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WO2024112086A1 - Réacteur à eau légère pour exploitation minière de sable pétrolifère ayant une boucle intermédiaire appliquée à celui-ci - Google Patents

Réacteur à eau légère pour exploitation minière de sable pétrolifère ayant une boucle intermédiaire appliquée à celui-ci Download PDF

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Publication number
WO2024112086A1
WO2024112086A1 PCT/KR2023/018833 KR2023018833W WO2024112086A1 WO 2024112086 A1 WO2024112086 A1 WO 2024112086A1 KR 2023018833 W KR2023018833 W KR 2023018833W WO 2024112086 A1 WO2024112086 A1 WO 2024112086A1
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WO
WIPO (PCT)
Prior art keywords
oil
mid
steam generator
oil sand
loop
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/KR2023/018833
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English (en)
Korean (ko)
Inventor
김석
한훈식
문주형
이태호
김긍구
김종욱
송재승
임성원
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.)
Korea Atomic Energy Research Institute KAERI
Original Assignee
Korea Atomic Energy Research Institute KAERI
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
Priority claimed from KR1020230155450A external-priority patent/KR20240078329A/ko
Priority claimed from KR1020230155431A external-priority patent/KR20240078328A/ko
Priority claimed from KR1020230157115A external-priority patent/KR20240078333A/ko
Application filed by Korea Atomic Energy Research Institute KAERI filed Critical Korea Atomic Energy Research Institute KAERI
Publication of WO2024112086A1 publication Critical patent/WO2024112086A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/08—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being steam
    • F22B1/14—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being steam coming in direct contact with water in bulk or in sprays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/16—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being hot liquid or hot vapour, e.g. waste liquid, waste vapour
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/04—Thermal reactors ; Epithermal reactors
    • G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
    • G21C1/08—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling water reactor, integral super-heat reactor, pressurised water reactor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin

Definitions

  • the present invention relates to a light water reactor for oil sand mining applied to a midloop.
  • This study was conducted at the Korea Atomic Energy Research Institute with the support of the National Research Foundation of Korea with funding from the Ministry of Science and ICT (government) in 2023 to develop innovative SMART system element technology of the SMART Innovation Technology Development (R&D) project (Project identification number: 1711154717) , task number: 2020M2D7A1079178).
  • oil sand refers to a mixture of sand, bitumen (a general term for natural hydrocarbon compounds), clay, and water.
  • bitumen a general term for natural hydrocarbon compounds
  • clay a general term for natural hydrocarbon compounds
  • water a general term for natural hydrocarbon compounds
  • oil sands contain crude oil
  • technology for extracting crude oil from oil sands has recently been developed.
  • oil sand fields are being developed in places such as Canada, where many of these oil sands are found.
  • the CSS (cyclic steam stimulation) method and SAGD (steam assisted gravity drainage) method which are some of the existing methods of mining oil sands, inject high temperature and high pressure steam of 250 to 300 degrees into the ground to create high viscosity oil. This is a method of melting the oil sand to lower its viscosity enough to allow pipe transportation and then extracting it out of the surface.
  • the CSS method is to inject steam through one hole for a long time, wait for the oil sand to melt, and then suck the oil sand back into the same hole to mine it.
  • the SAGD method is to continuously inject steam through one of the two holes and extract the oil sand from the other hole. This is a method of continuously mining oil sands through a single hole.
  • thermal boilers were used to produce this steam.
  • thermal power boilers are causing various environmental problems due to their high carbon dioxide emissions, and the recent increase in “carbon tax” is showing the problem of weakening economic feasibility.
  • One embodiment of the present invention was invented with the above background in mind, and aims to provide a light water reactor with a structure that can minimize carbon dioxide emissions while producing high temperature and high pressure steam necessary for oil sand mining. .
  • the heat generated from the nuclear module is used simultaneously for the power generation turbine unit and the oil sand mining system, while adjusting the energy ratio of the two systems to provide heat according to the situation (demand for steam use for oil sands or power demand).
  • a light water reactor for oil sand mining includes a reactor module that heats a working fluid using heat generated through a nuclear reaction in the reactor core;
  • a midloop steam generator that receives heated working fluid from the reactor module, uses the working fluid to heat the oil sand side fluid flowing therein, and boils it into oil sand side steam in a vapor state; and a pressurizer that pressurizes the working fluid so that the working fluid heated in the reactor module is provided in a liquid state to the midloop steam generator, wherein the oil sand side steam mixes with oil in the ground. If possible, discharge the oil sand side vapor to the ground.
  • a plurality of midloop steam generators may be provided, and the plurality of midloop steam generators may be connected to each other so that the oil sand side fluid flows in series.
  • the mid-loop steam generator is provided in plural pieces, and the plurality of mid-loop steam generators include a first mid-loop steam generator connected to the reactor module, and a second mid-loop steam generator connected to the first mid-loop steam generator. It includes a generator, a third mid-loop steam generator connected to the second mid-loop steam generator, and a fourth mid-loop steam generator connected to the third mid-loop steam generator, and the first mid-loop steam generator is connected to the second mid-loop steam generator.
  • a portion of the oil sands side fluid delivered to the midloop steam generator is recovered to the first midloop steam generator, and a portion of the oil sands side fluid delivered from the third midloop steam generator to the second midloop steam generator is recovered.
  • a portion is recovered to the second midloop steam generator, and a portion of the oil sands side fluid delivered from the fourth midloop steam generator to the third midloop steam generator is recovered to the third midloop steam generator,
  • the oil sands side fluid may be configured to circulate between the plurality of mid-loop steam generators.
  • it includes an oil sand side phase separator that separates the intermediate fluid discharged from any one of the plurality of mid-loop steam generators into liquid and gas, and the oil sand side fluid in the liquid state separated by the oil sand side phase separator. It may further include a second recovery pump that pressurizes the oil sand side fluid in a liquid state to flow into another mid-loop steam generator disposed further upstream than any one of the plurality of mid-loop steam generators. there is.
  • it further includes a turbine unit that generates electricity using the working fluid heated in the reactor module, and the reactor module allows the working fluid flowing to the turbine unit and the working fluid flowing to the midloop steam generator to flow independently. It can be configured.
  • it further includes a turbine unit that generates electricity using the working fluid heated in the nuclear reactor module, and the turbine unit may be connected to one or more midloop steam generators among the plurality of midloop steam generators.
  • mid-loop steam generator may be configured so that the oil sand side fluid and the working fluid flow independently.
  • the midloop steam generator includes a first midloop body through which the working fluid heated in the reactor module flows; And it may include a second mid-roof body that provides a space where the oil sand side fluid flows and is heated by the working fluid.
  • oil sand side vapor may further include a processing unit for recovering an oil mixture mixed with oil in the ground and separating the recovered oil mixture into oil and oil sand side fluid.
  • the treatment unit includes an oil treatment unit that provides a treatment solution by mixing a diluent with the oil mixture; and a post-treatment unit that separates the treatment liquid into an oil sand side fluid to be recovered by the mid-loop steam generator and a waste liquid not recovered by the mid-loop steam generator.
  • the oil treatment unit includes an oil dilution unit that separates sand and bitumen from the oil mixture and mixes the diluent to provide a first treatment liquid; and an oil extraction unit that separates oil from the first treatment liquid and provides a second treatment liquid.
  • the post-processing unit may separate the waste liquid from the second treatment liquid and provide an oil sand side fluid to be recovered by the mid-loop steam generator.
  • a light water reactor for oil sand mining includes a reactor module that heats a working fluid using heat generated through a nuclear reaction in the reactor core; a midloop steam generator that receives heated working fluid from the reactor module, uses the working fluid to heat the oil sand side fluid flowing therein, and evaporates it into oil sand side steam in a vapor state; and a valve unit whose opening is selectively adjustable to control the pressure at which the working fluid heated in the reactor module is supplied to the midloop steam generator, wherein the oil sand side steam is supplied to the midloop steam generator.
  • the oil sand side vapor is discharged to the ground so that it mixes with the oil in the ground.
  • the valve unit operates by heating the reactor module when the valve unit is closed, greater than the difference between the pressure of the working fluid heated in the reactor module when the valve unit is opened and the pressure of the working fluid passing through the valve unit. It may be configured so that the difference between the pressure of the fluid and the pressure of the working fluid passing through the valve unit is larger.
  • the mid-loop steam generator may be configured so that the oil sand side fluid and the working fluid flow independently.
