[go: up one dir, main page]

WO2025062556A1 - Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle - Google Patents

Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle Download PDF

Info

Publication number
WO2025062556A1
WO2025062556A1 PCT/JP2023/034237 JP2023034237W WO2025062556A1 WO 2025062556 A1 WO2025062556 A1 WO 2025062556A1 JP 2023034237 W JP2023034237 W JP 2023034237W WO 2025062556 A1 WO2025062556 A1 WO 2025062556A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
emitting
water
emitting unit
culture solution
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.)
Pending
Application number
PCT/JP2023/034237
Other languages
English (en)
Japanese (ja)
Inventor
壮介 内藤
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.)
Micro Coatec Co ltd
Original Assignee
Micro Coatec 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 Micro Coatec Co ltd filed Critical Micro Coatec Co ltd
Priority to PCT/JP2023/034237 priority Critical patent/WO2025062556A1/fr
Publication of WO2025062556A1 publication Critical patent/WO2025062556A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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 artificial culture device and an artificial culture device using a crossing water cooling water conduit.
  • the photosynthetic organisms to be cultured are not particularly limited, and can be a wide range of organisms such as carbohydrate producing organisms and biofuel producing organisms.
  • the second promising industry that utilizes photosynthesis is the production of plant-derived biofuels.
  • the production of plant-derived biofuel is considered to be a new energy source to replace conventional fossil fuels.
  • This is a technology field that has suddenly begun to attract attention, and research is being conducted on the production of plant-derived biofuel using algae that produce hydrocarbons through photosynthesis.
  • Sosuke Naito the inventor of this application, has been conducting research into the production of plant-derived biofuel that can be operated at low cost using artificial lighting from LED elements.
  • LED elements light-emitting diode elements
  • white LED elements can emit light of many wavelengths, making them suitable for artificial lighting in artificial cultivation devices for plants that perform photosynthesis.
  • LED elements are small, energy-saving, and have a long lifespan, which has led to their widespread use.
  • LED elements also emit light with a relatively uniform wavelength and generate relatively little heat, so it has been proposed to use artificial lighting devices with a large number of LED elements arranged in them as lighting fixtures for artificial cultivation.
  • the artificial light sources used were LED light bulb devices that imitated conventional electric lights consisting of an assembly of multiple LED elements, and straight-tube LED lighting devices that imitated conventional fluorescent lamps incorporating an LED line light source consisting of multiple LED elements arranged in a line.
  • the plant cultivation device disclosed in Patent Document 1 is a device that uses a conventional straight-tube LED lighting device, and as shown in FIG. 14, it is equipped with a cultivation rack 3 having a mounting shelf 4 on which a cultivation tank 2 is placed, and a straight-tube LED lighting device 5 arranged at a distance above the mounting shelf 4.
  • the structure of the cultivation rack 3 is such that a large number of vertical supports 8 are lined up, the vertical supports 8 are connected with horizontal members 9 that connect them horizontally to form a vertical frame 7 on one side, and a pair of left and right vertical frames 7A7B are bridged with connecting members 18 to form the cultivation rack 3.
  • Patent Document 1 describes a device that uses conventional straight-tube LED lighting fixtures, in which a structure called a cultivation rack is assembled, and the straight-tube LED lighting fixtures are fixed and positioned opposite the cultivation rack.
  • the organisms are suspended in the culture solution, it is more difficult for the LED irradiation light to reach the organisms suspended in the center of the culture solution compared to the organisms at the top of the culture solution, which reduces the efficiency of receiving the LED irradiation light.
  • the third problem with applying conventional straight-tube LED lighting devices is how to cool the heat generated by them.
  • a large number of straight-tube LED lighting fixtures are installed, and in large-scale plant factories, for example, many straight-tube LED lighting fixtures are installed.
  • the artificial culture device units are installed indoors and isolated from the outside world. For this reason, heat countermeasures for straight-tube LED lighting devices are important. In particular, dissipating heat is difficult in the summer, and cooling using air conditioning devices results in high electricity costs. There are concerns that this problem will become a major obstacle to the widespread use of artificial culture devices in plant factories in the future.
  • the area directly below the opposing straight tube LED lighting devices lined up in the cultivation rack is an area with an irradiation angle of approximately 90 degrees and a short irradiation distance, and is an area irradiated by LED light with a good light environment, but as you move away from the area directly below to the side, the irradiation angle becomes smaller and the irradiation distance becomes longer, so the light environment deteriorates.
  • no special measures are disclosed as heat countermeasures for the plant cultivation device disclosed in Patent Document 1.
  • the so-called heat conduction and air cooling due to heat dissipation through the electronic board and straight tube of the straight tube type LED lighting device 5 are used, and no efficient heat countermeasures such as water cooling are implemented.
  • Patent Document 2 JP 2008-300158 A discloses a semiconductor light source such as an LED that is cooled using a thin jacket through which a cooling liquid passes. As shown in Fig. 15, a large number of LEDs 12 are mounted on a conductor layer 13 of a light source substrate 11, and heat generated by the LEDs 12 is dissipated by being transferred to a cooling jacket 15.
  • Patent Document 3 JP 2010-251114 A discloses a water-cooled LED lighting device. As shown in Fig.
