CN113381108A - Container special for lithium ion energy storage system and use method - Google Patents
Container special for lithium ion energy storage system and use method Download PDFInfo
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- CN113381108A CN113381108A CN202110683667.6A CN202110683667A CN113381108A CN 113381108 A CN113381108 A CN 113381108A CN 202110683667 A CN202110683667 A CN 202110683667A CN 113381108 A CN113381108 A CN 113381108A
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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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/04—Control of fire-fighting equipment with electrically-controlled release
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
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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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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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
- H01M50/251—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
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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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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The container is characterized in that a cooling isolation device is arranged between two adjacent groups of battery clusters and on one side of the last group of battery clusters respectively, an electric valve is arranged above each cooling isolation device, a spray head and a detector are sequentially arranged above each group of battery clusters, one end of the electric valve is connected with the spray head through a water pipe, the other end of the electric valve is connected with a cooling coil of the cooling isolation device through a water pipe, a plurality of cooling coils are connected in series, the water inlet end of each cooling coil is connected with a circulating pump, the water return end of each cooling coil is connected with the circulating pump through a medium storage tank, and a controller is connected with the circulating pump, the electric valves and the detectors respectively. In a normal working state of the container, the circulating pump performs closed-loop circulation on the medium in the medium storage tank through the cooling isolation device to realize the cooling function; when the detector reaches the alarm threshold value, the alarm is started, the electric valve is opened, and the medium in the circulating pipeline is sprayed out from the spray head, so that the effects of extinguishing fire, cooling and cooling are achieved.
Description
Technical Field
The invention relates to a container special for a lithium ion energy storage system and a using method thereof, which are used for storing a lithium ion battery of the energy storage system and providing good cooling environment and fire extinguishing safety guarantee for the lithium ion battery.
Background
The lithium ion battery energy storage is an important component of a future power grid and energy system, is a necessary link of a smart power grid and an energy internet, and is an important technical means for achieving the goals of carbon peak reaching and carbon neutralization. The research and engineering practice at home and abroad are generally agreed, and the energy storage of the lithium ion battery is used as an effective means for realizing the balance and flexible adjustment of the supply and demand of a power grid, is an important basic supporting condition for realizing new technologies such as a smart power grid, an energy internet, a micro-grid and the like, and is an important component of a future energy system. The currently emerging lithium ion battery energy storage mode in China mainly places a large number of lithium ion batteries in a centralized manner in the form of an energy storage cabinet.
The energy storage system is based on a lithium ion battery, the lithium ion battery is an energetic substance and has the dangerous nature of fire or explosion, and particularly in a closed space, once a certain energy storage unit is in fire, the fire can cause the chain fire reaction of a plurality of adjacent energy storage units and even the explosion of a box body, so that the fire load is large, the fire is easy to reburn, the danger is high, and the fire is difficult to extinguish. The safety problem of the energy storage system based on the lithium ion battery is more and more concerned by all social circles, especially in recent years, fire and explosion accidents of a plurality of energy storage power stations occur at home and abroad, and the accidents also put higher attention on the safety problem of the energy storage system of the lithium ion battery.
Because the lithium ion battery is an energetic substance, and the fire disaster has the characteristics of easy occurrence, high occurrence speed, high spreading speed, easy explosion and the like. After the energy storage cabinet is placed in a centralized manner, the energy density is high, the energy is high, and the energy released by fire or explosion is high. Once a fire disaster occurs, huge losses are easily caused to the social security and the security of lives and properties. Aiming at the fire hazard characteristics of the places, the prevention and control have special requirements: firstly, the fire behavior is rapidly controlled, and the fire spread caused by overhigh temperature of adjacent batteries is prevented; secondly, the temperature is quickly reduced, the thermal runaway of the lithium ion battery is restrained for a long time, and the risk of afterburning is reduced.
At present, the research on lithium ion battery energy storage system fire extinguishing devices at home and abroad is still in a starting stage, most energy storage systems still use the traditional electric fire extinguishing devices, the fire characteristics of the lithium ion batteries of the energy storage systems are not cleared fundamentally, and the aims of effectively solving the fire suppression and explosion suppression of the lithium ion batteries of the energy storage systems are achieved due to the lack of a targeted fire protection technical scheme. Moreover, the cooling and fire extinguishing treatment of the conventional lithium ion battery energy storage system generally adopts two independent systems, so that the economic cost is higher, the maintenance cost is also higher, more importantly, the coordination and safety of the two systems in an accident state are difficult to guarantee, and certain safety risk exists.
Disclosure of Invention
In view of the state of the prior art, the invention provides a container special for a lithium ion energy storage system and a using method thereof.
The container integrates a circulating pump, a medium storage tank, an electric valve, a spray head, a detector and a controller, so that the problem that the existing fire prevention and control technology cannot effectively prevent and control fire aiming at the fire characteristic of the lithium ion battery energy storage cabinet is solved.
