CN220605780U - Energy storage inversion module and battery system - Google Patents
Energy storage inversion module and battery system Download PDFInfo
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- CN220605780U CN220605780U CN202321476842.5U CN202321476842U CN220605780U CN 220605780 U CN220605780 U CN 220605780U CN 202321476842 U CN202321476842 U CN 202321476842U CN 220605780 U CN220605780 U CN 220605780U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 64
- 238000006243 chemical reaction Methods 0.000 claims abstract description 83
- 239000007788 liquid Substances 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 229910052744 lithium Inorganic materials 0.000 description 1
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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 discloses an energy storage inversion module, which comprises a battery cell unit; the power conversion unit is electrically connected with the battery cell unit through the connection row; the temperature-adjusting heat exchange unit is fixed between the battery cell unit and the power conversion unit, and the battery cell unit and the power conversion unit can exchange heat with the temperature-adjusting heat exchange unit. Meanwhile, the battery system applying the energy storage inversion module comprises a plurality of the energy storage inversion modules, the battery cells of the plurality of the energy storage inversion modules are connected in series and in parallel, the temperature adjusting heat exchange units of the plurality of the energy storage inversion modules are connected in series and in parallel, and the power conversion units of the plurality of the energy storage inversion modules are connected through the conductive bars, so that the problems of complex topology, high cost and large volume of the existing energy storage system are solved.
Description
Technical Field
The present utility model relates to the field of batteries, and in particular, to an energy storage inverter module and a battery system.
Background
In order to cope with the shortage of global energy sources and improve the quality of a power grid and peak clipping and valley filling, the application of a lithium battery energy storage system is more and more wide, and the energy storage system mainly comprises a battery system and an energy storage inverter (PCS) so as to realize the bidirectional conversion of alternating current and direct current. Currently, the battery system and PCS of the mainstream manufacturer are independent and combined together through system integration. After a plurality of battery cells are connected in parallel to form a module in the battery system, the battery system is matched with the BMS and the PDU to form a Pack, and the Pack is mutually converted between the battery direct-current voltage and the power grid alternating-current voltage through a power electronic technology with an external PCS side. The disadvantage of this system is the complex topology, high cost and large volume.
Disclosure of Invention
In order to overcome at least one defect in the prior art, the utility model provides an energy storage inversion module and a battery system, which solve the problems of complex topology, high cost and large volume of the existing energy storage system.
The utility model adopts the technical proposal for solving the problems that:
an energy storage inverter module, comprising:
a cell unit;
the power conversion unit is electrically connected with the battery cell unit through a connection row;
the temperature-adjusting heat exchange unit is fixed between the electric core unit and the power conversion unit, and the electric core unit and the power conversion unit can exchange heat with the temperature-adjusting heat exchange unit.
In some embodiments of the utility model, the power conversion unit comprises a power conversion element provided with a dc-ac conversion circuit electrically connected with the cell unit and a switching circuit.
In some embodiments of the utility model, the power conversion element is further provided with a temperature detection circuit to monitor the battery temperature state of the battery cell.
In some embodiments of the utility model, the power conversion element is further provided with an SOC integrated circuit to evaluate the battery state of charge of the battery cell.
In some embodiments of the utility model, the power conversion element is fixedly connected to the cell unit by a connection support.
In some embodiments of the present utility model, the energy storage inversion module further includes a core heat exchange member, where the core heat exchange member is in conduction with the temperature-adjusting heat exchange unit, and the core heat exchange member and the temperature-adjusting heat exchange unit are respectively located on two opposite sides of the core unit, and the core heat exchange member is in heat conduction connection with the core unit.
In some embodiments of the present utility model, the large surface of the battery cell unit and the power conversion unit are both in heat exchange with the heat exchange large surface of the temperature-adjusting heat exchange unit, and the heat exchange large surface is the side surface with the largest area in the temperature-adjusting heat exchange unit.
The utility model also discloses a battery system, which comprises the energy storage inversion module, wherein the temperature adjustment heat exchange units of the energy storage inversion module are connected in series and parallel, and the power conversion units of the energy storage inversion module are connected through conductive bars.
In some embodiments of the present utility model, the battery system further includes a protection housing, and the plurality of energy storage inverter modules are all fixedly connected inside the protection housing.
In some embodiments of the present utility model, the protection housing is provided with an input port, an output port, a liquid inlet port and a liquid outlet port, wherein the input port and the output port are electrically connected with the power conversion unit, and the liquid inlet port and the liquid outlet port are both communicated with the temperature-adjusting heat exchange unit.