  • the water-cooled LED lighting device 1 includes a housing 2, a light source unit 3 using an LED as a light source, a water-cooled unit 5 including a water-cooled jacket 20, a radiator 21, a circulation pump 23, and a fan 22, and a control circuit unit 4 that controls the lighting of the light source unit 3.
  • the water-cooled LED lighting devices disclosed in the above Patent Documents 3 and 4 are each equipped with a water-cooling system as a standalone device, and even if multiple LED lighting devices are used, those disclosed in the above Patent Documents 2 and 3 are simply lined up with each device equipped with an independent water-cooling mechanism, and are therefore based on the premise of cooling by water.
  • the artificial culture device of the first configuration pattern is equipped with an inclined support structure that supports the light-emitting surface of the surface-emitting panel at an incline, and a culture medium supply unit pours the culture medium onto the surface of the surface-emitting panel.
  • a culture solution movement control frame that serves as a dike wall controlling the movement direction of the culture solution on a part of the light-emitting surface of the surface-emitting panel of the surface-emitting unit, and an inclined support structure that supports the light-emitting surface of the surface-emitting panel of the surface-emitting unit at an incline
  • the culture solution supply unit pours the culture solution onto the surface of the surface-emitting panel
  • the culture solution flows over the upper surface of the surface-emitting panel by controlling the inclination and the movement direction of the culture solution movement control frame, and in the process receives the LED irradiation light to perform the photosynthesis.
  • the inclination angle of the surface light-emitting panel using the inclined support structure is preferably in the range of more than 0 degrees and less than 20 degrees. If the inclination is greater than 0 degrees, there is a risk that the culture solution will not flow and will remain there, and if the inclination is 20 degrees or more, there is a risk that the flow of the culture solution will become too strong, shortening the period during which photosynthetic organisms can perform photosynthesis.
  • the culture fluid movement control frame and the inclined support structure prevent the culture fluid flowing on the surface of the transparent body from flowing randomly in all directions, and instead flow slowly and gently over the surface as a whole, during which the photosynthetic organisms receive the light emitted by the LEDs and can carry out photosynthesis. Furthermore, the direction of the culture fluid flow can be reliably controlled while still allowing it to flow slowly.
  • the artificial culture device of the first configuration pattern can also be configured as a combined structure in which a plurality of surface light-emitting units are combined.
  • a series transition structure is provided in which a plurality of the surface-emitting units are connected in series, and in the series transition structure, the culture medium movement control frame is not provided between the joints between the surface-emitting panels, and the series transition structure is provided with a culture medium transition connection structure that allows the culture medium on the surface of the surface-emitting panel to be handed over between the surface-emitting panels of the surface-emitting units, and the culture medium flows between the plurality of surface-emitting units of the combination structure, thereby causing the photosynthetic organisms in the culture medium to perform photosynthesis.
  • the direction in which the culture solution flows can be controlled, and the culture solution can flow between multiple surface-emitting units. By flowing slowly between multiple surface-emitting units, the photosynthetic period of photosyn
  • a first example of a multi-layered structure includes a first group in which, in a vertical arrangement, each of the surface-emitting units is provided with an arrangement angle greater than 0 degrees for every other layer, and a second group in which the surface-emitting units sandwiched between the surface-emitting units of the first group are provided with an arrangement angle less than 0 degrees, the surface-emitting units are arranged in a zigzag pattern in the vertical direction, and in a horizontal arrangement, the lower end of the slope of the surface-emitting unit in the upper layer is shorter than the upper end of the slope of the surface-emitting unit in the lower layer, so that if a surface-emitting unit in the upper layer falls from the lower end of the slope, it will be received by the surface-emitting unit in the lower layer,
  • a culture solution containing photosynthetic organisms, water containing carbon dioxide, and necessary nutrients is poured directly onto the surface of the surface-emitting light-emitting panel or onto a transparent plate placed on the surface of the surface-emitting panel, and photosynthesis takes place as the culture solution slowly flows down vertically and horizontally in a zigzag pattern between the multiple surface-emitting units.
  • a second example of a multi-layered structure includes a first group in which, in a vertical arrangement, each of the surface-emitting units is provided with an arrangement angle greater than 0 degrees for every other layer, and a second group in which the surface-emitting units sandwiched between the surface-emitting units of the first group are provided with an arrangement angle less than 0 degrees, the surface-emitting units are arranged in a zigzag pattern in the vertical direction, and in a horizontal arrangement, the lower end of the slope of the surface-emitting unit in the upper row is shorter than the upper end of the slope of the surface-emitting unit in the lower row, so that if a surface-emitting unit in the upper row falls from the lower end of the slope of the surface-emitting unit in the upper row, it will be received by the surface-emitting unit in the lower row, and the culture solution is poured onto the surface-emitting panel of the surface-emitting unit in the uppermost row of the multi-layered structure via the culture