  • the midloop steam generator includes a first midloop body through which the working fluid heated in the reactor module flows; And it may include a second mid-roof body that provides a space where the oil sand side fluid flows and is heated by the working fluid.
  • the oil sand side vapor may further include a processing unit for recovering an oil mixture mixed with oil in the ground and separating the recovered oil mixture into oil and oil sand side fluid.
  • the processing unit includes an oil processing unit that provides a treatment solution by mixing a diluent with the oil mixture; and a post-treatment unit that separates the treatment liquid into an oil sand side fluid to be recovered by the mid-loop steam generator and a waste liquid not recovered by the mid-loop steam generator.
  • the oil treatment unit includes an oil dilution unit that separates sand and bitumen from the oil mixture and mixes the dilution liquid to provide a first treatment liquid; and an oil extraction unit that separates oil from the first treatment liquid and provides a second treatment liquid.
  • the post-processing unit may separate the waste liquid from the second treatment liquid and provide an oil sand side fluid to be recovered by the mid-loop steam generator.
  • a light water reactor for oil sand mining includes a reactor module that heats a working fluid using heat generated through a nuclear reaction in the reactor core; A connection part providing a passage through which the working fluid flows; And a mid-loop steam generator that receives the heated working fluid from the reactor module through the connection, heats the oil sand side fluid flowing inside using the working fluid, and boils it into oil sand side steam in a vapor state. , the mid-loop steam generator discharges the oil sand side steam to the ground so that the oil sand side steam is mixed with oil in the ground.
  • the mid-loop steam generator may be configured so that the oil sand side fluid and the working fluid flow independently.
  • the midloop steam generator includes a first midloop body through which the working fluid heated in the reactor module flows; And it may include a second mid-roof body that provides a space where the oil sand side fluid flows and is heated by the working fluid.
  • the oil sand side vapor may further include a processing unit for recovering an oil mixture mixed with oil in the ground and separating the recovered oil mixture into oil and oil sand side fluid.
  • the processing unit includes an oil processing unit that provides a treatment solution by mixing a diluent with the oil mixture; and a post-treatment unit that separates the treatment liquid into an oil sand side fluid to be recovered by the mid-loop steam generator and a waste liquid not recovered by the mid-loop steam generator.
  • It may further include a midloop pump that flows the working fluid recovered from the midloop steam generator to the reactor module.
  • It may further include a recovery pump that flows the recovered oil sand side fluid to the mid-loop steam generator.
  • the oil treatment unit includes an oil dilution unit that separates sand and bitumen from the oil mixture and mixes the dilution liquid to provide a first treatment liquid; and an oil extraction unit that separates oil from the first treatment liquid and provides a second treatment liquid.
  • the post-processing unit may separate the waste liquid from the second treatment liquid and provide an oil sand side fluid to be recovered by the mid-loop steam generator.
  • a light water reactor can be applied to produce high temperature and high pressure steam of 250 degrees to 300 degrees necessary for oil sand mining.
  • carbon dioxide emissions can be minimized by applying a light water reactor to produce high temperature and high pressure steam.
  • the water quality of the working fluid of the nuclear reactor module and the oil sand side fluid flowing through the ground can be managed separately. Therefore, the water quality management methods used in the existing nuclear power plant industry and the oil sand mining industry can be maintained, so there is no need to develop a separate water quality management method, which has the effect of eliminating additional costs.
  • the midloop by placing the midloop between the reactor module and the ground, the midloop can serve as an additional barrier capable of blocking radioactive materials, which has an advantageous effect from a radiation safety perspective.
  • the power generation turbine unit and the oil sand mining system can be operated simultaneously, and the energy ratio of the two systems can be adjusted as needed, depending on the situation (demand for steam use for oil sands or power demand). There is an effect that can respond accordingly.
  • Figure 1 is a conceptual diagram showing a light water reactor for oil sand mining according to a first embodiment of the present invention.
  • FIG. 2 is a conceptual diagram showing a turbine connected to the reactor module of the light water reactor for oil sand mining of FIG. 1.
  • FIG. 3 is a diagram showing one more midloop steam generator added to the reactor module of the light water reactor for oil sand mining of FIG. 2.
  • FIG. 4 is a diagram showing that a plurality of midloop steam generators are added to the reactor module of the light water reactor for oil sand mining of FIG. 2.
  • FIG. 5 is a diagram showing a change in the connection method of the turbine unit in the reactor module of the light water reactor for oil sand mining of FIG. 4.
  • Figure 6 is a conceptual diagram showing a light water reactor for oil sand mining with a mid-loop applied according to the second embodiment of the present invention.
  • FIG. 7 is a conceptual diagram showing a turbine connected to the reactor module of the light water reactor for oil sand mining to which the midloop of FIG. 6 is applied.
  • Figure 8 is a conceptual diagram showing a light water reactor for oil sand mining with a mid-loop application according to the third embodiment of the present invention.
  • FIG. 9 is a conceptual diagram showing a turbine connected to the reactor module of the light water reactor for oil sand mining to which the midloop of FIG. 8 is applied.
  • a component is 'delivered', 'connected', or 'provided' to another component, it is understood that it may be directly delivered, connected, or provided to that other component, but that other components may exist in between. It should be.
  • the light water reactor 1 for oil sand mining is connected to the reactor module with a midloop steam generator capable of separately generating steam using heat generated from the reactor module.
  • oil sands can be mined.
  • This light water reactor (1) for oil sand mining includes a reactor module (10), a turbine unit (20), a mid-loop steam generator (30), a processing unit (40), a connection unit (50), a pump unit (60), and a separator ( 70), a pressurizer 80, and a heater unit 90.
  • the nuclear reactor module 10 can heat the working fluid using heat generated through a nuclear reaction in the reactor core.
  • This nuclear reactor module 10 can supply at least a portion of the generated heat to the outside.
  • the nuclear reactor module 10 may discharge high temperature working fluid of 250 degrees to 310 degrees to the outside.
  • This nuclear reactor module 10 can heat the working fluid using heat generated by nuclear fission.
  • the reactor core 11, which will be described later can be passively cooled by natural circulation of coolant such as coolant.
  • the working fluid discharged from the nuclear reactor module 10 may be water or oil.
  • One side of the nuclear reactor module 10 may be connected to the turbine unit 20 so that a portion of the working fluid communicates with the turbine unit 20.
  • the other side of the reactor module 10 may be connected to the midloop steam generator 30.
  • the working fluid flowing into the turbine unit 20 may be referred to as turbine fluid, and this turbine fluid flows between the nuclear reactor module 10 and the mid-loop steam generator 30. It can flow independently of the fluid.
  • the nuclear reactor module 10 may be configured so that the turbine fluid and the working fluid flow without mixing with each other.
  • the nuclear reactor module 10 may be a nuclear steam supply system (NSSS).
  • This nuclear reactor module 10 may include a reactor core 11, a heat exchanger 12, and a reactor vessel 13.
  • Nuclear fission may occur in the reactor core 11.
  • Nuclear fuel (not shown) containing radioactive materials such as uranium is placed in the core 11, so nuclear fission may occur.
  • the reactor core 11 may be placed inside the reactor vessel 13.
  • the heat exchanger 12 is converted into a vapor state by the heat of the reactor core 11 and can condense the coolant discharged from the reactor vessel 13. This heat exchanger 12 may be placed outside the reactor vessel 13.
  • the reactor vessel 13 can prevent nuclear fission products generated by nuclear fission occurring in the reactor core 11 from leaking to the outside.
  • This reactor vessel 13 can accommodate the reactor core 11. Additionally, the interior of the reactor vessel 13 is filled with coolant to cool the reactor core 11 where nuclear fission occurs.
  • the turbine unit 20 can generate electricity using turbine fluid heated in the nuclear reactor module 10. For example, heat generated in the core of the nuclear reactor module 10 generates steam or high-temperature liquid, and the heat may be transferred to the turbine unit 20 in the form of a fluid.
  • This turbine unit 20 may be connected to the nuclear reactor module 10.
  • the present invention is not limited to this, and the turbine unit 20 may be connected to the midloop steam generator 30.
  • the turbine unit 20 may be connected to any one mid-loop steam generator 30 disposed most downstream among the plurality of mid-loop steam generators 30 in the nuclear reactor module 10.
  • the midloop steam generator 30 can receive the heated working fluid from the reactor module 10, heat the oil sand side fluid flowing inside using the working fluid, and boil it into oil sand side steam.
