CN113659728A - Carnot battery - Google Patents
Carnot battery Download PDFInfo
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- CN113659728A CN113659728A CN202111047916.9A CN202111047916A CN113659728A CN 113659728 A CN113659728 A CN 113659728A CN 202111047916 A CN202111047916 A CN 202111047916A CN 113659728 A CN113659728 A CN 113659728A
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- temperature
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- 238000005338 heat storage Methods 0.000 claims abstract description 75
- 238000005485 electric heating Methods 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 30
- 238000010521 absorption reaction Methods 0.000 claims description 28
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 15
- 239000001569 carbon dioxide Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 2
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000004146 energy storage Methods 0.000 abstract description 10
- 230000005611 electricity Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J15/00—Systems for storing electric energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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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
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/103—Carbon dioxide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses a Carnot battery, which converts electricity into heat energy for storage and comprises a conversion system, a heat storage system, a cold storage system and a heat engine system. The conversion system is composed of a heat pump system or a combination of a heat pump and an electric heating system. The heat storage system comprises a high-temperature heat storage tank and a low-temperature heat storage tank. The cold storage system comprises a high-temperature cold storage tank and a low-temperature cold storage tank. The heat engine system consists of a pump, a heat engine heat regenerator, a heater, a turbine, a generator and a cooler. The invention can realize large-scale power storage, the power can reach dozens of megawatts, and the energy storage time can reach dozens of hours. In addition, the Carnot battery provided by the invention has high safety, long service life and environmental friendliness.
Description
Technical Field
The invention relates to the technical field of energy storage, in particular to a Carnot battery.
Background
Because large-scale generator sets such as pure wind power generation, photovoltaic and the like do not have peak-shaving frequency modulation performance, an energy storage system is required to be equipped to realize stable power load output. The existing large-scale energy storage technology mainly comprises pumped storage and chemical batteries. Because the northwest areas rich in solar energy and wind energy resources in China are lack of water and the ecological environment is fragile, the method is not suitable for building large-scale pumped storage power stations. The chemical batteries which can be applied in a large scale mainly comprise lead-acid batteries and lithium ion batteries, but the lead-acid batteries have the problem of pollution, the service life and the safety of the lithium ion batteries are still required to be improved, and the requirement of large-scale energy storage is temporarily difficult to meet.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide the carnot battery, which converts electric power into heat energy, adopts the heat storage medium to realize large-scale energy storage, and then converts the stored heat energy into the electric power when in need.
In order to achieve the purpose, the invention adopts the technical scheme that:
a Carnot battery comprises a conversion system, a heat storage system, a cold storage system and a heat engine system;
the conversion system is used for converting electric energy into heat energy and cold energy and comprises a heat pump system and an electric heating system; the heat pump system comprises a motor 1, the motor 1 is connected with a compressor 2 through a shaft, an outlet of the compressor 2 is connected with a heat release side inlet of a heat storage heat exchanger 3, a heat release side outlet of the heat storage heat exchanger 3 is connected with a heat side inlet of a heat pump heat regenerator 4, a heat side outlet of the heat pump heat regenerator 4 is connected with an inlet of an expander 5, an outlet of the expander 5 is connected with a heat absorption side inlet of a cold storage heat exchanger 6, and a heat absorption side outlet of the cold storage heat exchanger 6 is connected with an inlet of the compressor 2; the electric heating system comprises an electric heater 17, a working medium inlet of the electric heater 17 is connected with a heat absorption side outlet of the heat storage heat exchanger 3, and an outlet is connected with an inlet of the high-temperature heat storage tank 7;
the heat storage system comprises a high-temperature heat storage tank 7 and a low-temperature heat storage tank 8, an inlet of the high-temperature heat storage tank 7 is connected with an electric heater 17 and a heat absorption side outlet of the heat storage heat exchanger 3, an outlet of the low-temperature heat storage tank 8 is connected with a heat absorption side inlet of the heat storage heat exchanger 3, and an inlet of the low-temperature heat storage tank 8 is connected with a heat release side outlet of the heater 13;
