CN213716955U - Energy storage container battery cooling system - Google Patents
Energy storage container battery cooling system Download PDFInfo
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- CN213716955U CN213716955U CN202023270453.6U CN202023270453U CN213716955U CN 213716955 U CN213716955 U CN 213716955U CN 202023270453 U CN202023270453 U CN 202023270453U CN 213716955 U CN213716955 U CN 213716955U
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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
Abstract
The utility model discloses an energy storage container battery cooling system, including container, air conditioner air intake, air conditioner air outlet, main wind channel, vertical wind channel air outlet, battery package, heat dissipation window, fan, battery control system, battery rack. The utility model has the advantages that: the air conditioners are arranged in a staggered mode, so that the air conditioners have sufficient air inlet volume, effective circulation is formed, and energy consumption is reduced; the air channels controlled by each air conditioner are mutually disconnected, so that the fluids of the air channels cannot conflict with each other to reduce the kinetic energy of the fluids; the main air duct of the air conditioner adopts the design that the sectional area of the air duct is gradually reduced, so that the flow of fluid entering each vertical air duct from the main air duct is ensured to be the same, and the battery pack is ensured to be uniformly cooled; a vertical air duct is designed to ensure that cold air completely enters the battery pack through the air duct to exchange heat and cool; the front panel of the battery pack is provided with a fan, the fan is started to form a negative pressure region in the battery pack, and air in the traction air channel enters the battery pack to exchange heat and cool.
Description
Technical Field
The utility model relates to a battery cooling system specifically is an energy storage container battery cooling system, belongs to new forms of energy development technical field.
Background
The heat management system of the energy storage container monitors the temperature of the battery module in the container in real time, the whole battery module is required to be kept at a normal working temperature of 15-40 ℃ under various extreme severe working conditions such as high temperature or low temperature, and meanwhile, the battery temperature difference as low as possible can enable all battery monomers to run and attenuate in a consistent manner, so that the overall service performance of the battery pack is improved, and the service life of the battery pack is prolonged. And when the temperature of the battery module exceeds the normal temperature range, the battery thermal management system heats or dissipates heat to the battery module so as to return to the normal working temperature range.
The current thermal management system for the container optimizes the heat dissipation condition of the battery from two aspects: firstly, increase air conditioning system from the battery package outside, utilize the power of air conditioner and low temperature to carry out the heat transfer cooling and take the high temperature air current out of the battery to the heat that the battery produced. On the other hand, the battery pack is started from the internal structure of the battery pack, and the four heat dissipation modes are comprehensively matched to improve the cooling and heat dissipation efficiency of the battery. In the aspect of external air conditioner heat dissipation, the wind channel framework is drawn forth at battery box upper portion from the air conditioner usually to the enterprise at present, then correspond the position opening at the battery cabinet and ventilate, make cold wind top-down cool down the battery, though there is certain cooling effect like this, cold wind receives air conditioner power top-down, and battery hot gas flow receives air buoyancy to move from bottom to top, will cause the cold airflow velocity of flow to descend like this producing the vortex, reduces convection heat transfer efficiency, causes the very big consumption of the energy extravagant. And in the aspect of battery package inner structure, the enterprise can increase the drainage fan at battery package front panel usually, tries to draw the battery package with the inside hot gas flow of battery, nevertheless because electric core intensive arrangement in the battery package, the air current is through changing the direction many times in the battery, and the velocity of flow greatly reduces and causes this kind of design effect not good. The liquid cooling design not only increases the weight of the battery, but also requires an additional internal space to carry the liquid cooling system with extremely high sealing requirements, so the design is not frequently used.