  • This mid-loop steam generator 30 may be configured so that the oil sand side fluid and the working fluid flow independently. Additionally, the mid-loop steam generator 30 may discharge oil sand side steam to the ground (G) so that the oil sand side steam is mixed with oil in the ground (G).
  • the midloop steam generator 30 can deliver oil sand side steam to the ground (G).
  • This mid-loop steam generator (30) returns at least a portion of the oil sand-side fluid from the oil mixture of the oil separated from the ground (G) into which the oil sand-side steam flows and the oil sand-side fluid to the mid-loop steam generator (30). ) can be recovered inside. Additionally, a plurality of midloop steam generators 30 may be provided. A plurality of mid-loop steam generators 30 may be connected to each other so that the oil sand side fluid flows in series or parallel. These plurality of mid-loop steam generators 30 may be arranged adjacent to each other along the direction in which the fluid flows.
  • the plurality of mid-loop steam generators 30 include a first mid-loop steam generator connected to the nuclear power module 10, a second mid-loop steam generator connected to the first mid-loop steam generator, and a second mid-loop steam generator. It may include a third mid-loop steam generator connected to the generator and a fourth mid-loop steam generator connected to the third mid-loop steam generator. Any part of the oil sands side fluid delivered from the second midloop steam generator to the first midloop steam generator may be recovered to the first midloop steam generator, and from the third midloop steam generator to the second midloop steam generator.
  • any part of the oil sands side fluid delivered may be recovered to the second midloop steam generator, and any part of the oil sands side fluid delivered from the fourth midloop steam generator to the third midloop steam generator may be recovered to the third midloop steam generator. It can be recovered with a steam generator.
  • the oil sand side fluid may be configured to circulate between a plurality of mid-loop steam generators (30).
  • the number of mid-loop steam generators 30 is not limited to this, and other numbers of mid-loop steam generators 30 may be added or omitted.
  • the mid loop steam generator 30 may include a first mid loop body 31 and a second mid loop body 32.
  • the working fluid heated in the nuclear reactor module 10 may flow through the first midloop body 31 .
  • This first mid-roof body 31 may be connected to a first supply unit 511, which will be described later.
  • This first mid-roof body 31 can accommodate the second mid-roof body 32 therein. Additionally, the working fluid delivered from the nuclear reactor module 10 may flow inside the first mid-roof body 31.
  • the second mid-roof body 32 may provide a space where the oil sand side fluid flows and is heated by the working fluid.
  • the oil sand side fluid flowing inside the second mid-roof body 32 may change state depending on temperature and pressure changes. Additionally, the second mid-roof body 32 may be disposed inside the first mid-roof body 31.
  • the second mid-roof body (32) prevents the oil sand side fluid flowing through the second mid-roof body (32) from mixing with the working fluid received from the reactor module (10) outside the second mid-roof body (32). It can be configured.
  • the processing unit 40 can recover the oil mixture in which oil sand side vapor is mixed with oil in the ground (G), and separate the recovered oil mixture into oil and oil sand side fluid.
  • This processing unit 40 may be connected between the ground (G) and the mid-loop steam generator (30). Additionally, the processing unit 40 may include an oil processing unit 41 and a post-processing unit 42.
  • the oil treatment unit 41 may provide a treatment liquid by mixing a diluent with the oil mixture.
  • This oil processing unit 41 can separate oil from the oil mixture extracted from the ground (G).
  • This oil processing unit 41 may include an oil dilution unit 411 and an oil extraction unit 412.
  • the oil dilution unit 411 may separate sand and bitumen from the oil mixture and mix the diluent to provide a first treatment solution.
  • This first treatment solution may be a treatment solution obtained by removing sand and bitumen from the oil mixture.
  • one side of the oil dilution unit 411 may be connected to the ground (G), and the other side may be connected to the oil extraction unit 412.
  • the oil extraction unit 412 may separate oil from the first treatment liquid and provide a second treatment liquid.
  • the treatment liquid produced by separating the oil from the first treatment liquid may be called the second treatment liquid.
  • the oil separated from the oil extraction unit 412 can be transferred back to the oil dilution unit 411, and sand, bitumen, and oil can be separated multiple times. Additionally, the oil extraction unit 412 may be connected to the post-processing unit 42.
  • the second treatment liquid which is the oil mixture liquid from which the oil is finally separated in the oil extraction unit 412, may be provided to the post-processing unit 42.
  • the post-treatment unit 42 can separate the treated liquid into an oil sand side fluid to be recovered by the mid-loop steam generator 30 and a waste liquid not recovered by the mid-loop steam generator 30. This post-treatment unit 42 can separate the waste liquid from the second treatment liquid and provide the oil sand side fluid to be recovered to the mid-loop steam generator 30. Additionally, the post-treatment unit 42 may receive the second treatment liquid from which the oil has been separated from the oil treatment unit 41 . This post-treatment unit 42 can separate the second treatment liquid into an oil sand side fluid that can be recovered by the mid-loop steam generator 30 and a waste liquid that cannot be recovered by the mid-loop steam generator 30.
  • the post-processing unit 42 can deliver the oil sand side fluid that has been treated to be recoverable to the mid-loop steam generator 30. Additionally, the post-processing unit 42 can deliver the oil sand side fluid to the mid-loop steam generator 30.
  • connection portion 50 may provide a passage through which the working fluid, turbine fluid, and oil sand side fluid flow.
  • This connection part 50 includes a nuclear reactor module 10, a turbine part 20, a mid-loop steam generator 30, a processing part 40, a pump part 60, a separator 70, a pressurizer 80, and a heater part ( 90) and the ground (G). Additionally, the connection portion 50 may be formed of a material that can withstand high temperature and pressure.
  • the connection part 50 may include a supply part and a recovery part.
  • the supply unit may provide a space through which fluid can flow so that high-temperature and high-pressure fluid is transmitted in one direction.
  • the fluid flowing inside this supply unit may flow in one direction.
  • the supply unit may include a first supply unit 511, a second supply unit 512, a third supply unit 513, a fourth supply unit 514, and a fifth supply unit 515.
  • the first supply unit 511 may connect between the nuclear reactor module 10 and the midloop steam generator 30. This first supply unit 511 may provide a flow space so that the working fluid supplied from the nuclear reactor module 10 moves toward the midloop steam generator 30.
  • the second supply unit 512 may connect the reactor module 10 and the turbine unit 20. This second supply unit 512 may provide a flow space so that the turbine fluid supplied from the nuclear reactor module 10 moves toward the turbine unit 20.
  • the third supply unit 513 may connect the mid-loop steam generator 30 and the ground (G). This third supply unit 513 may provide a flow space so that the oil sand side fluid supplied from the mid-loop steam generator 30 moves to the ground (G).
  • the fourth supply unit 514 may connect between the supply unit 72 and the post-processing unit 42, which will be described later. This fourth supply unit 514 can provide a flow space so that the oil sand side fluid supplied from the supply unit 72 moves to the post-processing unit 42.
  • the fifth supply unit 515 may connect a plurality of mid-loop steam generators 30. This fifth supply unit 515 may provide a flow space in which the intermediate fluid flowing between the plurality of mid-loop steam generators 30 moves.
  • the recovery unit fluid such as oil mixture flows so that the oil mixture extracted from the ground (G) reaches the treatment unit (40), mid-loop steam generator (30), pump unit (60), separator (70), heater unit (90), etc.
  • the recovery unit includes the oil mixture extracted from the ground (G), the first treatment liquid processed in the oil dilution unit 411, the second treatment liquid processed in the oil extraction unit 412, and the post-treatment unit 42. Oil sand side fluid, etc. treated in may flow.
  • a plurality of recovery units may be provided, and a recovery unit pump 62 may be disposed between the plurality of recovery units.
  • the recovery unit includes a first recovery unit 521, a second recovery unit 522, a third recovery unit 523, a fourth recovery unit 524, a fifth recovery unit 525, and a sixth recovery unit 526. It can be included.
  • the first recovery unit 521 may connect between the ground (G) and the oil processing unit 41. This first recovery unit 521 can provide a flow space so that the oil mixture extracted from the ground (G) moves toward the oil processing unit 41.
