CN217485553U - Silicon oil soaking and cooling device for energy storage system - Google Patents
Silicon oil soaking and cooling device for energy storage system Download PDFInfo
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- CN217485553U CN217485553U CN202220752294.3U CN202220752294U CN217485553U CN 217485553 U CN217485553 U CN 217485553U CN 202220752294 U CN202220752294 U CN 202220752294U CN 217485553 U CN217485553 U CN 217485553U
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Abstract
The utility model discloses a silicon oil soaking cooling device for energy storage system, including battery cluster support and silicon oil tray, the bottom is provided with the condensing agent expansion pipe in the silicon oil tray, the condensing agent expansion pipe passes through compression circuit and is connected with the compressor, silicon oil tray side is connected with the connecting pipe, be provided with the liquid pump on the connecting pipe, swing joint has the movable block on the battery cluster support, the movable block bottom is connected with the shower nozzle through the articulated elements. This kind of silicon oil soaking cooling device for energy storage system takes away the temperature in the silicon oil through the condensing agent expansion pipe, reduces the risk of battery thermal runaway, sprays silicon oil to battery module top through the shower nozzle, improves the heat exchange area and the heat exchange efficiency of battery module and silicon oil, further improves the cooling efficiency of battery module.
Description
Technical Field
The utility model relates to an energy storage system cooling technology field specifically is an energy storage system uses silicon oil immersion cooling device.
Background
The energy storage container has the characteristics of high capacity, high voltage and the like at present, and the lithium battery has certain safety risk, especially when high-rate charge and discharge, the battery is easy to generate more heat, if the generated heat can not be taken away in time, the temperature of the battery can be continuously raised, and further the risk of fire explosion caused by thermal runaway can be possibly generated, the battery is cooled by a common water cooling or air cooling mode at present, the air cooling does not have a good method for large-rate charge and discharge to take away the heat in time, the temperature of the battery is too high, the water cooling is higher than the air cooling heat exchange efficiency, but the inside of a water cooling plate is filled with water at present basically, the heat is taken away by the flow of water, the temperature of the place where the battery is only contacted with the water cooling plate can be well cooled, the temperatures of other positions have too high risks, and the heat exchange area is limited.
Disclosure of Invention
An object of the utility model is to provide a silicon oil soaks cooling device for energy storage system to improve the heat transfer area and the heat exchange efficiency of battery module and silicon oil.
In order to realize the above-mentioned purpose, the utility model provides a silicon oil soaking cooling device for energy storage system, including battery cluster support and silicon oil tray, the silicon oil tray sets up in battery cluster support, be provided with battery module in the silicon oil tray, silicon oil tray side is connected with the supply branch pipe, the supply branch union coupling has the supply to be responsible for, all be provided with the valve in supply branch pipe and the supply is responsible for, the bottom is provided with the condensing agent expansion pipe in the silicon oil tray, the condensing agent expansion pipe passes through compression circuit and is connected with the compressor, silicon oil tray side is connected with the connecting pipe, be provided with the liquid pump on the connecting pipe, swing joint has the movable block on the battery cluster support, the movable block bottom is connected with the shower nozzle through the articulated elements, connecting pipe and shower nozzle intercommunication, be provided with the retaining member on the articulated elements.
Further, the compression circuit includes that the import is responsible for, the export is responsible for, import branch pipe and export branch pipe, the import is responsible for one end and is connected with the compressor, and the other end is connected with the import branch pipe, the import branch pipe is connected with the condensing agent expansion pipe, the condensing agent expansion pipe opposite side is connected with the export branch pipe, the export branch pipe is connected with the export and is responsible for, the export is responsible for and is connected with the compressor.
Furthermore, the peripheries of the inlet main pipe, the outlet main pipe, the inlet branch pipe and the outlet branch pipe are wrapped with heat insulation foam.
Furthermore, a liquid level sensor is arranged in the silicone oil tray.
Furthermore, a limiting groove is formed in the battery cluster support, a limiting block is fixedly connected to the upper end of the moving block, and the limiting block is movably clamped in the limiting groove.
