CN220753548U - Thermal management system of energy storage power station and energy storage power station - Google Patents
Thermal management system of energy storage power station and energy storage power station Download PDFInfo
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- CN220753548U CN220753548U CN202322067085.2U CN202322067085U CN220753548U CN 220753548 U CN220753548 U CN 220753548U CN 202322067085 U CN202322067085 U CN 202322067085U CN 220753548 U CN220753548 U CN 220753548U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 133
- 238000001816 cooling Methods 0.000 claims abstract description 75
- 238000010438 heat treatment Methods 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 118
- 238000005265 energy consumption Methods 0.000 abstract description 13
- 239000000110 cooling liquid Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000009933 burial Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a heat management system of an energy storage power station and the energy storage power station, which belong to the technical field of heat management, wherein the heat management system of the energy storage power station comprises: the device comprises a geothermal source module, a thermal compensation module and a cold compensation module; the geothermal source module is communicated with the energy storage battery cluster module through a pipeline, the thermal compensation module and the cold compensation module are also respectively communicated with the pipeline, and the geothermal source module is also respectively communicated with the thermal compensation module and the cold compensation module; the geothermal source module is used for carrying out cooling management or heating management on the energy storage battery cluster module; the thermal compensation module is used for carrying out compensation heating management on the energy storage battery cluster module; the cold compensation module is used for carrying out compensation cooling management on the energy storage battery cluster module, heating or cooling treatment is carried out in a geothermal source mode, and heat management efficiency of the energy storage power station can be effectively improved while energy consumption is reduced.
Description
Technical Field
The present utility model relates to the field of thermal management technologies, and in particular, to a thermal management system of an energy storage power station and an energy storage power station.
Background
The current common core materials of the energy storage battery module are mainly a ternary lithium battery and a ferric phosphate lithium battery, the optimal working temperature is generally 25 ℃ under the influence of the core materials, but the energy storage power station is mostly built in places with rare human smoke and has large day-night temperature difference, and the characteristic provides a harsher condition for the efficient operation of the energy storage power station. At present, the heat management of the energy storage power station is mostly realized in two modes of air cooling and liquid cooling, the air cooling mode generally adopts a fan to dissipate heat, and a heating film is heated; the liquid cooling mode generally adopts a compression refrigerator to dissipate heat, and the PTC heating pipe is used for heating.
However, the heat management approaches of air cooling and liquid cooling are sampled, resulting in relatively low heat management efficiency.
Disclosure of Invention
The utility model provides a heat management system of an energy storage power station and the energy storage power station, which are used for solving the defect of low heat management efficiency of the energy storage power station in the prior art.
The utility model provides a thermal management system of an energy storage power station, comprising: the device comprises a geothermal source module, a thermal compensation module and a cold compensation module;
the geothermal source module is communicated with the energy storage battery cluster module through a pipeline, the thermal compensation module and the cold compensation module are also respectively communicated with the pipeline, and the geothermal source module is also respectively communicated with the thermal compensation module and the cold compensation module;
the geothermal source module is used for carrying out cooling management or heating management on the energy storage battery cluster module;
the thermal compensation module is used for carrying out compensation heating management on the energy storage battery cluster module;
the cold compensation module is used for carrying out compensation cooling management on the energy storage battery cluster module.
According to the present utility model, there is provided a thermal management system for an energy storage power station, the geothermal source module comprising: a heating assembly and a cooling assembly;
the heating component and the cooling component are communicated with the energy storage battery cluster module through the pipeline, the heating component is communicated with the pipeline through the thermal compensation module, and the cooling component is communicated with the pipeline through the cold compensation module;
the heating assembly is used for heating the energy storage battery cluster module, and the cooling assembly is used for cooling the energy storage battery cluster module.
According to the heat management system of the energy storage power station provided by the utility model, the heating assembly comprises a high Wen Fenji water heater and a high-temperature buried pipe;
the high-temperature water collecting and distributing device is communicated with the high-temperature buried pipe, and the high-temperature water collecting and distributing device is also respectively communicated with the pipeline and the thermal compensation module.