  • the transfer of each layer of the multi-layered structure can be performed by gravity alone, and moreover, photosynthesis can be efficiently performed by the culture solution slowly flowing down in a zigzag manner in the vertical and horizontal directions between the multiple surface light-emitting units, which is an original technology.
  • the surface-emitting panel can be configured to emit light from both sides.
  • the light-emitting surfaces are on both the front and back sides of the transparent body, and the diffusion structure is in the middle layer of the transparent body and reflects and diffuses the irradiated light received from the light-guiding side in both directions, the front and back sides;
  • the surface-emitting unit in the surface-emitting unit, the light-guiding side of the surface-emitting panel is opposed to the irradiation surface of the LED line light source, causing both the light-emitting surface on the front side and the light-emitting surface on the back side to emit light;
  • the culture solution supply unit introduces culture solution containing the photosynthetic organisms and water containing carbon dioxide onto the upper surface of the surface-emitting panel of the surface-emitting unit; and in the combined structure, the culture solution flowing over the surface-emitting panel of the surface-emitting unit.
  • the culture liquid flowing over the surface-emitting panels of the surface-emitting units receives irradiated light from the light-emitting surface on the front side of the current tier, and can also receive irradiated light from the light-emitting surface on the back side of the surface-emitting panel of the surface-emitting unit of the upper tier.
  • This allows the photosynthetic organisms contained in the culture liquid to receive irradiated light from both above and below, enabling them to carry out photosynthesis efficiently.
  • the artificial culture device of the second configuration pattern is configured to temporarily store culture fluid in a culture fluid storage tank, and support at least a portion of the light-emitting surface of the surface-emitting panel of the surface-emitting unit by hanging it down into the culture fluid in the culture fluid storage tank.
  • a second configuration pattern of the artificial culture device of the present invention is a configuration in which the culture medium supply unit includes a culture medium storage tank for temporarily storing the culture medium, and a stirring mechanism for stirring the culture medium by convection in the culture medium storage tank so that the culture medium approaches the surface of the hanging surface-emitting panel, and the support structure is a hanging support structure that supports at least a portion of the light-emitting surface of the surface-emitting panel of the surface-emitting unit by hanging it down into the culture medium in the culture medium storage tank.
  • the support structure is a hanging support structure that supports at least a portion of the light-emitting surface of the surface-emitting panel of the surface-emitting unit by hanging it down into the culture medium in the culture medium storage tank.
  • the light can be guided three-dimensionally into the three-dimensional liquid space in the vertical, horizontal and depth directions of the culture medium inside the culture medium storage tank. Since the surface light-emitting panel is immersed in the culture medium storage tank, a culture medium movement control frame is not necessary, but insulation of the immersed portion of the surface light-emitting panel must be ensured.
  • Other configuration innovations include a double-sided light-emitting structure in which the diffusion structure of the surface-emitting panel is located in the middle layer of the transparent body, and the irradiated light received from the light-guiding side surface is reflected and diffused in both directions of the front side and the back side; a translucent plate member provided above the front side of the surface-emitting unit, and a reflector member with a reflective surface provided below the back side of the surface-emitting unit; and the culture solution supply unit introduces culture solution containing the photosynthetic organisms and water containing carbon dioxide between the surface-emitting unit and the translucent plate member, and between the surface-emitting unit and the reflector member, respectively, so that the culture solution introduced to the front side of the surface-emitting unit can undergo photosynthesis by external light and irradiated light from the surface-emitting unit, and the culture solution introduced to the back side of the surface-emitting unit can undergo photosynthesis by irradiated light from the surface-emitting unit and reflected light
  • each stage of the culture device is covered with a translucent plate member, allowing light (sunlight) from the outside to be introduced, and in addition, light irradiated from the surface-emitting unit can be used, making it possible to utilize light irradiated from both the top and bottom.
  • the photosynthetic organisms that can be used in the artificial culture device of the present invention are not limited to, but include, for example, algae, phytoplankton, euglena, bacteria with chloroplasts, microorganisms with chloroplasts, and bacteria with chloroplasts. Any of these or a mixture of selected organisms may be used. It is expected that algae or phytoplankton that produce biofuels through photosynthesis will be discovered or genetically engineered at present or in the future, and these are photosynthetic organisms that can be used in the artificial culture device of the multilayer structure of the present invention.
  • the present invention comprises an LED line light source having a large number of LED chips arranged thereon, a crossover water cooling water guide pipe provided next to the LED line light source and through which water cooling water flows, an LED water cooling structure for cooling heat generated by the LED line light source by the water cooling water flowing through the crossover water cooling water guide pipe, and a surface light emitting panel having a light emitting surface and a light guiding side surface for introducing irradiated light, and a light guiding plate for diffusing the irradiated light received from the light guiding side surface to cause the light emitting surface to emit light, and the LED line light source, the LED water cooling structure and the surface light emitting panel are integrated into a single unit.
