CN220233291U - Heat radiation structure of energy storage power supply - Google Patents
Heat radiation structure of energy storage power supply Download PDFInfo
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- CN220233291U CN220233291U CN202320099966.XU CN202320099966U CN220233291U CN 220233291 U CN220233291 U CN 220233291U CN 202320099966 U CN202320099966 U CN 202320099966U CN 220233291 U CN220233291 U CN 220233291U
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- heat dissipation
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to the technical field of energy storage structures, and discloses an energy storage power supply heat dissipation structure which is used for heat dissipation of a battery module and a circuit assembly. The heat dissipation structure of the energy storage power supply has high heat dissipation efficiency, the battery module and the circuit assembly can be respectively sealed, so that the dustproof and waterproof performance is better, the dustproof and waterproof grade is higher, the first radiator and the second radiator are arranged in the middle, the false touch of a human body can be avoided, and the safety is higher.
Description
Technical Field
The utility model relates to the technical field of energy storage structures, in particular to an energy storage power supply heat dissipation structure.
Background
The energy storage power supply is a device capable of storing electric energy and providing electric energy for household appliances, and at present, the energy storage power supply gradually enters home life and becomes a necessary product for traveling and emergency power utilization.
The existing heat dissipation schemes of the energy storage power supply mainly adopt two heat dissipation schemes, one of the heat dissipation schemes adopts forced air cooling to dissipate heat, the air flow rate is improved by adopting a fan, and an air inlet and an air outlet are required to be reserved on the energy storage power supply, so that the dust-proof and waterproof grade of the whole machine is lower, and the inside of a battery pack is easy to short-circuit; the other natural heat dissipation scheme is suitable for the energy storage power supply with low energy density, heat is dissipated through the shell, but the overall mass is increased, the temperature rise of the shell is higher, the human body is easy to scald when in direct contact, and the danger coefficient is higher.
Therefore, a heat dissipation structure of the energy storage power supply is needed to solve the above-mentioned technical problems.
Disclosure of Invention
Based on the above, the utility model aims to provide the heat dissipation structure of the energy storage power supply, which has high heat dissipation efficiency, the battery module and the circuit assembly can be respectively sealed, so that the dustproof and waterproof performance is better, the dustproof and waterproof grade is higher, the first radiator and the second radiator are arranged in the middle, the mistaken touch of a human body can be avoided, and the safety is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an energy storage power supply heat radiation structure for the heat dissipation of battery module and circuit assembly, energy storage power supply heat radiation structure includes first radiator, second radiator and radiator fan, first radiator with the second radiator is all located battery module with between the circuit assembly, circuit assembly with first radiator heat conduction is connected, battery module with second radiator heat conduction is connected, radiator fan install in first radiator with the side of second radiator is used for blowing in outside air first radiator with the second radiator.
As an optional technical scheme of the energy storage power supply heat dissipation structure, the first radiator and the second radiator are stacked from top to bottom, and the energy storage power supply heat dissipation structure further comprises a heat insulation plate, wherein the heat insulation plate is arranged between the first radiator and the second radiator and is used for thermally isolating the first radiator and the second radiator.
As an optional technical scheme of the heat dissipation structure of the energy storage power supply, the first heat radiator comprises a first flat plate and a plurality of first channel plates, the upper surface of the first flat plate is connected with the circuit assembly, and the plurality of first channel plates are arranged on the lower surface of the first flat plate at intervals side by side to form a plurality of first heat dissipation channels; and/or
The second radiator comprises a second flat plate and a plurality of second channel plates, the lower surface of the second flat plate is connected with the battery module, and the second channel plates are arranged on the upper surface of the second flat plate at intervals side by side to form a plurality of second radiating channels.
As an optional technical scheme of the energy storage power supply heat dissipation structure, the first heat dissipation channel and the second heat dissipation channel extend along the same horizontal direction, and the heat dissipation fan is installed at one ends of the first heat dissipation channel and the second heat dissipation channel.
As an optional technical scheme of the energy storage power supply heat dissipation structure, the energy storage power supply heat dissipation structure further comprises a first heat conduction gasket, and the power components in the circuit assembly are in heat conduction connection with the first radiator through the first heat conduction gasket.
As an optional technical scheme of the energy storage power supply heat dissipation structure, the energy storage power supply heat dissipation structure further comprises a heat conduction plate assembly, the circuit assembly comprises a field effect transistor, and the field effect transistor is in heat conduction connection with the first radiator through the heat conduction plate assembly.