According to the thermal management system of the energy storage power station provided by the utility model, the cooling assembly comprises a low-temperature water collector and a low-temperature ground buried pipe;
the low Wen Fenji water device is communicated with the low-temperature buried pipe, and the low Wen Fenji water device is also respectively communicated with the pipeline and the cold compensation module;
the high-temperature buried pipe has a greater depth than the low-temperature buried pipe.
According to the thermal management system of the energy storage power station, the outer surfaces of the high-temperature buried pipe and the low-temperature buried pipe are respectively provided with the vertical heat exchange fins outside the buried pipe.
According to the heat management system of the energy storage power station, the high-temperature buried pipe and the low-temperature buried pipe are internally provided with the buried pipe internal spiral heat exchange fins.
The heat management system of the energy storage power station provided by the utility model further comprises a water inlet three-way switching valve and a water return three-way switching valve;
three ends of the water inlet three-way switching valve are respectively communicated with the water outlet of the heating assembly, the water outlet of the cooling assembly and the energy storage battery cluster module;
and three ends of the return water three-way switching valve are respectively communicated with the return water port of the heating assembly, the return water port of the cooling assembly and the energy storage battery cluster module.
The heat management system of the energy storage power station provided by the utility model further comprises a load loop water pump;
the load loop water pump is arranged between the water inlet three-way switching valve and the energy storage battery cluster module, and between the water return three-way switching valve and the energy storage battery cluster module.
According to the thermal management system of the energy storage power station, the thermal compensation module comprises a thermal compensation bypass valve, a heating unit, a thermal compensation loop water pump, a thermal compensation unit loop water pump and a thermal compensation heat exchanger;
the geothermal source module, the thermal compensation bypass valve, the thermal compensation heat exchanger, the heating unit and the thermal compensation unit loop water pump are sequentially communicated to form a thermal compensation loop;
the cold compensation module comprises a cold compensation bypass valve, a cooling unit, a cold compensation loop water pump, a cold compensation unit loop water pump and a cold compensation heat exchanger;
the geothermal source module, the cold compensation bypass valve, the cold compensation heat exchanger, the cooling unit and the cold compensation unit loop water pump are sequentially communicated to form a cold compensation loop.
The utility model also provides an energy storage power station comprising the thermal management system of the energy storage power station.
The utility model provides a thermal management system of an energy storage power station and the energy storage power station, wherein the thermal management system of the energy storage power station comprises: the device comprises a geothermal source module, a thermal compensation module and a cold compensation module; the geothermal source module is communicated with the energy storage battery cluster module through a pipeline, the thermal compensation module and the cold compensation module are also respectively communicated with the pipeline, and the geothermal source module is also respectively communicated with the thermal compensation module and the cold compensation module; the geothermal source module is used for carrying out cooling management or heating management on the energy storage battery cluster module; the thermal compensation module is used for carrying out compensation heating management on the energy storage battery cluster module; the cold compensation module is used for carrying out compensation cooling management on the energy storage battery cluster module, heating or cooling treatment is carried out in a geothermal source mode, and heat management efficiency of the energy storage power station can be effectively improved while energy consumption is reduced.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a thermal management system of an energy storage power station according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a buried pipe according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a buried pipe according to an embodiment of the present utility model;
fig. 4 is a schematic view of an internal structure of a buried pipe according to an embodiment of the present utility model.
