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WO2024150787A1 - Système de traitement d'informations, procédé de traitement d'informations, programme de traitement d'informations, système de fixation de dioxyde de carbone, procédé de fixation de dioxyde de carbone et programme de fixation de dioxyde de carbone - Google Patents

Système de traitement d'informations, procédé de traitement d'informations, programme de traitement d'informations, système de fixation de dioxyde de carbone, procédé de fixation de dioxyde de carbone et programme de fixation de dioxyde de carbone Download PDF

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Publication number
WO2024150787A1
WO2024150787A1 PCT/JP2024/000384 JP2024000384W WO2024150787A1 WO 2024150787 A1 WO2024150787 A1 WO 2024150787A1 JP 2024000384 W JP2024000384 W JP 2024000384W WO 2024150787 A1 WO2024150787 A1 WO 2024150787A1
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WO
WIPO (PCT)
Prior art keywords
carbon dioxide
algae
information processing
product
marine products
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2024/000384
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English (en)
Japanese (ja)
Inventor
淳 小倉
敬典 小林
幸一 工藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novelgen Co Ltd
Novelgen Co Ltd
Original Assignee
Novelgen Co Ltd
Novelgen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Novelgen Co Ltd, Novelgen Co Ltd filed Critical Novelgen Co Ltd
Priority to JP2024570210A priority Critical patent/JPWO2024150787A1/ja
Publication of WO2024150787A1 publication Critical patent/WO2024150787A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00—Culture of aquatic animals
    • A01K61/80—Feeding devices
    • A01K61/85—Feeding devices for use with aquaria
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M1/00—Apparatus for enzymology or microbiology

Definitions

  • the present invention relates to an information processing system, an information processing method, an information processing program, a carbon dioxide fixation system, a carbon dioxide fixation method, and a carbon dioxide fixation program for cultivating microalgae and marine products using a symbiotic bioreactor.
  • a seaweed and shellfish farming system that cultivates seaweed and shellfish in separate culture tanks and has a means for supplying water from the seaweed culture tank to the shellfish culture tank (see Patent Document 1).
  • a water treatment method is also known in which algae are used to recover microplastics from a liquid containing microplastics and carbon dioxide and fix the carbon dioxide (see Patent Document 3).
  • each seafood farming facility was independent, and there was no unified management of shipping information such as production area, quantity shipped, fish species, and shipping destination, farming information such as quantity farmed and fish species, and demand information such as information on seafood purchases and those wishing to purchase the seafood. Furthermore, there has been no system, method, or program that simultaneously cultivates seafood and sequester carbon dioxide.
  • the present invention has been made in consideration of the above points. Its purpose is to provide an information processing system, information processing method, and information processing program that can grow and cultivate marine products and their food, such as microalgae, in the same tank or bioreactor.
  • Another object is to provide a system, method, or program for cultivating aquatic products using this bioreactor and fixing carbon dioxide in the aquatic products.
  • the first feature of the present invention is an information processing system that includes a culture tank in which algae and marine products that feed on the algae are present, a measurement unit that measures the state of the algae and/or the state of the marine products, a control unit that adjusts the culture conditions when adjustment of the culture conditions is necessary based on the results of the measurement, and a determination unit that terminates the cultivation of the marine products when the marine products have grown to a desired specified value.
  • marine products and their food such as microalgae
  • the cultivation of the food, microalgae can be controlled.
  • culturing the microalgae together with the marine products is expected to have a water purification effect, reducing the load on the purification equipment or minimizing the use of the purification equipment.
  • the information processing system may further include a proton removal device that removes protons from the water in which the marine product exists.
  • the marine product may generate calcium carbonate as a part of itself.
  • This information processing system can remove protons that are generated when seafood forms shells made of calcium carbonate, thereby promoting shell growth and increasing the size of the seafood.
  • the bottom mud and sludge which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank.
  • the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing microalgae to grow due to these nutrients. The grown microalgae can also purify the water.
  • the state of the algae may be the density, type, and/or composition of the algae.
  • This information processing system makes it possible to properly measure the condition of algae.
  • the state of the marine product may be the size and/or movement of the marine product.
  • This information processing system makes it possible to properly measure the condition of fishery products.
  • the control unit of the information processing system according to the first feature may add algae if the measurement result indicates that the addition of algae is necessary.
  • This information processing system makes it possible to appropriately provide algae as food for marine products.
  • the information processing system may further include a sterile processing unit that performs a sterile process on the marine product after cultivation.
  • This information processing system allows seafood to be sterilized, making it safer for shipment.
  • the information processing system may include a cultivation information acquisition unit that acquires cultivation information about marine products, and a shipping destination selection unit that displays at least one optimal shipping destination based on the cultivation information.
  • This information processing system makes it possible to select the optimal shipping destination based on cultivation information.
  • the information processing system may further include a demand information acquisition unit that acquires demand information for marine products, and the shipping destination selection unit may display at least one optimal shipping destination based on the demand information in addition to the cultivation information.
  • This information processing system makes it possible to select the most optimal shipping destination based on demand information as well as cultivation information.
  • the second feature of the present invention is an information processing method including the steps of placing algae and aquatic products that feed on the algae in a single culture tank, measuring the state of the algae and/or the state of the aquatic products, adjusting the culture conditions if necessary based on the results of the measurements, and terminating the cultivation of the aquatic products when the aquatic products have grown to a desired specified value.
  • marine products and their food such as microalgae
  • the cultivation of the food, microalgae the growth of the marine products can be controlled.
  • culturing the microalgae together with the marine products is expected to have a water purification effect, reducing the load on the purification equipment or minimizing the use of the purification equipment.
  • the third feature of the present invention is an information processing program including the steps of measuring the state of algae and/or the state of the aquatic products that feed on the algae present in a culture tank, adjusting the culture conditions if the results of the measurements indicate that adjustment of the culture conditions is necessary, and terminating the cultivation of the aquatic products when the aquatic products have grown to a desired specified value.
  • marine products and their food such as microalgae
  • the cultivation of the food, microalgae can be controlled.
  • culturing the microalgae together with the marine products is expected to have a water purification effect, reducing the load on the purification equipment or minimizing the use of the purification equipment.
  • carbon dioxide can be fixed in the seafood by the algae fixing the carbon dioxide and the seafood ingesting the algae, or by the seafood directly fixing the carbon dioxide.
  • the carbon dioxide can be from the atmosphere or culture water, or it can be emitted from a device or facility that generates carbon dioxide. In this way, with the systems, methods, and programs of the present invention, carbon dioxide from anywhere can ultimately be fixed in the seafood.
  • These information processing systems, methods, and programs allow the algae to fix carbon dioxide, and by collecting the algae and converting it into resources, the carbon dioxide fixed by the algae can be fixed into a converted resource.
  • the carbon dioxide fixation system includes a culture tank for cultivating carbon dioxide-fixing algae and fixing carbon dioxide in the algae, a resource conversion unit for converting the algae recovered from the culture tank into a resource conversion product, and a fixation unit for using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • the carbon dioxide fixation system according to the fourth aspect allows the carbon dioxide fixed in the algae to be used for a variety of purposes.
  • the culture tank may contain algae that fixes carbon dioxide and marine products that feed on the algae.
  • This carbon dioxide fixation system allows marine products and microalgae to be grown and cultivated in a single culture tank, and the carbon dioxide fixed in the marine products and algae can be utilized.
  • the carbon dioxide fixation system according to the fourth aspect may further include a proton removal device that removes protons from the water in which the marine products are present.
  • This carbon dioxide fixation system can remove protons that are generated when seafood forms shells made of calcium carbonate, promoting shell growth and increasing the size of seafood.
  • the bottom mud and sludge which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank.
  • the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing microalgae to grow due to these nutrients. The grown microalgae can also purify the water.
  • the carbon dioxide fixation system may further include a resource conversion unit that fixes the carbon dioxide fixed in the marine products recovered from the culture tank into a resource conversion product by converting the marine products into resources, and a fixation unit that fixes the carbon dioxide fixed in the resource conversion product into another object or location by using the resource conversion product.
  • the carbon dioxide fixed in seafood can be used for a variety of purposes.
  • the carbon dioxide fixation system includes a culture tank in which algae that fix carbon dioxide and marine products that feed on the algae are present, a resource conversion unit that converts the marine products recovered from the culture tank into a resource conversion product, a fixation unit that uses the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location, and a proton removal device that removes protons from the water in which the marine products are present.
  • the carbon dioxide fixation system can remove protons that are generated when seafood forms shells made of calcium carbonate, thereby promoting shell growth and increasing the size of the seafood.
  • the bottom mud and sludge which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank.
  • the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing microalgae to grow due to these nutrients. The grown microalgae can also purify the water.
  • the sixth aspect of the present invention relates to a method for fixing carbon dioxide, which includes the steps of cultivating algae that fix carbon dioxide and fixing carbon dioxide in the algae, recovering the algae and converting the algae into a resource conversion product, and using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • the sixth aspect of the carbon dioxide fixation method allows the carbon dioxide fixed in the algae to be used for a variety of purposes.
  • the carbon dioxide fixation method may further include the steps of: placing algae that fixes carbon dioxide and marine products that feed on the algae in a single culture tank; recovering the marine products and converting them into resources, thereby fixing the carbon dioxide fixed in the marine products into a resource conversion product; and using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • This carbon dioxide fixation method allows marine products and microalgae to be grown and cultivated in a single culture tank, and the carbon dioxide fixed in the marine products and algae can be utilized.
  • the carbon dioxide fixation method according to the sixth aspect may further include a step of placing the marine product in water and a step of removing protons from the water.
  • This method of fixing carbon dioxide can remove protons that are generated when seafood forms shells made of calcium carbonate, thereby promoting shell growth and increasing the size of the seafood. Furthermore, with this carbon dioxide fixation method, the bottom mud and sludge, which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank. Furthermore, with this carbon dioxide fixation system, the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing the microalgae to grow due to these nutrients. The proliferated microalgae can also purify the water.
  • the seventh feature of the carbon dioxide fixation method includes the steps of: placing algae that fixes carbon dioxide and marine products that feed on the algae in a single culture tank; recovering the marine products and converting them into resources, thereby fixing the carbon dioxide fixed in the marine products into a resource conversion product; using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location; and removing protons from the water in which the marine products are present.
  • the seventh aspect of the method for fixing carbon dioxide it is possible to remove protons that are generated when seafood forms shells made of calcium carbonate, thereby promoting the growth of shells and increasing the size of the seafood. Furthermore, with this carbon dioxide fixation method, the bottom mud and sludge, which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank. Furthermore, with this carbon dioxide fixation system, the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing the microalgae to grow due to these nutrients. The proliferated microalgae can also purify the water.
  • the carbon dioxide fixation program includes the steps of cultivating algae that fix carbon dioxide and allowing the algae to fix carbon dioxide, recovering the algae and converting it into a resource, thereby fixing the carbon dioxide fixed in the algae into a resource conversion product, and using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • the carbon dioxide fixed in the algae can be used for various purposes.
  • the carbon dioxide fixation program according to the eighth feature may further include the steps of: placing algae that fixes carbon dioxide and marine products that feed on the algae in a single culture tank; recovering the marine products and converting them into resources, thereby fixing the carbon dioxide fixed in the marine products into a resource conversion product; and using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • This carbon dioxide fixation program allows marine products and microalgae to be grown and cultivated in a single culture tank, while the carbon dioxide fixed in the marine products and algae can be utilized.
  • the carbon dioxide fixation program according to the eighth feature may further include a step of removing protons from the water in which the marine product is present.
  • This carbon dioxide fixation program can remove protons that are generated when seafood forms shells made of calcium carbonate, promoting shell growth and increasing the size of seafood.
  • the bottom mud and sludge which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank.
  • the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing microalgae to grow due to these nutrients. The grown microalgae can also purify the water.
  • the carbon dioxide fixation program includes the steps of: placing algae that fixes carbon dioxide and marine products that feed on the algae in a single culture tank; recovering the marine products and converting them into resources, thereby fixing the carbon dioxide fixed in the marine products into a resource conversion product; using the resource conversion product to fix the carbon dioxide fixed in the resource conversion product in another object or location; and removing protons from the water in which the marine products are present.
