CN108457712A - Molten salt reactor energy conversion system and energy transformation method - Google Patents
Molten salt reactor energy conversion system and energy transformation method Download PDFInfo
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- CN108457712A CN108457712A CN201810174925.6A CN201810174925A CN108457712A CN 108457712 A CN108457712 A CN 108457712A CN 201810174925 A CN201810174925 A CN 201810174925A CN 108457712 A CN108457712 A CN 108457712A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
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- 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
- F22B1/06—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being molten; Use of molten metal, e.g. zinc, as heat transfer medium
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/02—Arrangements of auxiliary equipment
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- 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
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- High Energy & Nuclear Physics (AREA)
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Abstract
The present invention discloses a kind of molten salt reactor energy conversion system and energy transformation method.The system is as follows：The primary side Tandem of molten salt reactor and First Heat Exchanger forms the first fused salt circuit, is used to nuclear fission energy being transferred to the second fused salt circuit and third fused salt circuit；The secondary wing passage of second heat exchanger connects to form generating working medium circuit with generating equipment；The secondary wing passage of First Heat Exchanger and the primary side Tandem of the second heat exchanger form the second fused salt circuit, are used for the heat transfer in the second fused salt circuit to generating working medium circuit；The secondary wing passage of First Heat Exchanger also forms third fused salt circuit in low power consumption with the primary side Tandem of energy storage heat exchanger, is used for the fused salt in the secondary wing passage of the heat transfer in third fused salt circuit to energy storage heat exchanger；Cold fused salt storage tank is used to provide fused salt to the secondary side fused salt channel of energy storage heat exchanger in low power consumption.The system and method can effectively solve the problem that network load fluctuation problem.
Description
Technical field
The present invention relates to a kind of molten salt reactor energy conversion system and energy transformation methods.
Background technology
Currently, network load variation is the acceptable range of nuclear power station when being fluctuated in 5%.When network load variation is more than
When 5%, the method that nuclear power station runs power often through nuclear power station is reduced, to meet the needs of network load variation, this drop
The method of power regulation load makes the operation of nuclear power station not have economy to heavens.
And molten salt reactor has economic, safe, sustainable, prevention of nuclear proliferation, consolidates as four generation high-temperature nuclear reactor candidate heap-type
Have the advantages that safely, solid fuel or liquid fuel can be used, be always the hot spot researched and developed both at home and abroad.Fused salt is to conduct heat well
Medium, big specific heat capacity and higher boiling, can also serve as heat-transfer fluid and thermal storage and energy accumulation carrier.
It is envisioned that if can make full use of the advantage of fused salt, exploitation one kind can effectively solve the problem that network load fluctuates
The energy conversion system of problem will have raising power plant's operational efficiency and economy and have very great significance.
However, in the prior art but without such energy conversion system.Therefore, exploitation one kind can effectively solve the problem that power grid
The technical issues of molten salt reactor energy conversion system of load fluctuation problem is current urgent need to resolve.
Invention content
The technical problem to be solved by the present invention is in order to overcome nuclear power station peak regulation technique in the prior art it is insufficient lack
It falls into, and a kind of novel molten salt reactor energy conversion system and energy transformation method is provided.The molten salt reactor energy conversion system and energy
Conversion method is measured, dump power caused by capable of fluctuating network load is stored directly in hot melt salt cellar, and is enabled to defeated
Go out electric load and meet power grid demand, effectively solves network load fluctuation problem, and realize the purpose of peak load regulation network.In addition, should
Molten salt reactor energy conversion system and energy transformation method can take into account two processes of energy storage and power generation, can realize that molten salt reactor can be held
Continuous Operation at full power so that the utilization of thermal energy is more reasonable, and then improves the generating efficiency of nuclear power station.