In summary, the energy storage inversion module and the battery system provided by the utility model have the following technical effects:
according to the utility model, the battery cell unit and the power conversion unit are respectively fixed on two opposite sides of the temperature-regulating heat exchange unit, so that the battery cell unit and the power conversion unit are integrated into a whole to form a relatively independent high-integration module, the problems of complex topology, high cost and large volume of the existing energy storage system are solved, the whole of the battery system is simplified, and the structural layout and wiring are reasonable and clear. And the temperature-adjusting heat exchange unit can also adjust the temperature of the battery cell unit and the power conversion unit simultaneously, so that the battery cell unit and the power conversion unit can be used stably, and the use safety and the service life of the energy storage inversion module and the battery system are improved.
Drawings
Fig. 1 is a schematic diagram of an overall structure of an energy storage inverter module according to the present utility model;
FIG. 2 is a schematic diagram of the overall assembly of a battery system according to the present utility model;
fig. 3 is a schematic view showing the overall structure of a battery system according to the present utility model.
Icon: the device comprises a 1-energy storage inversion module, a 11-battery cell unit, a 12-power conversion unit, a 13-connection row, a 14-temperature-adjusting heat exchange unit, a 15-connection support piece, a 16-battery cell heat exchange piece, a 2-conductive row, a 3-protection shell, a 31-input port, a 32-output port, a 33-liquid inlet port and a 34-liquid outlet port.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 2 and 3, the utility model discloses a battery system, which comprises a plurality of energy storage inversion modules 1, wherein power conversion units 12 of the plurality of energy storage inversion modules 1 are connected through conductive bars 2 so as to realize series-parallel connection among electric core units 11 of the plurality of energy storage inversion modules 1, and temperature adjustment heat exchange units 14 of the plurality of energy storage inversion modules 1 are connected in series-parallel.
In the present embodiment, the battery system integrates a plurality of energy storage inverter modules 1. The battery core units 11 of the plurality of energy storage inversion modules 1 are connected in series and parallel to store electric energy, and under the condition that the mains supply input is normal, a part of the electric energy supplied by the mains supply is supplied to each battery core unit 11 to charge, and under the condition that the mains supply is interrupted (accident power failure), each battery core unit 11 can supply power to an external load to be normally used, so that the purpose of uninterrupted power supply is achieved. In addition, the butt ends can be led out from the battery core units 11 of different energy storage inversion modules 1 of the battery system in a serial-parallel connection mode, so that the aim of converting different voltage and current levels is fulfilled.
Each energy storage inverter module 1 is independently configured with a power conversion unit 12, and the power conversion unit 12 can convert direct current into alternating current and/or convert alternating current into direct current, that is, direct current-alternating current conversion. In this way, when the utility power is normally input, the utility power is converted by the power conversion unit 12 to a voltage corresponding to the rated input current of the battery cell unit 11, and then is input to the battery cell unit 11. When the utility power is interrupted (accident power failure), the dc current supplied from the battery cell unit 11 is converted into ac power of a predetermined frequency by the power conversion unit 12, and output.
Therefore, the purpose of integrating the existing battery system and the existing energy storage inverter is achieved, so that alternating current-direct current bidirectional conversion is achieved, the problem of complex topology existing in the existing energy storage system is solved, meanwhile, the battery system does not occupy huge space, the problems of large size and high cost existing in the existing energy storage system are solved, and the space utilization rate is effectively improved.
It should be noted that, the side with the largest area in the cell units 11 is defined as a large surface of the cell units 11, a direction perpendicular to the large surface of the cell units 11 is an arrangement direction of the plurality of cell units 11, and the plurality of cell units 11 are stacked along the arrangement direction. Of course, the plurality of battery cells 11 may be also be arranged in a plurality of groups, and the battery cells 11 of each group are stacked along the arrangement direction. Thus, the assembled structure of the battery system is more compact, and the battery system is more compact.
In addition, the battery system provided by the utility model has the following unexpected effects:
1. because each energy storage inversion module 1 is independently provided with the power conversion unit 12, any energy storage inversion module 1 has the problem of failure or abnormality, and the detection, the independent disassembly and the replacement are more convenient, so that the later maintenance work of the battery system is faster and more convenient.
2. Each energy storage inversion module 1 is further configured with a temperature-adjusting heat-exchanging unit 14 independently, so that a great amount of heat generated by the battery cell unit 11 of each energy storage inversion module 1 in a charging and discharging state and internal heat generated by the power conversion unit 12 in a working state can be absorbed through the temperature-adjusting heat-exchanging unit 14, so that the battery cell unit 11 and the power conversion unit 12 can be always kept in an optimal temperature range, and further, the battery system can be kept in an optimal working effect.
