CN117373712A - Multi-module high-temperature gas cooled reactor - Google Patents
Multi-module high-temperature gas cooled reactor Download PDFInfo
- Publication number
- CN117373712A CN117373712A CN202311508591.9A CN202311508591A CN117373712A CN 117373712 A CN117373712 A CN 117373712A CN 202311508591 A CN202311508591 A CN 202311508591A CN 117373712 A CN117373712 A CN 117373712A
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- helium
- reactor
- steam generator
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- lower cavity
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- 239000001307 helium Substances 0.000 claims abstract description 208
- 229910052734 helium Inorganic materials 0.000 claims abstract description 208
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 208
- 239000007789 gas Substances 0.000 claims abstract description 72
- 238000004891 communication Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/006—Details of nuclear power plant primary side of steam generators
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
- G21C15/18—Emergency cooling arrangements; Removing shut-down heat
- G21C15/182—Emergency cooling arrangements; Removing shut-down heat comprising powered means, e.g. pumps
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/02—Arrangements of auxiliary equipment
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/04—Pumping arrangements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
- G21D3/06—Safety arrangements responsive to faults within the plant
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Abstract
Embodiments of the present disclosure provide a multi-module high temperature gas cooled reactor, the multi-module high temperature gas cooled reactor comprising: at least two nuclear steam supply system modules, each nuclear steam supply system module comprising: the reactor is communicated with the steam generator, the main helium blower is arranged in the steam generator, and the main helium blower is configured to drive helium to circulate between the steam generator and the reactor; the primary helium blower is configured to drive helium gas to circulate between the vapor generator of the other nuclear vapor supply system module and the reactor. According to the multi-module high-temperature gas cooled reactor, when one main helium fan fails, other main helium fans can be mobilized to replace the failed main helium fan to work, so that helium can circulate between the reactor and the steam generator, the helium can be ensured to heat the reactor, the purpose of improving the core temperature of the target reactor is achieved, and the technical requirement of the shutdown margin of the multi-module high-temperature gas cooled reactor is met.
Description
Technical Field
The embodiment of the disclosure belongs to the technical field of nuclear power stations, and particularly relates to a multi-module high-temperature gas cooled reactor.
Background
When the modular high-temperature gas cooled reactor is shut down, the required shutdown margin is more than or equal to 1% delta k/k, so that a main helium fan needs to be started periodically to raise the temperature of the reactor core. The modular high temperature gas cooled reactor generally comprises a plurality of reactors and a plurality of main helium blowers, wherein the number of the reactors is the same as that of the main helium blowers, and the reactors and the main helium blowers are arranged in a one-to-one correspondence manner. When one of the main helium fans of the reactor fails and cannot be started or work normally, the temperature of the reactor core of the reactor is difficult to raise, so that the technical requirement of shutdown margin cannot be met.
Disclosure of Invention
Embodiments of the present disclosure aim to solve at least one of the technical problems existing in the prior art, and provide a multi-module high-temperature gas cooled reactor.
Embodiments of the present disclosure provide a multi-module high temperature gas cooled reactor comprising: at least two nuclear steam supply system modules, each of the nuclear steam supply system modules comprising: the reactor is communicated with the steam generator, the main helium fan is arranged in the steam generator, and the main helium fan is configured to drive helium to flow into the steam generator and the reverse direction
Cycling between the stacks;
the primary helium blower is configured to drive helium gas to circulate between the steam generators of the other nuclear steam supply system modules and the reactor.
According to the multi-module high-temperature gas cooled reactor, the main helium fans of the nuclear steam supply system modules can also drive helium to circulate between the steam generators and the reactors of other nuclear steam supply system modules except the nuclear steam supply system modules, namely, the main helium fans of one nuclear steam supply system module can drive helium to circulate between the reactors of the nuclear steam supply system modules and the steam generators, and can also drive helium to circulate between the reactors of the non-nuclear steam supply system modules and the steam generators.
In some embodiments of the invention, the multi-module high temperature gas cooled reactor includes a first nuclear steam supply system module and a second nuclear steam supply system module, the first nuclear steam supply system module including:
the system comprises a first reactor, a first steam generator and a first main helium fan, wherein the first reactor is communicated with the first steam generator, and the first main helium fan is arranged in the first steam generator;
the second nuclear steam supply system module includes:
the reactor comprises a second reactor, a second steam generator and a second main helium fan, wherein the second reactor is communicated with the second steam generator, the second main helium fan is arranged inside the second steam generator, the second main helium fan is configured to be communicated with the first steam generator, and the first main helium fan is configured to be communicated with the second steam generator.