The present invention solves above-mentioned technical problem by the following technical programs：
The present invention provides a kind of molten salt reactor energy conversion system, and the molten salt reactor energy conversion system includes molten salt reactor, the
One heat exchanger and the second heat exchanger；The primary side Tandem of the molten salt reactor and the First Heat Exchanger forms the first fused salt and returns
Road；The secondary wing passage of second heat exchanger connects to form generating working medium circuit with generating equipment；
The molten salt reactor energy conversion system further includes energy storage heat exchanger, hot fused salt storage tank and cold fused salt storage tank；Described
The secondary wing passage of one heat exchanger and the primary side Tandem of second heat exchanger form the second fused salt circuit；
The secondary wing passage of the First Heat Exchanger in low power consumption also with a wing passage of the energy storage heat exchanger
Series connection forms third fused salt circuit；
The cold fused salt storage tank is used to provide to the secondary side fused salt channel of the energy storage heat exchanger in low power consumption molten
Salt simultaneously stores the fused salt into the hot fused salt storage tank；
First fused salt circuit be used for by the nuclear fission energy of the molten salt reactor be transferred to second fused salt circuit and
Third fused salt circuit when low power consumption；
Second fused salt circuit is used for the heat transfer in second fused salt circuit to the generating working medium circuit；
Third fused salt circuit is used for the heat transfer in third fused salt circuit to the storage in low power consumption
Fused salt in the secondary wing passage of energy heat exchanger.
In the present invention, when low power consumption, start third fused salt circuit, the nuclear fission energy of the molten salt reactor is first transferred to
The First Heat Exchanger, then, a part of heat transfer is to second heat exchanger, and through second heat exchanger transfer to institute
Generating equipment is stated for generating electricity, primary side of the heat through the energy storage heat exchanger not being consumed caused by network load fluctuates
The fused salt being transferred in the secondary wing passage of the energy storage heat exchanger is then stored in the hot fused salt storage tank, to realize
Thermal energy storage peak regulation.
In the present invention, the molten salt reactor can be heap-type of the fused salt as coolant, may be, for example, using liquid molten salt fuel
Liquid fuel molten salt reactor or using fused salt cooling solid fuel high-temperature molten salt reactor.
In the present invention, the First Heat Exchanger is routinely dividing wall type heat exchanger by this field, and second heat exchanger is by this
Field is routinely dividing wall type heat exchanger, and the energy storage heat exchanger is routinely dividing wall type heat exchanger by this field.
In the present invention, preferably, a wing passage of second heat exchanger is also changed with the energy storage in peak of power consumption
The primary side Tandem of hot device forms the 4th fused salt circuit, and the 4th fused salt circuit is used for from the energy storage heat exchanger
Secondary side absorbs heat and by the heat transfer of absorption to the generating working medium circuit；The hot fused salt storage tank is used in electricity consumption
Fused salt is provided and stores the fused salt to the sloppy heat salt to the secondary side fused salt channel of the energy storage heat exchanger when peak and is stored up
In tank.When peak of power consumption, the fused salt in the hot fused salt storage tank flows through the energy storage heat exchanger, transfers heat to the energy storage
Fused salt in wing passage of heat exchanger；Fused salt in wing passage of the energy storage heat exchanger is returned along the 4th fused salt
Road is flowed, and the power generation work in the secondary wing passage of second heat exchanger is transferred heat to when flowing through second heat exchanger
Matter, and for generating electricity, to realize energy storing and electricity generating.
In the present invention, preferably, the connection relation in first fused salt circuit and second fused salt circuit make it is described
Fused salt in wing passage of First Heat Exchanger and the fused salt countercurrent flow in the secondary wing passage of the First Heat Exchanger.
In the present invention, preferably, the connection relation in second fused salt circuit and the generating working medium circuit make it is described
Fused salt in wing passage of the second heat exchanger and the generating working medium adverse current in the secondary wing passage of second heat exchanger are changed
Heat.
In the present invention, when generating working medium is supercritical water, the stream of generating working medium described in the upper edge of the generating working medium circuit
Dynamic direction can for example be equipped with turbine, cooler and condensate pump successively.Wherein, the turbine can be replaced steam turbine.