  • the carbon dioxide fixation program relating to the ninth feature it is possible to remove protons that are generated when seafood forms shells made of calcium carbonate, etc., thereby promoting shell growth and increasing the size of the seafood.
  • the bottom mud and sludge which are reductants, are converted into oxidants in the process of releasing and collecting protons, and the bottom mud and the like can be purified. This improves the environment of the culture tank.
  • the organic matter in the bottom mud is decomposed by the power-generating bacteria, and nutrients such as nitrogen are dissolved into the water, allowing microalgae to grow due to these nutrients. The grown microalgae can also purify the water.
  • the present invention provides an information processing system, information processing method, and information processing program that can grow and cultivate marine products and their food, such as microalgae, in the same tank or bioreactor.
  • the present invention also provides a carbon dioxide fixation system, a carbon dioxide fixation method, and a carbon dioxide fixation program that can grow and cultivate marine products and microalgae while fixing carbon dioxide in the marine products and/or algae.
  • FIG. 1 is a block diagram showing an information processing system according to first and second embodiments. 4 is a flowchart showing an information processing method according to the first embodiment. 10 is a flowchart showing an information processing method according to a second embodiment. 13 is a flowchart showing an information processing method according to a third embodiment.
  • FIG. 13 is a block diagram showing an information processing system according to a fourth embodiment. 13 is a flowchart showing an information processing method according to a fourth embodiment.
  • FIG. 13 is an explanatory diagram showing an example of an application of the information processing system according to the fourth embodiment;
  • FIG. 13 is an explanatory diagram showing an example of another application example of the information processing system according to the fourth embodiment.
  • FIG. 13 is an explanatory diagram showing an example of another application example of the information processing system according to the fourth embodiment.
  • FIG. 13 is a block diagram showing a carbon dioxide fixation system according to a fifth embodiment. An example of an application of the carbon dioxide fixation system and method according to the fifth embodiment is shown.
  • 13 is a flowchart showing a carbon dioxide fixation method according to a fifth embodiment.
  • FIG. 1 is a block diagram showing a carbon dioxide fixation system according to first and fifth embodiments.
  • FIG. 13 is a diagram showing the use of an electron generating device as a proton removing device according to the first and fifth embodiments.
  • FIG. 13 is a diagram showing the use of a deionization device as a proton removing device according to the first and fifth embodiments.
  • FIG. 1 is a flowchart showing a carbon dioxide fixation method according to the first and fifth embodiments.
  • FIG. 1 is a block diagram showing a carbon dioxide fixation system according to first and fifth embodiments.
  • 1 is a flowchart showing a carbon dioxide fixation method according to the first and fifth embodiments.
  • FIG. 1 is a diagram showing a schematic diagram illustrating that the removal of protons has a proliferation effect on microalgae.
  • FIG. 1 shows another embodiment 1 of proton removal.
  • FIG. 13 is a diagram showing an example of use of a proton removing device equipped with a tetrapod-type electron generating device.
  • FIG. 13 shows another embodiment 2 of proton removal.
  • FIG. 1 is a diagram showing a carbon dioxide fixation technology using steel slag and marine products.
  • FIG. 1 is a graph showing the promotion of microalgae growth by steel slag.
  • FIG. 1 is a diagram showing an example of a carbon dioxide fixation system using steel slag.
  • FIG. 3 shows another embodiment 3 of proton removal.
  • FIG. 13 shows another embodiment 4 of proton removal.
  • FIG. 13 is a diagram showing another example of use of the aquaculture cage.
  • FIG. 5 shows another embodiment 5 of proton removal.
  • 13A is a diagram showing another embodiment 6 relating to proton removal
  • FIG. 13B is a perspective view showing a negative electrode anchor
  • FIG. 13C is a perspective view showing another form of the negative electrode anchor.
  • Fig. 1 is a block diagram showing an information processing system 10 according to the first embodiment.
  • the information processing system 10 mainly includes: A symbiotic bioreactor management server 100; A symbiotic bioreactor 200; A storage device 300; has.
  • One of the objects of the information processing system according to the present invention is to contribute to the propagation of aquatic products.
  • the symbiotic bioreactor management server 100 manages the cultivation of algae in one culture tank 201 of the symbiotic bioreactor 200 and the growth of aquatic products that feed on the algae.
  • the symbiotic bioreactor management server 100 can be any of a variety of personal computers or workstations equipped with a processor (such as a CPU (central processing unit)), ROM (read-only memory), RAM (random access memory), auxiliary storage device (such as a HDD (hard disk drive), SSD (solid state drive), or various memory cards), I/F (communication interface device), input device (such as a keyboard, mouse, or touch panel), and display device (such as a liquid crystal display or touch panel).
  • the symbiotic bioreactor management server 100 can also execute various types of processing, such as various types of arithmetic processing and data processing, and communication processing with other servers.
  • the symbiotic bioreactor management server 100 may be formed as a single device such as a personal computer as described above, or each function of the symbiotic bioreactor management server 100 may be formed on a cloud that is accessible via the Internet.
  • the storage device 300 which is accessible by the symbiotic bioreactor management server 100, stores various programs, databases, etc., as described below.
  • Algae absorb carbon dioxide through photosynthesis, synthesize sugars, and release oxygen. There are classifications based on culture conditions, species, culture water to which they are adapted, and purification functions. Algae are classified based on culture conditions, such as seawater-adapted species, freshwater-adapted species, brackish water-adapted species, species adapted to temperatures of 24 degrees or higher, 21-24 degrees, 18-21 degrees, 15-18 degrees, 12-15 degrees, and 12 degrees or lower. Algae are classified based on species, such as diatoms, blue-green algae, brown algae, green algae, Euglena, dinoflagellates, and coccolithophorids (haptophytes).
  • Algae are classified based on culture water to which they are adapted, such as acid-adapted species, neutral-adapted species, and alkaline-adapted species. Algae are classified based on purification functions, such as heavy metal recovery and harmful substance recovery. These algae can be introduced into the culture tank 201.
  • Algae that can be used as food for marine products and have a high ability to fix carbon dioxide can also be used.
  • Specific examples include diatoms, blue-green algae, brown algae, green algae, euglena, dinoflagellates, and coccolithophorids (haptophytes).
  • Algae can be used according to the season, culture conditions, and type of culture water used.
  • the marine products in the present invention may be any organism that can be cultured in the present invention.
  • they are fish, crustaceans, aquatic mollusks, shellfish, echinoderms, etc.
  • fish include yellowtail, yellowtail, sea bream, amberjack, tuna, pufferfish, flounder, horse mackerel, yellowtail amberjack, stonefish, filefish, rockfish, scorpionfish, black porgy, sea bass, mackerel, grouper, grouper, eel, goldfish, etc.
  • Crustaceans include spiny lobster, white shrimp, button shrimp, kuruma prawn, cherry shrimp, white shrimp, northern red shrimp, black tiger prawn, Australian tiger prawn, etc.
  • Molluscs include squid, octopus, etc.
  • Shellfish include abalone, tokobushi, turban shell, oyster, scallop, clam, clam, mussel, pearl oyster, mussel, etc.
  • Echinoderms include sea urchins, starfish, sea cucumbers, etc.
  • Other marine products in the present invention include sea squirts, etc.
  • the main types of oysters include Ostrea denselamellosa, Ostrea edulis (European flat oyster), Crassostrea gigas (Japanese oyster/Pacific oyster/Rock oyster), Crassostrea sikamea, Crassostrea ariakensis, Crassostrea nippona, Crassostrea angulata, Virginia oyster (Crassostrea virginica), Tiny Pacific oyster (Ostrea lurida), and Bluff oyster (Ostrea chilenesis).
  • the marine product of the present invention may have a carbon-fixing organism shell.
  • the marine product of the present invention may be one that produces a part of itself, such as a shell, by utilizing a calcification reaction that produces calcium carbonate (CaCO 3 ) from carbon dioxide and calcium.
  • calcium carbonate ( CaCO3 ) produced by seafood includes the shells of mollusks, the exoskeletons of crustaceans, the skeletons of cnidarians (corals), the shells of invertebrates such as the protozoan foraminifera, and coccoliths produced by single-celled algae called coccolithophores.
  • Preferred species include shellfish, crustaceans, cnidarians (corals), echinoderms (sea urchins), foraminifera, etc.
  • Shellfish are particularly preferred, specifically the shellfish mentioned above.
  • Phytoplankton such as microalgae fix carbon dioxide through photosynthesis. Marine products with carbon-fixing biological shells feed on this phytoplankton and take in carbon and grow. In this case, for example, shellfish fix and accumulate a lot of carbon in their shells. As a result, for example, 44% of the mass of the shell of a scallop is fixed as carbon dioxide. In this way, cultivating marine products with carbon-fixing biological shells such as shellfish can contribute to the fixation of carbon dioxide.
  • marine products that feed on zooplankton such as rotifers and Artemia that feed on algae are also marine products within the scope of the present invention.
  • the marine products can be cultivated by adjusting the algae culture so that the amount of zooplankton required for cultivation is reached.
  • Culture water refers to the water in the culture tank 201 of the symbiotic bioreactor 200. Fresh water, seawater, or other desired water can be used depending on the algae to be cultured and the marine products to be cultivated.
  • algae can be cultivated using nutrients such as organic nitrogen and organic phosphorus obtained from the feces of the marine products cultivated in the culture water.
  • nutrients necessary for cultivating algae and/or marine products, such as organic nitrogen, organic phosphorus, and nutrients may be added from the outside as necessary.
  • the symbiotic bioreactor management server 100 includes a measurement data input unit 101, an algae introduction control unit 102, an air/oxygen supply control unit 103, an exhaust control unit 104, a light source control unit 105, a temperature control unit 106, and a processing completion determination unit 107.
  • the measurement data input unit 101 includes a camera 202 and a A thermometer 203; A dissolved oxygen measuring device 204; A pH meter 205; A carbon dioxide concentration meter 206; Water quality measuring device 207 etc. Furthermore, the measurement data input unit 101 may be connected to various sensors.
  • the measurement data input unit 101 receives measurement information from a measurement unit that measures the state of algae and/or the state of marine products.
  • the state of algae refers to, for example, density, type, and/or composition.
  • composition refers to, for example, the type of algae and its proportion.
  • the state of marine products refers to, for example, the size and/or movement of the marine products.
  • the measuring section includes a camera 202, a thermometer 203, a dissolved oxygen meter 204, a pH meter 205, a carbon dioxide concentration meter 206, and a water quality measuring device 207.
  • the measured data input section 101 receives inputs of image data captured by the camera 202, temperature from the thermometer 203, the amount of dissolved oxygen from the dissolved oxygen meter 204, pH from the pH meter 205, the carbon dioxide concentration from the carbon dioxide concentration meter 206, and water quality from the water quality measuring device 207.
  • control unit adjusts the culture and/or growth conditions.
  • the control units include an algae introduction control unit 102, an air/oxygen supply control unit 103, an exhaust control unit 104, a light source control unit 105, and a temperature control unit 106.
  • the algae introduction control unit 102 controls the algae introduction valve 208 of the symbiotic bioreactor 200 to introduce algae into the culture tank 201. Specifically, the algae introduction control unit 102 introduces algae into the culture tank 201. The algae introduction control unit 102 controls the introduction of algae based on an algae supply rate determined and transmitted by a culture tank management server (not shown). The algae are stored in a storage tank or the like (not shown) separate from the culture tank 201. A desired amount of algae is introduced from the storage tank into the culture tank 201 under the control of the algae introduction control unit 102.
  • Air/oxygen supply control unit 103 controls the air/oxygen supply valve 209 of the symbiotic bioreactor 200 to supply air or oxygen into the culture tank 201. Specifically, the air/oxygen supply control unit 103 controls the air/oxygen supply valve 209. The air/oxygen supply control unit 103 supplies air or oxygen to the culture water by opening the air/oxygen supply valve 209. The air/oxygen supply control unit 103 controls the opening and closing of the air/oxygen supply valve 209 to adjust the amount and temperature of air and supply it.
  • carbon dioxide can be supplied to the culture tank 201 through the air/oxygen supply control unit 103.
  • This carbon dioxide may be contained in the air, or may be discharged from a device or facility that generates carbon dioxide.
  • carbon dioxide can be supplied into the culture tank 201 from a control unit separate from the air/oxygen supply control unit 103.
