CN217773050U - Energy storage battery box - Google Patents
Energy storage battery box Download PDFInfo
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- CN217773050U CN217773050U CN202220773785.6U CN202220773785U CN217773050U CN 217773050 U CN217773050 U CN 217773050U CN 202220773785 U CN202220773785 U CN 202220773785U CN 217773050 U CN217773050 U CN 217773050U
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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 discloses an energy storage battery box, include: the device comprises a confluence cabinet, a fire box and at least one battery cluster; the battery cluster is connected with the confluence cabinet and the fire box; one battery cluster is provided with a set of thermal runaway detection sensor which is connected with the fire fighting box; each battery cluster comprises a plurality of battery packs, each battery pack is provided with a fire-fighting interface, and the fire-fighting box is connected with the fire-fighting interfaces through fire-fighting pipelines; the fire-fighting pipeline is provided with a plurality of control valves, and the control valves are used for communicating the fire-fighting pipeline between the fire-fighting box and the appointed battery pack according to the control instruction. The utility model provides a what battery cluster of judgement that energy storage battery case can be accurate takes place the thermal runaway, and then the accurate cooling control of putting out a fire, in addition, when putting out a fire the cooling control, the fire control box is direct to spout the fire extinguishing agent to the inside of the battery package that corresponds, directly hits the burning things which may cause a fire disaster, and the cooling of putting out a fire is high efficiency rapidly.
Description
Technical Field
The embodiment of the utility model provides an relate to the energy storage equipment technique, especially relate to an energy storage battery box.
Background
The energy storage battery box belongs to a container type energy storage battery system, and the energy storage battery system can be applied to application scenes such as large-scale electric energy storage, household energy storage and back-up power supply energy storage.
The energy storage battery box generally comprises a battery system, a power conversion system, a battery management system, a monitoring system and the like, wherein the battery system is a main carrier for realizing electric energy storage and release, the capacity and the running state of the battery system are directly related to the energy conversion capability and the safety and reliability of the energy storage battery system, under the general condition, a plurality of battery monomers are connected in series/parallel to form a battery module, then the plurality of battery modules are connected in series to form a battery string, and finally the plurality of battery strings are connected in parallel to form the battery system.
For guaranteeing energy storage battery system's safety in utilization, when the condition of a fire appears in the battery box inside, need in time put out a fire, among the prior art, when battery monomer is on fire, put out a fire the agent and spray to whole battery box usually, spray that the face is too big, the suppression speed of putting out a fire slow.
SUMMERY OF THE UTILITY MODEL
The utility model provides an energy storage battery box to reach the purpose of accurate cooling control of putting out a fire.
An embodiment of the utility model provides an energy storage battery box, include: the device comprises a confluence cabinet, a fire box and at least one battery cluster;
the battery cluster is connected with the confluence cabinet and the fire box;
one battery cluster is provided with a set of thermal runaway detection sensor which is connected with the fire fighting box;
each battery cluster comprises a plurality of battery packs, each battery pack is provided with a fire-fighting interface, and the fire-fighting box is connected with the fire-fighting interfaces through fire-fighting pipelines;
the fire-fighting pipeline is provided with a plurality of control valves for connecting or disconnecting the fire-fighting pipeline between the fire-fighting box and the specified battery pack.
Optionally, the system further comprises a liquid cooling unit, wherein the liquid cooling unit is provided with a liquid cooling pipeline;
the liquid cooling unit is connected with the battery pack through the liquid cooling pipeline.
Optionally, a battery box environment detection sensor and a fire fighting device are also arranged;
the battery box environment detection sensor and the fire fighting device are connected with the fire fighting box.
Optionally, the thermal runaway detection sensor comprises a suction probe.
Optionally, the battery box environment detection sensor includes a combustible gas sensor, a temperature sensor or a smoke sensor.
Optionally, the fire fighting device comprises an exhaust fan.
Optionally, the fire fighting pipeline comprises a liquid pipeline and a gas pipeline, and the fire fighting joint adopts a gas-liquid two-phase atomizing nozzle;
the liquid pipeline and the gas pipeline are connected with the gas-liquid two-phase atomizing nozzle.
