CN110707260A - Energy storage device - Google Patents
Energy storage device Download PDFInfo
- Publication number
- CN110707260A CN110707260A CN201911102864.3A CN201911102864A CN110707260A CN 110707260 A CN110707260 A CN 110707260A CN 201911102864 A CN201911102864 A CN 201911102864A CN 110707260 A CN110707260 A CN 110707260A
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- Prior art keywords
- battery
- waste discharge
- energy storage
- waste
- explosion
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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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses an energy storage device, which comprises a container, a plurality of battery modules and at least one waste discharge explosion-proof assembly, wherein the container is provided with a plurality of battery modules; be equipped with the support that is used for placing the battery module in the container, the battery module includes battery box and a plurality of battery cell, the battery box be equipped with be used for a plurality of battery cell's of holding accommodating space and with the isolated space of wasting discharge of accommodating space, every battery cell's one end is equipped with the explosion-proof valve with the space intercommunication of wasting discharge, the explosion-proof subassembly of wasting discharge is including wasting discharge pipe and the waste discharge case that communicates with wasting discharge pipe, and waste discharge pipe install on the support and communicate with the waste discharge space of every battery box. The invention has the beneficial effects that: through set up explosion-proof joint on battery cell and set up the space of wasting discharge with explosion-proof joint intercommunication on the battery box for battery cell can carry out the pressure release through the space of wasting discharge and waste when unusual and waste, sets up the explosion-proof subassembly of wasting discharge that communicates with the space of wasting discharge simultaneously and carries out the collection of waste gas and waste liquid, can effectively stop waste gas and waste liquid and arouse the conflagration.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of batteries, in particular to an energy storage device.
[ background of the invention ]
The lithium ion battery has the characteristics of large capacity, good cycle performance and environmental protection, is widely applied to various fields such as medical treatment, communication, traffic, energy storage and the like, particularly the energy storage is greatly developed in recent years, and particularly, the container type energy storage device is adopted and is widely applied due to convenient movement and high power. In prior art, when unusual battery cell appears in container formula energy memory, only can reduce the loss through the outage, energy memory not only can't use this moment, and some high pressure high temperature's gaseous state or liquid electrolyte are revealed probably to unusual battery cell moreover, lead to energy memory to appear the phenomenon of catching fire easily.
In view of the above, it is desirable to provide an energy storage device to overcome the above-mentioned drawbacks.
[ summary of the invention ]
The invention aims to provide an energy storage device, aiming at improving the safety of energy storage.
In order to achieve the purpose, the invention provides an energy storage device, which comprises a container, a plurality of battery modules accommodated in the container and a waste discharge explosion-proof assembly connected with at least one of the battery modules; the container is internally provided with a support for placing the battery module, the battery module comprises a battery box and a plurality of single batteries, the battery box is provided with accommodating spaces for accommodating the single batteries and waste discharge spaces isolated from the accommodating spaces, one end of each single battery is provided with an explosion-proof valve communicated with the waste discharge spaces, the waste discharge explosion-proof assembly comprises a waste discharge pipe and a waste discharge box communicated with the waste discharge pipe, and the waste discharge pipe is installed on the support and communicated with the waste discharge spaces of the battery boxes.
In a preferred embodiment, the battery box comprises a box body with the accommodating space and a box cover which is arranged on the box body in a covering mode and is used for closing the accommodating space; the box body comprises a bottom wall and a plurality of side walls formed by extending the edges of the bottom wall, the bottom wall and the side walls are arranged in a surrounding mode to form the accommodating space, and the waste discharge space is arranged inside one side wall.
In a preferred embodiment, the battery box is provided with a quick coupling communicated with the waste discharge pipe at the outer side of the side wall provided with the waste discharge space, and the height of the quick coupling is lower than that of any one explosion-proof coupling in the corresponding battery box.