In some embodiments of the present invention, the first steam generator includes a first upper cavity and a first lower cavity, the air inlet of the first main helium fan is disposed in the first lower cavity, the first main helium fan and the outlet thereof are disposed in the first upper cavity, the second steam generator includes a second upper cavity and a second lower cavity, the air inlet of the second main helium fan is disposed in the second lower cavity, the second main helium fan and the air outlet thereof are disposed in the second lower cavity, a first pipeline is disposed between the first upper cavity and the second upper cavity, and a second pipeline is disposed between the first lower cavity and the second lower cavity.
In some embodiments of the invention, the first primary helium fan comprises a first baffle, the first baffle is provided at an air inlet of the first primary helium fan, the first baffle has an open state and a closed state, when the first baffle is in the open state, the air inlet of the first primary helium fan is communicated with the first lower cavity, and when the first baffle is in the closed state, the air inlet of the first primary helium fan is isolated from the first lower cavity.
In some embodiments of the invention, the second primary helium fan includes a second baffle disposed at an air inlet of the second primary helium fan, the second baffle having an open state and a closed state, the air inlet of the second primary helium fan being in communication with the second lower cavity when the second baffle is in the open state, the air inlet of the second primary helium fan being isolated from the second lower cavity when the second baffle is in the closed state.
In some embodiments of the present invention, the first steam evaporator includes a first air inlet pipe and a first air outlet pipe, the first air inlet pipe is communicated with the first upper cavity, the first air outlet pipe is communicated with the first lower cavity, the second steam generator includes a second air inlet pipe and a second air outlet pipe, the second air inlet pipe is communicated with the second upper cavity, and the second air outlet pipe is communicated with the second lower cavity.
In some embodiments of the invention, at least two electrically operated valves are provided on the first line.
In some embodiments of the invention, the second pipeline is provided with at least two electric valves.
According to the multi-module high-temperature gas cooled reactor, when one main helium fan fails, other main helium fans can be mobilized to replace the failed main helium fan to work, so that helium can circulate between the reactor and the steam generator, the helium can be ensured to heat the reactor, the purpose of improving the core temperature of a target reactor is achieved, and the technical requirement of the shutdown margin of the multi-module high-temperature gas cooled reactor is met.
Drawings
Fig. 1 is a schematic structural diagram of a multi-module high temperature gas cooled reactor according to an embodiment of the present disclosure.
The reference numerals in the drawings are as follows:
100. a multi-module high-temperature gas cooled reactor;
10. a first nuclear steam supply system module; 11. a first reactor; 12. a first steam generator; 121. a first upper cavity; 122. a first lower cavity; 123. a first air inlet pipe; 124. a first air outlet pipe; 13. a first primary helium blower;
20. a second nuclear steam supply system module; 21. a second reactor; 22. a second steam generator; 221. a second upper cavity; 222. a second lower cavity; 223. a second air inlet pipe; 224. a second air outlet pipe; 23. a second primary helium blower;
30. a first pipeline;
40. a second pipeline;
50. an electric valve.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present disclosure, the present disclosure will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1, the present application proposes that an embodiment of the present disclosure provides a multi-module high temperature gas cooled reactor 100, the multi-module high temperature gas cooled reactor 100 includes: at least two nuclear steam supply system modules, each nuclear steam supply system module comprising: the reactor is communicated with the steam generator, the main helium blower is arranged in the steam generator, and the main helium blower is configured to drive helium to circulate between the steam generator and the reactor; the primary helium blower is configured to drive helium gas to circulate between the vapor generator of the other nuclear vapor supply system module and the reactor.