As an optional technical scheme of energy storage power supply heat radiation structure, the heat conduction board subassembly includes the first heat conduction board of level setting, second heat conduction board and the third heat conduction board of vertical setting, first heat conduction board with the upper surface of field effect transistor is connected, the second heat conduction board with first heat conduction board is connected and partly overlaps, the upper end of third heat conduction board is connected the second heat conduction board, the lower extreme of third heat conduction board is connected first radiator.
As an optional technical scheme of the energy storage power supply heat dissipation structure, the energy storage power supply heat dissipation structure further comprises a second heat conduction gasket, and the battery module is in heat conduction connection with the second radiator through the second heat conduction gasket.
As an optional technical scheme of energy storage power supply heat radiation structure, the heat dissipation fan is equipped with at least two, at least two heat dissipation fan set up side by side in first radiator with the same side of second radiator.
As an optional technical scheme of energy storage power supply heat radiation structure, energy storage power supply heat radiation structure still includes the shell, the shell cladding in first radiator the second radiator the battery module with circuit assembly's periphery, be equipped with ventilation hole and louvre on the relative two sides of shell respectively, the cooling fan install in the ventilation hole, the cooling fan warp the ventilation hole is drawn in outside air, the louvre supplies to flow through first radiator with the outside air of second radiator discharges.
The beneficial effects of the utility model are as follows:
according to the heat dissipation structure of the energy storage power supply, disclosed by the utility model, the heat of the circuit assembly is led out through the first radiator, the heat of the battery module is led out through the second radiator, the heat dissipation fan blows external air into the first radiator and the second radiator to take away the heat, the heat dissipation efficiency is high, the external heat dissipation mode does not influence the respective sealing of the battery module and the circuit assembly, the dustproof and waterproof performance is better, and the dustproof and waterproof grade is higher. In addition, the first radiator and the second radiator are both positioned between the battery module and the circuit assembly, and the human body can be prevented from being touched by mistake in a centered arrangement mode, so that the safety is higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a heat dissipation structure of an energy storage power supply according to the present utility model;
fig. 2 is a schematic diagram of a partial structure of a heat dissipation structure of an energy storage power supply (excluding a housing) according to the present utility model;
FIG. 3 is a schematic diagram of a mounting structure of a first heat sink and a circuit assembly according to the present utility model;
fig. 4 is a schematic diagram of an installation structure of the second heat sink and the battery module according to the present utility model.
In the figure:
1. a first heat sink; 11. a first plate; 12. a first channel plate; 13. a first heat dissipation channel;
2. a second heat sink; 21. a second plate; 22. a second channel plate; 23. a second heat dissipation channel;
3. a heat radiation fan; 4. a heat insulating plate; 5. a first thermally conductive pad;
6. a thermally conductive plate assembly; 61. a first heat-conducting plate; 62. a second heat-conducting plate; 63. a third heat-conducting plate;
7. a second thermally conductive pad; 8. a housing; 81. a vent hole;
100. a circuit assembly; 110. a power component; 120. a field effect transistor; 200. and a battery module.
Detailed Description
In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but 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 fall within the scope of the utility model.
As shown in fig. 1-4, the present embodiment provides a heat dissipation structure of an energy storage power supply, which belongs to a component of the energy storage power supply, the energy storage power supply further includes a battery module 200 and a circuit assembly 100, the circuit assembly 100 is installed above the battery module 200, wherein the battery module 200 includes a plurality of electric cores connected in series and parallel through nickel strips, and the electric cores are electrically connected with the nickel strips through tabs; the circuit assembly 100 comprises an inverter and a PCBA board, wherein the inverter comprises power components 110 such as MOS (field effect transistor 120) and inductance and capacitance; the heat dissipation structure of the energy storage power supply is used for heat dissipation of the battery module 200 and the circuit assembly 100.
As shown in fig. 1 to 4, the heat dissipation structure of the energy storage power supply includes a first heat sink 1, a second heat sink 2, a heat dissipation fan 3, and a housing 8. Specifically, the first radiator 1 and the second radiator 2 are both arranged between the battery module 200 and the circuit assembly 100, the circuit assembly 100 is in heat conduction connection with the first radiator 1, the battery module 200 is in heat conduction connection with the second radiator 2, and the heat dissipation fan 3 is arranged at the side edges of the first radiator 1 and the second radiator 2 and used for blowing outside air into the first radiator 1 and the second radiator 2; the outer casing 8 is wrapped around the first radiator 1, the second radiator 2, the battery module 200 and the circuit assembly 100, and the outer casing 8 is disposed at intervals from the first radiator 1 and the second radiator 2.