  • the discharge control unit 104 controls the outlet valve 210 of the symbiotic bioreactor 200 to drain the algae and culture water in the culture tank 201. Specifically, the discharge control unit 104 opens the outlet valve 210 to discharge the algae and culture water stored in the culture tank 201.
  • the discharged algae may be captured by a filtering device such as a filtration filter, or may be discarded as is.
  • the discharged culture water may be discarded or returned to the culture tank 201 via a circulation path.
  • the light source control unit 105 controls the light source 211 of the symbiotic bioreactor 200 to adjust the amount of light in the culture tank 201. Specifically, the light source control unit 105 controls the on and off of the light source 211 of the culture tank 201 and the timing of the on and off. For example, the light source 211 can be turned on for 12 hours to form a daytime state, and turned off for 12 hours to form a nighttime state. The light source control unit 105 also controls the emission intensity of the light emitted from the light source 211.
  • the wavelength region to be emitted can be controlled.
  • the wavelength region can be appropriately selected and illuminated depending on the imaging target, such as the type of algae cells.
  • the temperature control unit 106 controls the temperature controller 212 of the symbiotic bioreactor 200 and adjusts the temperature of the culture water in the culture tank 201 .
  • the processing completion determination unit 107 determines whether or not to end the cultivation of the marine products. When the marine products in the culture tank 201 have grown to a desired specified value, the processing completion determination unit 107 ends the cultivation of the marine products.
  • the desired specified value varies depending on the seafood product, and is the optimal size, quality, etc. for each seafood product.
  • the desired specified value is, for example, the size or quality specified by demand information from customers.
  • the symbiotic bioreactor 200 cultivates algae in one culture tank 201 and grows aquatic products that feed on the algae.
  • the symbiotic bioreactor 200 preferably includes a culture tank 201, a camera 202, a thermometer 203, a dissolved oxygen meter 204, a pH meter 205, a carbon dioxide concentration meter 206, a water quality measuring device 207, an algae introduction valve 208, an air/oxygen supply valve 209, an outlet valve 210, a light source 211, and a temperature controller 212.
  • the symbiotic bioreactor does not need to include all of the above, but it only needs to include the facilities and devices necessary to culture the desired algae and grow the desired marine products.
  • the symbiotic bioreactor of the present invention can also be applied to any aquaculture method, such as free-flowing land-based aquaculture and closed circulation land-based aquaculture.
  • the culture tank 201 cultures algae therein, and grows marine products that feed on the algae.
  • the culture tank 201 may be in any form as long as it can accommodate culture water, algae, and marine products. Examples include a container, an aquarium, and an aquaculture pond.
  • the culture tank 201 stores algae, marine products, and culture water.
  • the size and shape of the culture tank 201 may be appropriately determined depending on the amount of algae, marine products, and culture water.
  • the material of the culture tank is not particularly limited, but in the case of a container or an aquarium, examples of the material include fiberglass reinforced plastic (FRP), polyethylene, polypropylene, polyester, glass, acrylic, and the like.
  • the aquaculture pond is not particularly limited, but examples of the material include an existing aquaculture pond.
  • the culture tank 201 includes, for example, a culture tank used in an aquaculture facility or aquaculture facility installed on the sea surface, a lake, a river, or the like.
  • the culture tank may be any tank that can artificially separate the inside of the culture tank from the outside of the culture tank and can store algae and marine products in the culture tank.
  • the culture tank may be one in which water outside the culture tank flows into the culture tank. Specific materials for the culture tank in this case are not particularly limited, but include nets, fences, nets, and the like.
  • the measurement unit measures the state of the algae and/or the state of the marine products.
  • the measurement unit (or components included in the measurement unit) include a camera 202, a thermometer 203, a dissolved oxygen meter 204, a pH meter 205, a carbon dioxide concentration meter 206, and a water quality measurement device 207.
  • the camera 202 captures images of the algae, marine products, and culture water stored in the culture tank 201.
  • the state of the algae such as the algae concentration, the state of the marine products, and the like can be obtained from the images captured by the camera 202.
  • the camera 202 transmits the captured image data to the symbiotic bioreactor management server 100.
  • the camera 202 may be a polarized camera, a microscopic camera, an infrared camera, a visible light camera, a fluorescent camera, or the like. By using these cameras, it is possible to obtain information such as the cultivation status of the algae that is the subject, the size (including body length, body side, etc.) of the marine products, the cultivation status of the marine products including general behavior such as movement and feeding patterns, and the water quality status of the culture water.
  • the polarized camera can obtain the polarization information of the subject.
  • the polarized camera can clearly distinguish and image colorless and transparent microscopic samples such as biological cells, and obtain information on the type of cell.
  • the microscopic camera can magnify and image microscopic cells in the range of x10 to x1000, and obtain information on the cell type.
  • the infrared camera can distinguish and image cells and marine products based on heat information and proteins that emit infrared light and near-infrared light.
  • the visible light camera can image the subject in the wavelength range of visible light.
  • the fluorescent camera can obtain information on the amount of chlorophyll.
  • the camera 202 may be configured to have at least one of the following cameras, rather than all of them: a polarized light camera, a microscopic camera, an infrared camera, a visible light camera, and a fluorescent camera.
  • the camera may be appropriately selected depending on the subject to be imaged, such as the algae concentration, the type of algae, the algae cells, or the type and behavior of marine products.
  • thermometer 203 measures the temperature of the culture water in the culture tank 201.
  • the thermometer 203 transmits information indicating the measured temperature to the symbiotic bioreactor management server 100.
  • the thermometer 203 may be any device capable of measuring the temperature of the culture water. It is preferable that the thermometer 203 measures the temperature not only at one location in the culture tank 201 but at multiple locations. It is possible to know that a temperature distribution has occurred in the culture tank 201. The temperature distribution can be reduced by increasing the stirring speed of the culture water.
  • the dissolved oxygen measuring device 204 measures the amount of dissolved oxygen in the culture water stored in the culture tank 201.
  • the dissolved oxygen measuring device 204 transmits information indicating the measured amount of dissolved oxygen to the symbiotic bioreactor management server 100.
  • the pH meter 205 measures the pH of the culture water stored in the culture tank 201.
  • the pH meter 205 transmits information indicating the measured pH to the symbiotic bioreactor management server 100.
  • the carbon dioxide concentration meter 206 measures the carbon dioxide concentration contained in the culture water stored in the culture tank 201.
  • the carbon dioxide concentration meter 206 transmits information indicating the measured carbon dioxide concentration to the symbiotic bioreactor management server 100.
  • the water quality measuring device 207 extracts the culture water stored in the culture tank 201 and measures organic nitrogen, such as ammonia nitrogen, nitrate nitrogen, and nitrite nitrogen, organic phosphorus, and heavy metals contained in the culture water.
  • the water quality measuring device 207 measures the water quality of the culture water.
  • the water quality measuring device 207 transmits information indicating the measured water quality of the culture water to the symbiotic bioreactor management server 100.
  • the measurement unit has been described as including the camera 202, thermometer 203, dissolved oxygen meter 204, pH meter 205, carbon dioxide concentration meter 206, and water quality measurement device 207, but may also include a hygrometer, MP amount measurement device, and various other sensors.
  • the hygrometer measures the humidity of the environment in the culture tank 201.
  • the hygrometer transmits information indicating the measured humidity to the symbiotic bioreactor management server 100.
  • the MP amount measuring device measures the amount and size of microplastics by extracting the culture water stored in the culture tank 201 and staining the microplastics.
  • the MP amount measuring device transmits the measured amount and size of microplastics to the symbiotic bioreactor management server 100.
  • Examples of various sensors include chlorophyll sensors, vibration sensors, sound wave sensors, and composite fluorescent optical sensors.
  • the chlorophyll sensor measures the intensity of chlorophyll fluorescence, which is inevitably released as an energy waste when the plant blankon photosynthesizes.
  • the vibration sensor measures the movement of aquatic products, such as the shell movement of bivalve mollusks, the appetite of aquatic products, the amount of feeding, and the timing of feeding.
  • the sound wave sensor measures, for example, the weight, size, sex, and disease risk of aquatic products.
  • the composite fluorescent optical sensor detects the excited fluorescence of chlorophyll and phycocyanin accessory pigments.
  • the algae introduction valve 208 introduces algae into the culture tank 201 in response to instructions from the algae introduction control unit 102.
  • the algae introduction valve 208 is an opening and closing valve. The opening and closing of the algae introduction valve 208 is controlled by the algae introduction control unit 102.
  • algae introduction valve 208 is in an open state, algae are introduced into the culture tank 201.
  • algae introduction valve 208 is in a closed state, algae are not introduced into the culture tank 201.
  • the air/oxygen supply valve 209 supplies air or oxygen to the culture water in the culture tank 201 in response to an instruction from the air/oxygen supply control unit 103.
  • the air/oxygen supply valve 209 can also agitate the culture water with the supplied air. Note that the culture water may be agitated by an agitating blade (such as a propeller or a fan) instead of air.
  • the outlet valve 210 discharges the algae and culture water from the culture tank 201 in response to instructions from the discharge control unit 104.
  • the outlet valve 210 is an open/close valve. The opening and closing of the outlet valve 210 is controlled by the discharge control unit 104.
  • the outlet valve 210 When the outlet valve 210 is in an open state, the algae and/or culture water are discharged from the culture tank 201 through the outlet.
  • the outlet valve 210 When the outlet valve 210 is in a closed state, the algae and the water to be treated are not discharged from the culture tank 201.
  • the light source 211 adjusts the amount of light in the culture tank 201 according to instructions from the light source control unit 105. Specifically, the light source 211 illuminates the algae and culture water stored in the culture tank 201.
  • the light source 211 used is one that corresponds to the type of algae and the components of the culture water.
  • the light source 211 emits light having a wavelength and intensity suitable for illuminating the algae and culture water.
  • the light source 211 can be an LED. Note that the light source 211 is not limited to an LED and may be selected according to the type of algae or marine product.
  • the light source 211 illuminates the algae under lighting conditions suitable for algae growth.
  • the light source can be made to emit light at a predetermined intensity, or the light can be turned on and off repeatedly at appropriate times to simulate day and night, allowing the algae to grow rapidly.
  • the temperature controller 212 adjusts the temperature in the culture tank 201 according to instructions from the temperature control unit 106. Specifically, the temperature controller 212 controls the temperature of the culture water in the culture tank 201 based on the temperature measured by the thermometer 203. By adjusting the temperature of the culture water in the culture tank 201 to a temperature suitable for cultivating and growing the algae and marine products, an environment suitable for the survival and proliferation of the algae and marine products is provided.
  • the proton remover 214 removes protons (H + ) from water containing marine products that produce calcium carbonate (CaCO 3 ) as part of themselves.
  • the proton removing device 214 may be installed in the culture tank 201 in which the marine products exist (FIG. 13(a)), or may be connected to the culture tank 201 (FIGS. 13(b) and 13(c)).
  • the proton removal device 214 may be installed anywhere that can remove protons generated from marine products or protons generated by acidification of seawater, etc. For example, it may be installed inside the culture tank 201 or at a location connected to the culture tank 201.
  • water containing protons can be made to flow from the culture tank 201 into the proton removal device 214 using a pipe or the like as shown in FIG. 15(a), or equipment 1100 including the proton removal device 214 can be installed directly near the culture tank 201 as shown in FIG. 15(c) so that the water containing protons in the culture tank can move to equipment 1100 including the proton removal device.
  • the proton removing device 214 may be an electron generating device having an anode and a cathode, a deionization device, a dialysis device, a distillation device, or the like.
  • the proton removing device 214 can be appropriately installed at a location where protons flow out by utilizing the current of water or the current of the tide.
  • the installation location of the proton removing device 214 may be changed depending on the current of water or the current of the tide.
  • the proton removal device may have a mechanism for controlling proton removal. This control mechanism can adjust the on-off state of the proton removal device and the amount of proton removal according to the state of CO2 fixation in the marine products, the state of the algae, and/or the state of the water in the culture tank.
  • an electron generating device may be used as shown in FIG.
  • the electron generating device has at least an anode and a cathode, and the anode and cathode are connected to an external circuit, etc., so that electrons generated from the cathode can move to the anode.