In the present invention, when generating working medium is gas, the flowing side of generating working medium described in the upper edge of the generating working medium circuit
To can for example be equipped with turbine, condenser and compressor successively.Wherein, the turbine can be replaced steam turbine.
The present invention also provides a kind of energy transformation method using molten salt reactor energy conversion system above-mentioned, the energy turns
The method of changing includes the following steps：
Fused salt in the molten salt reactor carries nuclear fission energy and is flowed along first fused salt circuit, flows through first heat exchange
When device, nuclear fission energy is transferred to the fused salt in the secondary wing passage of the First Heat Exchanger；
In low power consumption, the fused salt in the secondary wing passage of the First Heat Exchanger is divided into two strands, one is along described
Two fused salt circuits are flowed, and another stock is flowed along third fused salt circuit；
When flowing through the energy storage heat exchanger along the fused salt of third fused salt circuit flowing, by the heat transfer of the fused salt
Fused salt to the secondary wing passage of the energy storage heat exchanger, the fused salt in the secondary wing passage of the energy storage heat exchanger absorb heat
It is stored in after amount in the hot fused salt storage tank；
When flowing through second heat exchanger along the fused salt of second fused salt circuit flowing, by the heat transfer of the fused salt
Generating working medium to the secondary wing passage of second heat exchanger, the generating working medium are back to described the after generating equipment
Two heat exchangers.
In the present invention, preferably, in peak of power consumption, the fused salt in the hot fused salt storage tank flows through the energy storage heat exchange
Device transfers heat to the fused salt in a wing passage of the energy storage heat exchanger；Wing passage of the energy storage heat exchanger
Interior fused salt is flowed along the 4th fused salt circuit, and second heat exchanger is transferred heat to when flowing through second heat exchanger
Secondary wing passage in generating working medium, the generating working medium is back to second heat exchanger after the generating equipment.
Without prejudice to the field on the basis of common sense, above-mentioned each optimum condition can be combined arbitrarily each preferably to get the present invention
Example.
The reagents and materials used in the present invention are commercially available.
The positive effect of the present invention is that：A kind of molten salt reactor energy conversion system of present invention offer and energy conversion side
Method.The molten salt reactor energy conversion system and energy transformation method, dump power is directly deposited caused by capable of fluctuating network load
Storage enables to output power load to meet power grid demand in heating salt cellar, effectively solves network load fluctuation problem, and
Realize the purpose of peak load regulation network.In addition, the molten salt reactor energy conversion system and energy transformation method, can take into account energy storage and power generation two
A process can realize the sustainable Operation at full power of molten salt reactor so that the utilization of thermal energy is more reasonable, and then improves nuclear power station
Generating efficiency.
Description of the drawings
Fig. 1 be the molten salt reactor energy conversion system of embodiment 1 structural schematic diagram and energy transformation method in low power consumption
When process flow chart；
Fig. 2 be the molten salt reactor energy conversion system of embodiment 1 structural schematic diagram and energy transformation method in peak of power consumption
When process flow chart；
Fig. 3 be the molten salt reactor energy conversion system of embodiment 2 structural schematic diagram and energy transformation method in low power consumption
When process flow chart；
Fig. 4 be the molten salt reactor energy conversion system of embodiment 2 structural schematic diagram and energy transformation method in peak of power consumption
When process flow chart.
Reference sign：
Molten salt reactor 10
First Heat Exchanger 20
First fused salt circuit 30
Second heat exchanger 40
Generating working medium circuit 50
Turbine 51
Cooler 52
Condensate pump 53
Condenser 54
Compressor 55
Energy storage heat exchanger 60
Hot fused salt storage tank 70
Cold fused salt storage tank 80
Specific implementation mode
The embodiment for further illustrating the present invention, but therefore not limiting the present invention to below by the mode of embodiment
Among range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or says according to commodity
Bright book selection.