Specifically, the heat dissipation structure of the energy storage power supply provided in this embodiment derives the heat of the circuit assembly 100 through the first radiator 1, derives the heat of the battery module 200 through the second radiator 2, the heat dissipation fan 3 blows external air into the first radiator 1 and the second radiator 2 to take away the heat, the heat dissipation efficiency is high, and the external heat dissipation form does not influence the respective sealing of the battery module 200 and the circuit assembly 100, so that the dustproof and waterproof performance is better, the dustproof and waterproof grade is higher, the completely sealed battery module 200 is not contacted with air, the safety coefficient is higher, and the overall quality of the battery module is lighter than that of a natural heat dissipation structure. In addition, the first radiator 1 and the second radiator 2 are both located between the battery module 200 and the circuit assembly 100, the mode of centering arrangement can avoid human body false touch, and the shell 8 is arranged at intervals with the first radiator 1 and the second radiator 2, so that the first radiator 1 and the second radiator 2 cannot be directly transmitted to the shell 8 to heat the shell, and the safety is higher.
Alternatively, as shown in fig. 3, the first heat spreader 1 includes a first flat plate 11 and a plurality of first channel plates 12, wherein an upper surface of the first flat plate 11 is connected to the circuit assembly 100, and the plurality of first channel plates 12 are arranged on a lower surface of the first flat plate 11 side by side at intervals to form a plurality of first heat dissipation channels 13. Specifically, the heat dissipation fan 3 is mounted at one end of the first heat dissipation channel 13, and can blow in external air from one end of the first heat dissipation channel 13, and low-temperature air flows through the first heat dissipation channel 13 to take away heat on the first flat plate 11 and the plurality of first channel plates 12, and finally is discharged from the other end of the first heat dissipation channel 13 to dissipate the heat.
Optionally, as shown in fig. 3, the heat dissipation structure of the energy storage power supply further includes a first heat conduction gasket 5, where the power component 110 in the circuit assembly 100 is in heat conduction connection with the first plate 11 of the first radiator 1 through the first heat conduction gasket 5, and the first heat conduction gasket 5 uses soft and elastic materials such as silica gel, polyurethane and acrylic resin, so that on one hand, the heat dissipation structure has good heat conduction characteristics, on the other hand, an air gap between the power component 110 and the first plate 11 can be filled, and efficiency of heat transfer from the power component 110 to the first radiator 1 is greatly improved, thereby improving heat dissipation efficiency of the power component 110.
Further, as shown in fig. 3, the heat dissipation structure of the energy storage power supply further includes a heat conducting plate assembly 6, and the field effect transistor 120 in the circuit assembly 100 is thermally connected to the first heat sink 1 through the heat conducting plate assembly 6. Specifically, the heat conductive plate assembly 6 includes a first heat conductive plate 61, a second heat conductive plate 62, and a third heat conductive plate 63, which are horizontally disposed, the first heat conductive plate 61 is connected to the upper surface of the field effect transistor 120, the second heat conductive plate 62 is connected to the first heat conductive plate 61 and partially overlaps, the second heat conductive plate 62 is connected to the upper end of the third heat conductive plate 63, and the first heat sink 1 is connected to the lower end of the third heat conductive plate 63. The first, second and third heat conductive plates 61, 62 and 63 are made of good conductive materials such as iron plates, copper plates and aluminum plates, so that the heat generated by the field effect transistor 120 is uniformly conducted out to improve the heat dissipation efficiency.
Preferably, as shown in fig. 3, the first heat-conducting plate 61 is horizontally and transversely arranged, the second heat-conducting plates 62 are horizontally and longitudinally arranged at two ends of the first heat-conducting plate 61, the two second heat-conducting plates 62 are respectively overlapped above the first heat-conducting plate 61, the two third heat-conducting plates 63 are correspondingly arranged, and the two third heat-conducting plates 63 are respectively connected to the lower surfaces of the second heat-conducting plates 62 to form a T-shaped heat-conducting structure.
Preferably, a heat conductive paste is disposed between the field effect transistor 120 and the first heat conductive plate 61, between the first heat conductive plate 61 and the second heat conductive plate 62, between the second heat conductive plate 62 and the third heat conductive plate 63, and between the third heat conductive plate 63 and the first flat plate 11.