  • a water-cooled surface-emitting unit in which the light-guiding side surface of the surface-emitting panel is placed opposite the irradiation surface of the LED line light source, the light-emitting surface is made to emit light, and the heat generated by the LED line light source is water-cooled by the LED water-cooling structure; and the water-cooled water guide pipes are connected between a plurality of water-cooled surface-emitting units to provide a water-cooled water crossing connection through which the water-cooled water crosses between the plurality of water-cooled surface-emitting units, and the crossing water-cooled water guide pipes are used to irradiate the light-emitting surface of the surface-emitting panel to an object to be irradiated.
  • crossover water-cooled artificial culture device of the present invention by combining the "crossover water-cooled water conduit" and “LED water-cooling structure" formed in the crossover water-cooled artificial culture device with the "crossover connection of water-cooled water” formed between multiple water-cooled surface light-emitting units, water for water cooling purposes can be efficiently passed through the crossover water-cooled artificial culture device composed of multiple water-cooled surface light-emitting units, and the heat generated by the LED line light source can be transported outside the system to take measures against heat.
  • the heat collected through the water-cooled water pipe connected to the water-cooled artificial culture device can be used to directly heat the environment or indirectly heat the environment through the installed heat exchanger.
  • the heat In summer, the heat can be carried out of the water-cooled artificial culture device and released outdoors through a heat exchanger installed outdoors.
  • the crossover water cooling water pipe may be shared among a plurality of apparatuses.
  • two water-cooled surface-emitting units are arranged in parallel with the light-guiding sides of the surface-emitting panels facing each other, so that their LED water-cooling structures are adjacent to each other and the crossover water-cooling water guide pipes are shared.
  • one crossover water-cooling water pipe can be shared, and the crossover water-cooling artificial culture devices can be arranged on both sides of the crossover water pipe in a horizontal direction. By rotating the configuration by 90 degrees, it is also possible to arrange the devices in a vertical direction.
  • two water-cooled surface-emitting units can be arranged on top of each other with the light-guiding sides of the surface-emitting panels facing the same direction, so that their LED water-cooling structures are adjacent to each other and the crossover water-cooling water guide pipes can be shared.
  • one crossover water cooling water pipe is shared, and crossover water cooling type artificial culture devices can be stacked in the height direction. It is also possible to rotate the configuration by 90 degrees to stack multiple devices.
  • the voltage supply can also be devised. That is, in the configuration of the artificial culture device of the present invention, the voltage supplied to the LED line light source can be configured by electrically connecting the LED line light sources between the water-cooled surface light-emitting units and providing a current-transfer connection structure in which the supply power is transferred between the multiple water-cooled surface light-emitting units. With the above-described configuration, power can be efficiently supplied to each of the LED line light sources in a large-scale artificial culture device.
  • the supply voltage supplied to each of the LED line light sources be a rated voltage.
  • a crossover current adjustment unit that adjusts the supply current so that an excess current larger than the rated current flows through the multiple LED chips of the LED line light source.
  • an excess current larger than the rated current can be passed through the LED chips, increasing the luminance of the LED chips, and the heat generated in the LED chips can be water-cooled by the LED water-cooling structure.
  • the illuminance of the artificial lighting can be improved in the artificial culture device of the present invention, and photosynthesis in photosynthetic organisms can be performed more efficiently.
  • the power supply device includes a current control mechanism that controls the amount of current supplied by a switching circuit or a thyristor circuit, so that the amount of current can be variably adjusted according to the situation.
  • the production apparatus for production of product substances produced by photosynthetic organisms cultured in the artificial culture device of the present invention is a production apparatus for product substances characterized by comprising an extraction device for extracting the product substances produced by photosynthesis by the photosynthetic organisms cultured in the above-mentioned artificial culture device, and a recovery device for recovering the product substances extracted by the extraction device.
  • the extraction device is not particularly limited.
  • various devices are possible, such as a device that recovers photosynthetic organisms cultured in an artificial culture device and breaks down the cell walls with an alcoholic solution to extract intracellular substances, a squeezing device, or a device that breaks down cell walls by drying using sunlight.
  • the recovery device is not particularly limited, and may be a variety of devices, such as a static separation device that utilizes the specific gravity difference between the extracted intracellular substance and a medium, a membrane separation device that uses a functional membrane, or an adsorption recovery device that introduces an adsorbed substance into a liquid.
  • the substances produced by photosynthetic organisms cultured in artificial culture devices can include carbohydrates and hydrocarbons.
  • biofuels In recent years, research into biofuels has become popular, and photosynthetic organisms are known to be able to produce hydrocarbons, or so-called biofuels, as substances that can be produced by photosynthesis. As research continues, it is expected that microorganisms and photosynthetic organisms with high production efficiency will become available.