  • the second recovery unit 522 may connect the oil processing unit 41 and the post-processing unit 42. This second recovery unit 522 may be connected between the oil dilution unit 411 and the oil extraction unit 412. In addition, the second recovery unit 522 may provide a flow space so that the first treatment liquid processed in the oil dilution unit 411 moves to the oil extraction unit 412, and the processed liquid in the oil extraction unit 412 may be provided. A flow space may be provided so that the second treatment liquid moves to the post-processing unit 42.
  • the third recovery unit 523 may connect the post-processing unit 42 and the mid-loop steam generator 30. This third recovery unit 523 can provide a flow space so that the oil sand side fluid treated in the post-processing unit 42 moves to the mid-loop steam generator 30.
  • the fourth recovery unit 524 may connect the mid-loop steam generator 30 and the nuclear reactor module 10. This fourth recovery part 524 may provide a flow space so that the working fluid flowing in the first mid-roof body 31 moves to the nuclear reactor module 10.
  • the fifth recovery unit 525 may connect the reactor module 10 and the turbine unit 20. This fifth recovery unit 525 may provide a flow space for the turbine fluid flowing in the turbine unit 20 to move to the nuclear reactor module 10.
  • the sixth recovery unit 526 can connect between the oil sand side phase separator 73 and the midloop steam generator 30, which will be described later.
  • This sixth recovery unit 526 may provide a flow space for the intermediate fluid flowing between the plurality of mid-loop steam generators 30 to move. For example, in the sixth recovery unit 526, saturated water among the saturated water and saturated steam discharged from the N+1th midloop steam generator 30 may flow and be moved to the Nth midloop steam generator 30. .
  • the pump unit 60 may provide pressure to the fluid so that the pressure of the fluid flowing in the recovery unit changes.
  • a plurality of such pump units 60 may be provided.
  • the pump unit 60 may include a mid loop pump 61 and a recovery pump 62.
  • the midloop pump 61 may provide pressure to the fluid recovered to the nuclear reactor module 10, allowing the fluid to move to the nuclear reactor module 10. This midloop pump 61 can increase the movement speed of the fluid recovered to the nuclear reactor module 10.
  • the recovery pump 62 can provide pressure to the oil sand side fluid and the intermediate fluid.
  • This recovery pump 62 may include a first recovery pump 621 and a second recovery pump 622.
  • the first recovery pump 621 may be disposed between the post-processing unit 42 and the mid-loop steam generator 30. When a plurality of mid-loop steam generators 30 are disposed, one side of the first recovery pump 621 is located further downstream than any one mid-loop steam generator 30 among the plurality of mid-loop steam generators 30. It can be connected to the arranged mid-loop steam generator (30). Additionally, the other side of the first recovery pump 621 may be connected to a post-processing unit 71 connected to the post-processing unit 42.
  • the second recovery pump 622 applies pressure to the oil sand side fluid in a liquid state separated by the oil sand side phase separator 73, so that any one of the plurality of mid loop steam generators 30
  • the liquid oil sand side fluid can be pressurized so that it flows into another mid-loop steam generator (30) disposed further upstream than (30).
  • the liquid pressurized through the second recovery pump 622 may flow into the N-th mid-loop steam generator 30, which is disposed further forward than the N+1-th mid-loop steam generator 30.
  • the saturation pressure of the steam of the N-th mid-loop steam generator (30) is higher than the saturation pressure of the steam of the N+1-th mid-loop steam generator (30).
  • a plurality of second recovery pumps 622 may be provided.
  • the liquid separated from the oil sand side fluid flows through a plurality of mid-loop steam generators 30 by a plurality of second recovery pumps 622 and can be pressurized multiple times.
  • This second recovery pump 622 may be provided at different rotation speeds.
  • the second recovery pump 622 which has different rotation speeds, can provide different pressures.
  • this second recovery pump 622 may be disposed between the plurality of mid-loop steam generators 30. Additionally, the second recovery unit pump 622 may be disposed in the sixth recovery unit 526. One side of the second recovery pump 622 may be connected to a mid-loop steam generator 30 disposed further upstream than any one of the plurality of mid-loop steam generators 30. The other side of this second recovery pump 622 may be connected to the oil sand side phase separator 73 disposed further downstream than any one mid-loop steam generator 30 among the plurality of mid-loop steam generators 30. .
  • the separator 70 can separate the oil sand side fluid depending on its condition. This separator 70 may be connected to the midloop steam generator 30 or the processing unit 40. Additionally, a plurality of separators 70 may be provided. The separator 70 may be provided as one of a pressure type, a vacuum type, and a chemical type separator. This separator 70 may include a post-treatment separator 71, a feed separator 72, and an oil sand side phase separator 73.
  • the post-processing unit 71 can separate the oil sand side fluid treated in the post-processing unit 42 depending on its condition.
  • the oil sand side fluid treated in this post-treatment unit 71 can pass through the recovery pump 62.
  • the supply subunit 72 can separate the oil sand side fluid supplied from the mid-loop steam generator 30 depending on its condition.
  • the oil sand side fluid flowing through this supply unit 72 can flow to the ground (G) and the post-processing unit 42.
  • the oil sand side phase separator 73 can separate the intermediate fluid discharged from one of the plurality of mid-loop steam generators 30 into liquid and gas. This oil sand side phase separator 73 can separate the intermediate fluid into saturated steam and saturated water. For example, the oil sand side phase separator 73 can separate the intermediate fluid discharged from the N+1th mid-loop steam generator 30 into saturated steam and saturated water, and the oil sand side phase separator 73 Can provide saturated water to the Nth mid-loop steam generator (30).
  • one side of the oil sand side phase separator (73) is the N+1th mid-loop steam generator (30) disposed further downstream than any one mid-loop steam generator (30) among the plurality of mid-loop steam generators (30).
  • the other side of the oil sand side phase separator (73) is connected to the Nth mid-loop steam generator (30) disposed further upstream than any one mid-loop steam generator (30) among the plurality of mid-loop steam generators (30). You can.
  • the pressurizer 80 may pressurize the working fluid heated in the nuclear reactor module 10 so that the working fluid is provided to the midloop steam generator 30 in a liquid state.
  • the temperature of this working fluid may be around 310 degrees Celsius.
  • the pressurizer 80 may be disposed in the first supply unit 511 connecting the nuclear reactor module 10 and the midloop steam generator 30. In other words, the pressurizer 80 may be placed adjacent to any one of the plurality of midloop steam generators 30 disposed upstream. Additionally, the pressurizer 80 may be driven at a pressure of 10 to 15 Mpa.
  • the heater unit 90 can increase the temperature of the oil sand side fluid flowing through the plurality of mid-loop steam generators 30 and the turbine fluid flowing through the turbine unit 20.
  • one side of the heater unit 90 may be connected to the mid-loop steam generator 30 disposed most downstream among the plurality of mid-loop steam generators 30. Additionally, the other side of the heater unit 90 may be connected to the post-processing unit 42.
  • the light water reactor (1) for oil sand mining can provide steam with a different pressure required depending on the progress stage of oil sand mining. For example, in the early stages of oil sand mining, high-pressure steam of approximately 10 Mpa or more is required, in the mid-stage, relatively medium-pressure steam of approximately 6 to 8 Mpa is required, and in the final stage, low-pressure steam of approximately 4 Mpa or less is required. is needed.
  • steam provided from the midloop steam generator 30, which can provide high-pressure steam can be supplied to the ground (G) in the initial stage of oil sand mining.
  • steam provided from the midloop steam generator 30, which can provide relatively low-pressure steam among the plurality of midloop steam generators 30, can be supplied to the ground (G) in the middle or end stage of oil sand mining. . Since the pressures of the steam provided from the plurality of midloop steam generators 30 are different from each other, steam of different pressures can be provided to several grounds (G) at the same time.
  • At least a portion of the oil sand side fluid delivered from the Nth midloop steam generator 30 to the N+1th midloop steam generator 30 is oil. It can be separated by state by the sand-side phase separator 73. At least a portion of the oil sand side fluid discharged from the N+1th midloop steam generator 30 and separated into liquid may be recovered to the Nth midloop steam generator 30. When the separated oil sands side fluid is recovered to the Nth mid-loop steam generator 30, at least a portion of the oil sands side fluid separated into liquid may be pressurized by the second recovery pump 622.
  • the oil sand side fluid After being recovered in the N-th mid-loop steam generator (30), the oil sand side fluid can change its state to saturated steam in the N-th mid-loop steam generator (30). Therefore, the saturation pressure of the steam of the N-th mid-loop steam generator 30 may be higher than the saturation pressure of the steam of the N+1-th mid-loop steam generator 30.