According to the multi-module high temperature gas cooled reactor 100 of the present invention, the multi-module high temperature gas cooled reactor 100 comprises at least two nuclear steam supply system modules, in particular, each nuclear steam supply system module comprises a reactor, a steam generator and a main helium blower, wherein the reactor is communicated with the steam generator to ensure that the reactor and the steam generator can form a circulating loop, the main helium blower is arranged inside the steam generator, and the main helium blower is used for ensuring that the main helium blower can convey helium gas flowing through the steam generator into the reactor under pressure, so that each nuclear steam supply system module can form a circulating loop to convert energy of the reactor into other formed energy. The main helium fans of the nuclear steam supply system modules can also drive helium to circulate between the steam generators and the reactors of other nuclear steam supply system modules except the nuclear steam supply system module, namely, the main helium fans of one nuclear steam supply system module can drive helium to circulate between the reactor and the steam generator of the nuclear steam supply system module, and can also drive helium to circulate between the reactor and the steam generator of the non-nuclear steam supply system module, when one main helium fan fails, other main helium fans can be mobilized to replace the failed main helium fans to work, so that helium can circulate between the reactor and the steam generator, the purpose that the helium can heat the reactor is achieved, and the aim of improving the core temperature of the target reactor is fulfilled, and the technical requirement of the shutdown margin of the multi-module high-temperature gas cooled reactor 100 is met.
In some embodiments of the invention, the number of reactors may be two, three, four, five, six, seven, eight, nine or more, and correspondingly, the number of primary helium fans may be two, three, four, five, six, seven, eight, nine or more. The number of the main helium fans can be larger than that of the reactors, so that more standby main helium fans can be provided for the reactors, and the reactors can be lifted continuously and stably.
In some embodiments of the present invention, the multi-module high temperature gas cooled reactor 100 includes a first nuclear steam supply system module 10 and a second nuclear steam supply system module 20, where a certain communication relationship exists between the first nuclear steam supply system module 10 and the second nuclear steam supply system.
Specifically, the first nuclear steam supply system module 10 includes: the first reactor 11, the first steam generator 12 and the first main helium fan 13, wherein the first reactor 11 is communicated with the first steam generator 12, the first main helium fan 13 is arranged in the first steam generator 12, the first main helium fan 13 drives helium in the first steam generator 12 to enter the first reactor 11, and the helium flows through the first reactor 11 to bring heat back into the first steam generator 12, so that a first circulation loop of the helium of the first nuclear steam supply system module 10 is realized.
The second nuclear steam supply system module 20 includes: the second reactor 21, the second steam generator 22 and the second main helium fan 23, the second reactor 21 is communicated with the second steam generator 22, the second main helium fan 23 is arranged in the second steam generator 22, the second main helium fan 23 drives helium in the second steam generator 22 to enter the second reactor 21, and heat is brought back into the second steam generator 22 by the helium flowing through the second reactor 21, so that a first circulation loop of the helium of the second nuclear steam supply system module 20 is realized.
The second main helium blower 23 is configured to communicate with the first steam generator 12, i.e., when the first main helium blower 13 fails to supply helium gas to the first steam generator 11, the second main helium blower 23 may communicate with the first steam generator 12 to deliver helium gas in the first steam generator 12 into the first steam generator 11, and the helium gas returns to the first steam generator 12 after passing through the first steam generator 11, thereby forming a helium gas circulation loop.
The first main helium blower 13 is configured to communicate with the second steam generator 22, i.e., when the second main helium blower 23 fails to supply helium gas to the second reactor 21, the first main helium blower 13 may communicate with the second steam generator 22 to deliver helium gas in the second steam generator 22 into the second reactor 21, and the helium gas returns to the second steam generator 22 after passing through the second reactor 21, thereby forming a helium gas circulation loop.
In some embodiments of the present invention, the first steam generator 12 includes a first upper cavity 121 and a first lower cavity 122, the first upper cavity 121 being isolated from the first lower cavity 122 to avoid gas communication between the first upper cavity 121 and the first lower cavity 122. The first steam evaporator includes a first air inlet pipe 123 and a first air outlet pipe 124, the first air inlet pipe 123 communicates with the first upper chamber 121, and the first air outlet pipe 124 communicates with the first lower chamber 122. The first air outlet pipe 124 is sleeved on the first air inlet pipe 123, so as to reduce the volume of the whole equipment and save the installation space. The first upper chamber 121 communicates with a first outlet pipe 124 of the first reactor 11, and the first lower chamber 122 communicates with a first inlet pipe 123 of the first reactor 11. The first main helium fan 13 is arranged in the first upper cavity 121, and an air outlet of the first main helium fan 13 is arranged in the first upper cavity 121, an air inlet of the first main helium fan 13 is arranged in the first lower cavity 122, and an air inlet of the first main helium fan 13 is arranged in the first lower cavity 122.