Furthermore, a guide plate is fixedly connected to the upper end of the silicone oil tray.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of energy storage system places the battery module with silicon oil bubble cooling device in the silicon oil tray, the heat that the battery module produced at work diffuses to the silicon oil, utilize the condensing agent to need endothermic principle in the inflation, the temperature in the silicon oil is taken away to the accessible condensing agent expansion pipe, make the silicon oil keep at suitable temperature always, thereby the temperature that can guarantee the battery module is in a more reasonable scope always, reduce the risk of battery thermal runaway, input the shower nozzle of battery module top with the silicon oil through the connecting pipe in, spray the silicon oil to battery module top through the shower nozzle, improve the heat transfer area and the heat exchange efficiency of battery module and silicon oil, further improve the cooling efficiency of battery module.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a front cross-sectional view of the silicone oil tray of the present invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 1.
Fig. 4 is a schematic perspective view of the moving block of the present invention.
In the figure: the device comprises a battery cluster support 1, a silicon oil tray 2, a battery module 3, a main supply pipe 4, a branch supply pipe 5, a valve 6, a condensing agent expansion pipe 7, a temperature sensor 8, a liquid level sensor 9, a compressor 10, a compression loop 11, a main inlet pipe 12, a main outlet pipe 13, a branch inlet pipe 14, a branch outlet pipe 15, a check valve 16, a connecting pipe 17, a liquid pump 18, a moving block 19, a limiting groove 20, a limiting block 21, a hinge piece 22, a spray head 23, a locking piece 24 and a guide plate 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1-4, the silicone oil immersion cooling device for an energy storage system provided by the present invention comprises a battery cluster support 1 and a silicone oil tray 2, wherein the silicone oil tray 2 is arranged in the battery cluster support 1, a battery module 3 is arranged in the silicone oil tray 2, the battery cluster support 1 can be fixedly connected with clapboards at intervals, so that the battery cluster support 1 can be sequentially provided with a plurality of cavities from top to bottom, the silicone oil tray 2 is sequentially arranged in the cavities, the battery module 3 is placed in the silicone oil tray 2, the bottom of the battery module 3 in the silicone oil tray 2 is contacted with silicone oil, so that the part of the battery module 3 is soaked in the silicone oil, when the battery module 3 generates heat during operation, the silicone oil in the silicone oil tray 2 can absorb the heat transferred from the battery module 3, the battery module 3 works in a relatively low-temperature environment, and the possibility of thermal runaway is effectively reduced;
a supply branch pipe 5 is connected to the side surface of the silicone oil tray 2, the supply branch pipe 5 is connected with a supply main pipe 4, valves 6 are arranged on the supply branch pipe 5 and the supply main pipe 4, one end of the supply main pipe 4 is connected with a silicone oil tank and a supply pump, and the supply main pipe 4 can guide silicone oil in the silicone oil tank into the supply branch pipe 5 through the supply main pipe 4 and flow into each silicone oil tray 2 under the matching of the supply pump, so that the silicone oil can be supplied;
a condensing agent expansion pipe 7 is arranged at the bottom in the silicon oil tray 2, the condensing agent expansion pipe 7 is connected with a compressor 10 through a compression loop 11, the condensing agent expansion pipe 7 is an expansion copper pipe, the condensing agent expansion pipe 7 is soaked in silicon oil, the compressor 10 can compress a condensing agent in the condensing agent expansion pipe 7, so that the condensing agent is distributed in the condensing agent expansion pipes 7 in the silicon oil trays 2, the condensing agent in the condensing agent expansion pipe 7 expands to absorb heat, takes away heat of the silicon oil in the silicon oil trays 2, then flows out, and circulation is achieved through the compression loop 11;
the side surface of the silicon oil tray 2 is connected with a connecting pipe 17, a liquid pump 18 is arranged on the connecting pipe 17, a moving block 19 is movably connected on the battery cluster support 1, the bottom of the moving block 19 is connected with a spray head 23 through a hinge 22, the connecting pipe 17 is communicated with the spray head 23, a locking part 24 is arranged on the hinge 22, the moving block 19 and the spray head 23 are positioned above the battery module 3, the moving block 19 can slide left and right on the battery cluster support 1 to adjust the position through a movable clamping structure with the battery cluster support 1, the connecting pipe 17 can be symmetrically arranged at the bottom end of the silicon oil tray 2, silicon oil in the silicon oil tray 2 can be conveyed into the connecting pipe 27 through the action of the liquid pump 18 and sprayed to the upper surface of the battery module 3 through the spray head 23, so that the silicon oil can be in contact with the upper surface of the battery module 3 and exchange heat, the heat exchange area is improved, the heat exchange efficiency is increased, according to the size and the use requirements of the battery module 3, the movable block 19 can be moved left and right to drive the spray head 23 to adjust the horizontal position, the spray angle of the spray head 23 can be adjusted by using the hinge 22, and the locking part 24 can lock and fix the inclination angle of the spray head 23, for example, a bolt and nut structure can be adopted to achieve the locking purpose.