In following embodiments, First Heat Exchanger is dividing wall type heat exchanger, and the second heat exchanger is dividing wall type heat exchanger, and energy storage is changed
Hot device is dividing wall type heat exchanger.
Embodiment 1
(1) molten salt reactor energy conversion system
Molten salt reactor energy conversion system as shown in Figures 1 and 2, molten salt reactor energy conversion system include molten salt reactor 10,
One heat exchanger 20 and the second heat exchanger 40；The primary side Tandem of molten salt reactor 10 and First Heat Exchanger 20 forms the first fused salt and returns
Road 30；The secondary wing passage of second heat exchanger 40 connects to form generating working medium circuit 50 with generating equipment；
Molten salt reactor energy conversion system further includes energy storage heat exchanger 60, hot fused salt storage tank 70 and cold fused salt storage tank 80；First
The primary side Tandem of the secondary wing passage of heat exchanger 20 and the second heat exchanger 40 forms the second fused salt circuit；
The secondary wing passage of First Heat Exchanger 20 in low power consumption also with the primary side Tandem of energy storage heat exchanger 60
Form third fused salt circuit；
Cold fused salt storage tank 80 is used to provide fused salt, simultaneously to the secondary side fused salt channel of energy storage heat exchanger 60 in low power consumption
Fused salt is stored into hot fused salt storage tank 70；
First fused salt circuit 30 is used to the nuclear fission energy of molten salt reactor 10 being transferred to the second fused salt circuit and low power consumption
When third fused salt circuit；
Second fused salt circuit is used for the heat transfer in the second fused salt circuit to generating working medium circuit 50；
Third fused salt circuit is used for the heat transfer in third fused salt circuit to energy storage heat exchanger 60 in low power consumption
Fused salt in secondary wing passage.
Wherein, a wing passage of the second heat exchanger 40 in peak of power consumption also with a wing passage of energy storage heat exchanger 60
Series connection forms the 4th fused salt circuit, and the 4th fused salt circuit is used to absorb heat from the secondary side of energy storage heat exchanger 60 and will inhale
The heat transfer of receipts is to generating working medium circuit 50；Hot fused salt storage tank 70 is used in peak of power consumption to the secondary of energy storage heat exchanger 60
Side fused salt channel provides fused salt and stores fused salt into cold fused salt storage tank 80.
Wherein, the connection relation in the first fused salt circuit 30 and the second fused salt circuit makes the primary side of First Heat Exchanger 20 logical
Fused salt in road and the fused salt countercurrent flow in the secondary wing passage of First Heat Exchanger 20.
Wherein, the connection relation in the second fused salt circuit and generating working medium circuit 50 makes the primary side of the second heat exchanger 40 logical
Fused salt in road and the generating working medium countercurrent flow in the secondary wing passage of the second heat exchanger 40.
Wherein, generating working medium is supercritical water, and the flow direction of 50 upper edge generating working medium of generating working medium circuit is equipped with successively
Turbine 51, cooler 52 and condensate pump 53.
(2) energy transformation method
Energy transformation method as shown in Figure 1 includes the following steps：
Fused salt in molten salt reactor 10 carries nuclear fission energy and is flowed along the first fused salt circuit 30, when flowing through First Heat Exchanger 20,
Nuclear fission energy is transferred to the fused salt in the secondary wing passage of First Heat Exchanger 20；
In low power consumption, the fused salt in the secondary wing passage of First Heat Exchanger 20 is divided into two strands, one is along the second fused salt
Circuit is flowed, and another stock is flowed along third fused salt circuit；
When flowing through energy storage heat exchanger 60 along the fused salt of third fused salt circuit flowing, the heat transfer of fused salt to energy storage is exchanged heat
Fused salt in the secondary wing passage of device 60, the fused salt in the secondary wing passage of energy storage heat exchanger 60 are stored in hot melt after absorbing heat
In salt storage tank 70；
When flowing through the second heat exchanger 40 along the fused salt of the second fused salt circuit flowing, by the heat transfer of fused salt to the second heat exchange
Generating working medium in the secondary wing passage of device 40, generating working medium are back to the second heat exchanger 40 after generating equipment.