The first main helium blower 13 conveys helium gas in the first lower cavity 122 to the air outlet thereof through the air inlet thereof, and enters the first upper cavity 121, the helium gas enters the first reactor 11 from the first upper cavity 121, after heat exchange is carried out between the helium gas and the reactor core of the first reactor 11, the helium gas enters the first lower cavity 122 from the first reactor 11, and thus circulation and heat transfer of the helium gas between the first reactor 11 and the first steam generator 12 are realized.
In some embodiments of the present invention, the second steam generator 22 includes a second upper chamber 221 and a second lower chamber 222, and the second upper chamber 221 is isolated from the second lower chamber 222 to avoid gas communication between the second upper chamber 221 and the second lower chamber 222. The second steam generator 22 comprises a second air inlet pipe 223 and a second air outlet pipe 224, the second air inlet pipe 223 is communicated with the second upper cavity 221, the second air outlet pipe 224 is communicated with the second lower cavity 222, and the second air outlet pipe 224 is sleeved on the second air inlet pipe 223, so that the volume of the whole equipment is reduced, and the installation space is saved. The second upper chamber 221 communicates with a second outlet pipe 224 of the second reactor 21, and the second lower chamber 222 communicates with a second inlet pipe 223 of the second reactor 21. The second main helium fan 23 is arranged in the second upper cavity 221, and an air outlet of the second main helium fan 23 is arranged in the second upper cavity 221, an air inlet of the second main helium fan 23 is arranged in the second lower cavity 222, and an air inlet of the second main helium fan 23 is arranged in the second lower cavity 222.
The second main helium blower 23 conveys helium gas in the second lower cavity 222 to the air outlet thereof through the air inlet thereof, and enters the second upper cavity 221, the helium gas enters the second reactor 21 from the second upper cavity 221, after heat exchange is carried out between the helium gas and the reactor core of the second reactor 21, the helium gas enters the second lower cavity 222 from the second reactor 21, and thus circulation and heat transfer of the helium gas between the second reactor 21 and the second steam generator 22 are realized.
A first pipeline 30 is arranged between the first upper cavity 121 and the second upper cavity 221 to realize the communication between the first upper cavity 121 and the second upper cavity 221, and a second pipeline 40 is arranged between the first lower cavity 122 and the second lower cavity 222 to realize the communication between the first lower cavity 122 and the second lower cavity 222.
When the first main helium blower 13 fails, the first main helium blower 13 is difficult to convey helium in the first lower cavity 122 to the first upper cavity 121, at this time, the first upper cavity 121 is communicated with the second upper cavity 221, the first lower cavity 122 is communicated with the second lower cavity 222, then the second main helium blower 23 is started, the second main helium blower 23 conveys helium in the second lower cavity 222 to the second upper cavity 221, as helium in the second lower cavity 222 is gradually conveyed to the second upper cavity 221, a pressure difference is generated in the second lower cavity 222, helium in the first lower cavity 122 enters the second lower cavity 222 through the second pipeline 40, the second main helium blower 23 conveys helium in the second lower cavity to the second upper cavity 221, helium enters the first reactor 11 through the first pipeline 30, helium enters the first reactor 11 through the first air outlet pipe 124, and after heat exchange is performed in the first reactor 11, helium enters the first lower cavity 123 through the first air inlet pipe 123, and thus the first circulation of helium is formed.
It should be noted that, in the process of delivering helium gas to the first reactor 11 by the second main helium blower 23, the first baffle of the first main helium blower 13 is in a closed state, that is, the first main helium blower 13 cannot communicate with the first upper cavity 121 and the first lower cavity 122, so as to avoid helium gas entering the first upper cavity 121 from the first lower cavity 122 through the first main helium blower 13.
