CN218299891U - Energy storage battery pack and energy storage system - Google Patents
Energy storage battery pack and energy storage system Download PDFInfo
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- CN218299891U CN218299891U CN202221294715.9U CN202221294715U CN218299891U CN 218299891 U CN218299891 U CN 218299891U CN 202221294715 U CN202221294715 U CN 202221294715U CN 218299891 U CN218299891 U CN 218299891U
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- energy storage
- combustible gas
- storage battery
- shell
- module
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- 238000004146 energy storage Methods 0.000 title claims abstract description 84
- 238000001514 detection method Methods 0.000 claims abstract description 49
- 239000007921 spray Substances 0.000 claims abstract description 49
- 238000001816 cooling Methods 0.000 claims abstract description 26
- 238000005507 spraying Methods 0.000 claims description 25
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 239000002904 solvent Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000008213 purified water Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 60
- 230000000694 effects Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002631 hypothermal effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to an energy storage technology field especially relates to an energy storage battery package and energy storage system. This energy storage battery package includes the shell, combustible gas detection module and spray the module, the air exit has been seted up on the lateral wall of shell, combustible gas detection module is located air exit department, combustible gas detection module detects combustible gas's concentration or flow in air exit department, the part sprays the module setting inside the shell, when combustible gas's that combustible gas detection module detected concentration or flow reach the default, it sprays the cooling to the shell is inside to spray the module, accurate judgement sprays the opportunity of cooling to energy storage battery package, avoid combustible gas to be lighted under high temperature and produce the conflagration. In addition, detect combustible gas's concentration or flow at air exit, it is more accurate to combustible gas's detection. Energy storage system is through using above-mentioned energy storage battery package, realizes also more accurate to the inside automatic spray cooling of energy storage battery package, to combustible gas's detection.
Description
Technical Field
The utility model relates to an energy storage technology field especially relates to an energy storage battery package and energy storage system.
Background
In recent years, with the wide application of lithium batteries in the energy storage market, the safety of the lithium batteries is a main problem which troubles the development of the industry all the time, and the problem of fire of the energy storage battery pack continuously occurs, so that the main reason for the problem is that the energy storage battery pack cannot be rapidly, directly and effectively detected and cooled in the thermal runaway process of the batteries, the batteries are powered off slightly after the thermal runaway of the battery pack occurs, and fire is generated seriously, so that great harm is caused to the safety of lives and properties of people.
Along with the development of technology, begin to introduce the fire sprinkler system in energy storage battery package inside, and the fire sprinkler system only judges whether energy storage battery package is out of control or on fire through detecting the inside temperature of energy storage battery package or setting up smoke alarm, whether according to this judgement affirms the fire sprinkler system and sprays the cooling, whether take place the state of out of control of heat to energy storage battery package and do not carry out accurate judgement, energy storage battery package sprays too early will exert an influence to battery system's performance, spray too late then probably not to control temperature and intensity of a fire.
Therefore, it is desirable to provide an energy storage battery pack and an energy storage system to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy storage battery package and energy storage system to whether accurate judgement sprays the cooling to energy storage battery package inside, and can improve the detection to combustible gas accurate.
To achieve the purpose, the utility model adopts the following technical proposal:
an energy storage battery pack comprising:
the side wall of the shell is provided with an air outlet;
a combustible gas detection module located at the air outlet, the combustible gas detection module configured to detect a concentration or a flow rate of a combustible gas at the air outlet; and
and the spraying module is partially arranged in the shell, and when the concentration or the flow of the combustible gas detected by the combustible gas detection module reaches a preset value, the spraying module is configured to spray and cool the interior of the shell.
Preferably, the combustible gas detection module is fixed on the side wall of the shell, which is provided with the air outlet.
Preferably, the combustible gas detection module comprises a combustible gas sensor.
Preferably, the spraying module comprises:
the spray header is positioned inside the shell;
the mounting plate is connected with the spray header and is fixed on the wall of the shell; and
and the connecting pipe is arranged on the mounting plate and is communicated with the spray header, and the connecting pipe can be communicated with a fire fighting pipeline outside the shell.
Preferably, the spraying module and the combustible gas detection module are respectively located on two opposite inner walls of the housing.
Preferably, the spraying solvent sprayed by the spraying module is purified water.