Optionally, the fire-fighting box stores a fire-extinguishing agent, which includes perfluorohexanone and water.
Optionally, one of the battery clusters is further provided with a high-voltage control box, and the battery cluster is connected with the junction box through the high-voltage control box.
Optionally, the fire fighting box further comprises an alarm device, and the alarm device is connected with the fire fighting box.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides an energy storage battery box, it includes fire hose and battery cluster, battery cluster configuration thermal runaway detection sensor, the fire hose is connected with the battery cluster through the fire control pipeline, based on the data acquisition of thermal runaway detection sensor, which battery cluster takes place the thermal runaway in judgement that the fire hose can be accurate, and then the accurate cooling control of putting out a fire, in addition, when putting out a fire the cooling control, the fire hose is direct to spout the inside of the battery package that corresponds with the fire extinguishing agent, directly hits the burning things which may cause a fire disaster, it is high-efficient rapidly to put out a fire the cooling.
Drawings
FIG. 1 is a schematic diagram of an energy storage battery box in an embodiment;
FIG. 2 is a schematic diagram of another energy storage battery box in an embodiment;
FIG. 3 is a schematic diagram of another energy storage battery box in an embodiment;
FIG. 4 is a schematic diagram of another energy storage battery box in an embodiment;
FIG. 5 is a schematic diagram of another energy storage battery box in an embodiment;
FIG. 6 is a block diagram of a high-voltage control box according to an embodiment;
fig. 7 is a schematic diagram of another energy storage battery box in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.
Fig. 1 is a schematic diagram of an energy storage battery box in an embodiment, and referring to fig. 1, the embodiment provides an energy storage battery box including a combiner box 100, a fire box 200, and a plurality of battery clusters.
Referring to fig. 1, the battery clusters 1 to n are connected to a bus bar cabinet 100, the bus bar cabinet 100 serves as a unified output end after the battery clusters 1 to n are connected in parallel, and the bus bar cabinet 100 can be connected to a post-stage voltage transformation device or an electrical load.
In this embodiment, a battery cluster is provided with a set of thermal runaway detection sensor, and the thermal runaway detection sensor is connected with the fire hose, and the thermal runaway detection sensor is used for detecting whether thermal runaway takes place in the region where the corresponding battery cluster is located.
For example, in one possible embodiment, the thermal runaway detection sensor may be an air-breathing probe.
Fig. 2 is a schematic diagram of another energy storage battery box in an embodiment, and referring to fig. 1 and fig. 2, taking a battery cluster 1 as an example, a thermal runaway detection sensor 1 is configured at the top of the battery cluster 1, and the thermal runaway detection sensor 1 is used for detecting whether a thermal runaway phenomenon exists in the battery cluster 1.
In this embodiment, a battery cluster includes a plurality of battery packages, and every battery package disposes the fire control interface, and the fire hose passes through the fire control pipeline and is connected with the fire control interface.
Referring to fig. 2, taking the battery pack 1 as an example, the battery pack 1 includes 8 battery packs, i.e., a battery pack 11 to a battery pack 18, each battery pack includes a fire protection port (e.g., the battery pack 18 is configured with the fire protection port 18), and the fire fighting box 200 is connected to the fire protection port of each battery pack through a fire fighting pipeline 201.
In this embodiment, the fire-fighting pipeline is provided with a plurality of control valves (solenoid valves) for communicating the fire-fighting pipeline between the fire-fighting box and the designated battery pack according to the control instruction.
In this embodiment, the working method of the energy storage battery box includes:
the fire box 200 receives the data collected by the thermal runaway detection sensor, and the fire box 200 judges whether the thermal runaway of the battery cluster occurs;
when the thermal runaway occurs in the battery cluster, the fire fighting box 200 controls the action of the designated control valve to communicate the fire fighting pipeline between the battery cluster and the fire fighting box 200, and at the moment, the fire fighting box 200 sprays the fire extinguishing agent into each battery pack in the battery cluster through the fire fighting pipeline.
Illustratively, in one possible embodiment, the fire extinguishing agent stored in the fire box includes perfluorohexanone and water.