In a preferred embodiment, the waste discharge pipeline include with the trunk line of waste discharge box intercommunication and a plurality of with be responsible for the intercommunication and fix branch pipe on the battery rack, just the trunk line is close to the one end of waste discharge box is passed energy storage cabinet and the waste discharge box intercommunication that sets up in the energy storage cabinet outside, the energy storage cabinet is seted up the confession the through-hole that the trunk line passed.
In a preferred embodiment, the waste bin is located below the battery rack.
In a preferred embodiment, the energy storage cabinet is formed by modifying a standard container, the battery rack comprises a plurality of battery frames which are sequentially connected, the battery frames are arranged into two rows and respectively abut against two opposite inner walls of the energy storage cabinet, and each row of battery frames is connected with one waste discharge explosion-proof assembly.
In a preferred embodiment, the waste box is provided with a cavity for collecting the contents of the battery, and an activated carbon layer is provided at one end of the cavity close to the main pipe.
In a preferred embodiment, still be provided with the flame retardant coating in the cavity and contain fire extinguishing agent and be porous structure's fire extinguishing layer, the flame retardant coating, activated carbon layer and the layer of putting out a fire is range upon range of in proper order the cavity is close to the one end of trunk line, the trunk line stretches into the one end of cavity passes in proper order the flame retardant coating, activated carbon layer and the layer of putting out a fire.
In a preferred embodiment, the battery module further comprises a battery management system for monitoring the battery module and an air conditioning system for heat dissipation, the air conditioning system and the battery management system are both arranged at one end of the energy storage cabinet, and the energy storage cabinet is provided with a window for installing the air conditioning system.
According to the invention, the explosion-proof joint is arranged on the single battery and the waste discharge space communicated with the explosion-proof joint is arranged on the battery box, so that the single battery can be subjected to pressure relief and waste discharge through the waste discharge space when abnormal, and meanwhile, the waste discharge explosion-proof assembly communicated with the waste discharge space is arranged to collect waste gas and waste liquid, so that fire caused by the waste gas and the waste liquid can be effectively avoided.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
[ description of the drawings ]
FIG. 1 is a perspective view of an energy storage device provided by the present invention;
FIG. 2 is a cross-sectional view of the waste explosion prevention assembly shown in FIG. 1;
fig. 3 is a perspective view of the battery frame shown in fig. 1 after a battery module is placed in the battery frame;
fig. 4 is a perspective view of the battery module shown in fig. 1;
fig. 5 is a sectional view of the battery module shown in fig. 1;
fig. 6 is a sectional view of the waste tank shown in fig. 1.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantageous effects of the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 5, an energy storage device 100 is provided to improve the safety of energy storage.
In the embodiment of the present invention, the energy storage device 100 includes an energy storage cabinet 10, a plurality of battery modules 20 accommodated in the energy storage cabinet 10, and at least one waste discharge explosion-proof assembly 30 connected to the plurality of battery modules 20, wherein a battery rack 11 for accommodating the battery modules 20 is disposed in the energy storage cabinet 10, the battery module 20 includes a battery box 21 and a plurality of single batteries 22 accommodated in the battery box 21, the battery box 21 is provided with an accommodating space 201 for accommodating the single batteries 22 and a waste discharge space 202 isolated from the accommodating space 201, one end of each single battery 22 is provided with an explosion-proof joint 221 communicated with the corresponding waste discharge space 202 and used for pressure discharge explosion protection, the waste discharge explosion-proof assembly 30 includes a waste discharge pipe 31 and a waste discharge box 32 communicated with the waste discharge pipe 31, and the waste discharge pipe 31 is mounted on the battery rack 11 and communicated with the waste discharge space 202 of each battery box 21.
When the energy storage device 100 is in use, when a single battery 22 is abnormal, high temperature and high pressure are generated inside the abnormal single battery 22, at this time, the corresponding explosion-proof connector 221 is opened and used for releasing pressure to prevent the abnormal single battery 22 from exploding, meanwhile, the waste discharge space 202 communicated with the explosion-proof connector 221 can be used for collecting battery internal substances (for example, gaseous or liquid electrolyte) ejected due to the released pressure, and combustible substances with high temperature are ejected due to the ejected battery internal substances, so that the battery internal substances ejected from the abnormal single battery 22 are collected through the waste discharge space 202, the ejected battery internal substances can be effectively isolated, the safety accident that the battery internal substances are ignited due to oxygen contacting air can be prevented, and then the battery internal substances in the waste discharge space 202 can be collected into the waste discharge tank 32 through the waste discharge pipe 31, thereby being convenient for intensively processing the sprayed substances in the battery.