Alternatively, as shown in fig. 4, the second heat sink 2 includes a second flat plate 21 and a plurality of second channel plates 22, the lower surface of the second flat plate 21 is connected with the battery module 200, and the plurality of second channel plates 22 are disposed on the upper surface of the second flat plate 21 side by side at intervals to form a plurality of second heat dissipation channels 23. Specifically, the heat dissipation fan 3 is mounted at one end of the second heat dissipation channel 23, and is capable of blowing in external air from one end of the second heat dissipation channel 23, and low-temperature air flows through the second heat dissipation channel 23 to take away heat on the second flat plate 21 and the plurality of second channel plates 22, and finally is discharged from the other end of the second heat dissipation channel 23 to dissipate the heat.
Further, as shown in fig. 4, the heat dissipation structure of the energy storage power supply further includes a second heat conduction pad 7, and the battery module 200 is in heat conduction connection with the second heat sink 2 through the second heat conduction pad 7. Specifically, the battery module 200 is in contact with the second heat conduction gasket 7 through the nickel strap and the tab at the top, and the second heat conduction gasket 7 is made of soft and elastic materials such as silica gel, polyurethane and acrylic resin, so that on one hand, the battery module has good heat conduction characteristics, on the other hand, an air gap between the battery module 200 and the second flat plate 21 can be filled, and the heat transfer efficiency of the battery module 200 to the second radiator 2 is greatly improved, so that the heat dissipation efficiency of the battery module 200 is improved.
Alternatively, as shown in fig. 1 and fig. 2, the first radiator 1 and the second radiator 2 are arranged in opposite directions, that is, the first radiating channel 13 and the second radiating channel 23 are arranged in opposite directions, and the first radiating channel 13 and the second radiating channel 23 extend along the same horizontal direction, and the radiating fan 3 is mounted at one end of the first radiating channel 13 and one end of the second radiating channel 23, so that the same radiating fan 3 can drive the air flows in the first radiating channel 13 and the second radiating channel 23 at the same time, thereby improving the utilization rate of the radiating fan 3 and making the whole structure more compact.
Further, as shown in fig. 1 and fig. 2, the first radiator 1 and the second radiator 2 are stacked from top to bottom, the heat-dissipating structure of the energy storage power supply further comprises a heat-insulating board 4, the heat-insulating board 4 is arranged between the first radiator 1 and the second radiator 2 and is used for thermally isolating the first radiator 1 and the second radiator 2, so that heat transfer between the first radiator 1 and the second radiator 2 is greatly reduced, independent heat dissipation between the battery module 200 and the circuit assembly 100 is enabled, the circuit assembly 100 is prevented from heating the battery module 200, and safety is further improved.
Preferably, the heat insulation board 4 is made of fireproof heat insulation materials such as ceramic fiber, glass fiber, basalt fiber, rock wool, alumina fiber and the like.
Preferably, the heat dissipation fans 3 are at least two, and the at least two heat dissipation fans 3 are arranged on the same side of the first radiator 1 and the second radiator 2 side by side, so that the consistency of heat dissipation directions is maintained, and the heat dissipation efficiency is improved. In the present embodiment, as shown in fig. 1 and 2, two heat dissipation fans 3 are provided.
Optionally, the two opposite sides of the casing 8 are respectively provided with a vent hole 81 and a heat dissipation hole, the heat dissipation fan 3 is mounted on the vent hole 81, the heat dissipation fan 3 pumps in external air through the vent hole 81, the heat dissipation holes are used for discharging the external air flowing through the first radiator 1 and the second radiator 2, so that the casing 8 plays a role in blocking and protecting, and meanwhile, a space for giving way is provided for air intake and air exhaust.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. The utility model provides an energy storage power supply heat radiation structure for the heat dissipation of battery module (200) and circuit subassembly (100), its characterized in that, energy storage power supply heat radiation structure includes first radiator (1), second radiator (2) and radiator fan (3), first radiator (1) with second radiator (2) all locate battery module (200) with between circuit subassembly (100), circuit subassembly (100) with first radiator (1) heat conduction is connected, battery module (200) with second radiator (2) heat conduction is connected, radiator fan (3) install in first radiator (1) with the side of second radiator (2), be used for with outside air blow in first radiator (1) with second radiator (2).