  • surface light can be emitted by a light guide plate inside the surface-emitting panel of the surface-emitting unit, thereby increasing the effective irradiation area, and since the photosynthetic organisms are introduced onto the surface of the surface-emitting panel of the surface-emitting unit, the distance between the photosynthetic organisms and the LED irradiation light is shortened, the light reception efficiency of the photosynthetic organisms is increased, and the photosynthetic efficiency is also improved.
  • a culture solution containing photosynthetic organisms and water containing carbon dioxide is poured directly onto the surface of the surface-emitting panel that emits light, or onto a transparent plate placed on the surface of the surface-emitting panel, and photosynthesis can be carried out as the culture solution flows down in a zigzag manner vertically and horizontally between the multiple surface-emitting units, allowing efficient photosynthesis.
  • the artificial culture device of the present invention by providing a combined structure of a "crossover water cooling water conduit", an "LED water cooling structure”, and a “water-cooling water crossover connection" formed between a plurality of water-cooled surface-emitting units, water for cooling purposes can be efficiently passed between a plurality of water-cooled surface-emitting units, and heat generated by the LED line light source can be transported outside the system to provide thermal countermeasures.
  • This improves the illuminance of artificial lighting in the artificial culture device, and allows photosynthesis by photosynthetic organisms to be carried out more efficiently.
  • the production device for producing production substances according to the present invention can extract and recover the production substances produced by the photosynthetic organisms cultured in the artificial culture device described above, thereby enabling efficient production of biofuels.
  • FIG. 1 is a diagram showing a simplified configuration of an artificial culture device 100 (part 1).
  • FIG. 2 is a diagram showing a simplified configuration of the artificial culture device 100 (part 2).
  • FIG. 13 is a diagram showing an example of a configuration in which the ends of a plurality of surface-emitting units 110 are connected to each other to ensure a long circulation path for the culture solution.
  • FIG. 1 is a diagram (part 1) showing a simplified configuration of a zigzag-type artificial culture device having a multi-layer structure in which surface-emitting units 110 are multi-layered in the vertical direction.
  • FIG. 1 is a diagram showing a simplified configuration of a zigzag-type artificial culture device having a multi-layer structure in which surface-emitting units 110 are multi-layered in the vertical direction.
  • FIG. 2 is a diagram (part 2) simply illustrating the configuration of a zigzag-type artificial culture device having a multi-layer structure in which surface-emitting units 110 are multi-layered in the vertical direction.
  • FIG. 1 is a diagram showing a simplified configuration of an artificial culture device 100 that has a heat dissipation countermeasure implemented by a crossover water cooling system. 1 is a diagram simply illustrating how heat from an LED line light source 120 is exchanged with a crossover water-cooling water guide pipe 130 via an LED water-cooling structure 140 and carried away by the flow of cooling water. 1 is a diagram simply illustrating a crossover voltage connection structure that passes current across a plurality of water-cooled surface-emitting units 110.
  • FIG. 13 is a diagram showing a configuration in which a plurality of surface-emitting units 110 are arranged facing each other and suspended in a culture solution storage tank 182.
  • FIG. 13 is a diagram showing a configuration in which a plurality of surface-emitting units 110 are arranged in a circumferential manner, arranged concentrically, and suspended in a culture solution storage tank 182.
  • FIG. FIG. 1 is a diagram showing a configuration example of a horizontally-installed artificial culture apparatus.
  • FIG. 1 is a simplified diagram showing an apparatus for producing a product produced by a photosynthetic organism cultured in an artificial culture apparatus according to the present invention.
  • FIG. 1 is a diagram showing a conventional plant cultivation device disclosed in Patent Document 1 (JP 2013-17397 A).
  • FIG. 1 is a diagram showing a conventional water-cooled LED lighting device disclosed in Patent Document 3 (JP 2008-300158 A).
  • FIG. 1 is a diagram showing a conventional water-cooled LED lighting device disclosed in Patent Document 4 (
  • FIG. 1 shows an example of a basic configuration of an artificial culture device 100 according to a first embodiment of the present invention.
  • Example 1 is a configuration example in which the basic surface light-emitting unit 110 is used alone in the artificial culture device 100.
  • 1 and 2 are diagrams simply illustrating the configuration of an artificial culture device 100. Some components, such as an LED voltage control circuit, are not illustrated.
  • FIG. 1 is a simplified perspective view showing the configuration of an artificial culture device 100.
  • FIG. 2 is a simplified side view of the configuration of the artificial culture device 100. Note that, due to the nature of the illustration, the LED line light source 120 and the voltage supply line 160 of the surface light-emitting unit 110 are not shown. As shown in Fig.
  • the front light-emitting surface 152 may have a convex bulge or a concave recess. It is preferable that the surface of the panel base material 151 is treated to be water repellent.
  • the culture solution slowly flows down the surface of the surface-emitting panel 150 of the surface-emitting unit 110, but since the inclination given by the arrangement of the surface-emitting panel 150 is small, if the viscosity of the culture solution increases as the photosynthetic organisms grow, the culture solution becomes less likely to flow and may stagnate on the surface-emitting panel 150. For this reason, it is preferable that the surface of the panel base material 151 of each surface-emitting panel 150 is treated to be water repellent to reduce the coefficient of friction.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Microbiology (AREA)
  • Sustainable Development (AREA)
  • Biomedical Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