  • the second recovery pump 622 provides different rotational speeds to apply different pressures to the oil sand side fluid, so that the steam pressure provided by the plurality of midloop steam generators 30 is provided differently. .
  • steam having a plurality of saturation pressures can be discharged from a plurality of mid-loop steam generators 30. Steam having these different plurality of saturation pressures can be provided to different ground (G) according to the oil sand mining stage.
  • the working fluid circulating in the nuclear reactor module 10 which is a nuclear steam supply system, and the oil sand side fluid circulating between the mid-loop steam generator 30 and the ground (G) can be isolated from each other, radioactive materials are introduced. It can provide a barrier that prevents damage.
  • water quality management of the working fluid circulating in the nuclear reactor module 10 and the oil sand side fluid circulating between the mid-loop steam generator 30 and the ground (G) can be separately managed, so that existing nuclear power plants and oil sand methods can be used separately.
  • the water quality management measures used in can be used as is without any design changes. There is no change in the design of the light water reactor to manage the water quality of the working fluid, so there is no additional cost.
  • the high-temperature and high-pressure working fluid generated in the reactor module 10 is configured to be simultaneously provided to the turbine unit, so that the ratio of power generation and oil separation can be adjusted according to the user's needs.
  • the light water reactor 2 for oil sand mining is connected to the reactor module with a midloop steam generator that can separately generate steam using heat generated from the reactor module.
  • oil sands can be mined.
  • This light water reactor (2) for oil sand mining includes a reactor module (2010), a turbine unit (2020), a mid-loop steam generator (2030), a processing unit (2040), a connection unit (2050), a pump unit (2060), a separator ( 2070) and a valve unit 2100.
  • the nuclear reactor module 2010 can heat the working fluid using the heat generated through the nuclear reaction of the reactor core.
  • This nuclear reactor module 2010 can supply at least a portion of the generated heat to the outside.
  • the nuclear reactor module 2010 may discharge high temperature working fluid of 250 degrees to 300 degrees to the outside.
  • This nuclear reactor module 2010 can generate steam by heating the working fluid using heat generated by nuclear fission.
  • the reactor core 2011, which will be described later can be passively cooled by natural circulation of coolant such as coolant.
  • the working fluid discharged from the nuclear reactor module 2010 may be water.
  • One side of the nuclear reactor module 2010 may be connected to the turbine unit 2020 so that a portion of the working fluid communicates with the turbine unit 2020.
  • the other side of the reactor module 2010 may be connected to the midloop steam generator 2030 so that another part of the working fluid communicates with the midloop steam generator 2030.
  • the working fluid that flows to the turbine unit (2020) may be named turbine fluid, and this turbine fluid flows between the nuclear reactor module (2010) and the mid-loop steam generator (2030). It can flow independently of the fluid.
  • the nuclear reactor module 2010 may be configured so that the turbine fluid and the working fluid flow without mixing with each other.
  • the nuclear reactor module (2010) may be a nuclear steam supply system (NSSS).
  • This nuclear reactor module 2010 may include a reactor core 2011, a heat exchanger 2012, and a reactor vessel 2013.
  • heat exchanger 2012, and reactor vessel 2013 Since the configuration of the core 2011, heat exchanger 2012, and reactor vessel 2013 is the same as that of the core 11, heat exchanger 12, and reactor vessel 13 in the first embodiment, their description is omitted.
  • the turbine unit 2020 can generate electricity using turbine fluid heated in the nuclear reactor module 2010. For example, heat generated in the core of the nuclear reactor module 2010 generates steam or high-temperature liquid, and the heat may be transferred to the turbine unit 2020 in the form of a fluid. This turbine unit 2020 may be connected to the nuclear reactor module 2010.
  • the midloop steam generator 2030 receives heated working fluid from the nuclear reactor module 2010, and can use the working fluid to heat the oil sand side fluid flowing inside and boil it into oil sand side steam.
  • This mid-loop steam generator 2030 may be configured so that the oil sand side fluid and the working fluid flow independently. Additionally, the midloop steam generator 2030 may discharge oil sand side steam to the ground (G) so that the oil sand side steam is mixed with oil in the ground (G).
  • the midloop steam generator (2030) can deliver oil sand side steam to the ground (G).
  • This mid-loop steam generator (2030) returns at least a portion of the oil sand-side fluid from the oil mixture containing the oil separated from the ground (G) into which the oil sand-side steam flows and the oil sand-side fluid to the mid-loop steam generator (2030). ) can be recovered inside. Additionally, the mid loop steam generator 2030 may include a first mid loop body 2031 and a second mid loop body 2032.
  • the working fluid heated in the nuclear reactor module 2010 may flow through the first midloop body 2031.
  • This first mid-loop body 2031 may be connected to a first supply unit 2511, which will be described later.
  • This first mid-roof body 2031 can accommodate the second mid-roof body 2032 therein.
  • high-temperature vapor received from the nuclear reactor module 2010 may flow into the first mid-loop body 2031, and the high-temperature vapor may be condensed inside the first mid-loop body 2031 and change into a liquid. It can be. Liquid condensed inside the first mid-loop body (2031) can be recovered to the reactor module (2010).
  • the second mid-loop body 2032 may provide a space where the oil sand side fluid flows and is heated by the working fluid.
  • the oil sand side fluid flowing inside the second mid-loop body 2032 may change state depending on temperature and pressure changes. Additionally, the second mid-roof body 2032 may be disposed inside the first mid-roof body 2031.
  • the second mid-loop body (2032) prevents the oil sand side fluid flowing through the second mid-loop body (2032) from mixing with the working fluid received from the reactor module (2010) outside the second mid-loop body (2032). It can be configured.
  • the processing unit 2040 can recover the oil mixture in which oil sand side vapor is mixed with oil in the ground (G), and separate the recovered oil mixture into oil and oil sand side fluid.
  • This processing unit 2040 may be connected between the ground (G) and the mid-loop steam generator (2030). Additionally, the processing unit 2040 may include an oil processing unit 2041 and a post-processing unit 2042.
  • the oil treatment unit 2041 may provide a treatment solution by mixing a diluent with the oil mixture.
  • This oil processing unit 2041 can separate oil from the oil mixture extracted from the ground (G).
  • This oil processing unit 2041 may include an oil dilution unit 2411 and an oil extraction unit 2412.
  • the oil dilution unit 2411 may separate sand and bitumen from the oil mixture and mix the diluents to provide a first treatment solution.
  • This first treatment solution may be a treatment solution obtained by removing sand and bitumen from the oil mixture.
  • one side of the oil dilution unit 2411 may be connected to the ground (G), and the other side may be connected to the oil extraction unit 2412.
  • the oil extraction unit 2412 may separate oil from the first treatment liquid and provide the second treatment liquid.
  • the treatment liquid produced by separating the oil from the first treatment liquid may be called the second treatment liquid.
  • the oil separated from the oil extraction unit 2412 can be transferred back to the oil dilution unit 2411, and sand, bitumen, and oil can be separated multiple times. Additionally, the oil extraction unit 2412 may be connected to the post-processing unit 2042.
  • the second treatment liquid which is the oil mixture liquid from which the oil is finally separated in the oil extraction unit 2412, may be provided to the post-processing unit 2042.
  • the post-processing unit 2042 can separate the treated liquid into an oil sand side fluid to be recovered by the mid-loop steam generator 2030 and a waste liquid not recovered by the mid-loop steam generator 2030. This post-processing unit 2042 can separate the waste liquid from the second treatment liquid and provide the oil sand side fluid to be returned to the mid-loop steam generator 2030. Additionally, the post-processing unit 2042 may receive the second treatment liquid from which the oil has been separated from the oil processing unit 2041. This post-processing unit 2042 can separate the second treatment liquid into an oil sand side fluid that can be recovered by the mid-loop steam generator (2030) and a waste liquid that cannot be recovered by the mid-loop steam generator (2030).
  • the post-processing unit 2042 can deliver the oil sand side fluid that has been treated to be recoverable to the mid-loop steam generator 2030. Additionally, the post-processing unit 2042 can deliver the oil sand side fluid to the mid-loop steam generator 2030.
  • connection portion 2050 may provide a passage through which the working fluid, turbine fluid, and oil sand side fluid flow.
  • This connection unit 2050 is between any two of the reactor module 2010, turbine unit 2020, midloop steam generator 2030, processing unit 2040, pump unit 2060, separator 2070, and ground (G). can be placed in Additionally, the connection portion 2050 may be formed of a material that can withstand high temperature and pressure.