  • the anode and cathode may be connected within a single device so that electrons can move, or the anode and cathode may be configured as separate devices, which are connected by an external circuit, etc., so that electrons generated from the cathode can move to the anode.
  • the anode needs to be in contact with water containing protons. If the electrons generated at the cathode can be transferred to the anode via an external circuit, etc., the cathode may or may not be in contact with water containing protons.
  • a microbial battery may be used as an electron generator.
  • a microbial battery can be formed by inserting an anode into a layer containing biomass (hereinafter referred to as biomass such as bottom mud) such as mud (hereinafter referred to as bottom mud or sludge) or sludge (including activated sludge, the same below) that has accumulated at the bottom, or organic matter such as domestic wastewater.
  • biomass such as bottom mud
  • mud hereinafter referred to as bottom mud or sludge
  • sludge including activated sludge, the same below
  • the place or layer in which the cathode is inserted can be any biomass or organic matter other than bottom mud or sludge, as long as it is capable of growing power-generating bacteria.
  • the microbial battery in this embodiment is a device (microbial electron generator) that converts chemical energy of organic matter such as bottom mud into electrical energy by utilizing the metabolic ability of microorganisms.
  • the microbial battery uses electrons generated in the process of decomposing organic matter by microorganisms. The electrons generated when microorganisms decompose organic matter are collected by the cathode, and the electrons move to the anode through an external circuit.
  • microbial cells are attracting attention as a means of wastewater treatment and environmental purification while generating electricity (Patent Document 4).
  • Patent Document 4 there have been no reports of promoting calcium carbonate formation in marine products and carbon dioxide fixation in marine products by removing protons using microbial cells.
  • protons hydrogen ions released when marine products form calcium carbonate, protons generated by acidification of seawater, and oxygen in the water undergo a reduction reaction using electrons at the anode to generate water ( H2O ). This reaction allows the protons in the water to be collected, promoting the fixation of carbon dioxide in the marine products.
  • the bottom mud which is a reducing agent, turns into an oxidizing agent, and the bottom mud is purified. Therefore, the bottom mud can also be purified.
  • a deionization device may be used as the proton removing device 214.
  • the proton removing devices shown in (a) to (c) of FIG. 15 can be used as the deionization device.
  • a deionization device can be any device that can adsorb or remove protons. Examples include ion exchange devices and ion adsorption devices.
  • Ion exchange devices include ion exchange membranes and ion exchange resins, with cation exchange membranes and cation exchange resins being particularly preferred.
  • the ion adsorption device may be any device capable of adsorbing or removing protons, such as zeolite, smectite (also called montmorillonite), charcoal, carbon nanotubes, metal complexes, etc., and may be a combination of these devices as long as they are capable of adsorbing or removing protons. Zeolite is preferred.
  • carbon dioxide fixation can be promoted using commercially available ion exchange devices, membranes, and resins.
  • this configuration can be installed while utilizing existing equipment. This makes installation easy. Replacement is also easy, as commercially available parts can be used.
  • the proton removal device 214 may be a dialysis device.
  • the dialysis device may be any device capable of removing protons from the water surrounding the seafood.
  • a dialysis membrane may be used to remove protons from the water surrounding the seafood.
  • Electrodialysis can also be used. Electrodialysis is a technology that uses electrical force to separate and remove protons.
  • the device is made by stacking many pairs of alternating cation exchange membranes and anion exchange membranes with two types of spacers (demineralization compartment, concentration compartment) between them, and placing a pair of electrodes on both ends.
  • demineralization compartment two types of spacers (demineralization compartment, concentration compartment) between them, and placing a pair of electrodes on both ends.
  • cations such as protons pass through the cation exchange membrane toward the cathode (negative electrode) and move to the concentration compartment on the right, but because the cathode side of the concentration compartment is separated by an anion exchange membrane, they cannot move further to the demineralization compartment on the right.
  • cations such as protons are concentrated in the concentration compartment. Protons can be removed by removing this concentrated liquid.
  • the device may be installed anywhere as long as it can remove protons generated from marine products and protons generated by the acidification of seawater, etc. For example, it may be installed inside or connected to a culture tank.
  • the dialysis device may be installed permanently, or may be installed to remove protons at the desired timing.
  • the proton removing device 214 may be a distillation device.
  • Distillation is a method of removing ions and impurities by boiling water to turn it into steam, then cooling it back into a liquid. Protons and hydrogen ions are also removed during this process.
  • a distillation device By using a device capable of performing distillation (hereafter referred to as a distillation device), this configuration can be installed while utilizing existing facilities as is, making installation easy. Distillation makes it possible to use sterilized water, making it hygienic and safe.
  • the device may be installed anywhere as long as it can remove protons generated from marine products and protons generated by the acidification of seawater, etc. For example, it may be installed inside or connected to a culture tank.
  • the dialysis device may be installed permanently, or may be installed to remove protons at the desired timing.
  • the information processing system according to the first embodiment may further include a water flow generating device 215 .
  • the water flow generating device 215 generates a water flow toward the proton removal device 214 and/or toward the seafood, as shown in FIG. 16.
  • the water current generating device 215 generates the desired water current. Any device capable of generating a water current may be used, including a screw, pump, etc. Power sources may include electricity, gas, wind, tidal, water current, solar power, etc. These power sources may be used to rotate a screw or operate a pump to generate a water current. There are no particular limitations on the type of water current, but examples include a current from the deep layer to the surface, such as an upwelling current, a current in the opposite direction, and even a horizontal current.
  • the water flow generating device 215 may generate a water flow toward the proton removing device 214. This allows the protons to be removed efficiently.
  • the water current generating device 215 may also generate a water current toward the marine products. This allows the marine products to more efficiently fix the carbon dioxide absorbed by the algae. Furthermore, by making it easier for the marine products to ingest the algae that they feed on, the growth of the marine products is promoted, and high-quality marine products can be cultivated.
  • the direction of the water current may be any one of the above or a combination of them.
  • the water flow generating device that generates a water flow toward the proton removal device 214 and the water flow generating device that generates a water flow toward the seafood may be the same device or different devices.
  • the algae, air/oxygen, and culture water are separately supplied to the culture tank 201 by controlling the algae introduction valve 208, the air/oxygen supply valve 209, and the outlet valve 210.
  • the present invention is not limited to this configuration, and at least two of the algae, air/oxygen, and culture water may be mixed and supplied to the culture tank 201 from a common supply port (not shown).
  • the storage device 300 stores, for example, programs for executing various processes (see the flowcharts shown in FIGS. 2 to 4 and FIG. 12 (in the case of the fifth embodiment) described later), marine product cultivation information described later, A database having demand information of customers who desire the above-mentioned items is stored.
  • the database mainly stores various information for machine learning.
  • conditions for culturing algae and/or marine products can be determined, and the algae and/or marine products can be appropriately cultured.
  • the results of machine learning determine culture and/or growth conditions such as the temperature of the culture water, the intensity of the illuminating light, and the timing of lighting.
  • carbon dioxide can be fixed in the algae.
  • the culture water can be purified.
  • microplastics, organic phosphorus, organic nitrogen, heavy metals, and the like contained in the culture water can be removed by the algae.
  • marine products can be cultivated that feed on the algae.
  • the storage device 300 may be directly connected to the symbiotic bioreactor management server 100, or may be located on the cloud via the Internet.
  • the information processing method mainly includes: A step of placing algae and an aquatic product that feeds on the algae in one culture tank; Measuring the condition of the algae and/or the condition of the seafood; If the result of the measurement indicates that the culture conditions need to be adjusted, adjusting the culture conditions; terminating the cultivation of the aquatic product when the aquatic product has grown to a desired predetermined value; including.
  • the information processing method and information processing program according to the first embodiment are as follows, as shown in the flowchart in FIG. 2.
  • algae and aquatic products that feed on the algae are placed in one culture tank of the symbiotic bioreactor (step S101).
  • the order in which the algae and the aquatic products are added does not matter, and they can also be added simultaneously. That is, as a first method, the algae is first cultured in the symbiotic bioreactor, and once the algae has been cultured to a specified density, type, and composition, the aquatic products are added and cultivation of the aquatic products begins.
  • the algae is added after the aquatic products are added to the symbiotic bioreactor first, or at the same time as the aquatic products are added, and cultivation of the algae and cultivation of the aquatic products begins simultaneously.
  • step S102 the state of the algae is measured (step S102).
  • the density, type and/or composition are measured as the state of the algae.
  • the state of the seafood is measured (step S103).
  • the size and/or movement are measured as the state of the seafood.
  • the step of measuring the state of the algae (S102) and the step of measuring the state of the seafood (S103) are performed in parallel, and the order does not matter.
  • step S104 it is determined whether the culture conditions need to be adjusted based on the state of the algae and/or the results of the marine product measurements. If the culture conditions need to be adjusted, they are adjusted (step S105). For example, if the density, type, or composition of the algae has not reached a predetermined value, the culture conditions may be adjusted by introducing or discharging algae, supplying air, or adjusting the amount of light or temperature.
  • step S104 it is determined whether the marine products have grown to the desired specified value (step S106). If the marine products have not grown to the desired specified value, the process returns to the step of measuring the state of the algae and/or the state of the marine products (steps S102 and S103).
  • step S107 the cultivation of the fishery product is terminated. Then, the fishery product is shipped (step S108).
  • the information processing method according to the first embodiment may also include proton removal, as shown in FIG. 16.
  • step S601 aquatic products that produce calcium as part of themselves are placed in water.
  • step S602 protons are removed from the water.
  • the information processing method according to the first embodiment may also generate a water current, as shown in FIG. 18.
  • step S701 aquatic products that produce calcium as part of themselves are placed in water.
  • step S702 a water flow is generated toward the proton removal device 214.
  • step S702 protons are removed from the water in step S703.
  • step S704 a water current is generated toward the seafood.
  • steps S702 to S704 is not particularly limited. As long as protons can be removed and/or microalgae can be efficiently delivered to marine products as food, the order is not limited.
  • the storage device 300 also stores a program that executes the information processing method described above.
  • marine products and their feed microalgae can be grown and cultured in the same tank or bioreactor, reducing or eliminating the need to feed them.
  • the growth of marine products can be controlled by controlling the culture of the feed microalgae.
  • culturing microalgae together with marine products is expected to have a water purification effect, reducing the load on the purification device or minimizing the size of the purification device.
  • the algae condition may also be algae density, type, and/or composition. According to this information processing system, information processing method, and information processing program, the state of algae can be appropriately measured.
  • the condition of the seafood may also be the size and/or movement of the seafood. According to this information processing system, information processing method, and information processing program, the condition of marine products can be appropriately measured.
  • Protons may also be removed from water containing seafood, particularly seafood that produces calcium carbonate as part of itself.
  • the shells of the seafood increase in size, and the flesh of the seafood also increases in size. In this way, by removing protons, the quality of the seafood can be stabilized.
  • a water flow may also be generated toward the proton removal device 214 and/or toward the seafood.
  • This information processing system, information processing method, and information processing program can generate a desired water flow, allowing protons to be removed and food to reach the marine products more efficiently. This can promote carbon dioxide fixation in the marine products.
  • the water flow generating device 215 generates a water flow toward the proton removing device 214, thereby enabling efficient removal of protons.
  • the marine products can efficiently ingest algae that exists in the same water and serve as food for the marine products, and the marine products can more efficiently fix the carbon dioxide absorbed by the algae. Furthermore, by making it easier for the marine products to ingest the algae that they feed on, the growth of the marine products is promoted, and high-quality marine products can be cultivated.
  • FIG. 1 is a block diagram showing an information processing system 10 according to the second embodiment.
  • the algae introduction control unit 102 controls the algae introduction valve 208 of the symbiotic bioreactor 200 to introduce algae into the culture tank 201.
  • the algae introduction control unit 102 adds algae if it is necessary to add algae due to the state of the algae and/or the state of the marine products.
  • Other functions of the algae introduction control unit 102 are as described in the first embodiment.
  • other functions included in the information processing system 10 are similar to those in the first embodiment.
  • steps S201 to S205 are the same as steps S101 to S105 described in the information processing method and information processing program according to the first embodiment.
  • step S206 it is determined whether or not it is necessary to add algae. In this way, if the state of the algae and/or the state of the marine products indicates that it is necessary to add algae, the algae is added (step S207). Then, the process returns to the step of measuring the state of the algae and/or the state of the marine products (steps S202 and S203).