Based on above reason, the utility model discloses comprehensively consider that the air conditioner is arranged, air conditioner heat dissipation wind channel, factors such as battery package structure, provided an energy storage container battery cooling system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy storage container battery cooling system just in order to solve the problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a battery cooling system of an energy storage container comprises a container, an air conditioner, a main air duct, a vertical air duct and a battery pack; the air conditioner is characterized in that an air conditioner, a main air duct, a vertical air duct and a battery pack are arranged in the container, the battery pack is arranged in the container by being mounted on a battery frame, the air conditioner is arranged on one side of the battery pack, the main air duct is connected to the upper portion of the air conditioner, the vertical air duct is arranged on the back of the battery pack, an air conditioner air outlet is formed in the upper portion of the air conditioner and used for being connected with the main air duct, an air conditioner air inlet is formed in the lower portion of the air conditioner, and a plurality of vertical air duct air outlets are formed.
As a further aspect of the present invention: the air conditioners arranged in the container are arranged in a staggered mode.
As a further aspect of the present invention: and the air channels controlled by each air conditioner are mutually disconnected.
As a further aspect of the present invention: the main air duct adopts the design that the sectional area of the air duct is gradually reduced.
As a further aspect of the present invention: the air in the main air duct is guided to the position near each battery pack through the vertical air duct and is tightly connected with the battery packs, and the vertical air duct still adopts a mode that the section of the air duct is gradually reduced.
As a further aspect of the present invention: the battery pack is characterized in that a fan is arranged on the front panel of the battery pack, a heat dissipation window is arranged on the rear panel of the battery pack, and the fan is connected with a battery control system.
As a further aspect of the present invention: the battery control system is a BMU on a front panel of the battery pack, an MCU main chip and a relay chip are arranged on a circuit board of the battery control system, and a sensor is arranged on a battery of the battery pack.
The utility model has the advantages that: this energy storage container battery cooling system reasonable in design:
1. compared with the traditional face-to-face arrangement, the air conditioners in the container are arranged in a staggered manner, so that the air conditioners have sufficient air intake, effective circulation is formed, and energy consumption is reduced;
2. compared with the mode that a plurality of air conditioners share one main air duct, the mode has the advantages that although the cost is slightly increased, the fluid in each air duct can not conflict with each other to reduce the kinetic energy of the fluid;
3. the utility model discloses an air conditioner main air duct adopts the design that the wind channel sectional area reduces gradually, and this design compares with the square cross-section that the traditional sectional area is unanimous, though the cost has increased slightly, but this structure can guarantee that the fluid flow that gets into every vertical wind channel from main air duct is the same to guarantee that the battery package receives even unanimous cooling;
4. the utility model discloses the design has vertical wind channel, can be with near wind drainage to every battery package in main wind channel to with the battery package closely be connected, ensure that cold wind carries out the heat transfer cooling through the whole battery packages that get into in wind channel. The vertical air duct still adopts a mode that the section of the air duct is gradually reduced, and the mode can ensure that the flow entering each battery pack from the vertical air duct is uniform, thereby ensuring that the battery packs are uniformly cooled;
5. the front panel of the battery pack is provided with a fan, the fan is started to form a negative pressure region in the battery pack, and air in the traction air channel enters the battery pack to exchange heat and cool. The fan is connected with the battery control system, and is started when the battery temperature exceeds 32 ℃ and is shut down when the battery temperature is lower than 27 ℃.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the air duct axial measurement structure of the air conditioner of the present invention;
FIG. 3 is a schematic view of the local enlarged structure of the air outlet of the vertical air duct of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of the vertical air duct of the present invention;
fig. 5 is a schematic side view of the battery pack structure of the present invention;
fig. 6 is a schematic side view of the battery pack structure of the present invention;
fig. 7 is a schematic diagram of the structure of the battery control system of the present invention.
In the figure: 1. the air conditioner comprises a container, 2, an air conditioner, 21, an air conditioner air inlet, 22, an air conditioner air outlet, 3, a main air duct, 4, a vertical air duct, 41, a vertical air duct air outlet, 5, a battery pack, 51, a heat dissipation window, 52, a fan, 53, a battery control system and 6 and a battery rack.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.