2. The heat dissipation structure of an energy storage power supply according to claim 1, wherein the first heat sink (1) and the second heat sink (2) are stacked from top to bottom, the heat dissipation structure of an energy storage power supply further comprises a heat insulation board (4), and the heat insulation board (4) is arranged between the first heat sink (1) and the second heat sink (2) and is used for thermally isolating the first heat sink (1) and the second heat sink (2).
3. The heat dissipation structure of an energy storage power supply according to claim 1, wherein the first heat sink (1) comprises a first flat plate (11) and a plurality of first channel plates (12), the upper surface of the first flat plate (11) is connected with the circuit assembly (100), and the plurality of first channel plates (12) are arranged on the lower surface of the first flat plate (11) side by side at intervals to form a plurality of first heat dissipation channels (13); and/or
The second radiator (2) comprises a second flat plate (21) and a plurality of second channel plates (22), wherein the lower surface of the second flat plate (21) is connected with the battery module (200), and the second channel plates (22) are arranged on the upper surface of the second flat plate (21) at intervals side by side to form a plurality of second radiating channels (23).
4. A heat dissipation structure for an energy storage power supply according to claim 3, wherein the first heat dissipation channel (13) and the second heat dissipation channel (23) extend along the same horizontal direction, and the heat dissipation fan (3) is mounted at one end of the first heat dissipation channel (13) and one end of the second heat dissipation channel (23).
5. The energy storage power supply heat dissipation structure as defined in any one of claims 1-4, further comprising a first heat conductive pad (5), wherein the power components (110) in the circuit assembly (100) are thermally connected to the first heat sink (1) via the first heat conductive pad (5).
6. The energy storage power supply heat dissipation structure as defined in any one of claims 1-4, further comprising a heat conducting plate assembly (6), the circuit assembly (100) comprising a field effect transistor (120), the field effect transistor (120) being in heat conducting connection with the first heat sink (1) via the heat conducting plate assembly (6).
7. The heat dissipation structure of an energy storage power supply according to claim 6, wherein the heat conduction plate assembly (6) comprises a first heat conduction plate (61), a second heat conduction plate (62) and a third heat conduction plate (63) which are horizontally arranged, the first heat conduction plate (61) is connected with the upper surface of the field effect transistor (120), the second heat conduction plate (62) is connected with the first heat conduction plate (61) and partially overlapped, the upper end of the third heat conduction plate (63) is connected with the second heat conduction plate (62), and the lower end of the third heat conduction plate (63) is connected with the first heat sink (1).
8. The energy storage power supply heat dissipation structure as defined in any one of claims 1-4, further comprising a second heat conducting gasket (7), wherein the battery module (200) is in heat conducting connection with the second heat sink (2) through the second heat conducting gasket (7).
9. The heat dissipation structure of an energy storage power supply according to any one of claims 1-4, wherein at least two heat dissipation fans (3) are provided, and at least two heat dissipation fans (3) are arranged on the same side of the first heat sink (1) and the second heat sink (2) side by side.
10. The heat dissipation structure of an energy storage power supply according to any one of claims 1 to 4, further comprising a housing (8), wherein the housing (8) is wrapped around the first heat sink (1), the second heat sink (2), the battery module (200) and the circuit assembly (100), and vent holes (81) and heat dissipation holes are respectively formed in two opposite sides of the housing (8), the heat dissipation fan (3) is mounted in the vent holes (81), the heat dissipation fan (3) draws in external air through the vent holes (81), and the heat dissipation holes allow the external air flowing through the first heat sink (1) and the second heat sink (2) to be discharged.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320099966.XU CN220233291U (en) | 2023-02-02 | 2023-02-02 | Heat radiation structure of energy storage power supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320099966.XU CN220233291U (en) | 2023-02-02 | 2023-02-02 | Heat radiation structure of energy storage power supply |
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| CN220233291U true CN220233291U (en) | 2023-12-22 |
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| CN202320099966.XU Active CN220233291U (en) | 2023-02-02 | 2023-02-02 | Heat radiation structure of energy storage power supply |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117691247A (en) * | 2024-02-04 | 2024-03-12 | 双一力(宁波)电池有限公司 | A battery module and energy storage system |
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2023
- 2023-02-02 CN CN202320099966.XU patent/CN220233291U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117691247A (en) * | 2024-02-04 | 2024-03-12 | 双一力(宁波)电池有限公司 | A battery module and energy storage system |
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