CN223872633U - A wind-cooled heat dissipation structure for an energy storage system - Google Patents

A wind-cooled heat dissipation structure for an energy storage system

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Publication number
CN223872633U
CN223872633U CN202520237864.9U CN202520237864U CN223872633U CN 223872633 U CN223872633 U CN 223872633U CN 202520237864 U CN202520237864 U CN 202520237864U CN 223872633 U CN223872633 U CN 223872633U
Authority
CN
China
Prior art keywords
air
module
heat dissipation
air duct
cabinet body
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Active
Application number
CN202520237864.9U
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Chinese (zh)
Inventor
陈炜灿
刘辉
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Anhui Lishi New Energy Development Co ltd
Original Assignee
Anhui Lishi New Energy Development Co ltd
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Publication date
Application filed by Anhui Lishi New Energy Development Co ltd filed Critical Anhui Lishi New Energy Development Co ltd
Priority to CN202520237864.9U priority Critical patent/CN223872633U/en
Priority to DE202025105707.7U priority patent/DE202025105707U1/en
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Publication of CN223872633U publication Critical patent/CN223872633U/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/251—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The utility model discloses an air cooling heat dissipation structure of an energy storage system, which comprises a heat dissipation structure, wherein the heat dissipation structure comprises an air cooling part, the air cooling part is arranged at the rear end of the outside of a cabinet body, air channels passing through a first module and a second module are further arranged in the cabinet body, heat dissipation plates are arranged at the left side wall and the right side wall of the first module and the second module, a plurality of through holes are uniformly formed in the heat dissipation plates, fans are arranged at the front end side walls of the first module and the second module, and air in the air channels enters the inner side of the heat dissipation plates from the through holes and is pumped out by the fans after contacting the first module and the second module. According to the utility model, through the heat dissipation structure, the fan drives the cooling gas to flow along the air duct, and cold air in the air duct enters the inner side of each heat dissipation plate from the through hole, so that the cold air is pumped out after contacting each battery cell module, and uniform heat dissipation of each battery cell module is realized, thereby ensuring the consistency of the temperature of the battery pack.