the cold storage system comprises a high-temperature cold storage tank 9 and a low-temperature cold storage tank 10, wherein an inlet of the high-temperature cold storage tank 9 is connected with a heat absorption side outlet of the cooler 16, an outlet of the high-temperature cold storage tank 9 is connected with a heat release side inlet of the cold storage heat exchanger 6, an inlet of the low-temperature cold storage tank 10 is connected with a heat release side outlet of the cold storage heat exchanger 6, an outlet of the low-temperature cold storage tank 10 is connected with a heat absorption side inlet of the cooler 16 and an inlet of the cooler 19, and an outlet of the cooler 19 is connected with a heat absorption side inlet of the cooler 16;
the heat engine system comprises a pump 11, wherein an outlet of the pump 11 is connected with an inlet of a heat absorption side of a heat engine regenerator 12, an outlet of the heat absorption side of the heat engine regenerator 12 is connected with an inlet of a heater 13, an outlet of the heater 13 is connected with an inlet of a turbine 14, an outlet of the turbine 14 is connected with an inlet of a heat release side of a cooler 16, and an outlet of the heat release side of the cooler 16 is connected with an inlet of the pump 11. The turbine 14 is connected to a generator 15 via a shaft.
The circulating working medium in the heat pump system is carbon dioxide or organic working medium, and the circulation is reverse transcritical carbon dioxide Rankine cycle or reverse organic Rankine cycle with heat regeneration.
The expander 5 in the heat pump system described may be replaced by a throttle device.
The heat storage and cold storage medium in the heat storage and cold storage system is water, heat conduction oil or molten salt.
The cycle working medium in the heat engine system is carbon dioxide or organic working medium, and the cycle is a trans-critical carbon dioxide Rankine cycle or an organic Rankine cycle.
The cycle in the heat engine system is a split-flow recompression supercritical carbon dioxide power generation cycle.
The invention has the beneficial effects that:
the Carnot battery provided by the invention converts electricity into heat energy for storage, can realize large-scale electricity storage, and has the advantages that the power can reach dozens of megawatts, the energy storage time can reach dozens of hours, and the energy storage efficiency is more than 60%. The heat storage medium can be selected from water, heat conduction oil or molten salt, the heat storage medium is placed in a sealed storage tank, the requirement of the stored energy on geological conditions is low, the construction is easy, the water consumption is low, and the heat storage system is suitable for northwest arid areas of China. In addition, the Carnot battery has high safety, long service life and environmental friendliness, and is more suitable for large-scale power energy storage than a chemical battery.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Wherein 1 is a motor, 2 is a compressor, 3 is a heat storage heat exchanger, 4 is a heat pump heat regenerator, 5 is an expander, 6 is a cold storage heat exchanger, 7 is a high temperature heat storage tank, 8 is a low temperature heat storage tank, 9 is a high temperature cold storage tank, 10 is a low temperature cold storage tank, 11 is a pump, 12 is a heat engine heat regenerator, 13 is a heater, 14 is a turbine, 15 is a generator, 16 is a cooler, 17 is an electric heater, 18 is an electric heater bypass, 19 is an auxiliary cooler, and 20 is an auxiliary cooler bypass.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a carnot cell of the present invention includes a system for converting electrical energy to heat and cold, a heat storage system, a cold storage system, and a heat engine system.
The system for converting electric energy into heat energy and cold energy is formed from heat pump system or heat pump and electric heating system. The heat pump system comprises a motor 1, a compressor 2, a heat storage heat exchanger 3, a heat pump heat regenerator 4, an expander 5 and a cold storage heat exchanger 6, the motor 1 is connected with the compressor 2 through a shaft, an outlet of the compressor 2 is connected with an inlet of a heat release side of the heat storage heat exchanger 3, an outlet of the heat release side of the heat storage heat exchanger 3 is connected with an inlet of a hot side of the heat pump heat regenerator 4, an outlet of the hot side of the heat pump heat regenerator 4 is connected with an inlet of the expander 5, an outlet of the expander 5 is connected with an inlet of a heat absorption side of the cold storage heat exchanger 6, and an outlet of the heat absorption side of the cold storage heat exchanger 6 is connected with an inlet of the compressor 2. The electric heating system comprises an electric heater 17, wherein a working medium inlet of the electric heater is connected with a heat absorption side outlet of the heat storage heat exchanger 3, and an outlet of the electric heater is connected with an inlet of the high-temperature heat storage tank 7.