Reference numerals:
1. a geothermal source module; 11. a high temperature water separator; 12. high-temperature buried pipes; 13. low Wen Fenji water; 14. low temperature buried pipe; 15. vertical heat exchange fins outside the buried pipe; 16. spiral heat exchange fins in the buried pipe; 2. a thermal compensation module; 21. a thermal compensation loop water pump; 22. a heat compensation heat exchanger; 23. a thermally compensated bypass valve; 24. a loop water pump of the thermal compensation unit; 3. a cold compensation module; 31. a cold compensation loop water pump; 32. a cold-offset heat exchanger; 33. a cold-compensating bypass valve; 34. a loop water pump of the cold compensation unit; 4. a water inlet three-way switching valve; 5. a return water three-way switching valve; 6. load loop water pump; A. an energy storage battery cluster module; B. a battery cluster circulation proportional valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
A thermal management system for an energy storage power station and an energy storage power station according to the present utility model are described below in connection with fig. 1-4.
Fig. 1 is a schematic structural diagram of a thermal management system of an energy storage power station according to an embodiment of the present utility model.
As shown in fig. 1, a thermal management system of an energy storage power station according to an embodiment of the present utility model includes: a geothermal source module 1, a thermal compensation module 2 and a cold compensation module 3; the geothermal source module 1 is communicated with the energy storage battery cluster module A through a pipeline, the thermal compensation module 2 and the cold compensation module 3 are also respectively communicated with the pipeline, and the geothermal source module 1 is also respectively communicated with the thermal compensation module 2 and the cold compensation module 3; the geothermal source module 1 is used for performing cooling management or heating management on the energy storage battery cluster module A; the thermal compensation module 2 is used for carrying out compensation heating management on the energy storage battery cluster module A; the cold compensation module 3 is used for carrying out compensation cooling management on the energy storage battery cluster module A.
In a specific implementation process, the geothermal source refers to heat brought by underground, the energy storage battery cluster module A is load, and the main consumption of cold/heat energy sources is to be realized by heating or cooling the energy storage battery cluster module A so as to ensure that the temperature of the energy storage battery cluster is in a constant state and ensure the normal operation of the energy storage battery cluster module A. The geothermal source module 1 mainly provides circulating water with constant temperature of 18 ℃ and 30 ℃ for the whole circulating system. The heat compensation module 2 mainly provides heat compensation when the heat required by the system is increased and the heat provided by the geothermal source module 1 is insufficient to meet the requirement, so as to meet the requirement of the system. The cold compensation module 3 mainly provides cold compensation when the system needs to increase the cold, and the cold provided by the geothermal source module 1 is insufficient to meet the needs, so as to meet the needs of the system.
When the energy storage battery cluster module A needs to be heated, the energy storage battery cluster module A is heated through the geothermal source module 1 so as to raise the temperature of the energy storage battery cluster module A, and heating temperature control is realized by adjusting the flow rate and the flow quantity of water in the geothermal source module 1. When the heating demand is large, the geothermal source module 1 is difficult to heat the energy storage battery cluster module a, and the thermal compensation module 2 needs to be started to heat the energy storage battery cluster module a, so that the energy storage battery cluster module a is heated through the combined action of the thermal compensation module 2 and the geothermal source module 1, and the temperature of the energy storage battery cluster module a is raised to the target temperature. The heating mode of the thermal compensation module 2 may be to heat a part of water flowing through the thermal compensation module 2, then mix with water in the geothermal source module 1, and integrally raise the water temperature of the heated water, so as to meet the heating requirement of the energy storage battery cluster module a.
When the energy storage battery cluster module A needs to be cooled, the energy storage battery cluster module A is cooled through the geothermal source module 1 so as to reduce the temperature of the energy storage battery cluster module A, and cooling temperature control is realized by adjusting the flow rate and the flow quantity of water in the geothermal source module 1. When the cooling demand is large, the geothermal source module 1 is difficult to finish cooling the energy storage battery cluster module a, and at this time, the cooling is required by starting the cold compensation module 3, so that the cooling of the energy storage battery cluster module a is realized through the combined action of the cold compensation module 3 and the geothermal source module 1, and the temperature of the energy storage battery cluster module a is cooled to the target temperature. The cooling mode of the cold compensation module 3 may be to cool part of the water flowing through the cold compensation module 3, then mix with the water in the geothermal source module 1, and cool the whole water temperature of the cooling water to meet the cooling requirement of the energy storage battery cluster module a.