Illustratively, the perfluorohexanone is a clear, colorless, slightly-flavored and nontoxic clean fire extinguishing agent, is liquid at normal temperature, is easy to vaporize and absorb heat, has high fire extinguishing efficiency, excellent fire extinguishing performance, is non-conductive, does not leave residues after release, does not damage the ozone layer, and has the characteristics of environmental protection.
This embodiment provides an energy storage battery box, it includes fire hose and battery cluster, battery cluster configuration thermal runaway detection sensor, the fire hose is connected with the battery cluster through the fire control pipeline, based on the data acquisition of thermal runaway detection sensor, which battery cluster takes place the thermal runaway in judgement that the fire hose can be accurate, and then the accurate cooling control of putting out a fire, in addition, when putting out a fire the cooling control, the fire hose is direct to spout the inside of the battery package that corresponds with the fire extinguishing agent, directly hits the burning things which may cause a fire disaster, it is high-efficient to put out a fire the cooling rapidly.
Fig. 3 is a schematic diagram of another energy storage battery box in the embodiment, referring to fig. 3, based on the scheme shown in fig. 1, the energy storage battery box further includes a liquid cooling unit 300, the liquid cooling unit 300 is configured with a liquid cooling pipeline, and the liquid cooling unit 300 is connected with the battery pack through the liquid cooling pipeline.
Exemplarily, in this scheme, the battery package in the battery cluster disposes liquid cooling board, and liquid cooling board is used for the cooling of electric core in the battery package.
Illustratively, the liquid cooling pipeline is specifically connected to the liquid cooling board, and the liquid cooling unit 300 controls the cooling liquid to circulate in the liquid cooling pipeline and the liquid cooling board, so that the liquid cooling board cools the electrical core.
Exemplarily, the liquid cooling unit is configured, so that the temperature in the battery pack can be actively controlled within a set range, and the problem of thermal runaway caused by overhigh internal temperature of the battery pack can be prevented.
Fig. 4 is a schematic diagram of another energy storage battery box in the embodiment, referring to fig. 4, in an embodiment, the energy storage battery box may further be provided with a battery box environment detection sensor 400, a fire fighting device 500, and the battery box environment detection sensor 400 and the fire fighting device 500 are connected with the fire fighting box 200.
Exemplarily, in this scheme, battery box environment detection sensor 400 is used for the inside environmental data collection of energy storage battery box, and battery box environment detection sensor 400's collection data can be used for judging whether the condition of a fire appears in the energy storage battery box.
For example, in the present embodiment, the battery box environment detection sensor 400 may include one or more of a combustible gas sensor, a temperature sensor, and a smoke sensor.
In the present embodiment, the fire fighting device 500 is used for suppressing the fire inside the energy storage battery box, and the fire fighting device 500 may be an exhaust fan, a water fire extinguishing head, or the like.
In this embodiment, a BMS (Battery Management System) is disposed in the Battery pack, the BMS is in communication connection with the fire box 200, and the working manner of the energy storage Battery box includes:
the fire box 200 receives the battery pack data sent by the BMS, and the fire box 200 judges whether thermal runaway occurs in the battery pack according to the battery pack data;
when the battery pack is out of control due to thermal runaway, the fire box 200 controls the designated control valve to act, so that the battery pack in which the thermal runaway occurs is communicated with a fire pipeline between the fire box 200, and at the moment, the fire box 200 sprays a fire extinguishing agent into the battery pack through the fire pipeline;
the fire fighting box 200 receives the energy storage battery box data collected by the battery box environment detection sensor 400 and the thermal runaway detection sensor, and the fire fighting box 200 judges whether a fire occurs in the energy storage battery box according to the energy storage battery box data;
when the fire condition appears in the energy storage battery box, fire hose 200 control fire control unit 500 work, through fire control unit 500 suppression energy storage battery box's the fire condition (for example, when fire control unit 500 is the air discharge fan, the air discharge in the energy storage battery box of air discharge fan during operation, and then the purpose of realization suppression fire condition).
On the basis of the beneficial effect of the scheme shown in fig. 1, in the scheme, the energy storage battery box is further provided with a battery box environment detection sensor and a fire fighting device, the battery box environment detection sensor and the thermal runaway detection sensor can realize all-dimensional safety monitoring for the inside of the energy storage battery box, and through the fire fighting device, when a fire occurs in the inside of the energy storage battery box, the suppression of the fire in the inside of the energy storage battery box can be realized.