Wherein, as shown in Fig. 2, in peak of power consumption, the fused salt in hot fused salt storage tank 70 flows through energy storage heat exchanger 60, will be hot
Amount is transferred to the fused salt in a wing passage of energy storage heat exchanger 60；Fused salt in wing passage of energy storage heat exchanger 60 is along
Four fused salt circuits are flowed, and the power generation in the secondary wing passage of the second heat exchanger 40 is transferred heat to when flowing through the second heat exchanger 40
Working medium, generating working medium are back to the second heat exchanger 40 after generating equipment.
Effect：The molten salt reactor energy conversion system and energy transformation method, it is remaining caused by network load capable of being fluctuated
Electric power is stored directly in hot melt salt cellar, and output power load is enabled to meet power grid demand, effectively solves network load
Fluctuation problem, and realize the purpose of peak load regulation network.In addition, the molten salt reactor energy conversion system and energy transformation method, can take into account
Two processes of energy storage and power generation, can realize the sustainable Operation at full power of molten salt reactor so that the utilization of thermal energy is more reasonable, into
And improve the generating efficiency of nuclear power station.
Embodiment 2
(1) molten salt reactor energy conversion system
Molten salt reactor energy conversion system as shown in Figures 3 and 4, molten salt reactor energy conversion system include molten salt reactor 10,
One heat exchanger 20 and the second heat exchanger 40；The primary side Tandem of molten salt reactor 10 and First Heat Exchanger 20 forms the first fused salt and returns
Road 30；The secondary wing passage of second heat exchanger 40 connects to form generating working medium circuit 50 with generating equipment；
Molten salt reactor energy conversion system further includes energy storage heat exchanger 60, hot fused salt storage tank 70 and cold fused salt storage tank 80；First
The primary side Tandem of the secondary wing passage of heat exchanger 20 and the second heat exchanger 40 forms the second fused salt circuit；Cold fused salt storage tank
80 are connected to the secondary wing passage of energy storage heat exchanger 60 and hot fused salt storage tank 70 successively；
The secondary wing passage of First Heat Exchanger 20 in low power consumption also with the primary side Tandem of energy storage heat exchanger 60
Form third fused salt circuit；Cold fused salt storage tank 80 in low power consumption to the secondary side fused salt channel of energy storage heat exchanger 60 for carrying
It is stored into hot fused salt storage tank 70 for fused salt and by fused salt；
First fused salt circuit 30 is used to the nuclear fission energy of molten salt reactor 10 being transferred to the second fused salt circuit and low power consumption
When third fused salt circuit；Second fused salt circuit is used for the heat transfer in the second fused salt circuit to generating working medium circuit 50；The
Three fused salt circuits are used for the secondary wing passage of the heat transfer in third fused salt circuit to energy storage heat exchanger 60 in low power consumption
Interior fused salt.
Wherein, a wing passage of the second heat exchanger 40 in peak of power consumption also with a wing passage of energy storage heat exchanger 60
Series connection forms the 4th fused salt circuit, and the 4th fused salt circuit is used to absorb heat from the secondary side of energy storage heat exchanger 60 and will inhale
The heat transfer of receipts is to generating working medium circuit 50；Hot fused salt storage tank 70 is used in peak of power consumption to the secondary of energy storage heat exchanger 60
Side fused salt channel provides fused salt and stores fused salt into cold fused salt storage tank 80.
Wherein, the connection relation in the first fused salt circuit 30 and the second fused salt circuit makes the primary side of First Heat Exchanger 20 logical
Fused salt in road and the fused salt countercurrent flow in the secondary wing passage of First Heat Exchanger 20.
Wherein, the connection relation in the second fused salt circuit and generating working medium circuit 50 makes the primary side of the second heat exchanger 40 logical
Fused salt in road and the generating working medium countercurrent flow in the secondary wing passage of the second heat exchanger 40.