Further, in an embodiment, the battery box 21 includes a box body 211 having an accommodating space 201, and a box cover 212 covering the box body 211 and closing the accommodating space 201, wherein the box body 211 includes a bottom wall 2111 and a plurality of side walls 2112 extending from an edge of the bottom wall 2111, the bottom wall 2111 and the plurality of side walls 2112 enclose the accommodating space 201 for accommodating the single battery 22, and the waste discharge space 202 is disposed inside one of the side walls 2112. Meanwhile, the battery box 21 is provided with the quick coupling 203 communicated with the waste discharge pipe 31 at the outer side of the side wall 2112 provided with the waste discharge space 202, and in order to facilitate the inflow of the battery internal substance entering the waste discharge space 202 from the corresponding quick coupling 203 into the waste discharge pipe 31, the height of the quick coupling 203 is lower than the height of any one of the explosion-proof couplings 221 in the corresponding battery box 21, so that the battery internal substance flows into the waste discharge pipe 31 from the corresponding quick coupling 203 under the action of gravity.
Further, in an embodiment, the waste discharge pipe 31 includes a main pipe 311 communicated with the waste discharge box 32 and a plurality of branch pipes 312 communicated with the main pipe 311 and fixed on the battery rack 11, and one end of the main pipe 311 close to the waste discharge box 32 passes through the energy storage cabinet 10 and is communicated with the waste discharge box 32 arranged outside the energy storage cabinet 10, correspondingly, the energy storage cabinet 10 is provided with a through hole 101 for the main pipe 311 to pass through, so the waste discharge box 32 is conveniently cleaned and recycled on the one hand, the waste discharge box 32 is isolated from the battery module 20 in the energy storage cabinet 10 on the other hand, the safety of the battery module 20 can be improved, and further the safety performance of the energy storage device 100 is improved. Meanwhile, in order to facilitate the internal substances of the batteries in the waste discharge pipe 31 to enter the waste discharge box 32, the waste discharge box 32 is located below the battery rack 11 so as to facilitate the internal substances of the batteries in the waste discharge pipe 31 to enter the waste discharge box 32 under the action of gravity.
In this embodiment, the energy storage cabinet 10 is formed by modifying a standard container, the battery rack 11 includes a plurality of battery frames 111 connected in sequence, the plurality of battery frames 111 are arranged in two rows and respectively abut against two opposite inner walls of the energy storage cabinet 10, and each row of battery frames 111 is connected to one waste discharge explosion-proof assembly 30.
Further, in an embodiment, please refer to fig. 6, an activated carbon layer 321 for covering materials inside the battery is further disposed in the waste box 32, so that toxic gases generated by the materials inside the battery can be absorbed by the activated carbon layer 321, and the waste box 32 can be conveniently cleaned by related personnel, specifically, the waste box 32 is provided with a cavity 301 for collecting the materials inside the battery, the activated carbon layer 321 is disposed at one end of the cavity 301 close to the main pipe 311, and the main pipe 311 penetrates through the activated carbon layer 321 and then extends into the cavity 301, so that the activated carbon layer 321 can absorb harmful gases.
Optionally, a fire-proof layer 322 made of a flame-retardant material and a fire-extinguishing layer 323 containing a fire-extinguishing agent and having a porous structure may be further disposed in the cavity 301 of the waste discharge box 32, the fire-proof layer 322, the activated carbon layer 321 and the fire-extinguishing layer 323 may be sequentially stacked at one end of the cavity 301 close to the main pipe 311, one end of the main pipe 311 extending into the cavity 301 sequentially passes through the fire-proof layer 322, the activated carbon layer 321 and the fire-extinguishing layer 323, it can be understood that the fire-proof layer 322 may be used to seal one end of the waste discharge box 32 penetrated by the main pipe 311 to perform a sealing and fire-preventing function, and the fire-extinguishing layer 323 may be used to extinguish flames generated by substances inside the battery, so that the fire-proof performance and the sealing performance of the waste discharge box 32 may be improved.