Preferably, the energy storage battery pack further comprises:
the battery cell is arranged in the shell at intervals, a heat dissipation air duct is formed between every two adjacent battery cells, and the air circulated by the heat dissipation air duct is exhausted from the air outlet.
Preferably, the energy storage battery pack further includes:
the heat dissipation fan is arranged on the shell, an air inlet is formed in the shell, and the heat dissipation fan is configured to suck outside air into the heat dissipation air duct through the air inlet and discharge the air through the air outlet.
As a preferred scheme, the air inlet, the heat dissipation air duct and the air outlet are arranged oppositely.
An energy storage system comprises a box body and further comprises a plurality of energy storage battery packs, wherein the energy storage battery packs are arranged in the box body at intervals.
The utility model has the advantages that:
the utility model provides an energy storage battery package through set up combustible gas detection module in air outlet department, is more accurate to combustible gas's detection. In addition, when the concentration or the flow of the combustible gas that the combustible gas detection module detected reached the default, the module that sprays sprayed the cooling to the shell is inside, can accurately judge the opportunity of spraying the cooling to the energy storage battery package, has realized the automatic spray cooling to the energy storage battery package is inside, has avoided combustible gas to be lighted under high temperature and has produced the conflagration.
The utility model also provides an energy storage system, through using above-mentioned energy storage battery package, can accurate judgement spray the opportunity of cooling to the energy storage battery package, realized also more accurate to the inside automatic spray cooling of energy storage battery package, to combustible gas's detection.
Drawings
Fig. 1 is a schematic structural diagram of an energy storage battery pack provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the energy storage battery pack provided by the embodiment of the present invention after the battery core is removed;
fig. 3 is a schematic structural diagram of a spraying module provided by the embodiment of the present invention.
In the figure:
1. a housing; 11. an air outlet; 12. a heat dissipation air duct; 13. an air inlet; 2. a combustible gas detection module; 3. a spraying module; 31. a shower head; 32. mounting a plate; 33. a connecting pipe; 4. an electric core; 5. a heat dissipation fan.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
This embodiment provides an energy storage battery package, and this energy storage battery package can use in container energy storage system, also can use in outdoor storage cabinet, realizes the effect of storage electric energy.
Specifically, as shown in fig. 1, the energy storage battery pack provided by this embodiment includes a housing 1 and a plurality of battery modules arranged at intervals, wherein each battery module includes a plurality of battery cells 4 arranged at intervals, each battery cell 4 is used for storing electric energy, the plurality of battery cells 4 are arranged at intervals in the housing 1, and the housing 1 plays a role in protecting the battery cells 4.
Because electric core 4 can produce certain heat in the course of the work, when the temperature is too high, can influence the normal work of electric core 4, in order to guarantee the normal work of electric core 4, as shown in fig. 1 and fig. 2, energy storage battery package still includes radiator fan 5, radiator fan 5 sets up on shell 1, air intake 13 and air exit 11 have been seted up on the lateral wall of shell 1, radiator fan 5 is just to air exit 11, be formed with radiating air duct 12 between two adjacent electric cores 4, as shown by the arrow in the figure, radiator fan 5 passes through air intake 13 suction radiating air duct 12 with the outside gas of shell 1, collect back through air exit 11 at air exit 11 and discharge, thereby realize the ventilation and heat dissipation to the inside of battery package, realize the ventilation and heat dissipation to electric core 4, guarantee the normal work of electric core 4.
Preferably, as shown in fig. 1 and fig. 2, two cooling fans 5 are provided, and the two cooling fans 5 are arranged at intervals, so that air circulation is further promoted, and the two cooling fans 5 jointly realize ventilation and heat dissipation on the battery core 4, thereby improving the heat dissipation effect on the energy storage battery pack. It should be noted that, in other embodiments, the number of the heat dissipation fans 5 may be set according to requirements.
Further, as shown in fig. 1, the air inlet 13, the heat dissipation air duct 12 and the air outlet 11 are arranged opposite to each other, the air inlet 13 and the air outlet 11 are respectively located on two opposite side walls of the housing 1, and the heat dissipation fan 5 ensures that air is more smooth when the air flow is in the working process, thereby improving the ventilation and heat dissipation effects.