Wherein, generating working medium is gas, and the flow direction of 50 upper edge generating working medium of generating working medium circuit is equipped with turbine successively
Machine 51, condenser 54 and compressor 55.
(2) energy transformation method
Energy transformation method as shown in Figure 3 includes the following steps：
Fused salt in molten salt reactor 10 carries nuclear fission energy and is flowed along the first fused salt circuit 30, when flowing through First Heat Exchanger 20,
Nuclear fission energy is transferred to the fused salt in the secondary wing passage of First Heat Exchanger 20；
In low power consumption, the fused salt in the secondary wing passage of First Heat Exchanger 20 is divided into two strands, one is along the second fused salt
Circuit is flowed, and another stock is flowed along third fused salt circuit；
When flowing through energy storage heat exchanger 60 along the fused salt of third fused salt circuit flowing, the heat transfer of fused salt to energy storage is exchanged heat
Fused salt in the secondary wing passage of device 60, the fused salt in the secondary wing passage of energy storage heat exchanger 60 are stored in hot melt after absorbing heat
In salt storage tank 70；
When flowing through the second heat exchanger 40 along the fused salt of the second fused salt circuit flowing, by the heat transfer of fused salt to the second heat exchange
Generating working medium in the secondary wing passage of device 40, generating working medium are back to the second heat exchanger 40 after generating equipment.
Wherein, as shown in figure 4, in peak of power consumption, the fused salt in hot fused salt storage tank 70 flows through energy storage heat exchanger 60, will be hot
Amount is transferred to the fused salt in a wing passage of energy storage heat exchanger 60；Fused salt in wing passage of energy storage heat exchanger 60 is along
Four fused salt circuits are flowed, and the power generation in the secondary wing passage of the second heat exchanger 40 is transferred heat to when flowing through the second heat exchanger 40
Working medium, generating working medium are back to the second heat exchanger 40 after generating equipment.
Effect：The molten salt reactor energy conversion system and energy transformation method, it is remaining caused by network load capable of being fluctuated
Electric power is stored directly in hot melt salt cellar, and output power load is enabled to meet power grid demand, effectively solves network load
Fluctuation problem, and realize the purpose of peak load regulation network.In addition, the molten salt reactor energy conversion system and energy transformation method, can take into account
Two processes of energy storage and power generation, can realize the sustainable Operation at full power of molten salt reactor so that the utilization of thermal energy is more reasonable, into
And improve the generating efficiency of nuclear power station.
Claims (9)
1. a kind of molten salt reactor energy conversion system, the molten salt reactor energy conversion system includes molten salt reactor, First Heat Exchanger and
Two heat exchangers, the first fused salt circuit of primary side Tandem formation of the molten salt reactor and the First Heat Exchanger, described second
The secondary wing passage of heat exchanger connects to form generating working medium circuit with generating equipment, which is characterized in that the molten salt reactor energy turns
The system of changing further includes energy storage heat exchanger, hot fused salt storage tank and cold fused salt storage tank；The secondary wing passage of the First Heat Exchanger and institute
The primary side Tandem for stating the second heat exchanger forms the second fused salt circuit；The secondary wing passage of the First Heat Exchanger is in electricity consumption
When low ebb also third fused salt circuit is formed with the primary side Tandem of the energy storage heat exchanger；
The cold fused salt storage tank is used to provide fused salt, simultaneously to the secondary side fused salt channel of the energy storage heat exchanger in low power consumption
The fused salt is stored into the hot fused salt storage tank；
First fused salt circuit is used to the nuclear fission energy of the molten salt reactor being transferred to second fused salt circuit and electricity consumption
Third fused salt circuit when low ebb；
Second fused salt circuit is used for the heat transfer in second fused salt circuit to the generating working medium circuit；
Third fused salt circuit is for changing the heat transfer in third fused salt circuit to the energy storage in low power consumption
Fused salt in the secondary wing passage of hot device.