  • step S208 it is determined whether the marine products have grown to the desired specified value. If the marine products have not grown to the desired specified value, the process returns to the step of measuring the state of the algae and/or the state of the marine products (steps S202 and S203).
  • Steps S209 and S210 are similar to steps S107 and S108 described in the information processing method and information processing program according to the first embodiment.
  • the information processing system according to the third embodiment further includes a sterile processing unit (not shown) in addition to the symbiotic bioreactor (200 in FIG. 1).
  • the aseptic processing unit also referred to as aseptic processing device
  • other functions included in the information processing system 10 are similar to those in the first embodiment.
  • the marine products that have completed cultivation are transported from the symbiotic bioreactor to the aseptic processing equipment (step S301).
  • step S302 the seafood is subjected to sterilization treatment.
  • step S303 it is determined whether the sterilization process is complete. If it is not complete, the process returns to the sterilization process (step S302). If the sterilization process is complete, the seafood is shipped (step S304).
  • safer seafood products can be shipped by subjecting seafood products to sterilization processing.
  • FIG. 5 is a block diagram showing an information processing system 10 according to the fourth embodiment.
  • the information processing system 10 of the fourth embodiment includes a cultivation information acquisition unit (cultivation information management server 500) that acquires cultivation information of marine products, and a shipping destination selection unit (shipping destination selection device 700) that displays at least one optimal shipping destination based on the cultivation information.
  • a cultivation information acquisition unit cultivation information management server 500
  • a shipping destination selection unit shipment destination selection device 700
  • the information processing system 10 further includes a demand information acquisition unit (demand information management server 600) that acquires demand information for marine products, and the shipping destination selection unit (shipping destination selection device 700) may display at least one optimal shipping destination based on the demand information in addition to the cultivation information.
  • a demand information acquisition unit demand information management server 600
  • the shipping destination selection unit shipment destination selection device 700
  • the information processing system 10 of the fourth embodiment includes a symbiotic bioreactor management server 100, the Internet 400, a cultivation information management server 500, a demand information management server 600, a shipping destination selection device 700, and a memory device 800.
  • the symbiotic bioreactor management server 100 is the same as that described in the information processing systems according to the first to third embodiments.
  • the symbiotic bioreactor management server 100 is connected to a cultivation information management server 500, but it may also be connected to the cultivation information management server 500, a demand information management server 600, and a shipping destination selection device 700 via the Internet 400.
  • the cultivation information management server 500 acquires cultivation information of marine products that have been cultivated and marine products that are being cultivated. This cultivation information is managed by the symbiotic bioreactor management server 100. The cultivation information management server 500 transmits the cultivation information to the shipping destination selection device 700.
  • the cultivation information includes the type, amount, size, and production area of the marine products.
  • the cultivation information may include the type, amount, and size of the marine products that can be shipped currently.
  • the cultivation information may include the type, amount, size, cultivation completion time, and shipping possible time of the marine products that are being cultivated.
  • the cultivation information may include the type, amount, density, composition, and culture conditions of the algae that are used as food for the marine products, the movement of the marine products, the type and presence or absence of sterilization treatment, and cultivation conditions.
  • the cultivation information may include shipping information such as the type, amount, size, shipping destination, and shipping time of the marine products that have been shipped.
  • the development information management server 500 can be various types of personal computers or workstations equipped with a processor (such as a CPU (Central Processing Unit)), ROM (Read Only Memory), RAM (Random Access Memory), auxiliary storage devices (such as a HDD (Hard Disk Drive), SSD (Solid State Drive), and various memory cards), I/F (Communication Interface Device), input operation devices (such as a keyboard, mouse, touch panel, and display device (Liquid Crystal Display, touch panel, and the like).
  • the development information management server 500 can also execute various types of processing, such as various types of arithmetic processing and data processing, and communication processing with other servers.
  • the cultivation information may be stored in the cultivation information management server 500, or may be stored on the cloud via the internet. It may also be stored in a storage device 800 connected to a shipping destination selection device 700, which will be described later.
  • the cultivation information may also be obtained from the symbiotic bioreactor management server 100, or may be stored by performing a registration process in the cultivation information management server 500.
  • the demand information management server 600 acquires demand information for marine products.
  • the demand information management server 600 transmits the demand information to the shipping destination selection device 700.
  • the demand information includes the type, quantity, size, and timing of the marine products required by the customer, the customer's name, contact information, etc.
  • the demand information may also include information such as price.
  • the demand information management server 600 can be any of a variety of personal computers or workstations equipped with a processor (such as a CPU (Central Processing Unit)), ROM (Read Only Memory), RAM (Random Access Memory), auxiliary storage devices (such as a HDD (Hard Disk Drive), SSD (Solid State Drive), or various memory cards), an I/F (Communication Interface Device), an input device (such as a keyboard, mouse, or touch panel), or a display device (such as a liquid crystal display or touch panel).
  • the demand information management server 600 can also perform various types of processing, such as various types of arithmetic processing and data processing, and communication processing with other servers.
  • the demand information may be stored in the demand information management server 600, or may be stored on the cloud via the Internet. It may also be stored in a storage device 800 connected to a shipping destination selection device 700, which will be described later.
  • the demand information may also be obtained from the symbiotic bioreactor management server 100, or may be stored by performing a registration process in the demand information management server 600.
  • the shipping destination selection device 700 acquires the marine product cultivation information from the cultivation information management server 500. Then, the shipping destination selection device 700 displays at least one optimal shipping destination based on the cultivation information. After that, the shipping destination selection device 700 can also select a desired shipping destination.
  • the shipping destination selection device 700 also acquires demand information for marine products from the demand information management server 600. The shipping destination selection device 700 then displays at least one optimal shipping destination based on the demand information in addition to the cultivation information. The shipping destination selection device 700 can then select the desired shipping destination.
  • the shipping destination selection device 700 may display the optimal shipping destination on a display device or the like, allowing the shipping destination to be selected.
  • the shipping destination selection device 700 can be various types of personal computers or workstations equipped with a processor (such as a CPU (Central Processing Unit)), ROM (Read Only Memory), RAM (Random Access Memory), auxiliary storage devices (such as a HDD (Hard Disk Drive), SSD (Solid State Drive), and various memory cards), I/F (Communication Interface Device), input operation devices (such as a keyboard, mouse, touch panel, and display device (liquid crystal display, touch panel, and the like).
  • the shipping destination selection device 700 can also execute various types of processing, such as various types of arithmetic processing and data processing, and communication processing with other servers.
  • the storage device 800 stores, for example, a program for executing various processes (see the flowchart shown in FIG. 6 described later), and a database including marine product cultivation information and demand information of customers who want marine products, which will be described later. do.
  • the storage device 800 may be directly connected to the shipping destination selection device 700, or may be located on a cloud via the Internet.
  • the information processing method mainly includes: Obtaining cultivation information of aquatic products; selecting a next shipping destination of the seafood product based on the cultivation information; including.
  • the information processing method and information processing program according to the fourth embodiment are as follows, as shown in the flowchart in FIG. 6. Note that the development information processing (steps S401 to S403) and the demand information processing (steps S404 to S406) can be performed independently or in parallel.
  • the cultivation information of the marine product is acquired (step S401).
  • the acquired cultivation information is transmitted to the shipping destination selection device (step S402).
  • the cultivation information can also be registered in a database (step S403).
  • step S404 demand information for marine products is acquired.
  • the acquired demand information is transmitted to the shipping destination selection device (step S405).
  • the demand information can also be registered in a database (step S406).
  • At least one optimal shipping destination is displayed based on the cultivation information and demand information (step S407).
  • the desired shipping destination can then be selected (step S408).
  • the marine products are shipped (step S409).
  • a symbiotic bioreactor is placed in each aquaculture facility, and aquaculture products are cultivated on land.
  • Each symbiotic bioreactor is connected to a symbiotic bioreactor management server.
  • the symbiotic bioreactor and the symbiotic bioreactor management server function as a land-based aquaculture tank system.
  • the closed circulation purification system may also be included in the land-based aquaculture tank system.
  • Each land-based aquaculture tank system is connected to a shipping management system, and the shipping management system functions as the cultivation information management server described above.
  • oysters and other marine products may be cultivated using a land-based aquaculture system that utilizes existing facilities for land-based aquaculture.
  • each symbiotic bioreactor is connected to a symbiotic bioreactor management server.
  • the symbiotic bioreactor and the symbiotic bioreactor management server function as a land-based aquaculture system.
  • Each land-based aquaculture system is connected to a shipping management system, and the shipping management system functions as the cultivation information management server described above.
  • the aquaculture management center obtains information such as cultivation information via each shipping management system and the Internet, and stores the cultivation information in the aquaculture management database.
  • the aquaculture management center functions as the shipping destination selection device described above.
  • the aquaculture management center can propose and/or select the next shipping destination based on the information stored in the database.
  • the aquaculture management center also monitors each aquaculture facility and stores the aquaculture history.
  • the aquaculture management database may also include an aquaculture environment DB that stores information on the aquaculture environment at each aquaculture facility, a customer environment DB that stores customer information, a know-how DB that stores know-how information from fishermen and others, and a production request DB that stores information on production requests. Furthermore, from information in the aquaculture environment DB and other sources, information on predicted fish diseases at each aquaculture facility can be provided to relevant parties via each aquaculture site and facility, as well as an aquaculture information site.
  • the aquaculture information collection system obtains demand information, including production requests and sales/distribution information, from consumers, supermarkets, antenna shops, markets, producers, research institutes, etc.
  • the aquaculture management center obtains demand information from the aquaculture information collection system and proposes and/or selects the next shipping destination based on the cultivation information stored in the database.
  • the aquaculture management center ships marine products via the aquaculture information collection system and sells them directly to consumers online.
  • the aquaculture management center also transmits demand information to the fishery processing plant.
  • the fishery processing plant plans production according to demand and delivers the processed products to the aquaculture management center.
  • Fig. 10 is a block diagram showing a carbon dioxide fixation system 20 according to the fifth embodiment
  • Fig. 11 is a conceptual diagram showing an application example using the carbon dioxide fixation system, method, and program according to the fifth embodiment.
  • the carbon dioxide fixation system 20 includes a symbiotic bioreactor management server 100, a symbiotic bioreactor 200, a memory device 300, a resource conversion unit 900, and a fixation unit 1000.
  • the symbiotic bioreactor management server 100 may further include a carbon dioxide supply control unit 108.
  • the symbiotic bioreactor 200 may further include a carbon dioxide supply valve 213.
  • Other points and the memory device 300 are similar to the symbiotic bioreactor management server 100, the symbiotic bioreactor 200, and the memory device 300 shown in Fig. 1 and described in the first embodiment.
  • the marine product in the fifth embodiment may be any organism that can be cultured by the present invention, such as fish, crustaceans, aquatic mollusks, shellfish, echinoderms, etc.
  • the carbon dioxide fixed or stored in the algae is fixed in the marine product by feeding on the algae that take up carbon dioxide and grow.
  • the marine products of the present invention may also be those having organism shells with carbon fixation ability or those that produce calcium carbonate as a part of themselves.
  • Preferred examples include shellfish, crustaceans, cnidarians (corals), foraminifera, etc., and particularly preferred are shellfish.
  • the culture tank 201 cultures algae that fix carbon dioxide, and causes the algae to fix carbon dioxide.
  • the culture tank may also contain algae that fix carbon dioxide and marine products that feed on the algae.
  • the culture tank 201 includes, for example, culture tanks used in aquaculture facilities or farming facilities installed on the sea surface, lakes, marshes, rivers, etc. The culture tank in this case is similar to that described above.
  • the resource conversion unit 900 converts the algae collected from the culture tank 201 into a resource conversion product by converting the carbon dioxide fixed in the algae. In addition, the resource conversion unit 900 converts the marine products collected from the culture tank 201 into resources, thereby converting the carbon dioxide fixed in the marine products into a resource conversion product.
  • Resource-converted algae or marine products that have been collected are called resource-converted products.
  • the algae to be used for resource conversion may be those that have had carbon dioxide fixed in a symbiotic bioreactor, or may be those that have had carbon dioxide fixed in a separate bioreactor.
  • the algae that can be used are not limited to the above-mentioned algae, but may be any algae that can fix carbon dioxide.