The problem of thermal runaway can probably take place for the energy storage battery package in the course of the work, if battery thermal runaway too can not obtain quick, direct, effectual detection and cooling treatment, the battery package takes place the thermal runaway back and then cuts off the power supply slightly, then catches fire seriously, has caused very big harm for people's life and property safety. Along with the development of technology, begin to introduce the fire sprinkler system in energy storage battery package inside, and the fire sprinkler system only judges whether the energy storage battery package is out of control or on fire through detecting the inside temperature of energy storage battery package or setting up smoke alarm, whether the fire sprinkler system sprays the cooling according to this judgement, whether take place the state of out of control of heat to the energy storage battery package and do not carry out accurate judgement, the energy storage battery package sprays too early will exert an influence to battery system's performance, spray then probably not to live temperature and intensity of a fire late.
In order to solve the above problem, as shown in fig. 1 and fig. 2, the energy storage battery pack provided in this embodiment further includes a combustible gas detection module 2 and a spraying module 3, wherein the combustible gas detection module 2 is located at the air outlet 11, the combustible gas detection module 2 detects the concentration or the flow of the combustible gas at the air outlet 11, a part of the spraying module 3 is disposed inside the housing 1, when the concentration or the flow of the combustible gas detected by the combustible gas detection module 2 reaches a preset value, the spraying module 3 sprays and cools the housing 1, thereby realizing automatic spraying and cooling inside the energy storage battery pack, and avoiding the combustible gas being ignited at high temperature to generate fire. The concentration or the flow value of the combustible gas detected by the combustible gas detection module 2 is used as an index for judging whether to spray or not, and the opportunity for spraying and cooling the energy storage battery pack can be accurately judged. In addition, through set up combustible gas detection module 2 in exhaust outlet 11 department, it is more accurate to combustible gas's detection. It should be noted that, because the air outlet 11 is provided on the side wall of the housing 1 of the energy storage battery pack, the combustible gas detection module 2 only needs to be arranged at the air outlet 11, and the energy storage battery pack has a simple structure, is convenient to arrange and install, and can be produced in large quantities.
Particularly, after combustible gas detection module 2 detected combustible gas, combustible gas detection module 2 can send early warning information to spraying module 3 to initiatively cut off battery system's circuit, when the combustible gas concentration or the flow that detect reached the default, combustible gas detection module 2 can give module 3 that sprays with corresponding information transmission, sprays module 3 and sprays the cooling to shell 1 inside according to the information that corresponds.
In this embodiment, the combustible gas detection module 2 is fixed on the side wall of the housing 1 where the air outlet 11 is opened, and is located between the two cooling fans 5, so as to improve the accuracy of combustible gas detection.
It should be noted that the combustible gas detected by the combustible gas detection module 2 includes at least one of carbon monoxide, hydrogen, methane and hydrocarbons. Specifically, in the present embodiment, the combustible gas detection module 2 is a combustible gas sensor for detecting the concentration of combustible gas, and the combustible gas sensor may be a semiconductor type gas sensor, and the gas is adsorbed on the semiconductor surface, and the component and the concentration of the detection gas are measured by using the change in conductivity caused by the adsorption. The semiconductor type gas sensor has the advantages of high sensitivity, high response speed and the like, and can detect combustible gases such as methane, carbon monoxide, hydrogen, hydrocarbons and the like. In other embodiments, the combustible gas detection module 2 may be other types of sensors for detecting the flow of combustible gas.
Preferably, as shown in fig. 1 and fig. 2, the spraying module 3 and the combustible gas detection module 2 are respectively located on two inner walls opposite to the shell 1, so that the spraying module 3 and the combustible gas detection module 2 are guaranteed to be not interfered with each other, the spraying position of the spraying module 3 can be guaranteed to be more accurate, and the solvent sprayed by the spraying module 3 can be prevented from splashing on the combustible gas detection module 2.
In this embodiment, the solvent that sprays module 3 sprays is the pure water, and the pure water is weak conducting substance, can not arouse the circuit short circuit after spraying, and the pure water sprays the back evaporation and can take away a large amount of heat hypothermia, makes combustible gas not reach the flash point temperature, can prevent electric core 4 because the secondary fire that combustible gas lighted the result in, has not only realized the cooling to energy storage battery package, can not lead to other circuit problems of energy storage battery package to produce yet.