Referring to fig. 1 to 7, a battery heat dissipation system for an energy storage container includes a container 1, an air conditioner 2, a main air duct 3, a vertical air duct 4, and a battery pack 5; the air conditioner is characterized in that an air conditioner 2, a main air duct 3, a vertical air duct 4 and a battery pack 5 are arranged in the container 1, the battery pack 5 is arranged in the container 1 by being mounted on a battery frame 6, the air conditioner 2 is arranged on one side of the battery pack 5, the main air duct 3 is connected to the upper portion of the air conditioner 2, the vertical air duct 4 is arranged on the back portion of the battery pack 5, an air conditioner air outlet 22 is formed in the upper portion of the air conditioner 2 and used for being connected with the main air duct 3, an air conditioner air inlet 21 is formed in the lower portion of the air conditioner 2, and a plurality of vertical air duct air outlets 41 are formed.
The embodiment of the utility model provides an in, the inside air conditioner 2 that sets up of container 1 adopts the dislocation to arrange, and this mode is arranged face-to-face with the tradition and is compared, can make air conditioner 2 have sufficient intake, forms effective circulation, reduces the energy consumption.
In the embodiment of the present invention, each air duct controlled by the air conditioner 2 is disconnected from each other, and this way is compared with a common main air duct shared by a plurality of air conditioners, although the cost is slightly increased, it can be guaranteed that the fluids in each air duct do not conflict with each other, so as to reduce the kinetic energy of the fluids.
The embodiment of the utility model provides an in, main wind channel 3 adopts the design that the wind channel sectional area reduces gradually, and this design is compared with the unanimous square cross section of traditional sectional area, though the cost has increased slightly, but this structure can guarantee that the fluid flow who gets into every vertical wind channel 4 from main wind channel 3 is the same to guarantee that battery package 5 receives even unanimous cooling.
The embodiment of the utility model provides an in, the wind in main wind channel 3 passes through near vertical wind channel 4 drainage to every battery package 5 to with 5 zonulae occludens of battery package, and vertical wind channel 4 still adopts the wind channel cross-section mode that diminishes gradually, ensures that cold wind carries out the heat transfer cooling through the whole entering battery package 5 in wind channel. The flow rate entering each battery pack 5 from the vertical air duct 4 is uniform, thereby ensuring that the battery packs 5 are uniformly cooled.
The embodiment of the utility model provides an in, 5 front panels of battery package are equipped with fan 52, and 5 rear panels of battery package are equipped with heat dissipation window 51, and fan 52 is connected with battery control system 53, and start fan 52 and can form the negative pressure zone in 5 insides of battery package, draw the wind in the wind channel and get into battery package 5 and carry out the heat transfer cooling. The fan 52 is activated when the battery temperature exceeds 32 c and the fan 52 is deactivated when the battery temperature is below 27 c.
In the embodiment of the utility model, battery control system 53 is the BMU on the 5 front panels of battery package, be equipped with MCU main chip and relay chip on its circuit board, install the sensor on the battery of battery package 5, when the sensor detects that the battery temperature exceeds 32 ℃, will send signal to MCU main chip, MCU sends actuating signal to the relay after receiving the signal again, the relay sends actuating signal to the negative pole of fan 52 again, fan 52 starts work promptly after receiving the signal, when the sensor detects that the battery temperature is less than 27 ℃, will send signal to MCU main chip, MCU sends outage signal to the relay again after receiving the signal, the relay sends outage signal to the negative pole of fan 52 again, stop work promptly after receiving the signal by fan 52.