Therefore, whether the energy storage battery cluster module a is subjected to heating treatment or cooling treatment, the geothermal source module 1 is used as a premise, when the geothermal source module 1 is enough to realize the current temperature adjustment requirement, the geothermal source module 1 is used for heating or cooling, and when the geothermal source module 1 is insufficient to realize the current temperature adjustment requirement, the corresponding cold compensation module 3 or the thermal compensation module 2 is required to be started for temperature compensation adjustment, so that the effective adjustment of the temperature of the energy storage battery cluster module a is ensured, and the normal operation of the energy storage battery cluster module a is better ensured.
According to the heat management system of the energy storage power station, heating or cooling treatment is performed in a geothermal source mode, so that energy consumption is reduced, and meanwhile, the heat management efficiency of the energy storage power station can be effectively improved.
Further, on the basis of the above embodiment, as shown in fig. 1, the geothermal source module 1 includes: a heating assembly and a cooling assembly; the heating component and the cooling component are both communicated with the energy storage battery cluster module A through a pipeline, the heating component is communicated with the pipeline through a thermal compensation module 2, and the cooling component is communicated with the pipeline through a cold compensation module; the heating component is used for heating the energy storage battery cluster module A, and the cooling component is used for cooling the energy storage battery cluster module A. Wherein the heating assembly comprises a high Wen Fenji water heater 11 and a high temperature buried pipe 12; the high-temperature water separator-collector 11 is communicated with the high-temperature buried pipe 12, and the high-temperature Wen Fenji water collector 11 is also respectively communicated with the pipeline and the thermal compensation module 2. The cooling assembly comprises a low-temperature water collector 13 and a low-temperature buried pipe 14; the low-temperature water separator-collector 13 is communicated with the low-temperature buried pipe 14, and the low-temperature Wen Fenji water collector 13 is also respectively communicated with the pipeline and the cold compensation module 3; the depth of burial of the high temperature ground pipe 12 is greater than the depth of burial of the low temperature ground pipe 14.
Specifically, the heating component has a main function of heating the energy storage battery cluster module a, and the cooling component has a main function of cooling the energy storage battery cluster module a. The thermal compensation of the energy storage battery cluster module a is realized by starting the thermal compensation module 2 when the heating component is insufficient to complete the heating of the energy storage battery cluster module a, and the cold compensation of the energy storage battery cluster module a is realized by starting the cold compensation module 3 when the cooling component is insufficient to complete the cooling of the energy storage battery cluster module a.
The high-temperature buried pipe 12 and the low-temperature buried pipe 14 are commonly called as a buried pipe, the structures are the same, the only difference is the buried depth, the buried depth of the high-temperature buried pipe 12 is larger than the buried depth of the low-temperature buried pipe 14, and different temperatures are generated through different buried depths, so that heating or cooling treatment can be realized. The high-temperature water collector 11 is mainly used for collecting water in the high-temperature buried pipe 12, and the low-temperature water collector Wen Fenji is mainly used for collecting water in the low-temperature buried pipe 14.
Fig. 2 is a schematic structural view of a buried pipe according to an embodiment of the present utility model, fig. 3 is a schematic cross-sectional view of a buried pipe according to an embodiment of the present utility model, and fig. 4 is a schematic internal structural view of a buried pipe according to an embodiment of the present utility model.