The heat storage system comprises a high temperature heat storage tank 7 and a low temperature heat storage tank 8. The inlet of the high-temperature heat storage tank 7 is connected with the electric heater 17 and the heat absorption side outlet of the heat storage heat exchanger 3. An outlet of the low-temperature heat storage tank 8 is connected with an inlet on the heat absorption side of the heat storage heat exchanger 3, and an inlet of the low-temperature heat storage tank 8 is connected with an outlet on the heat release side of the heater 13.
The cold storage system includes a high temperature cold storage tank 9 and a low temperature cold storage tank 10. The inlet of the high-temperature heat-storage tank 9 is connected with the heat-absorbing side outlet of the cooler 16, and the outlet of the high-temperature heat-storage tank 9 is connected with the heat-releasing side inlet of the heat-storage heat exchanger 6. The inlet of the low temperature heat-storage tank 10 is connected to the outlet of the heat-releasing side of the heat-storage heat exchanger 6, the outlet of the low temperature heat-storage tank 10 is connected to the inlet of the heat-absorbing side of the cooler 16 and the inlet of the cooler 19, and the outlet of the cooler 19 is connected to the inlet of the heat-absorbing side of the cooler 16.
The heat engine system comprises a pump 11, a heat engine regenerator 12, a heater 13, a turbine 14, a generator 15 and a cooler 16, wherein an outlet of the pump 11 can be connected with an inlet of a heat absorption side of the heat engine regenerator 12, an outlet of the heat absorption side of the heat engine regenerator 12 is connected with an inlet of the heater 13, an outlet of the heater 13 is connected with an inlet of the turbine 14, an outlet of the turbine 14 is connected with an inlet of a heat release side of the cooler 16, and an outlet of the heat release side of the cooler 16 is connected with an inlet of the pump 11. The turbine 14 is connected to a generator 15 via a shaft.
The heat pump system is characterized in that a circulating working medium is carbon dioxide or an organic working medium, and the circulation is reverse transcritical carbon dioxide Rankine cycle or reverse organic Rankine cycle with heat regeneration.
The expander 5 in the heat pump system described may be replaced by a throttle device.
The heat storage and cold storage medium in the heat storage and cold storage system is water, heat conduction oil or molten salt.
The cycle working medium in the heat engine system is carbon dioxide or organic working medium, and the cycle is a trans-critical carbon dioxide Rankine cycle or an organic Rankine cycle.
The cycle in the heat engine system can also be a split-flow recompression supercritical carbon dioxide power generation cycle.
The specific working process of the invention is as follows:
during energy storage, the motor 1 is driven by utilizing renewable energy power or power during load valley of a power grid, the motor 1 drives the compressor 2 to operate, the compressor 2 compresses working media, the temperature of the working media is increased, the high-temperature and high-pressure working media enter the heat release side of the heat storage heat exchanger 3 to release heat, the working media after heat release enter the heat pump heat regenerator 4 to further release heat and then enter the expander 5 to do work, the temperature and the pressure of the working media at the outlet of the expander are both reduced, the working media enter the cold storage heat exchanger 6 to absorb heat on the next step, the working media after heat absorption enter the heat pump heat regenerator 4 to absorb heat and then enter the compressor 2 to complete heat pump circulation. The expander 5 in the heat pump system may be replaced by a throttle device.