  • algae can be carbonized and used as carbonized pellets or biochar.
  • the produced algae, or algae that has been carbonized or dried after production can be used as fertilizer or feed.
  • the carbonization method can be a known method, such as the method described in WO2022/071545.
  • Biochar is made by incompletely burning and carbonizing biomass materials such as algae, and the CO2 fixed by the algae is fixed in biochar made from algae. In this way, by turning algae into biochar, the CO2 fixed in the algae can be fixed in a stable state for a long period of time as biochar.
  • Biochar can also be used as an agricultural material, where CO2 is sequestered in agricultural soil for long periods of time.
  • the CO2 fixed by algae can be fixed by another resource conversion method, it can be used to fix CO2 in a stable state for a long period of time.
  • algae-derived biochar and other materials can be used as a method for fixing carbon dioxide ( Figure 11).
  • the marine products to be subjected to resource conversion may be those in which carbon dioxide has been fixed in a symbiotic bioreactor, or may be those in which carbon dioxide has been fixed in a separate bioreactor.
  • the marine products to be used are not limited to those mentioned above, but any marine products that can fix carbon dioxide can be used.
  • oysters are cultivated as the marine products, oyster shells remain after the oyster meat is removed.
  • the resource conversion unit 900 crushes the oyster shells.
  • These shells (shells) are not particularly limited to oysters, and may be derived from anything that forms shells.
  • crushed shells can be used as a desulfurizing agent, fluorine remover, or cement raw material.
  • fluorine remover When used as a cement raw material, the carbon dioxide fixed in the shells will be fixed in the concrete for a long period of time. Therefore, the present invention can be used as one of the methods for fixing carbon dioxide ( Figure 11). Crushed shells can also be used as an asphalt raw material.
  • crushed shells include, but are not limited to, soil conditioner and animal feed additives.
  • the symbiotic bioreactor 200 and the resource conversion unit 900 do not need to be physically connected, and the algae and marine products in the symbiotic bioreactor 200 may be transported to a factory equipped with the resource conversion unit 900, for example, by transportation means such as a truck.
  • the algae in the fifth embodiment may be any algae that can be cultured in the present invention.
  • any algae can be used in the present embodiment as long as it can be used as food for marine products and can fix carbon dioxide.
  • carbon dioxide not only can carbon dioxide be fixed in marine products through algae, but carbon dioxide can also be fixed by recovering the algae themselves and converting them into resources.
  • the algae can also be cultured in a bioreactor separate from the symbiotic bioreactor to fix carbon dioxide.
  • the carbon dioxide supply control unit 108 controls the carbon dioxide supply valve 213 of the symbiotic bioreactor 200 to supply air and oxygen into the culture tank 201. Specifically, the carbon dioxide supply control unit 108 controls the carbon dioxide supply valve 213. The carbon dioxide supply valve 213 supplies carbon dioxide to the culture water by opening the carbon dioxide supply valve 213. The carbon dioxide supply control unit 108 controls the opening and closing of the carbon dioxide supply valve 213 to adjust the amount and temperature of carbon dioxide and supply it.
  • the carbon dioxide supply valve 213 supplies carbon dioxide to the culture water in the culture tank 201 in response to an instruction from the carbon dioxide supply control unit 108.
  • the carbon dioxide supply valve 213 can also agitate the culture water with the supplied carbon dioxide.
  • the proton remover 214 removes protons (H + ) from water containing marine products that produce calcium carbonate (CaCO 3 ) as part of themselves.
  • the proton removal device 214 may be installed in the culture tank 201 in which the marine products are present (FIG. 13(a)), or may be connected to the culture tank 201 (FIGS. 13(b) and 13(c)).
  • the proton removal device 214 may be installed anywhere that can remove protons generated from marine products or protons generated by acidification of seawater, etc. For example, it may be installed inside the culture tank 201 or at a location connected to the culture tank 201.
  • water containing protons can be made to flow from the culture tank 201 into the proton removal device 214 using a pipe or the like as shown in FIG. 15(a), or equipment 1100 including the proton removal device 214 can be installed directly near the culture tank 201 as shown in FIG. 15(c) so that the water containing protons in the culture tank can move to equipment 1100 including the proton removal device.
  • proton removal device 214 examples include an electron generator having an anode and a cathode, a deionization device, dialysis, and distillation.
  • the proton removal device 214 can be appropriately installed at a location where protons flow out, taking advantage of the currents of water or tides.
  • the installation location of the proton removal device 214 can be changed depending on the currents of water or tides.
  • an electron generating device may be used as shown in FIG.
  • the electron generating device has at least an anode and a cathode, and the anode and cathode are connected to an external circuit, etc., so that electrons generated from the cathode can move to the anode.
  • the anode and cathode may be connected within a single device so that electrons can move, or the anode and cathode may be configured as separate devices, which are connected by an external circuit, etc., so that electrons generated from the cathode can move to the anode.
  • the anode needs to be in contact with water containing protons. If the electrons generated at the cathode can be transferred to the anode via an external circuit, etc., the cathode may or may not be in contact with water containing protons.
  • a microbial battery may be used as the electron generating device.
  • a cathode anode
  • a layer containing biomass such as mud (hereinafter also referred to as bottom mud or sludge) or sludge (including activated sludge) that has accumulated at the bottom, or organic matter such as domestic wastewater, to form a microbial battery.
  • the microbial battery in this embodiment is a device (microbial electron generating device) that converts the chemical energy of organic matter such as bottom mud into electrical energy by utilizing the metabolic ability of microorganisms.
  • the microbial battery uses electrons generated in the process in which microorganisms decompose organic matter.
  • the cathode collects electrons generated when microorganisms decompose organic matter, and the electrons move to the anode through an external circuit.
  • the power of microorganisms be used to generate electricity, but also organic matter contained in biomass such as bottom mud and domestic wastewater can be used as fuel. Therefore, the microbial battery is attracting attention as a means of wastewater treatment and environmental purification at the same time as generating electricity (Patent Document 4).
  • Patent Document 4 there has been no report on the promotion of calcium carbonate formation in marine products and carbon dioxide fixation in marine products by removing protons using a microbial battery.
  • protons hydrogen ions released when marine products form calcium carbonate, protons generated by acidification of seawater, and oxygen in the water undergo a reduction reaction using electrons at the anode to generate water ( H2O ). This reaction allows the protons in the water to be collected, promoting the fixation of carbon dioxide in the marine products.
  • the bottom mud which is a reducing agent, turns into an oxidizing agent, and the bottom mud is purified. Therefore, the bottom mud can also be purified.
  • a deionization device may be used as the proton removing device 214.
  • the proton removing devices shown in (a) to (c) of FIG. 15 can be used as the deionization device.
  • a deionization device can be any device that can adsorb or remove protons. Examples include ion exchange devices and ion adsorption devices.
  • Ion exchange devices include ion exchange membranes and ion exchange resins, with cation exchange membranes and cation exchange resins being particularly preferred.
  • the ion adsorption device may be any device capable of adsorbing or removing protons, such as zeolite, smectite (also called montmorillonite), charcoal, carbon nanotubes, metal complexes, etc., and may be a combination of these devices as long as they are capable of adsorbing or removing protons. Zeolite is preferred.
  • carbon dioxide fixation can be promoted using commercially available ion exchange devices, membranes, and resins.
  • this configuration can be installed while utilizing existing equipment. This makes installation easy. Replacement is also easy because commercially available parts can be used.
  • the proton removal device 214 may be a dialysis device.
  • the dialysis device may be any device capable of removing protons from the water surrounding the seafood.
  • a dialysis membrane may be used to remove protons from the water surrounding the seafood.
  • Electrodialysis can also be used. Electrodialysis is a technology that uses electrical force to separate and remove protons.
  • the device is made by stacking many pairs of alternating cation exchange membranes and anion exchange membranes with two types of spacers (demineralization compartment, concentration compartment) between them, and placing a pair of electrodes on both ends.
  • demineralization compartment two types of spacers (demineralization compartment, concentration compartment) between them, and placing a pair of electrodes on both ends.
  • cations such as protons pass through the cation exchange membrane toward the cathode (negative electrode) and move to the concentration compartment on the right, but because the cathode side of the concentration compartment is separated by an anion exchange membrane, they cannot move further to the demineralization compartment on the right.
  • cations such as protons are concentrated in the concentration compartment. Protons can be removed by removing this concentrated liquid.
  • the device may be installed anywhere as long as it can remove protons generated from marine products and protons generated by the acidification of seawater, etc. For example, it may be installed inside or connected to a culture tank.
  • the dialysis device may be installed permanently, or may be installed to remove protons at the desired timing.
  • the proton removing device 214 may be a distillation device.
  • Distillation is a method of removing ions and impurities by boiling water to turn it into steam, then cooling it back into a liquid. Protons and hydrogen ions are also removed during this process.
  • a distillation device By using a device capable of performing distillation (hereafter referred to as a distillation device), this configuration can be installed while utilizing existing facilities as is, making installation easy. Distillation makes it possible to use sterilized water, making it hygienic and safe.
  • the device may be installed anywhere as long as it can remove protons generated from marine products and protons generated by the acidification of seawater, etc. For example, it may be installed inside or connected to a culture tank.
  • the dialysis device may be installed permanently, or may be installed to remove protons at the desired timing.
  • the information processing system according to the first embodiment may further include a water flow generating device 215 .
  • the water flow generating device 215 generates a water flow toward the proton removal device 214 and/or toward the seafood, as shown in FIG. 17.
  • the water current generating device 215 generates the desired water current. Any device capable of generating a water current may be used, including a screw, pump, etc. Power sources may include electricity, gas, wind, tidal, water current, solar power, etc. These power sources may be used to rotate a screw or operate a pump to generate a water current. There are no particular limitations on the type of water current, but examples include a current from the deep layer to the surface, such as an upwelling current, a current in the opposite direction, and even a horizontal current.
  • the water flow generating device 215 may generate a water flow toward the proton removing device 214. This allows the protons to be removed efficiently.
  • the water current generating device 215 may also generate a water current toward the marine products. This allows the marine products to more efficiently fix the carbon dioxide absorbed by the algae. Furthermore, by making it easier for the marine products to ingest the algae that they feed on, the growth of the marine products is promoted, and high-quality marine products can be cultivated.
  • the direction of the water current may be any one of the above or a combination of them.
  • the water flow generating device that generates a water flow toward the proton removal device 214 and the water flow generating device that generates a water flow toward the seafood may be the same device or different devices.
  • the fixation unit 1000 fixes the carbon dioxide fixed in the resource conversion product to another object or place by utilizing the resource conversion product.
  • the resource conversion product may be carbon dioxide fixed in algae or carbon dioxide fixed in marine products.
  • the carbonized pellets or biochar can be mixed into concrete.
  • the carbon dioxide fixed in the carbonized pellets or biochar can be fixed in the concrete.
  • the carbon dioxide fixed as the algae-derived carbonized pellets or biochar can be fixed in the concrete or the like for a long period of time.
  • Biochar can also be used as an agricultural material, in which case carbon dioxide will be fixed in the farmland for a long period of time.
  • the carbon dioxide fixed by algae can be fixed using another resource conversion method, it could be used to fix carbon dioxide in a stable state for a long period of time.
  • algae-derived carbonized pellets or biochar can be used as one method to fix carbon dioxide ( Figure 11).
  • the crushed shells can be used as desulfurization agents, fluoride removal agents, and cement raw materials.
  • Shells are primarily composed of calcium carbonate.
  • the carbon dioxide fixed in the shells will be fixed in the concrete for a long period of time. Therefore, the present invention can also be used as one method of fixing carbon dioxide (Figure 11).
  • Crushed shells can also be used as an asphalt raw material.
  • crushed shells include, but are not limited to, soil conditioner and animal feed additives.
  • the carbon dioxide fixation method mainly includes: Cultivating algae that fix carbon dioxide and allowing the algae to fix carbon dioxide; A step of recovering the algae and converting the algae into a resource conversion product by converting the carbon dioxide fixed in the algae; and sequestrating the carbon dioxide fixed in the resource conversion product in another object or location by utilizing the resource conversion product; The algae fix carbon dioxide.