As a further preferable mode of this embodiment, specifically referring to fig. 3, the battery system further includes a protection housing 3, and the plurality of energy storage inverter modules 1 are all fixedly connected inside the protection housing 3. Specifically, the inside assembly cavity that is provided with of protection casing 3, all be provided with the installation department on each electric core unit 11, then each electric core unit 11 is placed to the inside of assembly cavity after, and the installation department of each electric core unit 11 all passes through fastener (such as bolt, screw) and protection casing 3 and can dismantle the connection.
As shown in fig. 3, the protection housing 3 includes a protection cover and a protection housing, and the protection cover is detachably connected with the protection housing. When the battery system is in the process of assembly or maintenance, the protective cover can be detached from the protective housing seat, and each energy storage inversion module 1 is installed inside the assembly chamber one by one. When the protective cover body is in a storage state or a use state, the protective cover body is covered on the protective cover seat, so that the problem that the energy storage inversion module 1 is broken or short-circuited due to the fact that dust or liquid in air falls into the assembly cavity is avoided.
As a further preferred mode of this embodiment, as shown in fig. 2 and 3, the protection housing 3 is provided with an input port 31, an output port 32, a liquid inlet port 33 and a liquid outlet port 34, wherein the input port 31 and the output port 32 are electrically connected to the power conversion unit 12, and the liquid inlet port 33 and the liquid outlet port 34 are electrically connected to the temperature-adjusting heat exchange unit 14.
Specifically, the power conversion unit 12 may be electrically connected to the input port 31/output port 32 through a wire, and the power conversion unit 12 may also be electrically connected through a conductive member (e.g., a conductive sheet, a conductive body, etc.). The temperature-adjusting heat exchange unit 14 is communicated with the liquid inlet port 33/the liquid outlet port 34 through a conveying pipeline, an external heat exchange medium is input into the temperature-adjusting heat exchange unit 14 in the protective shell 3 from the liquid inlet port 33, and after the whole temperature-adjusting heat exchange unit 14 is filled with the heat exchange medium and exchanges heat with the battery cell unit 11 and the power conversion unit 12, the heat exchange medium is output from the liquid outlet port 34, so that the purpose of adjusting the temperature of the battery cell unit 11 and the power conversion unit 12 is achieved.
It should be noted that the input port 31 referred to herein may also be connected to a three-phase grid, as well as to a generator. The output port 32 may be an ac load interface, or a combination of an ac load interface and a dc load interface, where the ac load interface may be connected to a three-phase power grid, or may be connected to ac electric equipment such as a motor, and the dc load interface may be connected to dc electric equipment such as a charging pile.
As a preferred mode of this embodiment, referring specifically to fig. 1 and 2, the energy storage inverter module 1 includes:
a cell unit 11;
the power conversion unit 12, the power conversion unit 12 is electrically connected with the battery cell unit 11 through the connection row 13;
the temperature-adjusting heat exchange unit 14, the temperature-adjusting heat exchange unit 14 is fixed between the large surface of the battery cell unit 11 and the power conversion unit 12, and the large surface of the battery cell unit 11 and the power conversion unit 12 can exchange heat with the temperature-adjusting heat exchange unit 14.
In this embodiment, the temperature-adjusting heat exchange unit 14 has two heat exchange large surfaces, where the heat exchange large surfaces are the side surfaces with the largest area in the temperature-adjusting heat exchange unit 14. Preferably, the heat exchange large surface of the temperature-adjusting heat exchange unit 14 is in abutting contact with the large surface of the battery cell unit 11, or the heat exchange large surface of the temperature-adjusting heat exchange unit 14 is in heat conduction connection with the battery cell unit 11 through heat conduction glue, so that heat generated by the battery cell unit 11 in a charge and discharge state can be subjected to heat exchange with a heat exchange medium through the temperature-adjusting heat exchange unit 14, the battery cell unit 11 can be rapidly cooled, the risk of heat spreading of the battery cell unit 11 is avoided, and meanwhile, the battery cell unit 11 can be controlled in a relatively stable temperature range. Of course, when the battery cell 11 is in a low temperature environment, the heat of the heat exchange medium can be transferred to the battery cell 11, and the temperature of the battery cell 11 is adjusted to be within a proper or optimal temperature range, so that the battery cell 11 is in an optimal use state.