Further, in an embodiment, the energy storage device 100 further includes a battery management system (not shown) for monitoring the battery module 20 and an air conditioning system 40 for dissipating heat, the air conditioning system 40 is configured to control the internal temperature of the energy storage cabinet 10 so as to enable the battery module 20 to operate in an optimal temperature environment, and the battery management system is configured to monitor the operating states of the battery module 20, such as the voltage and the temperature, in real time and control the operating state of the air conditioning system 40 according to the temperature monitoring result of the battery module 20. In the present embodiment, the air conditioning system 40 and the battery management system are both built in one end of the energy storage cabinet 10 to facilitate operation and management of workers, and the energy storage cabinet 10 is provided with a window 102 for installing the air conditioning system 40.
In summary, in the energy storage device 100 provided by the present invention, the explosion-proof connector 221 is disposed on the single battery 22, and the waste discharge space 202 communicated with the explosion-proof connector 221 is disposed on the battery box 21, so that when the single battery 22 is abnormal, pressure relief and waste discharge (i.e., releasing internal pressure of the battery and spraying internal substances of the battery) can be performed through the waste discharge space 202, and meanwhile, the waste discharge explosion-proof assembly 30 communicated with the waste discharge space 202 is disposed to collect waste gas and waste liquid (i.e., internal substances of the battery), so as to effectively prevent fire caused by the waste gas and waste liquid, and effectively improve the safety of the energy storage device 100.
The invention is not limited solely to that described in the specification and embodiments, and additional advantages and modifications will readily occur to those skilled in the art, so that the invention is not limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.
Claims (9)
1. An energy storage device is characterized by comprising a container, a plurality of battery modules accommodated in the container and a waste discharge explosion-proof assembly connected with at least one battery module; the container is internally provided with a support for placing the battery module, the battery module comprises a battery box and a plurality of single batteries, the battery box is provided with accommodating spaces for accommodating the single batteries and waste discharge spaces isolated from the accommodating spaces, one end of each single battery is provided with an explosion-proof valve communicated with the waste discharge spaces, the waste discharge explosion-proof assembly comprises a waste discharge pipe and a waste discharge box communicated with the waste discharge pipe, and the waste discharge pipe is installed on the support and communicated with the waste discharge spaces of the battery boxes.
2. The energy storage device as claimed in claim 1, wherein the battery box comprises a box body having the accommodating space and a box cover covering the box body and closing the accommodating space; the box body comprises a bottom wall and a plurality of side walls formed by extending the edges of the bottom wall, the bottom wall and the side walls are arranged in a surrounding mode to form the accommodating space, and the waste discharge space is arranged inside one side wall.
3. The energy storage device as claimed in claim 2, wherein the battery box is provided with a quick coupling communicating with the waste discharge pipe at an outer side of the side wall provided with the waste discharge space, and the height of the quick coupling is lower than that of any one explosion-proof coupling in the corresponding battery box.
4. The energy storage device as claimed in claim 1, wherein the waste discharge pipeline comprises a main pipeline communicated with the waste discharge tank and a plurality of branch pipelines communicated with the main pipeline and fixed on the battery rack, one end of the main pipeline close to the waste discharge tank passes through the energy storage cabinet and is communicated with the waste discharge tank arranged outside the energy storage cabinet, and the energy storage cabinet is provided with a through hole for the main pipeline to pass through.
5. The energy storage device of claim 4, wherein the waste bin is located below the battery stand.
6. The energy storage device according to claim 5, wherein the energy storage cabinet is modified from a standard container, the battery rack comprises a plurality of battery frames connected in sequence, the plurality of battery frames are arranged in two rows and respectively abut against two opposite inner walls of the energy storage cabinet, and each row of battery frames is connected with one waste discharge explosion-proof assembly.