  • the carbon dioxide fixation method further includes: A step of placing carbon dioxide fixing algae and aquatic products that feed on the algae in one culture tank; recovering the marine products and converting the marine products into resources, thereby converting the carbon dioxide fixed in the marine products into a resource conversion product; and a step of fixing the carbon dioxide fixed in the resource conversion product in another object or place by utilizing the resource conversion product; Carbon dioxide may be fixed in the marine product.
  • the carbon dioxide fixation method and carbon dioxide fixation program according to the fifth embodiment are as follows, as shown in the flowchart in FIG. 12.
  • steps S501 to S508 are the same as steps S101 to S108 shown in FIG. 2 and described in the first embodiment.
  • step S501 carbon dioxide-fixing algae are cultivated, and marine products that feed on the algae are cultivated, so that carbon dioxide is also fixed in the marine products.
  • step S509 the algae is collected and converted into resources, and the carbon dioxide fixed in the algae is fixed in the converted resource product.
  • marine products may be collected and converted into resources, and the carbon dioxide fixed in the marine products may be fixed in the converted resource product.
  • the algae when converting the collected algae into resources, the algae can be carbonized and used as carbonized pellets or biochar. This allows the carbon dioxide fixed in the algae to be fixed in the carbonized pellets or biochar. Furthermore, the produced algae, or algae that has been processed after production, such as carbonized or dried, can be used as fertilizer or feed.
  • the carbonization method can be a known method, such as the method described in WO2022/071545.
  • step S510 the resource conversion product is used to fix the carbon dioxide fixed in the resource conversion product in another object or location.
  • resource conversion products obtained from marine products may be used in addition to algae.
  • the carbonized pellets or biochar can be mixed into concrete.
  • This method allows the carbon dioxide fixed in the carbonized pellets or biochar to be fixed in the concrete.
  • this method allows the carbon dioxide fixed as algae-derived carbonized pellets or biochar to be fixed in the concrete, etc. for a long period of time.
  • Biochar can also be used as an agricultural material, in which case carbon dioxide will be fixed in the farmland for a long period of time.
  • the carbon dioxide fixed by algae can be fixed using another resource conversion method, it could be used to fix carbon dioxide in a stable state for a long period of time.
  • algae-derived carbonized pellets or biochar can be used as one method to fix carbon dioxide ( Figure 11).
  • the crushed shells can be used as desulfurization agents, fluoride removal agents, and cement raw materials.
  • Shells are primarily composed of calcium carbonate.
  • the carbon dioxide fixed in the shells will be fixed in the concrete for a long period of time. Therefore, the present invention can also be used as one method of fixing carbon dioxide (Figure 11).
  • Crushed shells can also be used as an asphalt raw material.
  • crushed shells include, but are not limited to, soil conditioner and animal feed additives.
  • the carbon dioxide fixation method according to the fifth embodiment may also include proton removal, as shown in FIG. 16.
  • step S601 aquatic products that produce calcium as part of themselves are placed in water.
  • step S602 protons are removed from the water.
  • the carbon dioxide fixation method according to the fifth embodiment may generate a water current, as shown in FIG. 18.
  • step S701 aquatic products that produce calcium as part of themselves are placed in water.
  • step S702 a water flow is generated toward the proton removal device 214.
  • step S702 protons are removed from the water in step S703.
  • step S704 a water current is generated toward the seafood.
  • steps S702 to S704 is not particularly limited. As long as protons can be removed and/or microalgae can be efficiently delivered to marine products as food, the order is not limited.
  • carbon dioxide fixation system, carbon dioxide fixation method, and carbon dioxide fixation program of the fifth embodiment carbon dioxide can be fixed in marine products. Furthermore, by removing the shells and the like in which carbon dioxide is fixed from the marine products and processing them, it becomes possible to use the carbon dioxide fixed in the marine products for a longer period of time. Furthermore, by converting algae into a resource, it becomes possible to use the carbon dioxide fixed in the algae for a longer period of time.
  • Protons may also be removed from water containing seafood, particularly seafood that produces calcium carbonate as part of itself.
  • This carbon dioxide fixation system, carbon dioxide fixation method, and carbon dioxide fixation program can promote the fixation of carbon dioxide in seafood during the biomineralization process in the production of calcium carbonate in seafood.
  • a water flow may also be generated toward the proton removal device 214 and/or toward the seafood.
  • This carbon dioxide fixation system, carbon dioxide fixation method, and carbon dioxide fixation program can generate a desired water flow, allowing protons to be removed and food to reach the marine products more efficiently. This can promote carbon dioxide fixation in the marine products.
  • the water flow generating device 215 generates a water flow toward the proton removing device 214, thereby enabling efficient removal of protons.
  • the marine products can efficiently ingest algae that exists in the same water and serve as food for the marine products, and the marine products can more efficiently fix the carbon dioxide absorbed by the algae. Furthermore, by making it easier for the marine products to ingest the algae that they feed on, the growth of the marine products is promoted, and high-quality marine products can be cultivated.
  • Fig. 19 is a schematic diagram showing that the growth effect of microalgae can be obtained by removing protons.
  • a microbial battery is used as an electron generating device, as in the example of Fig. 14, but various proton removing devices can be used as long as they can achieve the growth effect of microalgae.
  • Fig. 19 shows that in a configuration similar to that of the example of Fig. 14, in addition to purifying the bottom mud, the effect of growing microalgae can be obtained.
  • organic matter in the bottom mud is decomposed by the power-generating bacteria.
  • nutrients such as nitrogen are dissolved in the water, and the nutrients cause the microalgae to grow.
  • the growth of the microalgae then provides feed for marine products such as oysters.
  • the proliferation of microalgae allows water purification, since the microalgae absorb nutrients such as ammonia, nitrogen such as nitrate nitrogen or nitrite nitrogen, and phosphoric acid in the water.
  • monitoring of the environmental modification dynamics is performed. Electrons generated by the electron generating device are detected by an ammeter 1202 included in the potential measuring unit. Furthermore, environmental power generation is performed in the environmental power generating unit 1204, and the environment is detected by various environmental sensors. The potential measuring unit is used for environmental monitoring, etc., and the measurement results of the potential measuring unit can be used to make decisions such as whether or not to further increase the number of proton removal devices.
  • the proton removal device can grow microalgae, which makes it possible to purify water and improve water quality. Furthermore, since microalgae can absorb nutrients such as ammonia, nitrogen such as nitrate nitrogen or nitrite nitrogen, and phosphate in the water, the proton removal device can grow microalgae, which makes it possible to purify the water.
  • the electron generator 1210 is formed in an inverted T-shape (with the horizontal part located at the bottom), and the anode (positive electrode) 1212 and the cathode (negative electrode) 1214 are integrally formed.
  • the cathode 1214 side is buried in the bottom mud and extends, for example, horizontally in the bottom mud.
  • the anode 1212 side protrudes into the water and extends, for example, directly upward.
  • a microbial battery is formed using the electron generator 1210.
  • part of the carbon dioxide ( CO2 ) dissolved in the ocean is fixed in the shells of marine products (bivalves in this case).
  • protons are released and are absorbed and collected by the anode 1212. In this way, the protons released during shell formation are attracted to the anode side and combined with oxygen, thereby removing the released protons.
  • the electron generator 1210 By forming the electron generator 1210 in a T-shape as described above, the part on the side of the cathode 1214 efficiently catches (locks) on the bottom mud. This makes it possible to more reliably fix and position the electron generator 1210 in the bottom mud. As a result, the electron generator 1210 can be easily installed. In addition, the electron generator 1210 can be made in a simple shape, which makes it easy to mass-produce the electron generators 1210. In addition, because the shape of the electron generator 1210 is an inverted T-shape, the center of gravity is low and the posture of the conductive structure 1241 is easily stabilized.
  • the shape of the electron generator 1210 provided in the proton removal device may be any shape as long as the electric power generating bacteria can adhere to the negative electrode 1214 and the protons can be removed by the positive electrode 1212.
  • a shape that stabilizes the proton removal device when installed is preferable. From another perspective, a shape that makes it easy for the electric power generating bacteria to adhere and for the protons to be removed, or a shape that allows a large surface area for this purpose is preferable.
  • the part on the negative electrode 1214 side may be formed into a disk shape (or a rectangular disk shape or a polygonal disk shape, etc.), with a protruding part for electron movement.
  • a shape may be called, for example, a thumbtack shape.
  • the disk-shaped part on the negative electrode 1214 side can be hooked onto bottom mud.
  • the negative electrode 1214 side may be a straight rod shape, and the positive electrode side may be disk-shaped, etc. In these cases, it is sufficient that at least a part of the shape of the electron generator 1210 (including the cross section) is T-shaped.
  • the electron generator 1210 can be shaped similarly to a tetrapod (wave dissipating block). In these cases, it is sufficient that at least a portion of the shape of the electron generator 1210 (including the cross section) is T-shaped.
  • the electron generator 1210 By doing this, more parts of the electron generator 1210 are fixed to the bottom mud.
  • the electron generator 1210 can be more firmly fixed in the bottom mud. Furthermore, a larger surface area can be secured for the electron generator 1210.
  • a mold for a known object such as a concrete mold
  • mass production at low cost is possible. Note that, for example, as an example shown in FIG.
  • the tetrapod-like shape is a shape in which the negative electrode 1214 extends in multiple directions (two or more directions), and the cross-sectional shape at multiple positions is T-shaped, so that at least a part of the shape (including the cross section) can be said to be T-shaped.
  • FIG. 21 shows an example of the use of a proton removal device equipped with a tetrapod-type electron generator 1210.
  • a large number of electron generators 1210 are installed in a matrix pattern in the bottom mud of an aquaculture farm (aquaculture farm bottom mud).
  • the negative electrode 1214 side protrudes outside the bottom mud.
  • the negative electrode 1214 side may be entirely outside the bottom mud, or may be partially buried in the bottom mud. This is the same in the various embodiments described so far.
  • the status of proton removal is monitored in real time.
  • the monitoring is performed using a potential measurement unit 1216, and information on the potential detected by the potential measurement unit 1216 is wirelessly (or wired) communicated to a monitoring device 1218.
  • AVS in FIG. 21 stands for "amount of acid volatile sulfide.”
  • FIG. 22 Another embodiment of the proton removal is shown in Fig. 22.
  • an electron generator 1220 of a proton removal device is configured using a plurality (a large number) of steel slags 1228.
  • the steel slags 1228 are by-products generated in the steel manufacturing process, and are spread on the bottom mud as shown from the upper left to the center of Fig. 22.
  • the steel slag 1228 is spread on the bottom mud and piled up in a state where it is in contact with other steel slag 1228.
  • the underwater side of the piled steel slag 1228 becomes the positive electrode 1222, and the bottom mud side becomes the negative electrode 1224.
  • a microbial battery is formed using the steel slag 1228.
  • CO2 carbon dioxide
  • Some of the marine dissolved CO2 is fixed in the shells of marine products (bivalves in this case), for example, during shell formation.
  • protons are released during the biomineralization process.
  • the released protons are absorbed and collected by the steel slag 1228.
  • the protons released during shell formation are attracted to the anode side and combined with oxygen, thereby removing the released protons.
  • Fig. 22 provides a carbon dioxide fixation technology using steel slag 1228 and marine products (bivalves in this case).
  • this carbon dioxide fixation technology using steel slag 1228 and marine products (bivalves in this case) another part of the marine dissolved CO2 is fixed in microalgae by photosynthesis, as shown in Fig. 23.
  • the steel slag 1228 contains a large amount of iron, which is necessary for the growth of algae, phytoplankton, and the like.
  • steel slag is roughly divided into blast furnace slag, which is generated when iron ore is melted and reduced in a blast furnace, and steelmaking slag, which is generated in the steelmaking stage where iron is refined. Since steelmaking slag contains more iron, it is preferable to use steelmaking slag as the steel slag 1228 in the embodiment, or to contain as much steelmaking slag as possible.
  • Fig. 24 shows, step by step from left to right, the promotion of microalgae growth by steel slag 1228.
  • a bioreactor bioreactor system
  • CO2 carbon dioxide
  • the marine dissolved CO2 is fixed by photosynthesis in microalgae, diatoms, photosynthetic bacteria, etc.
  • steel slag 1228 is spread on the bottom mud.
  • the steel slag 1228 may be spread as in the example of FIG. 22.