Description

Air-cooled heat radiation structure of energy storage system
Technical Field
The utility model belongs to the technical field of heat dissipation of energy storage systems, and particularly relates to an air-cooling heat dissipation structure of an energy storage system.
Background
The energy storage system is used as a key technology for balancing power supply and demand and improving energy utilization efficiency, the performance stability and the operation efficiency of the energy storage system are paid attention to, and the heat dissipation structure of the energy storage system is used as an important link for guaranteeing stable operation of the energy storage system, so that the mode selection is more important.
At present, the main energy storage system heat dissipation modes in the market mainly comprise two types of air cooling heat dissipation and liquid cooling heat dissipation:
The liquid cooling heat dissipation mode has the characteristics of high heat dissipation efficiency, good temperature uniformity, accurate temperature control and the like, but the heat dissipation mode of heat exchange through a refrigerant has the risk of liquid leakage, and the problems of high overall equipment cost, difficult maintenance and the like cause the scheme to be inapplicable in remote areas or areas with stricter safety control.
In the air cooling heat dissipation mode in the prior art, an air duct is generally arranged around the outer periphery of the battery pack in the cabinet body, so that cooling air takes away heat around the battery pack when flowing in the air duct, the battery pack generally comprises a plurality of sub-modules which are arranged in parallel, the heat dissipation effect obtained by each sub-module cannot be guaranteed to be consistent only by dissipating heat at the periphery of the whole battery module, and the condition that the temperature of the sub-modules is uneven exists.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model provides the following technical scheme:
the utility model provides an air-cooled heat dissipation structure of an energy storage system, which comprises:
A cabinet body;
The battery pack is arranged in the cabinet body and comprises a first module and a second module which are arranged in parallel left and right and have intervals;
The heat radiation structure, heat radiation structure includes the forced air cooling spare, the forced air cooling spare sets up in the outside rear end of the cabinet body, the internal portion of cabinet still is provided with the wind channel that flows through first and second of module, the left and right sides wall department of first and second of module all is provided with the heating panel, evenly offered a plurality of through-holes on the heating panel, the front end lateral wall of first and second of module all is provided with the fan, the air in the wind channel gets into the inboard and is taken out by the fan after contacting first and second of module from the through-hole entering heating panel.
As the preference of above-mentioned technical scheme, the wind channel is including the wind channel one, wind channel two and the wind channel three of linking gradually, wind channel one sets up at the interior top of the cabinet body, wind channel two sets up along the direction of height of group battery, wind channel three is the clearance between group battery front side wall, bottom and back lateral wall and the internal lateral wall of corresponding cabinet.
As the optimization of the technical scheme, the output end of the air cooling piece is provided with an air inlet, the air inlet is communicated with the first air channel, and the third air channel is communicated with the input end of the air cooling piece.
As the optimization of the technical scheme, the second air duct comprises three parts, namely a first air duct, a second air duct and a first air duct, wherein the first air duct and the second air duct are respectively provided with gaps between the side walls of the radiating plates and the side walls of the cabinet body.
As the optimization of the technical scheme, the air duct III comprises three parts, namely a gap between the front end of the battery pack and the side wall of the cabinet body, a gap between the bottom end of the battery pack and the side wall of the cabinet body and a gap between the rear end of the battery pack and the side wall of the cabinet body, wherein the gap between the rear end of the battery pack and the side wall of the cabinet body is communicated with the input end of the air cooling piece.
As the optimization of the technical scheme, the cross section area of the gap between the first module and the second module, which are positioned at the middle position, of the air duct II is larger than that of the gap between the other two parts of the air duct II.
The beneficial effects of the utility model are as follows:
according to the utility model, through the heat dissipation structure, the fan drives the cooling gas to flow along the air duct, and cold air in the air duct enters the inner side of each heat dissipation plate from the through hole, so that the cold air is pumped out after contacting each battery cell module, and uniform heat dissipation of each battery cell module is realized, thereby ensuring the consistency of the temperature of the battery pack.
Drawings
FIG. 1 illustrates an overall schematic of an energy storage system according to an embodiment;
FIG. 2 is a schematic diagram of a battery pack according to an embodiment;
FIG. 3 is a schematic diagram illustrating a front view of an energy storage system according to an embodiment;
FIG. 4 is a schematic view of the cross-sectional structure of A-A of FIG. 3;
FIG. 5 illustrates a schematic side view of an energy storage system according to an embodiment;
FIG. 6 is a schematic view showing the cross-sectional structure of B-B in FIG. 5;
FIG. 7 is a schematic view of the cross-sectional structure of C-C of FIG. 5;
Reference numeral 10, cabinet 20, battery pack 31, air cooling part 32, air inlet 33, air duct one 34, air duct two 35, air duct three 41, heat dissipation plate 42, through hole 43 and fan.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments 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 embodiments.
Examples
As shown in fig. 1 and 2, fig. 1 is a schematic diagram of an overall energy storage system in an embodiment, and fig. 2 is a schematic diagram of a battery pack in an embodiment;
the device comprises:
The battery pack 20 is arranged inside the cabinet 10, and the heat dissipation structure is arranged on the cabinet 10;
The heat dissipation structure is an air cooling heat dissipation mode, when the battery pack 20 generates heat in the charging and discharging process, air around the battery pack 20 flows through the heat dissipation structure, so that the heat of the battery pack 20 is taken away, circulation is carried out, and therefore the heat dissipation and the temperature reduction of the battery pack 20 and other related components are achieved.