7. The energy storage device as claimed in claim 4, wherein the waste tank is provided with a cavity for collecting the contents of the battery, and an activated carbon layer is provided at one end of the cavity close to the main pipe.
8. The energy storage device as claimed in claim 7, wherein a fire-proof layer and a fire-extinguishing layer containing a fire extinguishing agent and having a porous structure are further arranged in the cavity, the fire-proof layer, the activated carbon layer and the fire-extinguishing layer are sequentially stacked at one end of the cavity close to the main pipeline, and one end of the main pipeline, which extends into the cavity, sequentially penetrates through the fire-proof layer, the activated carbon layer and the fire-extinguishing layer.
9. The energy storage device according to claim 1, further comprising a battery management system for monitoring the battery module and an air conditioning system for dissipating heat, wherein the air conditioning system and the battery management system are both built in one end of the energy storage cabinet, and the energy storage cabinet is provided with a window for installing the air conditioning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911102864.3A CN110707260A (en) | 2019-11-12 | 2019-11-12 | Energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911102864.3A CN110707260A (en) | 2019-11-12 | 2019-11-12 | Energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110707260A true CN110707260A (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911102864.3A Pending CN110707260A (en) | 2019-11-12 | 2019-11-12 | Energy storage device |
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| CN (1) | CN110707260A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022006894A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery and related apparatus therefor, preparation method, and preparation device |
| WO2022006903A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and battery preparation method and device |
| CN111916606B (en) * | 2020-08-12 | 2022-06-14 | 湖南省长城新能源科技有限公司 | Multifunctional storage battery pack with flame-retardant and fireproof protection functions |
| US11450916B2 (en) | 2020-07-10 | 2022-09-20 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| US11791518B2 (en) | 2020-07-10 | 2023-10-17 | Contemporary Amperex Technology Co., Limited | Battery, power consumption device, method and device for preparing a battery |
| RU2807671C1 (en) * | 2020-07-10 | 2023-11-21 | Контемпорари Эмпирекс Текнолоджи Ко., Лимитед | Battery, power device, method and device for battery manufacturing |
| US11955654B2 (en) | 2020-07-10 | 2024-04-09 | Contemporary Amperex Technology Co., Limited | Battery, and related device, preparation method and preparation apparatus thereof |
-
2019
- 2019-11-12 CN CN201911102864.3A patent/CN110707260A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022006894A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery and related apparatus therefor, preparation method, and preparation device |
| WO2022006903A1 (en) * | 2020-07-10 | 2022-01-13 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and battery preparation method and device |
| CN114175381A (en) * | 2020-07-10 | 2022-03-11 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method and device for preparing battery |
| US11450916B2 (en) | 2020-07-10 | 2022-09-20 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| US11791518B2 (en) | 2020-07-10 | 2023-10-17 | Contemporary Amperex Technology Co., Limited | Battery, power consumption device, method and device for preparing a battery |
| RU2807671C1 (en) * | 2020-07-10 | 2023-11-21 | Контемпорари Эмпирекс Текнолоджи Ко., Лимитед | Battery, power device, method and device for battery manufacturing |
| CN114175381B (en) * | 2020-07-10 | 2024-02-20 | 宁德时代新能源科技股份有限公司 | Battery, power utilization device, method and device for preparing battery |
| US11955654B2 (en) | 2020-07-10 | 2024-04-09 | Contemporary Amperex Technology Co., Limited | Battery, and related device, preparation method and preparation apparatus thereof |
| US11967725B2 (en) | 2020-07-10 | 2024-04-23 | Contemporary Amperex Technology Co., Limited | Case of battery, battery, power consumption device, and method and device for preparing battery |
| CN111916606B (en) * | 2020-08-12 | 2022-06-14 | 湖南省长城新能源科技有限公司 | Multifunctional storage battery pack with flame-retardant and fireproof protection functions |
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Application publication date: 20200117 |
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