As shown in fig. 2, the buried pipes can be divided into a high-temperature buried pipe 12 and a low-temperature buried pipe 14 according to the depth of the buried pipe, the high-temperature buried pipe 12 being used to provide high temperature and the low-temperature buried pipe 14 being used to provide low temperature. In order to ensure the heat insulation performance and safety of the high-temperature buried pipe 12 and the low-temperature buried pipe 14, the periphery of the buried pipe is filled with a medium. As shown in fig. 3, the outer surfaces of the high-temperature buried pipe 12 and the low-temperature buried pipe 14 are respectively provided with the vertical heat exchange fins 15 outside the buried pipe, so that the heat exchange area can be effectively increased, and meanwhile, the buried pipe is convenient to embed. As shown in fig. 4, the inner spiral heat exchange fins 16 of the buried pipe are arranged in the high-temperature buried pipe 12 and the low-temperature buried pipe 14, so that the heat exchange area is increased, the inner liquid flow direction is restrained to a certain extent, and the phenomenon of liquid backflow is effectively avoided.
Furthermore, on the basis of the above embodiment, the embodiment further includes a water inlet three-way switching valve 4, a water return three-way switching valve 5 and a load loop water pump 6; three ends of the water inlet three-way switching valve 4 are respectively communicated with the water outlet of the heating component, the water outlet of the cooling component and the energy storage battery cluster module A; three ends of the return water three-way switching valve 5 are respectively communicated with a return water port of the heating assembly, a return water port of the cooling assembly and the energy storage battery cluster module A, and the load loop water pump 6 is arranged between the inlet three-way switching valve 4 and the energy storage battery cluster module A and between the return water three-way switching valve 5 and the energy storage battery cluster module A.
Specifically, the main function of the water-entering three-way valve is to drain the water of the high-temperature buried pipe 12 or the low-temperature buried pipe 14 to the energy storage battery cluster module A through the water-entering three-way valve, the load loop water pump 6 arranged between the water-entering three-way valve 4 and the energy storage battery cluster module A is used as a power source to regulate the temperature of the energy storage battery cluster module A, and then the load loop water pump 6 between the water return three-way valve 5 and the energy storage battery cluster module A circulates the water back to the high-temperature buried pipe 12 or the low-temperature buried pipe 14 after the water back flows through the water return three-way valve 5, so that the heating and cooling treatment of the energy storage battery cluster module A are realized.
Further, as shown in fig. 1, on the basis of the above embodiment, the thermal compensation module 2 in the present embodiment includes a thermal compensation bypass valve 23, a heating unit, a thermal compensation circuit water pump 21, a thermal compensation unit circuit water pump 24, and a thermal compensation heat exchanger 22; the geothermal source module 1, the thermal compensation bypass valve 23, the thermal compensation heat exchanger 22, the heating unit and the thermal compensation unit loop water pump 24 are sequentially communicated to form a thermal compensation loop; the cold compensation module 3 comprises a cold compensation bypass valve 33, a cooling unit, a cold compensation loop water pump 31, a cold compensation unit loop water pump 34 and a cold compensation heat exchanger 32; the geothermal source module 1, the cold compensation bypass valve 33, the cold compensation heat exchanger 32, the cooling unit and the cold compensation unit loop water pump 34 are sequentially communicated to form a cold compensation loop.
Specifically, when the system cooling load is small, the cooling liquid forms loop operation through the water inlet three-way switching valve 4, the battery cluster circulation proportional valve B, the load loop water pump 6 and the water return three-way switching valve 5. At this time, the cooling load of the whole system is small and can meet the requirement only by the geothermal source, so the water inlet three-way switching valve 4 and the water return three-way switching valve 5 are switched into a low-temperature loop, the cold compensation bypass valve 33 and the hot compensation bypass valve 23 are all closed, and the cold/hot compensation module 2 is closed to reduce the energy consumption of the system. The central processing unit dynamically adjusts the battery cluster circulation proportional valve B corresponding to each energy storage battery cluster module A and the operating frequency of the load loop water pump 6 according to the cooling capacity required by each battery cluster, so that the high-efficiency stable operation of the whole system is ensured, and the whole energy consumption optimal scheme is achieved.