La présente invention vise à procurer un dispositif de culture artificielle pour la culture artificielle d'un organisme photosynthétique en concevant une structure multicouche comme unité électroluminescente de surface qui est une source lumineuse de surface présentant une large surface, par l'utilisation de plusieurs éléments DEL conçus côte à côte et permettant l'émission de lumière par la surface à partir d'un panneau.　La solution selon la présente invention consiste en ce qui suit : une unité électroluminescente de surface (110) permettant l'émission de lumière par la surface, une source lumineuse linéaire à DEL (120) et un panneau électroluminescent de surface (150) étant pris comme une seule unité, le panneau électroluminescent de surface (150) comportant un corps transparent (151) comprenant une surface électroluminescente et une surface latérale guidant la lumière pour introduire la lumière irradiée à partir d'une surface latérale et une structure de diffusion (153) qui réfléchit et diffuse la lumière irradiée reçue à partir de la surface latérale guidant la lumière pour amener la surface électroluminescente à émettre de la lumière ; une structure de soutien (170) pour soutenir l'unité électroluminescente de surface (110) dans un agencement prédéterminé ; et une partie d'alimentation en liquide de culture (180) pour introduire un liquide de culture contenant un organisme photosynthétique et de l'eau contenant du dioxyde de carbone sur la surface du panneau électroluminescent de surface (150) de l'unité électroluminescente de surface et pour mettre le liquide de culture en contact avec la surface du panneau électroluminescent de surface (150) de l'unité électroluminescente de surface. L'organisme photosynthétique présent dans le liquide de culture à la surface du panneau électroluminescent de surface (150) est amené à effectuer la photosynthèse.
PCT/JP2023/034237 2023-09-21 2023-09-21 Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle Pending WO2025062556A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/034237 WO2025062556A1 (fr) 2023-09-21 2023-09-21 Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/034237 WO2025062556A1 (fr) 2023-09-21 2023-09-21 Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle

Publications (1)

Publication Number Publication Date
WO2025062556A1 true WO2025062556A1 (fr) 2025-03-27

Family

ID=95072449

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2023/034237 Pending WO2025062556A1 (fr) 2023-09-21 2023-09-21 Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle

Country Status (1)

Country Link
WO (1) WO2025062556A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07227269A (ja) * 1994-02-15 1995-08-29 Ishikawajima Harima Heavy Ind Co Ltd 光合成生物の培養装置
JP2010511411A (ja) * 2007-11-28 2010-04-15 インハ−インダストリー パートナーシップ インスティテュート 微細藻類大量培養のための光生物反応器
JP2010530757A (ja) * 2007-06-22 2010-09-16 アルゲダイン コーポレイション バイオリアクター
JP2012151078A (ja) * 2011-01-21 2012-08-09 Yamato Kogyo Kk ロープライト及びロープライトシステム
JP2012183002A (ja) * 2011-03-03 2012-09-27 Research Institute Of Tsukuba Bio-Tech Corp 微細藻類連続培養装置およびこの装置を用いた微細藻類連続培養方法
US20130102069A1 (en) * 2009-07-30 2013-04-25 Tendris Solutions B.V. Algae reactor
KR20150061925A (ko) * 2013-11-28 2015-06-05 주식회사 인포마인드 Led 광원 장치 및 이를 이용한 표준재배시설 통합 관제, 관리 시스템
JP2018526024A (ja) * 2015-07-29 2018-09-13 アルガル リサーチセンター，エルエルシー 発光ダイオード光バイオリアクタ及び使用方法
JP2020110086A (ja) * 2019-01-11 2020-07-27 三菱重工機械システム株式会社 藻類培養システム
JP2021132643A (ja) * 2020-02-26 2021-09-13 株式会社カネカ 藻類の培養装置及び藻類の培養方法、並びに培養装置管理システム
JP2023514244A (ja) * 2020-02-14 2023-04-05 フェルメンタル 最適化された照明装置を有するリアクター