When the second main helium blower 23 fails, the second main helium blower 23 is difficult to convey helium in the second lower cavity 222 to the second upper cavity 221, at this time, the first upper cavity 121 is communicated with the second upper cavity 221, the first lower cavity 122 is communicated with the second lower cavity 222, then the first main helium blower 13 is started, the first main helium blower 13 conveys helium in the first lower cavity 122 to the first upper cavity 121, as helium in the first lower cavity 122 is gradually conveyed to the first upper cavity 121, a pressure difference is generated in the first lower cavity 122, helium in the second lower cavity 222 enters the first lower cavity 122 through the second pipeline 40, the first main helium blower 13 conveys helium in the first lower cavity to the first upper cavity 121, helium enters the second upper cavity 221 through the first pipeline 30, then helium enters the second reactor 21 through the second air outlet pipe 224, after heat exchange is performed in the second reactor 21, helium enters the second air inlet pipe 222 through the second air inlet pipe 223 communicated with the second reactor 21, and helium circulates from the second lower cavity 222.
It should be noted that, in the process of delivering helium gas to the second reactor 21 by the first main helium blower 13, the second baffle of the second main helium blower 23 is in a closed state, that is, the second main helium blower 23 cannot communicate with the second upper cavity 221 and the second lower cavity 222, so as to avoid helium gas entering the second upper cavity 221 from the second lower cavity 222 through the second main helium blower 23.
In some embodiments of the present invention, the first main helium blower 13 includes a first baffle (not shown) disposed at an air inlet (not shown) of the first main helium blower 13, the first baffle having an open state in which the air inlet of the first main helium blower 13 is in communication with the first lower cavity 122 and a closed state in which the air inlet of the first main helium blower 13 is isolated from the first lower cavity 122. Specifically, when the first main helium fan 13 fails, the first baffle is placed in a closed state to ensure that the first upper cavity 121 is kept isolated from the first lower cavity 122 when the second main helium fan 23 delivers helium gas of the first nuclear steam supply system module 10, thereby avoiding communication between the first upper cavity 121 and the first lower cavity 122 through the first main helium fan 13. When the first main helium fan 13 is operating normally, the first baffle is opened to ensure that the first main helium fan 13 can communicate the first upper cavity 121 with the first lower cavity 122.
In some embodiments of the present invention, the second main helium blower 23 includes a second baffle (not shown) disposed at an air inlet (not shown) of the second main helium blower 23, the second baffle having an open state in which the air inlet of the second main helium blower 23 is in communication with the second lower cavity 222 and a closed state in which the air inlet of the second main helium blower 23 is isolated from the second lower cavity 222. Specifically, when the second main helium fan 23 fails, the second baffle is placed in a closed state to ensure that the second upper cavity 221 is kept isolated from the second lower cavity 222 when the first main helium fan 13 delivers helium gas of the second nuclear steam supply system module 20, thereby avoiding communication between the second upper cavity 221 and the second lower cavity 222 through the second main helium fan 23. When the second main helium fan 23 is operating normally, the second baffle is opened to ensure that the second main helium fan 23 can communicate the second upper cavity 221 with the second lower cavity 222.
In some embodiments of the present invention, at least two electrically operated valves 50 are provided on the first pipeline 30, specifically, the number of electrically operated valves 50 on the first pipeline 30 may be two, three, four, five, six or more, and when one of the electrically operated valves 50 fails to cut off the first pipeline 30, the gas electrically operated valve 50 on the first pipeline 30 may also cut off the first pipeline 30.
In some embodiments of the present invention, at least two electrically operated valves 50 are disposed on the second pipeline 40, specifically, the number of electrically operated valves 50 on the second pipeline 40 may be two, three, four, five, six or more, and when one of the electrically operated valves 50 fails to cut off the second pipeline 40, the second pipeline 40 may be cut off by the gas electrically operated valve 50 on the second pipeline 40.
It should be noted that, when the first main helium blower 13 fails, the second pressure of the circulation loop of the second nuclear steam supply system module 20 needs to be adjusted so that the second pressure is the same as the first pressure of the circulation loop of the first nuclear steam supply system module 10, and then the first steam generator 12 and the second steam generator 22 are connected through the first pipe 30 and the second pipe 40.
In the embodiment of the invention, the temperature of the reactor is gradually reduced in the process of reactor shutdown, and helium can be fed into the reactor through the main helium fan, wherein the temperature of the helium is higher than that of the reactor, and when the helium flows through the reactor, the heat of the helium is reversely heated for the reactor, so that the temperature of the reactor is increased.