When the heat load of the system is small, the cooling liquid forms loop operation through the water inlet three-way switching valve 4, the battery cluster circulation proportional valve B, the load loop water pump 6 and the water return three-way switching valve 5. At this time, the heat load of the whole system is small and can reach the requirement only by the geothermal source, so the water inlet three-way switching valve 4 and the water return three-way switching valve 5 are switched into high-temperature loops, the cold compensation bypass valve 33 and the hot compensation bypass valve 23 are closed completely, and the cold/hot compensation module 2 is closed to reduce the energy consumption of the system. The central processing unit dynamically adjusts the battery cluster circulation proportional valve B corresponding to each energy storage battery cluster module A and the operating frequency of the load loop water pump 6 according to the heat demand of each battery cluster, so that the high-efficiency stable operation of the whole system is ensured, and the whole energy consumption optimal scheme is achieved.
When the system cold load increases to exceed the capacity of the geothermal source, the cooling liquid forms loop operation through the water inlet three-way switching valve 4, the cold compensation bypass valve 33, the cold compensation heat exchanger 32, the battery cluster circulation proportional valve B, the load loop water pump 6 and the backwater three-way switching valve 5. At this time, the cooling load of the whole system exceeds the capacity of the geothermal source, so that the cooling compensation module 3 operates, and the cooling compensation bypass valve 33 is controlled by the central processing unit to regulate and control the bypass flow so that part of the cooling liquid passes through the cooling compensation heat exchanger 32 to perform cooling compensation, and the cooling compensation unit loop water pump 34 is used as a power source. The thermal compensation bypass valve 23 is closed and the thermal compensation module 2 is closed to reduce system energy consumption. The central processing unit dynamically adjusts the proportion of the battery cluster circulation proportional valve B and the operating frequency of the load loop pump according to the cooling capacity required by each battery cluster in the energy storage battery cluster module A, so that the high-efficiency stable operation of the whole system is ensured, and the whole energy consumption optimal scheme is achieved.
When the heat load of the system is increased to exceed the capacity of the geothermal source, the cooling liquid forms loop operation through the water inlet three-way switching valve 4, the thermal compensation bypass valve 23, the thermal compensation heat exchanger 22, the battery cluster circulation proportional valve B, the load loop water pump 6 and the backwater three-way switching valve 5. At this time, the heat load of the whole system exceeds the capacity of the geothermal source, so that the heat compensation module 2 operates, the heat compensation bypass valve 23 is controlled by the central processing unit to regulate and control the bypass flow, so that part of the cooling liquid passes through the heat compensation heat exchanger 22 to carry out heat compensation, and the heat compensation unit loop water pump 24 is used as a power source. The cold compensation bypass valve 33 is closed and the cold compensation module 3 is closed to reduce system energy consumption. The central processing unit dynamically adjusts the proportion of the battery cluster circulation proportional valve B and the operating frequency of the load loop water pump 6 according to the heat demand of each battery cluster in the energy storage battery cluster module A, so that the high-efficiency stable operation of the whole system is ensured, and the whole energy consumption optimal scheme is achieved.
It should be noted that, the heating unit in the thermal compensation module 2 may be a PTC electric heating module, a gas heating boiler, an electric heating boiler, or the like. While the refrigeration unit in the cold compensation module 3 may use a compression refrigerator, a worm freezer, etc.
By adopting the technical scheme of the utility model, the cluster type heat management is carried out on all battery clusters of the whole energy storage power station, the energy consumption of the heat management during the operation of the energy storage power station is reduced, the problems of low efficiency, high energy consumption and the like of a heat management system are effectively solved by utilizing a geothermal source, and the operation stability and the operation efficiency of the energy storage power station in a low-temperature and high-temperature environment are greatly improved.