  • the connection part 2050 may include a supply part and a recovery part.
  • the supply unit may provide a space through which fluid can flow so that high-temperature and high-pressure fluid is transmitted in one direction.
  • the fluid flowing inside this supply unit may flow in one direction.
  • the supply unit may include a first supply unit 2511, a second supply unit 2512, a third supply unit 2513, and a fourth supply unit 2514.
  • the first supply unit 2511 may connect between the nuclear reactor module 2010 and the midloop steam generator 2030. This first supply unit 2511 may provide a flow space so that the working fluid supplied from the nuclear reactor module 2010 moves toward the midloop steam generator 2030.
  • the second supply unit 2512 may connect between the nuclear reactor module 2010 and the turbine unit 2020. This second supply unit 2512 may provide a flow space so that the turbine fluid supplied from the nuclear reactor module 2010 moves toward the turbine unit 2020.
  • the third supply unit 2513 may connect the mid-loop steam generator 2030 and the ground (G). This third supply unit 2513 can provide a flow space so that the oil sand side fluid supplied from the mid-loop steam generator 2030 moves to the ground (G).
  • the fourth supply unit 2514 may connect between the supply unit 2072 and the post-processing unit 2042, which will be described later. This fourth supply unit 2514 can provide a flow space so that the oil sand side fluid supplied from the supply unit 2072 moves to the post-processing unit 2042.
  • the recovery unit can provide a space in which fluid such as oil mixture flows so that the oil mixture extracted from the ground (G) reaches the treatment unit (2040), mid-loop steam generator (2030), pump unit (2060), separator (2070), etc. there is. Fluid, such as an oil mixture flowing inside the recovery unit, may flow in one direction.
  • the recovery unit includes the oil mixture extracted from the ground (G), the first treatment liquid processed in the oil dilution unit 2411, the second treatment liquid processed in the oil extraction unit 2412, and the post-treatment unit 2042. Oil sand side fluid, etc. treated in may flow.
  • a plurality of recovery units may be provided, and a recovery unit pump 2062 may be disposed between the plurality of recovery units.
  • the recovery unit may include a first recovery unit 2521, a second recovery unit 2522, a third recovery unit 2523, a fourth recovery unit 2524, and a fifth recovery unit 2525.
  • the first recovery unit 2521 may connect between the ground (G) and the oil processing unit 2041. This first recovery unit 2521 can provide a flow space so that the oil mixture extracted from the ground (G) moves toward the oil processing unit 2041.
  • the second recovery unit 2522 may connect the oil processing unit 2041 and the post-processing unit 2042. This second recovery unit 2522 can be connected between the oil dilution unit 2411 and the oil extraction unit 2412. In addition, the second recovery unit 2522 may provide a flow space so that the first treatment liquid processed in the oil dilution unit 2411 moves to the oil extraction unit 2412, and the processed liquid in the oil extraction unit 2412 may be provided. A flow space may be provided so that the second treatment liquid moves to the post-processing unit 2042.
  • the third recovery unit 2523 may connect the post-processing unit 2042 and the mid-loop steam generator 2030. This third recovery unit 2523 can provide a flow space so that the oil sand side fluid treated in the post-processing unit 2042 moves to the mid-loop steam generator 2030.
  • the fourth recovery unit 2524 may connect the midloop steam generator 2030 and the nuclear reactor module 2010. This fourth recovery part 2524 may provide a flow space so that the working fluid flowing in the first mid-roof body 2031 moves to the nuclear reactor module 2010.
  • the fifth recovery unit 2525 may connect the reactor module 2010 and the turbine unit 2020. This fifth recovery unit 2525 can provide a flow space so that the turbine fluid flowing in the turbine unit 2020 can be moved to the nuclear reactor module 2010.
  • the pump unit 2060 may flow the fluid recovered to the nuclear reactor module 2010 to the nuclear reactor module 2010. This pump unit 2060 may provide pressure to the fluid so that the pressure of the fluid flowing in the recovery unit changes. This pump unit 2060 can change the flow speed of fluid. Additionally, a plurality of pump units 2060 may be provided. The pump unit 2060 may include a mid loop pump 2061 and a recovery pump 2062.
  • the midloop pump 2061 may provide pressure to the fluid recovered to the nuclear reactor module 2010, allowing the fluid to move to the nuclear reactor module 2010. This midloop pump 2061 can increase the movement speed of fluid recovered to the reactor module 2010.
  • the recovery pump 2062 can flow the returned oil sand side fluid to the mid-loop steam generator 2030.
  • This recovery pump 2062 is disposed between the post-treatment unit 2042 and the mid-loop steam generator 2030 to increase the movement speed of the oil sand side fluid recovered to the mid-loop steam generator 2030.
  • the separator 2070 can separate the oil sand side fluid depending on its condition. This separator 2070 may be connected to the midloop steam generator 2030 or the processing unit 2040. Additionally, a plurality of separators 2070 may be provided. The separator 2070 may be provided as one of a pressure type, a vacuum type, and a chemical type separator. This separator 2070 may include a post-treatment separator 2071 and a feed separator 2072.
  • the post-processing unit 2071 can separate the oil sand side fluid treated in the post-processing unit 2042 depending on its condition.
  • the oil sand side fluid treated in this post-treatment unit 2071 may pass through the recovery pump 2062.
  • the supply subunit 2072 can separate the oil sand side fluid supplied from the mid-loop steam generator 2030 depending on its condition.
  • the oil sand side fluid flowing through this supply unit 2072 may flow to the ground (G) and the post-processing unit 2042.
  • the valve unit 2100 may be configured to have a selectively adjustable opening in order to adjust the pressure at which the working fluid heated in the nuclear reactor module 2010 is supplied to the midloop steam generator 2030.
  • This valve unit 2100 is larger than the difference between the pressure of the working fluid heated in the nuclear reactor module 2010 and the pressure of the working fluid passing through the valve unit 2100 when the valve unit 2100 is opened.
  • the difference between the pressure of the working fluid heated in the reactor module 2010 and the pressure of the working fluid passing through the valve unit 2100 may be configured to be larger.
  • the opening degree of the valve part 2100 is 0 when the valve part 2100 is closed, the opening degree when the valve parts are all open can be referred to as 100, and the opening degree of the valve part 2100 is 0 or more than 100. It can be adjusted in the following range.
  • the valve unit 2100 is adjusted to be partially closed, the pressure of the steam supplied from the reactor module 2010 may decrease, and when the valve unit 2100 is adjusted to be fully open, the steam supplied from the reactor module 2010 may be lowered. The pressure of the steam can be maintained. Additionally, the degree to which the pressure drops may vary depending on the type and opening degree of the valve unit 2100.
  • the light water reactor (2) for oil sand mining isolates the working fluid that circulates in the nuclear steam supply system, the nuclear reactor module (2010), and the oil sand side fluid that circulates between the midloop steam generator (2030) and the ground (G). Because it can do so, it can provide a barrier that prevents radioactive materials from entering.
  • the difference between the pressure of the steam supplied from the nuclear reactor module 2010 and the pressure of the steam supplied from the midloop steam generator 2030 can be changed as desired by the user. You can.
  • water quality management of the working fluid circulating in the nuclear reactor module (2010) and the oil sand side fluid circulating between the mid-loop steam generator (2030) and the ground (G) can be separately managed, so that existing nuclear power plants and oil sand methods can be used separately.
  • the water quality management measures used in can be used as is without any design changes. There is no change in the design of the light water reactor to manage the water quality of the working fluid, so there is no additional cost.
  • the ratio of power generation and oil extraction can be adjusted according to the user's needs.
  • the light water reactor 3 for oil sand mining is connected to the reactor module with a midloop steam generator that can separately generate steam using heat generated from the reactor module.
  • oil sands can be mined.
  • This light water reactor (3) for oil sand mining includes a reactor module (3010), a turbine unit (3020), a mid-loop steam generator (3030), a processing unit (3040), a connection unit (3050), a pump unit (3060), and a separator ( 3070).
  • the nuclear reactor module 3010 can heat the working fluid using heat generated through the nuclear reaction of the reactor core.
  • This nuclear reactor module 3010 can supply at least a portion of the generated heat to the outside.
  • the nuclear reactor module 3010 may discharge high temperature working fluid of 250 degrees to 310 degrees to the outside.