In addition, in this scheme, the fire control box judges whether the battery package is inside to appear the thermal runaway, and when the thermal runaway appeared, fire control box control spouts the fire extinguishing agent to appointed battery package in, can realize that accurate battery package to taking place the thermal runaway carries out conflagration and stamps out and the cooling, effectually cuts off stretching of conflagration from the conflagration root cause, avoids other battery packages of battery box inside to continue to take place the thermal runaway and then cause the expansion of conflagration, causes bigger property and personnel to harm.
For example, in one possible embodiment, the energy storage battery box may further include an alarm device, and the alarm device is connected with the fire fighting box.
Exemplarily, the alarm device can give an alarm by sound and light, and when the alarm device is configured and the fire box judges that a fire occurs in the energy storage battery box, the alarm device can be controlled to give an alarm.
On the basis of the scheme shown in fig. 1, in an implementation scheme, the fire fighting pipeline comprises a liquid pipeline and a gas pipeline, the fire fighting connector adopts a gas-liquid two-phase atomizing nozzle, and the liquid pipeline and the gas pipeline are connected with the gas-liquid two-phase atomizing nozzle.
Exemplarily, in this scheme, adopt the two-phase atomizing nozzle of gas-liquid to assist the atomizing to fire extinguishing agent, can realize better atomization effect under the low flow of fire extinguishing agent, the low pressure output condition, and then realize that fire extinguishing agent is to the whole inside full coverage of battery package, reach the high efficiency and put out a fire, last suppression and the purpose of cooling.
Fig. 5 is a schematic diagram of another energy storage battery box in the embodiment, and referring to fig. 5, on the basis of the scheme shown in fig. 1, each battery cluster is further provided with a high-voltage control box, and the battery clusters are connected with a bus cabinet through the high-voltage control boxes.
In an exemplary mode, the high-voltage control box is mainly used for collecting voltage and current data of the battery cluster, and when the voltage and current data are abnormal, the battery cluster is actively disconnected from the confluence cabinet.
Fig. 6 is a block diagram of a high-voltage control box in an embodiment, and referring to fig. 6, in an embodiment, taking a high-voltage control box 1 configured by a battery cluster 1 as an example, the high-voltage control box may include a control module 1, a circuit breaker 2, a fuse 3, a shunt 4, a positive contactor 5, a circulating contactor 6, a power supply 7, and an input/output interface 8.
The circuit breaker 2 is connected in series in a power supply circuit between the battery cluster 1 and the collecting cabinet 100, the fuse 3, the anode contact 5 and the circulating current contact 6 are connected in series in an anode branch of the power supply circuit, and the shunt 4 is connected in series in a cathode branch of the power supply circuit;
the fuse 3, the shunt 4, the anode contactor 5 and the circulating contactor 6 are respectively connected with the control module 1, and the power supply 7 is used for supplying power to the control module 1;
the control module 1 is connected to the combiner cabinet 100 via the input/output interface 8.
In an exemplary embodiment, the control module 1 receives current data collected by the shunt 4, and controls the fuse 3, the positive contactor 5, or the circulating contactor 6 to operate according to the current data, so as to actively control a power supply loop between the battery cluster and the combiner cabinet.
Fig. 7 is a schematic diagram of another energy storage battery box in the embodiment, and in combination with fig. 4 and fig. 7, as an implementation scheme, the battery box environment detection sensor includes a smoke sensor 401, a temperature sensor 402, a first combustible gas sensor 403, and a second combustible gas sensor 404.
Referring to fig. 7, a smoke sensor 401 and a temperature sensor 402 are disposed above the junction box 100, and a first combustible gas sensor 403 and a second combustible gas sensor 404 are disposed above a region where the battery clusters are located.
In this scheme, every battery cluster disposes two water fire control shower nozzles, and for example battery cluster 3, the top bilateral symmetry's of battery cluster 3 position is provided with first water fire control shower nozzle 505 and second water fire control shower nozzle 506 respectively, and first water fire control shower nozzle 505 and second water fire control shower nozzle 506 are connected with fire hose 200 respectively.