2. molten salt reactor energy conversion system as described in claim 1, which is characterized in that the primary side of second heat exchanger is logical
Road also forms the 4th fused salt circuit in peak of power consumption with the primary side Tandem of the energy storage heat exchanger, and the described 4th is molten
Salt circuit is used to absorb heat from the secondary side of the energy storage heat exchanger and returns the heat transfer of absorption to the generating working medium
Road；The hot fused salt storage tank is used to provide fused salt, simultaneously to the secondary side fused salt channel of the energy storage heat exchanger in peak of power consumption
The fused salt is stored into the cold fused salt storage tank.
3. molten salt reactor energy conversion system as described in claim 1, which is characterized in that first fused salt circuit and described
The connection relation in two fused salt circuits makes fused salt in a wing passage of the First Heat Exchanger and the First Heat Exchanger
Fused salt countercurrent flow in secondary wing passage.
4. molten salt reactor energy conversion system as described in claim 1, which is characterized in that second fused salt circuit and the hair
The connection relation in electrician's matter circuit makes fused salt in a wing passage of second heat exchanger and second heat exchanger
Generating working medium countercurrent flow in secondary wing passage.
5. molten salt reactor energy conversion system as described in claim 1, which is characterized in that the generating working medium is supercritical water,
The flow direction of generating working medium described in the upper edge of the generating working medium circuit is equipped with turbine, cooler and condensate pump successively.
6. molten salt reactor energy conversion system as described in claim 1, which is characterized in that the generating working medium is gas, described
The flow direction of generating working medium described in the upper edge of generating working medium circuit is equipped with turbine, condenser and compressor successively.
7. such as molten salt reactor energy conversion system described in claim 5 or 6, which is characterized in that the turbine can be replaced vapour
Turbine.
8. a kind of energy transformation method using such as claim 1-7 any one of them molten salt reactor energy conversion systems, special
Sign is that the energy transformation method includes the following steps：
Fused salt in the molten salt reactor carries nuclear fission energy and is flowed along first fused salt circuit, flows through the First Heat Exchanger
When, nuclear fission energy is transferred to the fused salt in the secondary wing passage of the First Heat Exchanger；
In low power consumption, the fused salt in the secondary wing passage of the First Heat Exchanger is divided into two strands, one is molten along described second
Salt circuit is flowed, and another stock is flowed along third fused salt circuit；
When flowing through the energy storage heat exchanger along the fused salt of third fused salt circuit flowing, by the heat transfer of the fused salt to institute
The fused salt in the secondary wing passage of energy storage heat exchanger is stated, after the fused salt in the secondary wing passage of the energy storage heat exchanger absorbs heat
It is stored in the hot fused salt storage tank；
When flowing through second heat exchanger along the fused salt of second fused salt circuit flowing, by the heat transfer of the fused salt to institute
The generating working medium in the secondary wing passage of the second heat exchanger is stated, the generating working medium is back to described after the generating equipment
Two heat exchangers.
9. energy transformation method as claimed in claim 8, which is characterized in that the energy transformation method uses such as claim
Molten salt reactor energy conversion system described in 2, in peak of power consumption, the fused salt in the hot fused salt storage tank flows through the energy storage heat exchange
Device transfers heat to the fused salt in a wing passage of the energy storage heat exchanger；Wing passage of the energy storage heat exchanger
Interior fused salt is flowed along the 4th fused salt circuit, and second heat exchanger is transferred heat to when flowing through second heat exchanger
Secondary wing passage in generating working medium, the generating working medium is back to second heat exchanger after generating equipment.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364273A (en) * | 2019-07-10 | 2019-10-22 | 华南理工大学 | A kind of liquid fuel space heap |
| CN113914951A (en) * | 2021-10-15 | 2022-01-11 | 西安热工研究院有限公司 | Nuclear power plant peak regulation system based on compressed air energy storage and operation method |
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