Fig. 1, 2 and 4 show an overall schematic diagram of an energy storage system according to an embodiment, fig. 2 shows a schematic diagram of a battery pack according to an embodiment, and fig. 4 shows a schematic diagram of a cross-sectional structure A-A in fig. 3;
the heat radiation structure comprises an air cooling piece 31, wherein the air cooling piece 31 is arranged at the rear end of the outside of the cabinet body 10, an air channel communicated with the air cooling piece 31 is arranged inside the cabinet body 10, cooling air is output from the output end of the air cooling piece 31, enters the air channel and contacts the battery pack 20, and air after heat exchange enters the air cooling piece 31 for circulation.
Specifically, as shown in fig. 4, a represents the front end of the cabinet 10, and b represents the rear end of the cabinet 10;
The air cooling member 31 is a cold air supply source, in this embodiment, the air cooling member 31 is an air conditioner, the output of the air cooling member 31 outputs cooling air, the cooling air enters the air duct to exchange heat with the battery pack 20, and the air after heat exchange enters the air cooling member 31 to realize circulation.
As shown in fig. 2, fig. 2 is a schematic view of a battery pack according to an embodiment;
the battery pack 20 comprises a first module and a second module which are arranged left and right in parallel and are spaced, a heat dissipation plate 41 is arranged at the left side wall and the right side wall of the first module and the second module, a plurality of through holes 42 are uniformly formed in the heat dissipation plate 41, fans 43 are arranged at the front end side walls of the first module and the second module, and air in an air channel enters from the through holes 42 and is pumped out by the fans 43 after contacting the first module and the second module.
The first module and the second module both comprise a plurality of battery cells which are vertically arranged, the battery cells are installed on the inner side of the heat dissipation plate 41 through the guide rails, and gaps exist between the battery cells and the inner side wall of the heat dissipation plate 41.
The through holes 42 are arranged in a plurality of rows corresponding to the positions of the battery cell modules, and the fans 43 are arranged in a plurality of rows corresponding to the positions of the battery cell modules.
Specifically, one end of the battery pack 20 provided with the fan 43 is installed at the front end position of the cabinet 10;
The fan 43 plays a role in driving cooling gas to flow along the air duct, and the opened fan 43 enables cold air in the air duct to enter the inner side of each cooling plate 41 from the through hole 42, and the cold air is pumped out after contacting each battery cell module, so that uniform heat dissipation of each battery cell module is realized, and the consistency of the temperature of the battery pack 20 is ensured.
As shown in fig. 3, 4, 5, 6 and 7, fig. 3 is a schematic front view of the energy storage system according to the embodiment, fig. 4 is a schematic cross-sectional view of A-A in fig. 3, fig. 5 is a schematic side view of the energy storage system according to the embodiment, fig. 6 is a schematic cross-sectional view of B-B in fig. 5, and fig. 7 is a schematic cross-sectional view of C-C in fig. 5;
The air duct comprises an air duct I33, an air duct II 34 and an air duct III 35 which are sequentially connected, the air duct I33 is arranged at the inner top of the cabinet body 10, the air duct II 34 is arranged along the height direction of the battery pack 20, and the air duct III 35 is a gap between the front side wall, the bottom and the rear side wall of the battery pack 20 and the inner side wall of the corresponding cabinet body 10;
The output of air-cooled piece 31 is provided with air intake 32, and air intake 32 is linked together with wind channel one 33, and wind channel three 35 is linked together with the input of air-cooled piece 31.
The heat radiation plate 41 is positioned in the air duct II 34, cold air is output from the output end of the air cooling piece 31 and then sequentially enters the air duct I33 and the air duct II 34, then the cold air in the air duct II 34 enters the inner side of the heat radiation plate 41 from the through hole 42, the cold air is pumped out to the air duct III 35 after contacting the battery cell module, and the air duct III 35 enables the air subjected to heat exchange to enter from the input end of the air cooling piece 31 so as to realize circulation.
Specifically, the second air duct 34 includes three parts, which are a gap between the first module and the second module, and a gap between the side wall of the first module and the second module provided with the heat dissipation plate 41 and the side wall of the cabinet 10;
The three channels of the air duct II 34 enable the cold air to be uniformly distributed on the left side and the right side of the first module and the second module, and uniform heat dissipation is achieved.
Further, because the gap between the first and second modules located in the middle position supplies air to the first and second modules on the left and right sides at the same time, the cross-sectional area of the gap is larger than that of the other two gaps, so that the air quantity delivered to the middle gap is larger under the condition of the same air pressure, and the uniformity of the temperature of the first and second modules is further ensured.
The air duct III 35 comprises three parts, namely a gap between the front end of the battery pack 20 and the side wall of the cabinet body 10, a gap between the bottom end of the battery pack 20 and the side wall of the cabinet body 10 and a gap between the rear end of the battery pack 20 and the side wall of the cabinet body 10, wherein the gap between the rear end of the battery pack 20 and the side wall of the cabinet body 10 is communicated with the input end of the air cooling piece 31.
The fan 43 makes the air inside the heat dissipation plate 41 flow to the gap between the front end of the battery pack 20 and the side wall of the cabinet 10, then pass through the gap between the bottom end of the battery pack 20 and the side wall of the cabinet 10, finally enter the gap between the rear end of the battery pack 20 and the side wall of the cabinet 10, and return to the air cooling member 31.
In order to ensure that the air quantity in the system is transmitted according to the designed air channels, sealing cotton is designed at the joint of each air channel, so that the heat dissipation energy consumption of the system is reduced, and the temperature of the system is ensured to be in a relatively stable range.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.