In this scheme, thermal runaway detection sensor adopts the formula of breathing in detector.
Exemplarily, in this scheme, jointly carry out the omnidirectional condition of a fire control to energy storage battery box through formula of breathing in detector, smoke transducer, temperature sensor and combustible gas sensor, when the thermal runaway appears in the battery package and leads to the inside condition of a fire that appears of energy storage battery box, when removing the cooling of putting out a fire to the battery package is inside, put out a fire to the energy storage battery box through the water elimination spray head simultaneously, avoid the continuation of condition of a fire to enlarge.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. An energy storage battery box, comprising: the device comprises a confluence cabinet, a fire box and at least one battery cluster;
the battery cluster is connected with the confluence cabinet and the fire box;
one battery cluster is provided with a set of thermal runaway detection sensor which is connected with the fire fighting box;
each battery cluster comprises a plurality of battery packs, each battery pack is provided with a fire-fighting interface, and the fire-fighting box is connected with the fire-fighting interfaces through fire-fighting pipelines;
the fire-fighting pipeline is provided with a plurality of control valves, and the control valves are used for connecting or disconnecting the fire-fighting pipeline between the fire-fighting box and the appointed battery pack.
2. The energy storage battery box of claim 1, further comprising a liquid cooling unit configured with liquid cooling lines;
the liquid cooling unit is connected with the battery pack through the liquid cooling pipeline.
3. An energy storage battery box as claimed in claim 1, characterized in that a battery box environment detection sensor, a fire fighting device are also provided;
the battery box environment detection sensor and the fire fighting device are connected with the fire fighting box.
4. An energy storage battery box according to claim 1, characterized in that the thermal runaway detection sensor comprises a getter detector.
5. An energy storage battery box according to claim 3, characterized in that the battery box environment detection sensor comprises a combustible gas sensor, a temperature sensor or a smoke sensor.
6. An energy storage battery box according to claim 3, characterised in that the fire fighting device comprises an exhaust fan.
7. The energy storage battery box of claim 1, wherein the fire fighting pipeline comprises a liquid pipeline and a gas pipeline, and the fire fighting interface adopts a gas-liquid two-phase atomizing nozzle;
the liquid pipeline and the gas pipeline are connected with the gas-liquid two-phase atomizing nozzle.
8. The energy storage battery box of claim 1, wherein the fire box stores a fire extinguishing agent comprising perfluorohexanone and water.
9. An energy storage battery box according to claim 1, characterized in that one of the battery clusters is further provided with a high voltage control box, through which the battery cluster is connected with the collecting cabinet.
10. The energy storage battery box of claim 1, further comprising an alarm device, wherein the alarm device is connected to the fire box.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220773785.6U CN217773050U (en) | 2022-04-01 | 2022-04-01 | Energy storage battery box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220773785.6U CN217773050U (en) | 2022-04-01 | 2022-04-01 | Energy storage battery box |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115738137A (en) * | 2022-11-30 | 2023-03-07 | 国网福建省电力有限公司电力科学研究院 | Energy storage power station prefabricated cabin fire accident preprocessing device |
| CN115832473A (en) * | 2023-02-03 | 2023-03-21 | 江苏思贝尔海纳储能科技有限公司 | Novel energy storage system |
| CN115837134A (en) * | 2022-12-28 | 2023-03-24 | 江苏智安行能源科技有限公司 | Method and system for preventing and controlling nitrogen inhibition and high-pressure atomization fire extinguishing agent of energy storage power station |
-
2022
- 2022-04-01 CN CN202220773785.6U patent/CN217773050U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115738137A (en) * | 2022-11-30 | 2023-03-07 | 国网福建省电力有限公司电力科学研究院 | Energy storage power station prefabricated cabin fire accident preprocessing device |
| CN115837134A (en) * | 2022-12-28 | 2023-03-24 | 江苏智安行能源科技有限公司 | Method and system for preventing and controlling nitrogen inhibition and high-pressure atomization fire extinguishing agent of energy storage power station |
| CN115832473A (en) * | 2023-02-03 | 2023-03-21 | 江苏思贝尔海纳储能科技有限公司 | Novel energy storage system |
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