  • Iron (Fe) an element necessary for photosynthesis, and other substances are eluted from the steel slag 1228.
  • Other substances include phosphorus (P), magnesium (Mg), calcium (Ca), and manganese (Mn).
  • P phosphorus
  • Mg magnesium
  • Ca calcium
  • Mn manganese
  • the iron elution effect of the steel slag 1228 lasts longer than inorganic iron salts. Then, photosynthesis is carried out using the iron from the steel slag 1228, resulting in the proliferation of microalgae.
  • Biomass such as microalgae grown in a bioreactor is introduced into a symbiotic bioreactor/carbon dioxide fixation system (hereinafter referred to as a "combined system") shown on the right side of Figure 24.
  • the microalgae provide feed, and marine products such as shellfish are cultivated, promoting the fixation of CO2 in the marine products.
  • CO2 is also fixed by photosynthesis in the microalgae.
  • protons are removed by the steel slag 1228, as in the examples of Figures 22 and 23.
  • the growth of the marine products can be promoted, and the size of the marine products can be increased.
  • Fig. 25 shows an example of a carbon dioxide fixation system using steel slag 1228 as a proton removal device.
  • a potential measurement unit 1236, an observation camera 1238, and an AI management system 1240 are added to the system similar to the example of Fig. 24.
  • the "microbial symbiotic bioreactor” in the upper left of Figure 25 corresponds to the "bioreactor” in the example of Figure 24.
  • the “carbon dioxide fixation bioreactor” in Figure 25 corresponds to the “symbiotic bioreactor/carbon dioxide fixation system” (combined system) in the example of Figure 24.
  • the potential measuring unit 1236 may be the same as the potential measuring unit 1216 in the example of FIG. 21.
  • the observation camera 1238 may be any camera capable of photographing marine products in the water and transmitting the obtained image data (data of a direct observation image) to the AI management system 1240.
  • the AI management system 1240 is capable of managing the cultivation of marine products using AI (artificial intelligence).
  • the AI management system 1240 mainly performs processes such as controlling the bioreactor, monitoring the microbial symbiotic flora, adjusting the biomass supply, monitoring the carbon dioxide fixation bioreactor, monitoring the bivalve growth effect, and acquiring electric potential data.
  • the AI management system 1240 handles physicochemical data, biological data, and bivalve cultivation status data.
  • the physicochemical data includes various types of data such as temperature, pH, COD (chemical oxygen demand), BOD (biological oxygen demand), ammonia nitrogen, nitrate nitrogen, water-soluble phosphate, heavy metals, and potential data.
  • Biological data includes various data such as the type of microalgae, cell size, cell density, amount of chlorophyll a, and turbidity.
  • Bivalve growth status data includes direct observation image data.
  • the carbon dioxide fixation system using steel slag 1228 can be made more automated.
  • Fig. 26 shows yet another embodiment of proton removal.
  • a steel slag 1228 is used in the electron generator of the proton removal device, and in this respect, the example of Fig. 26 is similar to the examples of Figs. 21 to 25.
  • the steel slag 1228 is mixed (embedded) in a conductive structure 1241 made of, for example, conductive concrete.
  • the conductive structure 1241 in the example of FIG. 26 is formed in a columnar shape (quadratic pyramid shape) with a trapezoidal cross section.
  • the lower end of the conductive structure 1241 is buried in the bottom mud, and the upper end protrudes into the water.
  • the lower end of the conductive structure 1241 becomes the negative electrode 1244, and the upper end becomes the positive electrode 1242.
  • a microbial battery is formed using the conductive structure 1241.
  • a large number of steel slags 1228 can be combined into one conductive structure 1241. This makes it easier to handle a large number of steel slags 1228. Furthermore, a longer (taller) electron generating device can be formed from a smaller amount of steel slag 1228. It is also possible to adjust the steel slag 1228 inside the conductive structure 1241 and mass-produce conductive structures 1241 with different characteristics. Furthermore, because the conductive structure 1241 has a trapezoidal shape, the center of gravity is low and the posture of the conductive structure 1241 is easily stabilized.
  • Fig. 27 shows yet another embodiment of the proton removal.
  • an oyster (oyster) culture cage (hereinafter referred to as "culture cage") 1250 with a microbial battery system is suspended in water by a support wire 1251.
  • the culture cage 1250 is a cage-like structure, inside which multiple aquatic products are cultured (here, single-seed oyster culture).
  • the culture cage 1250 may be, for example, a farming cage.
  • a microbial battery (microbial battery system) is combined with the aquaculture cage 1250.
  • the microbial battery system comprises a positive electrode (anode) 1252 provided within the aquaculture cage 1250, and a negative electrode (cathode) 1254 installed in the bottom mud.
  • the positive electrode 1252 is formed in an elongated shape and extends over almost the entire length of the interior of the aquaculture cage 1250.
  • the mechanism of electron generation in the microbial battery system is the same as that of the various electron generating devices described so far.
  • the positive electrode 1252 may be divided into multiple parts as long as they can be used to form a microbial battery.
  • CO 2 carbon dioxide
  • the atmosphere is taken into the ocean and becomes marine dissolved CO 2 .
  • a part of the marine dissolved CO 2 is fixed in the shells of the marine products (here, oysters) in the aquaculture cage 1250.
  • protons are released during the biomineralization process in the production of calcium carbonate in the marine products.
  • the released protons are absorbed and collected by the positive electrode 1252.
  • the protons released during shell formation are attracted to the positive electrode 1252 side, and are removed by combining with oxygen, thereby suppressing the elution of CO 2 from the shells.
  • a number of aquaculture cages 1250 are grouped together and arranged in a straight line in the water.
  • Each aquaculture cage 1250 is combined with a negative electrode 1254 that constitutes a microbial battery.
  • a positive electrode 1252 that constitutes a microbial battery is passed through each group of aquaculture cages 1250.
  • the negative electrode 1254 is placed in the bottom mud and is electrically connected to the positive electrode 1252.
  • the arrangement of the culture cages 1250 is not limited to the series arrangement shown in FIG. 28, but various arrangements can be adopted, such as parallel, matrix, staggered, or combinations of these.
  • FIG. 29 shows yet another embodiment of the proton removal.
  • the example of Fig. 29 is similar to the example of Fig. 27 in that an oyster culture cage (hereinafter referred to as "culture cage") 1260 with a proton removal device (microbial battery system) is used. However, it differs from the example of Fig. 27 in that a negative electrode 1264 is installed inside the culture cage 1260.
  • culture cage an oyster culture cage
  • proton removal device microbial battery system
  • an environment in which the power-generating bacteria can grow is formed around the negative electrode 1264 inside the aquaculture cage 1260.
  • biomass or organic matter other than bottom mud or sludge may be placed inside the aquaculture cage as long as it is capable of growing the power-generating bacteria.
  • FIG. 30(a) shows yet another embodiment of the proton removal.
  • aquaculture cages 1250 are used as in the examples of Fig. 27 and Fig. 28.
  • a plurality of aquaculture cages 1250 (four in this example) are suspended between supports 1274 via anode lines 1272.
  • the supports 1274 are erected in the bottom mud and protrude into the water.
  • the anode lines 1272 are stretched between the supports 1274.
  • negative electrode anchors 1276 are installed in the bottom mud, and the negative electrode anchors 1276 are electrically connected to the anode line 1272 via stainless steel wires 1278 and wire fixing hooks 1280. As shown in Figures 30(a) and 30(b), the negative electrode anchors 1276 have sharpened portions 1282 with sharp tips (the lower ends in Figure 30(a)) and are stuck into the bottom mud. The anode line 1272 and the negative electrode anchors 1276 form a microbial battery system, and electrons move from the negative electrode anchors 1276 to the anode line 1272.
  • the wire fixing hook 1280 is formed in a ring shape, and the anode line 1272 is passed inside the wire fixing hook 1280.
  • the wire fixing hook 1280 can move along the anode line 1272, and the stainless steel wire 1278 and the negative electrode anchor 1276 can also move together with the wire fixing hook 1280.
  • the arrangement of the culture cages 1250 is not limited to the series arrangement shown in Figure 30(a), and various arrangements can be adopted, such as parallel, matrix, staggered, or combinations of these.
  • the negative electrode anchor 1276 is not limited to a configuration having multiple sharpened portions 1282 as shown in FIG. 30(b), but may be a configuration having one sharpened portion 1284, such as the negative electrode anchor 1286 shown in FIG. 30(c).
  • the sharpened portion 1284 is formed in a cone shape.
  • the sharpened portion 1282 shown in FIG. 30(b) and the sharpened portion 1284 shown in FIG. 30(c) may be, for example, a conductive structure formed from conductive concrete.
  • the negative electrode anchors 1276, 1286 may be entirely formed from conductive concrete. By doing so, it becomes possible to easily mass-produce the sharpened portions 1282, 1284 and the negative electrode anchors 1276, 1286.
  • Carbon dioxide fixation system 100 Symbiotic bioreactor management server 101 Measurement data input unit 102 Algae introduction control unit 103 Air/oxygen supply control unit 104 Discharge control unit 105 Light source control unit 106 Temperature control unit 107 Treatment completion determination unit 108 Carbon dioxide supply control unit 200 Symbiotic bioreactor 201 Culture tank 202 Camera 203 Thermometer 204 Dissolved oxygen meter 205 pH meter 206 Carbon dioxide concentration meter 207 Water quality measurement device 208 Algae introduction valve 209 Air/oxygen supply valve 210 Discharge valve 211 Light source 212 Temperature controller 213 Carbon dioxide supply valve 214 Proton removal device 215 Water flow generator 300 Storage device 400 Internet 500 Cultivation information management server 600 Demand information management server 700 Shipping destination selection device 800 Storage device 900 Resource conversion unit 1000 Fixing unit 1100 Equipment including proton removal device 1210 Electron generation device 1220 Electron generation device 1228 Steel slag 1241 Conductive structure 1250 Aquaculture cage 1260 Aquaculture cage 1272 Anode line 1276 Negative

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Abstract

L'invention concerne un système de traitement d'informations, un procédé de traitement d'informations et un programme de traitement d'informations qui permettent de cultiver et de faire la culture, dans le même réservoir ou bioréacteur, de produits aquatiques et de microalgues, etc. dont les produits aquatiques se nourrissent. La présente invention comprend : un réservoir de culture dans lequel des algues et des produits aquatiques qui se nourrissent des algues, sont présents ; une unité de mesure qui mesure l'état des algues et/ou l'état des produits aquatiques ; une unité de commande qui, lorsque le résultat de mesure nécessite un ajustement d'une condition de culture, ajuste la condition de culture ; et une unité de détermination qui, lorsque les produits aquatiques ont poussé pour atteindre une valeur prescrite souhaitée, termine la culture des produits aquatiques.
PCT/JP2024/000384 2023-01-11 2024-01-11 Système de traitement d'informations, procédé de traitement d'informations, programme de traitement d'informations, système de fixation de dioxyde de carbone, procédé de fixation de dioxyde de carbone et programme de fixation de dioxyde de carbone Ceased WO2024150787A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6427423A (en) * 1987-07-23 1989-01-30 Hitachi Plant Eng & Constr Co Culture of zooplankton
JP2003259755A (ja) * 2001-12-28 2003-09-16 Omega:Kk 生牡蠣等、活魚介類の洗浄殺菌方法とその装置
JP2010057485A (ja) * 2008-08-08 2010-03-18 Mitsubishi Chemicals Corp Ｃｏ２固定化方法及びｃｏ２固定化用藻類培養装置
JP2012503476A (ja) * 2008-09-23 2012-02-09 ライブフュエルズ， インコーポレイテッド 藻類からバイオ燃料を製造するシステムおよび方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6427423A (en) * 1987-07-23 1989-01-30 Hitachi Plant Eng & Constr Co Culture of zooplankton
JP2003259755A (ja) * 2001-12-28 2003-09-16 Omega:Kk 生牡蠣等、活魚介類の洗浄殺菌方法とその装置
JP2010057485A (ja) * 2008-08-08 2010-03-18 Mitsubishi Chemicals Corp Ｃｏ２固定化方法及びｃｏ２固定化用藻類培養装置
JP2012503476A (ja) * 2008-09-23 2012-02-09 ライブフュエルズ， インコーポレイテッド 藻類からバイオ燃料を製造するシステムおよび方法

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