Claims (6)

1. An energy storage system air-cooled heat dissipation structure, comprising:
A cabinet body (10);
The battery pack (20) is arranged in the cabinet body (10), and the battery pack (20) comprises a first module and a second module which are arranged in parallel left and right and have intervals;
The utility model provides a heat radiation structure, heat radiation structure includes air-cooled spare (31), air-cooled spare (31) set up in the outside rear end of the cabinet body (10), the inside wind channel that flows through first and second of module that still is provided with of cabinet body (10), the left and right sides wall department of first and second of module all is provided with heating panel (41), evenly offered a plurality of through-holes (42) on heating panel (41), the front end lateral wall of first and second of module all is provided with fan (43), air in the wind channel gets into heating panel (41) inboard and is taken out by fan (43) after contacting first and second of module from through-hole (42).
2. The air-cooled heat dissipation structure of an energy storage system according to claim 1, wherein the air duct comprises an air duct one (33), an air duct two (34) and an air duct three (35) which are sequentially connected, the air duct one (33) is arranged at the inner top of the cabinet body (10), the air duct two (34) is arranged along the height direction of the battery pack (20), and the air duct three (35) is a gap between the front side wall, the bottom and the rear side wall of the battery pack (20) and the inner side wall of the corresponding cabinet body (10).
3. An air-cooled heat dissipation structure of an energy storage system according to claim 2, wherein an air inlet (32) is provided at an output end of the air-cooled member (31), the air inlet (32) is communicated with an air duct one (33), and an air duct three (35) is communicated with an input end of the air-cooled member (31).
4. An air-cooled heat dissipating structure of an energy storage system according to claim 2, wherein the second air duct (34) comprises three parts, namely a gap between the first and second modules, and a gap between a side wall of the first and second modules provided with a heat dissipating plate (41) and a side wall of the cabinet (10).
5. An air-cooled heat dissipation structure of an energy storage system according to claim 2, wherein the air duct three (35) comprises three parts, namely a gap between the front end of the battery pack (20) and the side wall of the cabinet body (10), a gap between the bottom end of the battery pack (20) and the side wall of the cabinet body (10), and a gap between the rear end of the battery pack (20) and the side wall of the cabinet body (10), wherein the gap between the rear end of the battery pack (20) and the side wall of the cabinet body (10) is communicated with the input end of the air-cooled member (31).
6. An air-cooled heat dissipating structure for an energy storage system according to claim 4 wherein the cross-sectional area of the gap between the first and second modules of the second air duct (34) located at the intermediate position is larger than the cross-sectional area of the gap between the other two parts of the second air duct (34).
CN202520237864.9U 2025-02-14 2025-02-14 A wind-cooled heat dissipation structure for an energy storage system Active CN223872633U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202520237864.9U CN223872633U (en) 2025-02-14 2025-02-14 A wind-cooled heat dissipation structure for an energy storage system
DE202025105707.7U DE202025105707U1 (en) 2025-02-14 2025-09-23 Air-cooled heat dissipation structure for an energy storage system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202520237864.9U CN223872633U (en) 2025-02-14 2025-02-14 A wind-cooled heat dissipation structure for an energy storage system

Publications (1)

Publication Number Publication Date
CN223872633U true CN223872633U (en) 2026-02-03

Family

ID=97834209

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202520237864.9U Active CN223872633U (en) 2025-02-14 2025-02-14 A wind-cooled heat dissipation structure for an energy storage system

Country Status (2)

Country Link
CN (1) CN223872633U (en)
DE (1) DE202025105707U1 (en)

Also Published As

Publication number Publication date
DE202025105707U1 (en) 2025-11-11

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