Specifically, as shown in fig. 3, the spray module 3 includes a spray header 31, a mounting plate 32 and a connecting pipe 33, the energy storage battery pack further includes a control module, wherein the spray header 31 is located inside the housing 1, the mounting plate 32 is connected to the spray header 31, the mounting plate 32 is fixed on the housing wall of the housing 1, the connecting pipe 33 is disposed on the mounting plate 32 and is communicated with the spray header 31, the combustible gas detection module 2 is electrically connected to both the control module and the spray module 3, when the concentration or flow of the combustible gas detected by the combustible gas detection module 2 reaches a preset value, the combustible gas detection module 2 can transmit the relevant information to the control module and the spray module 3, the spray module 3 receives a spray instruction, and the control module controls the opening and closing valve in the connecting pipe 33 to open according to the corresponding information, so that the connecting pipe 33 is communicated with the fire-fighting pipeline outside the housing 1, it is ensured that the spray solvent is sprayed out from the spray header 31 through the connecting pipe 33, and spray cooling inside the energy storage battery pack is realized. When the spraying instruction is not received, the connecting pipe 33 is separated from the fire-fighting pipeline outside the shell 1, so that the normal work of the whole system is ensured.
This embodiment still provides an energy storage system, including box and a plurality of above-mentioned energy storage battery package, a plurality of energy storage battery package intervals set up in the box, and this energy storage system can accurately judge the opportunity of spraying the cooling to the energy storage battery package through using above-mentioned energy storage battery package, has realized the automatic spray cooling to the energy storage battery package inside, and is also more accurate to combustible gas's detection.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An energy storage battery pack, comprising:
the air conditioner comprises a shell (1), wherein an air outlet (11) is formed in the side wall of the shell (1);
the combustible gas detection module (2) is positioned at the air outlet (11), and the combustible gas detection module (2) is configured to detect the concentration or flow of combustible gas at the air outlet (11); and
the spraying module (3) is partially arranged in the shell (1), and when the concentration or the flow of the combustible gas detected by the combustible gas detection module (2) reaches a preset value, the spraying module (3) is configured to spray into the shell (1).
2. The energy storage battery pack according to claim 1, wherein the combustible gas detection module (2) is fixed on the side wall of the housing (1) where the air outlet (11) is formed.
3. Energy storage battery pack according to claim 1, characterized in that the combustible gas detection module (2) comprises a combustible gas sensor.
4. Energy storage battery pack according to claim 1, characterized in that the spray module (3) comprises:
a shower head (31) located inside the housing (1);
the mounting plate (32) is connected with the spray head (31), and the mounting plate (32) is fixed on the wall of the outer shell (1); and
the connecting pipe (33) is arranged on the mounting plate (32) and communicated with the spray header (31), and the connecting pipe (33) can be communicated with a fire-fighting pipeline outside the shell (1).
5. Energy storage battery pack according to claim 1, characterized in that the spray module (3) and the combustible gas detection module (2) are located on two opposite inner walls of the housing (1), respectively.
6. The energy storage battery pack according to claim 1, wherein the spray solvent sprayed by the spray module (3) is purified water.
7. The energy storage battery pack according to any one of claims 1 to 6, further comprising:
a plurality of electric cores (4), it is a plurality of electric core (4) interval sets up in shell (1), adjacent two be formed with heat dissipation wind channel (12) between electric core (4), it is a plurality of the gas of heat dissipation wind channel (12) circulation is in exhaust outlet (11) department is discharged.
8. The energy storage battery pack of claim 7, further comprising:
the cooling fan (5) is arranged on the shell (1), an air inlet (13) is formed in the shell (1), and the cooling fan (5) is configured to suck outside air into the cooling air duct (12) through the air inlet (13) and discharge the air through the air outlet (11).
9. The energy storage battery pack as claimed in claim 8, wherein the air inlet (13), the heat dissipation air duct (12) and the air outlet (11) are arranged opposite to each other.
10. An energy storage system comprising a tank, wherein the energy storage system further comprises a plurality of energy storage battery packs according to any one of claims 1 to 9, the plurality of energy storage battery packs being arranged in the tank at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221294715.9U CN218299891U (en) | 2022-05-26 | 2022-05-26 | Energy storage battery pack and energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221294715.9U CN218299891U (en) | 2022-05-26 | 2022-05-26 | Energy storage battery pack and energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218299891U true CN218299891U (en) | 2023-01-13 |
Family
ID=84788447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221294715.9U Active CN218299891U (en) | 2022-05-26 | 2022-05-26 | Energy storage battery pack and energy storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218299891U (en) |
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2022
- 2022-05-26 CN CN202221294715.9U patent/CN218299891U/en active Active
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