When the solar cell module is used, the cell module 3 is placed in the silicon oil tray 2, the bottom of the cell module 3 in the silicon oil tray 2 is contacted with the silicon oil, so that the partial part of the cell module 3 is soaked in the silicon oil, when the cell module 3 generates heat during working, the silicon oil in the silicon oil tray 2 can absorb the heat transferred by the cell module 3, the compressor 10 can compress the condensing agent in the condensing agent expansion pipe 7, so that the condensing agent is distributed in the condensing agent expansion pipe 7 in each silicon oil tray 2, the condensing agent in the condensing agent expansion pipe 7 expands to absorb heat, the heat of the silicon oil in the silicon oil tray 2 is taken away, then the condensing agent flows out, circulation is realized through the compression loop 11, the silicon oil in the silicon oil tray 2 can be conveyed into the connecting pipe 27 through the action of the liquid pump 18, and is sprayed to the upper surface of the cell module 3 through the spray nozzle 23, so that the silicon oil can be contacted with the upper surface of the cell module 3 and exchange heat is carried out, improve heat transfer area, increase heat exchange efficiency, according to battery module 3's size and user demand, movable block 19 drives shower nozzle 23 and adjusts horizontal position about can moving, and utilize articulated elements 22 to adjust the angle of spraying of shower nozzle 23, make battery module 3 be in work in the environment of a low temperature relatively, effectively reduce the possibility of thermal runaway, the supply is responsible for 4 under the cooperation of replenishment pump, can be responsible for the silicone oil in the silicone oil tank through the supply in 4 leading-in to supply branch pipe 5, and flow in each silicone oil tray 2, realize the supply of silicone oil.
The compression loop 11 comprises an inlet main pipe 12, an outlet main pipe 13, an inlet branch pipe 14 and an outlet branch pipe 15, wherein one end of the inlet main pipe 12 is connected with the compressor 10, the other end of the inlet main pipe is connected with the inlet branch pipe 14, the inlet branch pipe 14 is connected with the condensing agent expansion pipe 7, the other side of the condensing agent expansion pipe 7 is connected with the outlet branch pipe 15, the outlet branch pipe 15 is connected with the outlet main pipe 13, the outlet main pipe 13 is connected with the compressor 10, the compressor 10 compresses the condensing agent, so that the condensing agent enters the inlet main pipe 12, the condensing agent is divided into the inlet branch pipes 14 at first, and then enters the condensing agent expansion pipe 7, the condensing agent expands and absorbs heat at the expansion part, heat in silicon oil is taken away, then the condensing agent flows out, enters the outlet branch pipes 15, and finally is collected into the outlet main pipe 13 for circulation.
The outlet branch 15 is provided with a non-return valve 16, which non-return valve 16 prevents the back flow of coolant.
The peripheries of the inlet main pipe 12, the outlet main pipe 13, the inlet branch pipe 14 and the outlet branch pipe 15 are wrapped with heat insulation foam.
The bottom of the battery module 3 is provided with a temperature sensor 8, when the temperature of a certain battery module 3 is too high, the temperature sensor 8 monitors high temperature, sends a signal to the BMS system for processing, sends a signal to adjust the electromagnetic valve on the inlet branch pipe 14, so that the content of the condensing agent in the pipeline is increased, thereby taking away more heat in the silicon oil and maintaining the stability of the temperature of the battery module 3.