The high-temperature heat storage medium in the high-temperature heat storage tank 7 enters the heater 13 to release heat and then enters the low-temperature heat storage tank 8. The low-temperature heat storage medium in the low-temperature heat storage tank 8 enters the heat storage heat exchanger 3 to absorb heat, and then enters the high-temperature heat storage tank 7 through the electric heater bypass 18. If the temperature of the heat storage medium at the outlet of the heat storage heat exchanger 3 needs to be increased or the power of renewable energy is rich, the electric heater 17 can be started, namely the electric heater bypass 18 is closed, the heat storage medium flows through the electric heater 17, and the heat storage medium after being further heated enters the high-temperature heat storage tank 7 to be stored.
The cold storage medium in the high-temperature cold storage tank 9 enters the cold storage heat exchanger 6 to release heat to become a low-temperature medium, and then enters the low-temperature cold storage tank 10 to be stored. The cold storage medium in the low-temperature cold storage tank 10 enters the cooler 16 through the auxiliary cooler bypass 20 to absorb heat, and the temperature of the cold storage medium after absorbing heat is raised and enters the high-temperature cold storage tank 9 to be stored. When the cooling capacity in the system is insufficient or the waste heat in the system is excessive, the auxiliary cooler 19 is started, namely the auxiliary cooler bypass 20 is closed, so that the cold storage medium is cooled by the auxiliary cooler 19 and then enters the cooler 16 to absorb the waste heat of the heat engine system.
During power generation, a pump 11 in a heat engine system boosts working media and then sends the working media into a heat engine heat regenerator 12 to absorb heat and raise temperature, the working media enters a heater 13 to absorb heat of a high-temperature heat storage medium, the working media after absorbing heat enters a turbine 14 to do work, the turbine 14 drives a generator 15 to generate power, the temperature and the pressure of the working media coming out of the turbine 14 are reduced, then the working media enter the heat engine heat regenerator 12 to release heat, then the working media enter a cooler 16 to release self waste heat to a low-temperature cold storage medium, and finally the working media enter the pump 11 to boost the pressure to complete heat engine circulation.
Claims (6)
1. The Carnot battery is characterized by comprising a conversion system, a heat storage system, a cold storage system and a heat engine system;
the conversion system is used for converting electric energy into heat energy and cold energy and comprises a heat pump system and an electric heating system; the heat pump system comprises a motor (1), the motor (1) is connected with a compressor (2) through a shaft, an outlet of the compressor (2) is connected with a heat release side inlet of a heat storage heat exchanger (3), a heat release side outlet of the heat storage heat exchanger (3) is connected with a heat side inlet of a heat pump heat regenerator (4), a heat side outlet of the heat pump heat regenerator (4) is connected with an inlet of an expander (5), an outlet of the expander (5) is connected with a heat absorption side inlet of a cold storage heat exchanger (6), and a heat absorption side outlet of the cold storage heat exchanger (6) is connected with an inlet of the compressor (2); the electric heating system comprises an electric heater (17), a working medium inlet of the electric heater (17) is connected with a heat absorption side outlet of the heat storage heat exchanger (3), and an outlet is connected with an inlet of the high-temperature heat storage tank (7);
the heat storage system comprises a high-temperature heat storage tank (7) and a low-temperature heat storage tank (8), an inlet of the high-temperature heat storage tank (7) is connected with an electric heater (17) and a heat absorption side outlet of the heat storage heat exchanger (3), an outlet of the low-temperature heat storage tank (8) is connected with a heat absorption side inlet of the heat storage heat exchanger (3), and an inlet of the low-temperature heat storage tank (8) is connected with a heat release side outlet of a heater (13);
the cold storage system comprises a high-temperature cold storage tank (9) and a low-temperature cold storage tank (10), wherein an inlet of the high-temperature cold storage tank (9) is connected with an outlet at the heat absorption side of the cooler (16), an outlet of the high-temperature cold storage tank (9) is connected with an inlet at the heat release side of the cold storage heat exchanger (6), an inlet of the low-temperature cold storage tank (10) is connected with an outlet at the heat release side of the cold storage heat exchanger (6), an outlet of the low-temperature cold storage tank (10) is connected with an inlet at the heat absorption side of the cooler (16) and an inlet of the cooler (19), and an outlet of the cooler (19) is connected with an inlet at the heat absorption side of the cooler (16);
the heat engine system comprises a pump (11), wherein an outlet of the pump (11) is connected with an inlet of a heat absorption side of a heat engine regenerator (12), an outlet of the heat absorption side of the heat engine regenerator (12) is connected with an inlet of a heater (13), an outlet of the heater (13) is connected with an inlet of a turbine (14), an outlet of the turbine (14) is connected with an inlet of a heat release side of a cooler (16), and an outlet of the heat release side of the cooler (16) is connected with an inlet of the pump (11). The turbine (14) is connected with the generator (15) through a shaft.