Unexpectedly, since the battery cell unit 11 and the power conversion unit 12 are respectively located on the temperature-adjusting heat exchange unit 14, and the power conversion unit 12 is abutted on the temperature-adjusting heat exchange unit 14. In this way, the heat generated by the power conversion unit 12 during the use process can be timely transferred to the temperature-adjusting heat exchange unit 14, and the heat cannot be accumulated on the power conversion unit 12, and cannot be transferred to the battery cell unit 11 to influence the use performance of the battery cell unit 11, or the heat of the battery cell unit 11 is transferred to the power conversion unit 12 to influence the use performance of the power conversion unit 12. In this way, a high density arrangement of the battery system is facilitated while also ensuring that each cell 11 is within a preferred or optimal temperature range.
In addition, the large surface of the battery cell unit 11 and the large heat-exchanging surface of the power conversion unit 12 are in heat-conducting connection through the temperature-adjusting heat-exchanging unit 14, besides the heat-exchanging efficiency is high, the contact area between the battery cell unit 11 and the temperature-adjusting heat-exchanging unit 14 and between the power conversion unit 12 and the temperature-adjusting heat-exchanging unit 14 is large, so that the whole stress of the energy storage inversion module 1 is more stable, and the whole assembly of the energy storage inversion module 1 is more compact.
It should be noted that the power conversion unit 12 includes a power conversion element provided with a dc-ac conversion circuit and a switching circuit electrically connected to the cell unit 11, and the dc-ac conversion circuit is connected to the switching circuit, so as to achieve the purpose of converting the dc current into the ac current and/or converting the ac current into the dc current, wherein the dc-ac conversion circuit and the switching circuit employ existing circuits, for example, IGBTs as switching elements constituting the ac-dc conversion circuit and the dc-ac conversion circuit, but not limited thereto, and may be switching elements of other structures such as MOS-FETs. The switching elements and specific connection modes involved in the circuit are not described in detail herein.
As a further preferable mode of the present embodiment, the power conversion element is further provided with a temperature detection circuit, that is, the temperature detection circuit is connected to the dc-ac conversion circuit or the switching circuit, so as to monitor the battery temperature state of the battery cell 11, thereby being capable of detecting the temperature of the battery cell 11 under the charge-discharge working condition in real time.
Of course, the power conversion element is also provided with an SOC integrated circuit to evaluate the battery state of charge of the battery cell 11. That is, the SOC integrated circuit is utilized to detect the remaining dischargeable electric quantity of the battery cell 11 after a period of use or a long-term rest and the electric quantity of the battery cell 11 in a fully charged state, and to evaluate the ratio between the remaining dischargeable electric quantity and the electric quantity of the fully charged state, so as to reasonably utilize the battery energy of the battery cell 11, prevent the battery cell 11 from being used unreasonably due to overcharging or overdischarging, and facilitate the improvement of the service life of the battery cell 11.
The power conversion element may include one of the temperature detection circuit and the SOC integrated circuit, or may include both the temperature detection circuit and the SOC integrated circuit. In this way, the power conversion element can have BMS-related functions, so that the temperature and/or electric quantity parameters of the battery cell 11 can be detected, evaluated and managed more accurately.
In order to avoid the problem that the connection between the power conversion unit 12 and the battery cell unit 11 is unstable, the power conversion element of the power conversion unit 12 is not loosened and swayed during the assembly and use processes. As shown in fig. 1, the power conversion element is fixedly connected to the battery cell 11 through a connection support 15.
In particular, the number of the connection supporting members 15 is preferably four, and the four connection supporting members 15 are uniformly distributed on the power conversion element, so that the power conversion element is more uniformly supported and can be firmly connected with the battery cell 11. But not limited to, four connection supports 15, the number of connection supports 15 is preferably two, three, five, six, seven, etc.
It should also be noted that, as shown in fig. 1, the connection support 15 is preferably a support nut, one end of which is screwed to the connection end of the battery cell 11, and a bolt penetrates the power conversion element and is screwed to the other end of the support nut. Alternatively, the connection support 15 may be a support stud, where an end of the support stud is fixed to the cell unit 11, and the other end of the support stud penetrates through the power conversion element and is connected to the fastening nut. Alternatively, the connection support 15 may be a supporting frame, and other fasteners that can connect the power conversion element to the cell unit 11 and support the power conversion element for stress may be used as the connection support 15 in this embodiment.
As a further preferred mode of this embodiment, referring to fig. 1 and 2 specifically, the energy storage inverter module 1 further includes a battery core heat exchange member 16, the battery core heat exchange member 16 is in conduction with the temperature-adjusting heat exchange unit 14, the battery core heat exchange member 16 and the temperature-adjusting heat exchange unit 14 are respectively located at two opposite sides of the battery core unit 11, and the battery core heat exchange member 16 is in heat conduction connection with the battery core unit 11.