  • This nuclear reactor module 3010 can generate steam by heating the working fluid using heat generated by nuclear fission.
  • the reactor core 3011 which will be described later, can be passively cooled by natural circulation of coolant such as coolant.
  • the working fluid discharged from the nuclear reactor module 3010 may be water or oil.
  • One side of the nuclear reactor module 3010 may be connected to the turbine unit 3020 so that a portion of the working fluid communicates with the turbine unit 3020. Additionally, the other side of the reactor module 3010 may be connected to the midloop steam generator 3030 so that another part of the working fluid communicates with the midloop steam generator 3030.
  • the working fluids of the nuclear reactor module 3010 the working fluid flowing into the turbine unit 3020 may be called turbine fluid, and this turbine fluid flows between the nuclear reactor module 3010 and the mid-loop steam generator 3030. It can flow independently of the fluid.
  • the nuclear reactor module 3010 may be configured so that the turbine fluid and the working fluid flow without mixing with each other.
  • the nuclear reactor module 3010 may be a nuclear steam supply system (NSSS).
  • This nuclear reactor module 3010 may include a reactor core 3011, a heat exchanger 3012, and a reactor vessel 3013. Since the configuration of the core 3011, heat exchanger 3012, and reactor vessel 3013 is the same as that of the core 11, heat exchanger 12, and reactor vessel 13 in the first embodiment, their description is omitted. .
  • the turbine unit 3020 can generate electricity using turbine fluid heated in the nuclear reactor module 3010. For example, heat generated in the core of the nuclear reactor module 3010 generates steam or high-temperature liquid, and the heat may be transferred to the turbine unit 3020 in the form of a fluid. This turbine unit 3020 may be connected to the nuclear reactor module 3010.
  • the midloop steam generator 3030 receives heated working fluid from the nuclear reactor module 3010, and can use the working fluid to heat the oil sand side fluid flowing inside and boil it into oil sand side steam.
  • this oil sands side fluid may be water.
  • This mid-loop steam generator 3030 may be configured so that the oil sand side fluid and the working fluid flow independently. Additionally, the midloop steam generator 3030 may discharge oil sand side steam to the ground (G) so that the oil sand side steam is mixed with oil in the ground (G).
  • the midloop steam generator 3030 can deliver oil sand side steam to the ground (G).
  • This mid-loop steam generator (3030) returns at least a portion of the oil sand-side fluid from the oil mixture containing the oil separated from the ground (G) into which the oil sand-side steam flows and the oil sand-side fluid to the mid-loop steam generator (3030). ) can be recovered inside. Additionally, the mid-loop steam generator 3030 may include a first mid-loop body 3031 and a second mid-loop body 3032.
  • the working fluid heated in the nuclear reactor module 3010 may flow through the first midloop body 3031.
  • This first mid-loop body 3031 may be connected to a first supply unit 3511, which will be described later.
  • This first mid-roof body 3031 can accommodate the second mid-roof body 3032 therein.
  • high-temperature vapor received from the nuclear reactor module 3010 may flow into the first mid-loop body 3031, and the high-temperature vapor may be condensed inside the first mid-loop body 3031 and change into a liquid. It can be.
  • the liquid condensed inside the first midloop body 3031 can be recovered to the reactor module 3010.
  • the second mid-loop body 3032 may provide a space where the oil sand side fluid flows and is heated by the working fluid.
  • the oil sand side fluid flowing inside the second mid-loop body 3032 may change state depending on temperature and pressure changes. Additionally, the second mid-roof body 3032 may be disposed inside the first mid-roof body 3031.
  • the second mid-loop body (3032) prevents the oil sand side fluid flowing through the second mid-loop body (3032) from mixing with the working fluid received from the reactor module (3010) outside the second mid-loop body (3032). It can be configured.
  • the processing unit 3040 can recover the oil mixture in which oil sand side vapor is mixed with oil in the ground (G), and separate the recovered oil mixture into oil and oil sand side fluid.
  • This processing unit 3040 may be connected between the ground (G) and the mid-loop steam generator (3030). Additionally, the processing unit 3040 may include an oil processing unit 3041 and a post-processing unit 3042.
  • the oil treatment unit 3041 may provide a treatment liquid by mixing a diluent with the oil mixture.
  • This oil processing unit 3041 can separate oil from the oil mixture extracted from the ground (G).
  • This oil processing unit 3041 may include an oil dilution unit 3411 and an oil extraction unit 3412.
  • the oil dilution unit 3411 may separate sand and bitumen from the oil mixture and mix the diluents to provide a first treatment solution.
  • This first treatment solution may be a treatment solution obtained by removing sand and bitumen from the oil mixture.
  • one side of the oil dilution unit 3411 may be connected to the ground (G), and the other side may be connected to the oil extraction unit 3412.
  • the oil extraction unit 3412 may separate oil from the first treatment liquid and provide the second treatment liquid.
  • the treatment liquid produced by separating the oil from the first treatment liquid may be called the second treatment liquid.
  • the oil separated from the oil extraction unit 3412 can be transferred back to the oil dilution unit 3411, and sand, bitumen, and oil can be separated multiple times. Additionally, the oil extraction unit 3412 may be connected to the post-processing unit 3042.
  • the second treatment liquid which is the oil mixture liquid from which the oil is finally separated in the oil extraction unit 3412, may be provided to the post-processing unit 3042.
  • the post-processing unit 3042 can separate the treated liquid into an oil sand side fluid to be recovered by the mid-loop steam generator 3030 and a waste liquid not recovered by the mid-loop steam generator 3030.
  • This post-treatment unit 3042 can separate the waste liquid from the second treatment liquid and provide the oil sand side fluid to be recovered to the mid-loop steam generator 3030.
  • the post-processing unit 3042 may receive the second treatment liquid from which the oil has been separated from the oil processing unit 3041.
  • This post-processing unit 3042 can separate the second treatment liquid into an oil sand side fluid that can be recovered by the mid-loop steam generator 3030 and a waste liquid that cannot be recovered by the mid-loop steam generator 3030.
  • the post-processing unit 3042 can deliver the oil sand side fluid that has been treated to be recoverable to the mid-loop steam generator 3030. Additionally, the post-processing unit 3042 can deliver the oil sand side fluid to the mid-loop steam generator 3030.
  • connection portion 3050 may provide a passage through which the working fluid, turbine fluid, and oil sand side fluid flow.
  • This connection unit 3050 is between any two of the reactor module 3010, turbine unit 3020, midloop steam generator 3030, processing unit 3040, pump unit 3060, separator 3070, and ground (G). can be placed in Additionally, the connection portion 3050 may be formed of a material that can withstand high temperature and pressure.
  • the connection part 3050 may include a supply part and a recovery part.
  • the supply unit may provide a space through which fluid can flow so that high-temperature and high-pressure fluid is transmitted in one direction.
  • the fluid flowing inside this supply unit may flow in one direction.
  • the supply unit may include a first supply unit 3511, a second supply unit 3512, a third supply unit 3513, and a fourth supply unit 3514.
  • the first supply unit 3511 may connect between the nuclear reactor module 3010 and the midloop steam generator 3030. This first supply unit 3511 may provide a flow space so that the working fluid supplied from the nuclear reactor module 3010 moves toward the midloop steam generator 3030.
  • the second supply unit 3512 may connect the reactor module 3010 and the turbine unit 3020. This second supply unit 3512 may provide a flow space so that the turbine fluid supplied from the nuclear reactor module 3010 moves toward the turbine unit 3020.
  • the third supply unit 3513 may connect the mid-loop steam generator 3030 and the ground (G). This third supply unit 3513 can provide a flow space so that the oil sand side fluid supplied from the mid-loop steam generator 3030 moves to the ground (G).
  • the fourth supply unit 3514 may connect between the supply unit 3072 and the post-processing unit 3042, which will be described later. This fourth supply unit 3514 may provide a flow space so that the working fluid supplied from the supply unit 3072 moves to the post-processing unit 3042.
  • the recovery unit can provide a space in which fluid such as oil mixture fluid flows so that the oil mixture extracted from the ground (G) reaches the treatment unit (3040), the mid-loop steam generator (3030), the pump unit (3060), and the separator (3070). there is. Fluid, such as an oil mixture flowing inside the recovery unit, may flow in one direction.