2. The Carnot cell of claim 1, wherein the circulating working medium in the heat pump system is carbon dioxide or organic working medium, and the cycle is a regenerative reverse transcritical carbon dioxide Rankine cycle or a reverse organic Rankine cycle.
3. A carnot battery according to claim 1, characterized in that the expander (5) of the heat pump system is replaced by a throttle device.
4. The carnot cell according to claim 1, wherein the heat and cold storage medium in the heat and cold storage system is water, heat conducting oil or molten salt.
5. The Carnot cell of claim 1, wherein the cycle fluid in the heat engine system is carbon dioxide or an organic fluid, and the cycle is a transcritical carbon dioxide Rankine cycle or an organic Rankine cycle.
6. The carnot cell as claimed in claim 1 wherein the cycle in the heat engine system is a split recompression supercritical carbon dioxide power generation cycle.
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CN202111047916.9A CN113659728A (en) | 2021-09-08 | 2021-09-08 | Carnot battery |
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CN202111047916.9A CN113659728A (en) | 2021-09-08 | 2021-09-08 | Carnot battery |
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Citations (7)
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KR20150109102A (en) * | 2014-03-19 | 2015-10-01 | 김영선 | Organic Rankine Cycle electricity generation system |
CN106224041A (en) * | 2016-09-30 | 2016-12-14 | 西安热工研究院有限公司 | A kind of electric heating energy-storage system |
CN107289664A (en) * | 2017-05-27 | 2017-10-24 | 烟台众创核电研发中心 | It is a kind of that molten salt energy-storage is subjected to the devices and methods therefor that distributed energy is utilized |
CN112901299A (en) * | 2021-03-31 | 2021-06-04 | 西安热工研究院有限公司 | Supercritical CO with electric heat energy storage2Brayton cycle power generation system and method |
CN112922685A (en) * | 2021-03-29 | 2021-06-08 | 西安交通大学 | Closed air Brayton-organic Rankine combined cycle system |
CN113187680A (en) * | 2021-05-27 | 2021-07-30 | 西安热工研究院有限公司 | Photovoltaic power generation system with electric heating energy storage and operation method |
CN113364036A (en) * | 2021-06-11 | 2021-09-07 | 中广核风电有限公司 | Comprehensive energy utilization system |
-
2021
- 2021-09-08 CN CN202111047916.9A patent/CN113659728A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150109102A (en) * | 2014-03-19 | 2015-10-01 | 김영선 | Organic Rankine Cycle electricity generation system |
CN106224041A (en) * | 2016-09-30 | 2016-12-14 | 西安热工研究院有限公司 | A kind of electric heating energy-storage system |
CN107289664A (en) * | 2017-05-27 | 2017-10-24 | 烟台众创核电研发中心 | It is a kind of that molten salt energy-storage is subjected to the devices and methods therefor that distributed energy is utilized |
CN112922685A (en) * | 2021-03-29 | 2021-06-08 | 西安交通大学 | Closed air Brayton-organic Rankine combined cycle system |
CN112901299A (en) * | 2021-03-31 | 2021-06-04 | 西安热工研究院有限公司 | Supercritical CO with electric heat energy storage2Brayton cycle power generation system and method |
CN113187680A (en) * | 2021-05-27 | 2021-07-30 | 西安热工研究院有限公司 | Photovoltaic power generation system with electric heating energy storage and operation method |
CN113364036A (en) * | 2021-06-11 | 2021-09-07 | 中广核风电有限公司 | Comprehensive energy utilization system |
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