Be provided with level sensor 9 in the silicon oil tray 2, when the silicon oil liquid level in the silicon oil tray 2 was lower, level sensor 9 monitoring signal transmitted for the BMS system, then the valve 6 on the signal supply branch pipe 5 for the silicon oil that the supply was responsible for in 4 flows to corresponding silicon oil tray 2, carries out the supply of silicon oil.
A limiting groove 20 is formed in the battery cluster support 1, a limiting block 21 is fixedly connected to the upper end of the moving block 19, the limiting block 21 is movably clamped in the limiting groove 20, and when the moving block 19 moves, the limiting block 21 moves left and right in the limiting groove 20 to play a limiting and guiding role in the moving block 19.
The upper end of the silicon oil tray 2 is fixedly connected with a guide plate 25, the side wall of the guide plate 25 inclines outwards, and the silicon oil sprayed to the outer side of the silicon oil tray 2 can be guided into the silicon oil tray 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a silicon oil soaks cooling device for energy storage system, includes battery cluster support (1) and silicon oil tray (2), its characterized in that: the solar cell panel is characterized in that the silicon oil tray (2) is arranged in the cell cluster support (1), a cell module (3) is arranged in the silicon oil tray (2), a supply branch pipe (5) is connected to the side surface of the silicon oil tray (2), a supply main pipe (4) is connected to the supply branch pipe (5), valves (6) are arranged on the supply branch pipe (5) and the supply main pipe (4), a condensing agent expansion pipe (7) is arranged at the bottom in the silicon oil tray (2), the condensing agent expansion pipe (7) is connected with the compressor (10) through a compression loop (11), a connecting pipe (17) is connected to the side surface of the silicon oil tray (2), a liquid pump (18) is arranged on the connecting pipe (17), a moving block (19) is movably connected to the cell cluster support (1), and a spray head (23) is connected to the bottom of the moving block (19) through a hinge piece (22), the connecting pipe (17) is communicated with the spray head (23), and a locking piece (24) is arranged on the hinged piece (22).
2. The silicon oil soaking cooling device for the energy storage system according to claim 1, characterized in that: compression circuit (11) are responsible for (13), inlet branch pipe (14) and outlet branch pipe (15) including the import, export, the import is responsible for (12) one end and is connected with compressor (10), and the other end is connected with inlet branch pipe (14), inlet branch pipe (14) are connected with condensing agent expansion pipe (7), condensing agent expansion pipe (7) opposite side is connected with outlet branch pipe (15), outlet branch pipe (15) are connected with export and are responsible for (13), the export is responsible for (13) and is connected with compressor (10).
3. The silicon oil soaking cooling device for the energy storage system according to claim 2, characterized in that: the peripheries of the inlet main pipe (12), the outlet main pipe (13), the inlet branch pipe (14) and the outlet branch pipe (15) are all wrapped with heat insulation foam.
4. The silicon oil soaking cooling device for the energy storage system according to claim 1, characterized in that: and a liquid level sensor (9) is arranged in the silicone oil tray (2).
5. The silicon oil soaking cooling device for the energy storage system according to claim 1, characterized in that: the battery cluster support is characterized in that a limiting groove (20) is formed in the battery cluster support (1), a limiting block (21) is fixedly connected to the upper end of the moving block (19), and the limiting block (21) is movably clamped in the limiting groove (20).
6. The silicon oil soaking cooling device for the energy storage system according to claim 1, characterized in that: the upper end of the silicone oil tray (2) is fixedly connected with a guide plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220752294.3U CN217485553U (en) | 2022-03-31 | 2022-03-31 | Silicon oil soaking and cooling device for energy storage system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220752294.3U CN217485553U (en) | 2022-03-31 | 2022-03-31 | Silicon oil soaking and cooling device for energy storage system |
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| CN217485553U true CN217485553U (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220752294.3U Active CN217485553U (en) | 2022-03-31 | 2022-03-31 | Silicon oil soaking and cooling device for energy storage system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565390A (en) * | 2023-06-06 | 2023-08-08 | 广州东湾新能源科技有限公司 | Immersed cooling energy storage battery pack |
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2022
- 2022-03-31 CN CN202220752294.3U patent/CN217485553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565390A (en) * | 2023-06-06 | 2023-08-08 | 广州东湾新能源科技有限公司 | Immersed cooling energy storage battery pack |
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