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07227269A (ja) * 1994-02-15 1995-08-29 Ishikawajima Harima Heavy Ind Co Ltd 光合成生物の培養装置
JP2010530757A (ja) * 2007-06-22 2010-09-16 アルゲダイン コーポレイション バイオリアクター
JP2010511411A (ja) * 2007-11-28 2010-04-15 インハ−インダストリー パートナーシップ インスティテュート 微細藻類大量培養のための光生物反応器
US20130102069A1 (en) * 2009-07-30 2013-04-25 Tendris Solutions B.V. Algae reactor
JP2012151078A (ja) * 2011-01-21 2012-08-09 Yamato Kogyo Kk ロープライト及びロープライトシステム
JP2012183002A (ja) * 2011-03-03 2012-09-27 Research Institute Of Tsukuba Bio-Tech Corp 微細藻類連続培養装置およびこの装置を用いた微細藻類連続培養方法
KR20150061925A (ko) * 2013-11-28 2015-06-05 주식회사 인포마인드 Led 광원 장치 및 이를 이용한 표준재배시설 통합 관제, 관리 시스템
JP2018526024A (ja) * 2015-07-29 2018-09-13 アルガル リサーチセンター，エルエルシー 発光ダイオード光バイオリアクタ及び使用方法
JP2020110086A (ja) * 2019-01-11 2020-07-27 三菱重工機械システム株式会社 藻類培養システム
JP2023514244A (ja) * 2020-02-14 2023-04-05 フェルメンタル 最適化された照明装置を有するリアクター
JP2021132643A (ja) * 2020-02-26 2021-09-13 株式会社カネカ 藻類の培養装置及び藻類の培養方法、並びに培養装置管理システム

Similar Documents

Publication Publication Date Title
AU2012252597B2 (en) Enclosed photobioreactor for culture of photosynthetic microorganisms
JP5363985B2 (ja) 植物発育装置
AU2010277555B2 (en) Algae reactor
JP2020129554A (ja) 個別に指定可能なｌｅｄモジュールを有するｌｅｄ装置
CN202722195U (zh) Led光盘立体多层薄膜式水耕栽培架
CN102444793A (zh) 发光二极管灯具
ES2537626T3 (es) Fotobiorreactor en medio cerrado para el cultivo de microorganismos fotosintéticos
CN111903495B (zh) 一种植物栽培系统
CN102112592A (zh) 趋光微生物（如藻类）的培养与繁殖系统
CN216744105U (zh) 一种环形led植物灯
CN113749042B (zh) 软体珊瑚繁育用光照灯具及光照控制方法
CN204026327U (zh) 一种模组化led路灯
WO2025062556A1 (fr) Dispositif de culture artificielle et dispositif de production d'une substance produite par un organisme photosynthétique cultivé dans un dispositif de culture artificielle
JP7712729B1 (ja) 面発光照射装置、渡り水冷式面発光照射装置およびそれらを用いた光合成生物の人工育成装置
CN204573661U (zh) 带有可移动支架的植物助长灯组件
CN201652045U (zh) 矿用隔爆型led泛光灯
CN205535150U (zh) 一种大功率led灯
CN201297528Y (zh) 高效散热的大功率led办公照明灯具
KR101468311B1 (ko) 광 분산 제어 구조에 의한 고효율 엘이디 옥외등
CN201851969U (zh) Led平板面光源
CN110307488A (zh) Led照明装置及植物栽培架
CN205859917U (zh) 一种led工矿灯
US20120113641A1 (en) Light modules connectable using heat pipes
CN102095145A (zh) 超导液散热的方便更换驱动电源的led路灯
JP6518375B1 (ja) Ｌｅｄ照明装置及び植物栽培棚

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23952449

Country of ref document: EP

Kind code of ref document: A1