It is to be understood that the above embodiments are merely exemplary embodiments employed to illustrate the principles of the present disclosure, however, the present disclosure is not limited thereto. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the disclosure, and are also considered to be within the scope of the disclosure.
Claims (8)
1. A multi-module high temperature gas cooled reactor, the multi-module high temperature gas cooled reactor comprising: at least two nuclear steam supply system modules, each of the nuclear steam supply system modules comprising: a reactor in communication with the steam generator, a steam generator, and a primary helium blower disposed within the steam generator, the primary helium blower configured to drive helium gas to circulate between the steam generator and the reactor;
the primary helium blower is configured to drive helium gas to circulate between the steam generators of the other nuclear steam supply system modules and the reactor.
2. The multi-module high temperature gas cooled reactor of claim 1, wherein the multi-module high temperature gas cooled reactor comprises a first nuclear steam supply system module and a second nuclear steam supply system module, the first nuclear steam supply system module comprising:
the system comprises a first reactor, a first steam generator and a first main helium fan, wherein the first reactor is communicated with the first steam generator, and the first main helium fan is arranged in the first steam generator;
the second nuclear steam supply system module includes:
the reactor comprises a second reactor, a second steam generator and a second main helium fan, wherein the second reactor is communicated with the second steam generator, the second main helium fan is arranged inside the second steam generator, the second main helium fan is configured to be communicated with the first steam generator, and the first main helium fan is configured to be communicated with the second steam generator.
3. The multi-module high temperature gas cooled reactor according to claim 2, wherein the first steam generator comprises a first upper cavity and a first lower cavity, the air inlet of the first main helium fan is arranged in the first lower cavity, the first main helium fan and the outlet thereof are arranged in the first upper cavity, the second steam generator comprises a second upper cavity and a second lower cavity, the air inlet of the second main helium fan is arranged in the second lower cavity, the second main helium fan and the air outlet thereof are arranged in the second lower cavity, a first pipeline is arranged between the first upper cavity and the second upper cavity, and a second pipeline is arranged between the first lower cavity and the second lower cavity.
4. The multi-module high temperature gas cooled reactor of claim 3, wherein the first primary helium fan comprises a first baffle plate, the first baffle plate is arranged at the gas inlet of the first primary helium fan, the first baffle plate has an open state and a closed state, the gas inlet of the first primary helium fan is communicated with the first lower cavity when the first baffle plate is in the open state, and the gas inlet of the first primary helium fan is isolated from the first lower cavity when the first baffle plate is in the closed state.
5. A multi-module high temperature gas cooled reactor according to claim 3, wherein the second primary helium fan comprises a second baffle plate, the second baffle plate is arranged at the gas inlet of the second primary helium fan, the second baffle plate has an open state and a closed state, when the second baffle plate is in the open state, the gas inlet of the second primary helium fan is communicated with the second lower cavity, and when the second baffle plate is in the closed state, the gas inlet of the second primary helium fan is isolated from the second lower cavity.
6. The multi-module high temperature gas cooled reactor of claim 3, wherein the first steam evaporator comprises a first air inlet pipe and a first air outlet pipe, the first air inlet pipe is communicated with the first upper cavity, the first air outlet pipe is communicated with the first lower cavity, the second steam generator comprises a second air inlet pipe and a second air outlet pipe, the second air inlet pipe is communicated with the second upper cavity, and the second air outlet pipe is communicated with the second lower cavity.
7. A multi-module high temperature gas cooled reactor according to claim 3, wherein said first conduit is provided with at least two electrically operated valves.
8. A multi-module high temperature gas cooled reactor according to claim 3, wherein the second conduit is provided with at least two electrically operated valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311508591.9A CN117373712A (en) | 2023-11-13 | 2023-11-13 | Multi-module high-temperature gas cooled reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311508591.9A CN117373712A (en) | 2023-11-13 | 2023-11-13 | Multi-module high-temperature gas cooled reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117373712A true CN117373712A (en) | 2024-01-09 |
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ID=89391065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311508591.9A Pending CN117373712A (en) | 2023-11-13 | 2023-11-13 | Multi-module high-temperature gas cooled reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117373712A (en) |
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2023
- 2023-11-13 CN CN202311508591.9A patent/CN117373712A/en active Pending
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