Based on the same general inventive concept, the present utility model also provides an energy storage power station, comprising a thermal management system of the energy storage power station according to any of the above embodiments.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
From the above description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course may be implemented by means of hardware. Based on this understanding, the foregoing technical solution may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the respective embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A thermal management system for an energy storage power station, comprising: the device comprises a geothermal source module, a thermal compensation module and a cold compensation module;
the geothermal source module is communicated with the energy storage battery cluster module through a pipeline, the thermal compensation module and the cold compensation module are also respectively communicated with the pipeline, and the geothermal source module is also respectively communicated with the thermal compensation module and the cold compensation module;
the geothermal source module is used for carrying out cooling management or heating management on the energy storage battery cluster module;
the thermal compensation module is used for carrying out compensation heating management on the energy storage battery cluster module;
the cold compensation module is used for carrying out compensation cooling management on the energy storage battery cluster module.
2. The thermal management system of an energy storage power station of claim 1, wherein the geothermal source module comprises: a heating assembly and a cooling assembly;
the heating component and the cooling component are communicated with the energy storage battery cluster module through the pipeline, the heating component is communicated with the pipeline through the thermal compensation module, and the cooling component is communicated with the pipeline through the cold compensation module;
the heating assembly is used for heating the energy storage battery cluster module, and the cooling assembly is used for cooling the energy storage battery cluster module.
3. The thermal management system of an energy storage power plant of claim 2, wherein the heating assembly comprises a high Wen Fenji water heater and a high temperature buried pipe;
the high-temperature water collecting and distributing device is communicated with the high-temperature buried pipe, and the high-temperature water collecting and distributing device is also respectively communicated with the pipeline and the thermal compensation module.
4. The thermal management system of an energy storage power station of claim 3, wherein the cooling assembly comprises a cryogenic water separator and a cryogenic ground pipe;
the low Wen Fenji water device is communicated with the low-temperature buried pipe, and the low Wen Fenji water device is also respectively communicated with the pipeline and the cold compensation module;
the high-temperature buried pipe has a greater depth than the low-temperature buried pipe.
5. The thermal management system of an energy storage power station of claim 4, wherein the exterior surfaces of the high temperature and low temperature buried pipes are each provided with a buried pipe exterior vertical heat exchange fin.
6. The thermal management system of an energy storage power station of claim 4, wherein the high temperature buried pipe and the low temperature buried pipe are each internally provided with buried pipe internal spiral heat exchange fins.
7. The thermal management system of an energy storage power plant of claim 2, further comprising a water-in three-way switching valve and a water-return three-way switching valve;
three ends of the water inlet three-way switching valve are respectively communicated with the water outlet of the heating assembly, the water outlet of the cooling assembly and the energy storage battery cluster module;
and three ends of the return water three-way switching valve are respectively communicated with the return water port of the heating assembly, the return water port of the cooling assembly and the energy storage battery cluster module.
8. The thermal management system of an energy storage power plant of claim 7, further comprising a load loop water pump;
the load loop water pump is arranged between the water inlet three-way switching valve and the energy storage battery cluster module, and between the water return three-way switching valve and the energy storage battery cluster module.
9. The thermal management system of any of claims 1-8, wherein the thermal compensation module comprises a thermal compensation bypass valve, a heating unit, a thermal compensation circuit water pump, a thermal compensation unit circuit water pump, and a thermal compensation heat exchanger;
the geothermal source module, the thermal compensation bypass valve, the thermal compensation heat exchanger, the heating unit and the thermal compensation unit loop water pump are sequentially communicated to form a thermal compensation loop;
the cold compensation module comprises a cold compensation bypass valve, a cooling unit, a cold compensation loop water pump, a cold compensation unit loop water pump and a cold compensation heat exchanger;
the geothermal source module, the cold compensation bypass valve, the cold compensation heat exchanger, the cooling unit and the cold compensation unit loop water pump are sequentially communicated to form a cold compensation loop.
10. An energy storage power station comprising the thermal management system of the energy storage power station of any of claims 1-9.
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CN202322067085.2U Active CN220753548U (en) | 2023-08-02 | 2023-08-02 | Thermal management system of energy storage power station and energy storage power station |
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