Specifically, the electric core heat exchange member 16 has two large heat transfer surfaces, the large heat transfer surface of the electric core heat exchange member 16 is opposite to the large heat transfer surface of the temperature-adjusting heat exchange unit 14, and the large heat transfer surface of the electric core heat exchange member 16 is in contact with the electric core unit 11 or the large heat transfer surface of the electric core heat exchange member 16 is in heat conduction connection with the electric core unit 11 through heat conducting glue. In this way, the cell heat exchange member 16 can quickly absorb heat generated by the cell unit 11 under the charge and discharge working conditions or provide a certain amount of heat to the cell unit 11.
Through the cooperation of electric core heat transfer piece 16 and heat transfer unit 14 that adjusts temperature, not only can more comprehensive, balanced, quick speed adjusting electric core unit 11's temperature, simultaneously, when a plurality of energy storage contravariant module 1 assemble, can also avoid electric core unit 11's heat transfer to adjacent another energy storage contravariant module 1 on, further avoided the emergence of heat spreading risk to battery system's stability in use and safety in utilization have been improved.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. An energy storage inverter module (1), characterized by comprising:
a cell unit (11);
the power conversion unit (12), the said power conversion unit (12) connects with the said electric core unit (11) through the connection row (13);
the temperature-adjusting heat exchange unit (14), the temperature-adjusting heat exchange unit (14) is fixed between the battery cell unit (11) and the power conversion unit (12), and the battery cell unit (11) and the power conversion unit (12) can exchange heat with the temperature-adjusting heat exchange unit (14).
2. Energy storage inverter module (1) according to claim 1, characterized in that: the power conversion unit (12) is fixedly connected with the battery cell unit (11) through a connecting support piece (15).
3. The energy storage inverter module (1) according to claim 1 or 2, characterized in that: the power conversion unit (12) includes a power conversion element provided with a direct current-alternating current conversion circuit electrically connected with the cell unit (11) and a switching circuit.
4. Energy storage inverter module (1) according to claim 3, characterized in that: the power conversion element is further provided with a temperature detection circuit to monitor the battery temperature state of the battery cell (11).
5. Energy storage inverter module (1) according to claim 3, characterized in that: the power conversion element is further provided with an SOC integrated circuit to evaluate the battery state of charge of the cell unit (11).
6. Energy storage inverter module (1) according to claim 1, characterized in that: the solar energy heat-exchange device is characterized by further comprising a battery cell heat exchange piece (16), wherein the battery cell heat exchange piece (16) is communicated with the temperature-adjustment heat exchange unit (14), the battery cell heat exchange piece (16) and the temperature-adjustment heat exchange unit (14) are respectively positioned on two opposite sides of the battery cell unit (11), and the battery cell heat exchange piece (16) is in heat conduction connection with the battery cell unit (11).
7. The energy storage inverter module (1) of claim 1 or 6, characterized in that: the large surface of the battery cell unit (11) and the power conversion unit (12) are in heat exchange with the heat exchange large surface of the temperature-adjusting heat exchange unit (14), and the heat exchange large surface is the side surface with the largest area in the temperature-adjusting heat exchange unit (14).
8. A battery system characterized in that: the energy storage inversion module (1) comprises a plurality of energy storage inversion modules (1) as claimed in any one of claims 1 to 7, wherein the temperature adjusting and heat exchanging units (14) of the plurality of energy storage inversion modules (1) are connected in series and parallel, and the power converting units (12) of the plurality of energy storage inversion modules (1) are connected through conducting bars (2).
9. A battery system according to claim 8, wherein: the energy storage inverter module comprises an energy storage inverter module, and is characterized by further comprising a protection shell (3), wherein the energy storage inverter module (1) is fixedly connected to the inside of the protection shell (3).
10. A battery system according to claim 9, wherein: the protection shell (3) is provided with an input port (31), an output port (32), a liquid inlet port (33) and a liquid outlet port (34), the input port (31) and the output port (32) are electrically connected with the power conversion unit (12), and the liquid inlet port (33) and the liquid outlet port (34) are communicated with the temperature-regulating heat exchange unit (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202321476842.5U CN220605780U (en) | 2023-06-09 | 2023-06-09 | Energy storage inversion module and battery system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321476842.5U CN220605780U (en) | 2023-06-09 | 2023-06-09 | Energy storage inversion module and battery system |
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| CN220605780U true CN220605780U (en) | 2024-03-15 |
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| CN202321476842.5U Active CN220605780U (en) | 2023-06-09 | 2023-06-09 | Energy storage inversion module and battery system |
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