  • the recovery unit includes the oil mixture extracted from the ground (G), the first treatment liquid processed in the oil dilution unit 3411, the second treatment liquid processed in the oil extraction unit 3412, and the post-treatment unit 3042. Oil sand side fluid, etc. treated in may flow.
  • a plurality of recovery units may be provided, and a recovery unit pump 3062 may be disposed between the plurality of recovery units 3052.
  • the recovery unit may include a first recovery unit 3521, a second recovery unit 3522, a third recovery unit 3523, a fourth recovery unit 3524, and a fifth recovery unit 3525.
  • the first recovery unit 3521 may connect between the ground (G) and the oil processing unit 3041. This first recovery unit 3521 can provide a flow space so that the oil mixture extracted from the ground (G) moves toward the oil processing unit 3041.
  • the second recovery unit 3522 may connect the oil processing unit 3041 and the post-processing unit 3042. This second recovery unit 3522 may be connected between the oil dilution unit 3411 and the oil extraction unit 3412. In addition, the second recovery unit 3522 may provide a flow space so that the first treatment liquid processed in the oil dilution unit 3411 moves to the oil extraction unit 3412, and the first treatment liquid processed in the oil dilution unit 3411 may be moved to the oil extraction unit 3412. A flow space may be provided so that the second treatment liquid moves to the post-processing unit 3042.
  • the third recovery unit 3523 may connect the post-processing unit 3042 and the mid-loop steam generator 3030. This third recovery unit 3523 can provide a flow space so that the oil sand side fluid treated in the post-processing unit 3042 moves to the mid-loop steam generator 3030.
  • the fourth recovery unit 3524 may connect the midloop steam generator 3030 and the nuclear reactor module 3010. This fourth recovery part 3524 may provide a flow space so that the working fluid flowing in the first mid-roof body 3031 moves to the nuclear reactor module 3010.
  • the fifth recovery unit 3525 can connect the reactor module 3010 and the turbine unit 3020. This fifth recovery unit 3525 can provide a flow space so that the turbine fluid flowing in the turbine unit 3020 can be moved to the nuclear reactor module 3010.
  • the pump unit 3060 may flow the fluid recovered to the nuclear reactor module 3010 to the nuclear reactor module 3010. This pump unit 3060 may provide pressure to the fluid so that the pressure of the fluid flowing in the recovery unit changes. This pump unit 3060 can change the flow speed of fluid. Additionally, a plurality of pump units 3060 may be provided. The pump unit 3060 may include a mid loop pump 3061 and a recovery pump 3062.
  • the midloop pump 3061 may provide pressure to the fluid recovered from the midloop steam generator 3030 to move the fluid to the reactor module 3010. This midloop pump 3061 can increase the movement speed of fluid recovered to the reactor module 3010.
  • the recovery pump 3062 can flow the recovered oil sand side fluid to the mid-loop steam generator 3030.
  • This recovery pump 3062 is disposed between the post-processing unit 3042 and the mid-loop steam generator 3030 to increase the movement speed of the oil sand side fluid recovered to the mid-loop steam generator 3030.
  • the separator 3070 can separate the oil sand side fluid depending on its condition. This separator 3070 may be connected to the midloop steam generator 3030 or the processing unit 3040. Additionally, a plurality of separators 3070 may be provided. The separator 3070 may be provided as one of a pressure type, a vacuum type, and a chemical type separator. This separator 3070 may include a post-treatment separator 3071 and a feed separator 3072.
  • the post-processing unit 3071 can separate the oil sand side fluid treated in the post-processing unit 3042 depending on its condition.
  • the oil sand side fluid treated in this post-treatment unit 3071 may pass through the recovery pump 3062.
  • the supply subunit 3072 can separate the oil sand side fluid supplied from the mid-loop steam generator 3030 depending on its condition.
  • the oil sand side fluid flowing through this supply unit 3072 can flow to the ground (G) and the post-processing unit 3042.
  • the light water reactor (3) for oil sand mining isolates the working fluid that circulates in the nuclear steam supply system, the nuclear reactor module (3010), and the oil sand side fluid that circulates between the midloop steam generator (3030) and the ground (G). Because it can do so, it can provide a barrier that prevents radioactive materials from entering.
  • water quality management of the working fluid circulating in the nuclear reactor module 3010 and the oil sand side fluid circulating between the mid-loop steam generator 3030 and the ground (G) can be separately managed, so that existing nuclear power plants and oil sand methods can be used separately.
  • the water quality management measures used in can be used as is without any design changes. There is no need to change the design of the light water reactor to manage the water quality of the working fluid, so there is no additional cost.
  • the high-temperature and high-pressure working fluid generated in the nuclear reactor module 3010 is configured to be simultaneously provided to the turbine unit, so that the ratio of power generation and oil separation can be adjusted according to the user's needs.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

Le présent réacteur à eau légère pour exploitation minière de sable pétrolifère comprend : un module de réacteur nucléaire pour chauffer un fluide de travail à l'aide de la chaleur dégagée par la réaction nucléaire d'un cœur de réacteur nucléaire ; un générateur de vapeur à boucle intermédiaire pour recevoir le fluide de travail chauffé provenant du module de réacteur nucléaire et chauffer un fluide côté sable pétrolifère s'écoulant à l'intérieur de celui-ci à l'aide du fluide de travail, faisant ainsi bouillir à l'état de vapeur le fluide côté sable pétrolifère en une vapeur côté sable pétrolifère ; et un élément de mise sous pression pour mettre sous pression le fluide de travail de telle sorte que le fluide de travail chauffé dans le module de réacteur nucléaire soit délivré dans un état liquide au générateur de vapeur à boucle intermédiaire, le générateur de vapeur à boucle intermédiaire évacuant la vapeur côté sable pétrolifère vers le sol de telle sorte que la vapeur côté sable pétrolifère se mélange au pétrole dans le sol.
PCT/KR2023/018833 2022-11-22 2023-11-21 Réacteur à eau légère pour exploitation minière de sable pétrolifère ayant une boucle intermédiaire appliquée à celui-ci Ceased WO2024112086A1 (fr)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
KR10-2022-0157814 2022-11-22
KR10-2022-0157782 2022-11-22
KR20220157808 2022-11-22
KR20220157814 2022-11-22
KR20220157782 2022-11-22
KR10-2022-0157808 2022-11-22
KR10-2023-0155431 2023-11-10
KR1020230155450A KR20240078329A (ko) 2022-11-22 2023-11-10 미드룹 적용된 오일샌드 채굴용 경수형 원자로
KR10-2023-0155450 2023-11-10
KR1020230155431A KR20240078328A (ko) 2022-11-22 2023-11-10 미드룹 적용된 오일샌드 채굴용 경수형 원자로
KR10-2023-0157115 2023-11-14
KR1020230157115A KR20240078333A (ko) 2022-11-22 2023-11-14 미드룹 적용된 오일샌드 채굴용 경수형 원자로

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WO2024112086A1 true WO2024112086A1 (fr) 2024-05-30

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818200A (ja) * 1981-07-07 1983-02-02 コンバツシヨン・エンヂニアリング・インコ−ポレ−テツド 加圧水型原子炉の受動式緊急停止装置
JP2002156492A (ja) * 2000-11-20 2002-05-31 Hitachi Ltd 原子力発電システム
US20060243448A1 (en) * 2005-04-28 2006-11-02 Steve Kresnyak Flue gas injection for heavy oil recovery
US20090236092A1 (en) * 2006-02-24 2009-09-24 O'brien Thomas B Method and system for extraction of hydrocarbons from oil sands
WO2010045115A2 (fr) * 2008-10-13 2010-04-22 Shell Oil Company Traitement de formations contenant des hydrocarbures souterrains et systèmes, procédés et processus utilisés à cet effet

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818200A (ja) * 1981-07-07 1983-02-02 コンバツシヨン・エンヂニアリング・インコ−ポレ−テツド 加圧水型原子炉の受動式緊急停止装置
JP2002156492A (ja) * 2000-11-20 2002-05-31 Hitachi Ltd 原子力発電システム
US20060243448A1 (en) * 2005-04-28 2006-11-02 Steve Kresnyak Flue gas injection for heavy oil recovery
US20090236092A1 (en) * 2006-02-24 2009-09-24 O'brien Thomas B Method and system for extraction of hydrocarbons from oil sands
WO2010045115A2 (fr) * 2008-10-13 2010-04-22 Shell Oil Company Traitement de formations contenant des hydrocarbures souterrains et systèmes, procédés et processus utilisés à cet effet

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