The working principle is as follows: when the energy storage container battery cooling system is used, when the battery in the container 1 works, heat is continuously generated, low-temperature air flow in the air conditioner 2 enters the air conditioner main air duct 3 above the air conditioner 2 through the air conditioner air outlet 22, and a plurality of vertical air ducts 4 are arranged at the positions, close to the battery rack 6, of the main air duct 3. The cold air enters the vertical air duct 4 through the main air duct 3, the vertical air duct 4 is provided with a vertical air duct air outlet 41 at a position close to the battery pack 5 from top to bottom along the battery rack 6, the back of the battery pack 5 is provided with a heat dissipation window 51, the air outlet is tightly connected with the heat dissipation window 51 at the back of the battery pack 5, and the cold air enters the battery pack 5 through the heat dissipation window 51 of the battery pack 5 flowing through the air outlet 41 of the vertical air duct. The front side of the battery pack 5 is provided with a fan 52, the fan 52 is connected with a battery control system 53, and the fan 52 is started to quickly discharge hot air generated in the battery pack 5 out of the battery pack 5 into a middle channel of the container 1, so that one-time heat exchange and temperature reduction of the air conditioner 2 are completed. The air flow in the middle channel of the container 1 enters the air conditioner 2 from the air conditioner air inlet 21 at the lower part of the air conditioner 1 again to complete the circulation and continuous heat exchange and temperature reduction.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A battery cooling system of an energy storage container comprises a container (1), an air conditioner (2), a main air duct (3), a vertical air duct (4) and a battery pack (5);
the method is characterized in that: the air-conditioning and air-conditioning system is characterized in that an air conditioner (2), a main air duct (3), a vertical air duct (4) and a battery pack (5) are arranged in the container (1) through being installed on a battery frame (6), the air conditioner (2) is arranged on one side of the battery pack (5), the main air duct (3) is connected to the upper portion of the air conditioner (2), the vertical air duct (4) is arranged on the back portion of the battery pack (5), an air-conditioning air outlet (22) is formed in the upper portion of the air conditioner (2) and used for being connected with the main air duct (3), an air-conditioning air inlet (21) is formed in the lower portion of the air conditioner (2), and a plurality of vertical air duct air outlets (41) are formed in the inner side face of the vertical air.
2. The energy storage container battery cooling system of claim 1, wherein: the air conditioners (2) arranged in the container (1) are arranged in a staggered mode.
3. The energy storage container battery cooling system of claim 1 or 2, wherein: the air ducts controlled by each air conditioner (2) are mutually disconnected.
4. The energy storage container battery cooling system of claim 1, wherein: the main air duct (3) adopts a design that the sectional area of the air duct is gradually reduced.
5. The energy storage container battery cooling system of claim 1, wherein: the air in the main air duct (3) is guided to the position near each battery pack (5) through the vertical air duct (4) and is tightly connected with the battery packs (5), and the vertical air duct (4) still adopts a mode that the section of the air duct is gradually reduced.
6. The energy storage container battery cooling system of claim 1, wherein: the battery pack (5) is characterized in that a fan (52) is arranged on the front panel of the battery pack (5), a heat dissipation window (51) is arranged on the rear panel of the battery pack (5), and the fan (52) is connected with a battery control system (53).
7. The energy storage container battery cooling system of claim 6, wherein: the battery control system (53) is a BMU on the front panel of the battery pack (5), an MCU main chip and a relay chip are arranged on a circuit board of the BMU, and a sensor is arranged on a battery of the battery pack (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023270453.6U CN213716955U (en) | 2020-12-30 | 2020-12-30 | Energy storage container battery cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023270453.6U CN213716955U (en) | 2020-12-30 | 2020-12-30 | Energy storage container battery cooling system |
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| CN213716955U true CN213716955U (en) | 2021-07-16 |
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| CN202023270453.6U Active CN213716955U (en) | 2020-12-30 | 2020-12-30 | Energy storage container battery cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115395139A (en) * | 2022-09-25 | 2022-11-25 | 青岛理工大学 | Electrochemical energy storage thermal management system and control method thereof |
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- 2020-12-30 CN CN202023270453.6U patent/CN213716955U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115395139A (en) * | 2022-09-25 | 2022-11-25 | 青岛理工大学 | Electrochemical energy storage thermal management system and control method thereof |
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