In order to achieve the purpose, the invention adopts the technical scheme that: a container special for a lithium ion energy storage system comprises a container body, a battery cluster, a controller, a circulating pump, a medium storage tank, an electric valve, a detector, a sprayer and a cooling isolation device, wherein the cooling isolation device is formed by arranging a group of cooling coils between two metal plates;
the container is internal to be equipped with several groups of battery clusters respectively, a controller, the circulating pump, the medium storage tank, it is equipped with a cooling isolating device respectively to reach one side of last group of battery cluster between adjacent two sets of battery clusters, be equipped with the motorised valve above every cooling isolating device, be equipped with a shower nozzle and a detector in proper order above every group battery cluster, motorised valve one end leads to water piping connection shower nozzle, the motorised valve other end leads to pipe to be connected with cooling isolating device's cooling coil, several cooling coil establishes ties, cooling coil intakes the end and is connected with the circulating pump, cooling coil backwater end passes through the medium storage tank and is connected with the circulating pump, the controller respectively with the circulating pump, several motorised valve and several detector are connected.
A use method of a special container for a lithium ion energy storage system,
1. the cooling device realizes the functions of fire prevention separation and cooling;
the cooling isolation device separates adjacent battery clusters in the container, so that each group of battery clusters form an independent fire prevention and control partition;
in a normal working state of the container, a medium in a medium storage tank enters a cooling coil through a cooling coil inlet in a metal plate of a cooling isolation device by a circulating pump, flows out of a cooling coil outlet and enters a next metal plate cooling coil, finally returns to the medium storage tank by the last metal plate cooling coil for closed cycle, and the medium entering each cooling coil realizes the cooling function through the metal plate;
2. early detection and alarm of fire;
when the detector reaches an alarm threshold value, an alarm is started, a signal is fed back to the controller, the controller controls the circulating pump to pressurize the circulating pipeline, and meanwhile, an electric valve arranged corresponding to the detector is started, or a plurality of electric valves are started simultaneously, and a medium in the circulating pipeline is sprayed out from the spray head, so that the effects of fire extinguishing, temperature reduction and cooling are achieved;
the continuous spraying time of the spray head is not less than 5min, the pressure at the end of the spray head is not less than 1.0MPa, and the spraying flow is not less than 1kg/s, so that the effects of extinguishing open fire within 60s and reducing the temperature within 2h are realized;
the detector alarm threshold is set as follows: combustible gas concentration detector or H2And the alarm threshold value of the CO concentration detector is 25% of the lower explosion limit of the gas; the alarm threshold value of the smoke detector is 0.5 dm/m; the alarm threshold of the temperature-sensitive detector is 62 ℃.
The invention has the beneficial effects that:
the cooling isolation device is used for carrying out fireproof isolation on adjacent battery clusters, so that the fire scale is favorably controlled, the thermal runaway is prevented from diffusing to the adjacent battery clusters, the effects of blocking temperature transmission and flame spread are achieved, and the metal plate can block high-temperature flame and radiant heat; the metal plate utilizes an air interlayer and cooling coils to help contain the fire within the battery cluster and reduce the size of the fire.
The medium in the medium storage tank is returned to the medium storage tank by the circulating pump through the plurality of cooling coils, so that the closed-loop circulating cooling function can be realized. When the detector reaches an alarm threshold value, an alarm is started, the circulating pump pressurizes the circulating pipeline, the electric valves arranged corresponding to the detector are started to be opened or the electric valves are started to be opened simultaneously, media in the circulating pipeline are sprayed out from the spray head, the effects of extinguishing fire, cooling and cooling are achieved, open fire can be extinguished within 60s, the effect of cooling within 2h can be achieved, and the purpose that the temperature of the battery pack is lower than the thermal runaway trigger temperature by 100 ℃ is achieved.
The controller has an error correction function, and can intelligently judge the accuracy of data of the controller according to the data detected by the detector, namely real data or misinformation data, so that the situation that a battery cluster is sprayed by a medium due to the fact that an electric valve and a spray head are started to spray the medium due to failure of the detector or misinformation of the data is avoided.
The medium that the medium storage tank was stored is for having the fire extinguishing agent of cooling effect, can control the temperature promptly, also can put out a fire the cooling.
The invention adopts a set of system to solve the problems of cooling and fire extinguishing of the energy storage system of the lithium ion battery, thereby facilitating daily inspection and maintenance, and having higher safety and reliability and low use cost and maintenance cost when a fire accident occurs.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection between the cooling isolation device and the showerhead of the present invention;
FIG. 3 is a schematic view of the internal structure of the cooling isolation device of the present invention.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings
As shown in fig. 1, 2 and 3, a container dedicated for a lithium ion energy storage system comprises a container body 1, a battery cluster 2, a controller 3, a circulating pump 4, a medium storage tank 5, an electric valve 6, a detector 7, a nozzle 8 and a cooling isolation device 9.
The cooling isolation device 9 is composed of a group of cooling coils 9-2 arranged between two metal plates 9-1.
The container comprises a container body 1, a plurality of groups of battery clusters 2, a controller 3, a circulating pump 4 and a medium storage tank 5, wherein a cooling isolation device 9 is respectively fixed between every two adjacent groups of battery clusters 2 and on one side of the last group of battery clusters 2, an electric valve 6 is arranged above each cooling isolation device 9, a spray head 8 and a detector 7 are sequentially arranged above each group of battery clusters 2, one end of the electric valve 6 is connected with the spray head 8 through a water pipe, the other end of the electric valve 6 is connected with a cooling coil 9-2 of the cooling isolation device 9 through a water pipe, a plurality of cooling coils 9-2 are connected in series, the water inlet end of each cooling coil 9-2 is connected with the circulating pump 4, the water return end of each cooling coil 9-2 is connected with the circulating pump 4 through the medium storage tank 5, and the controller 3 is respectively connected with the circulating pump 4, the plurality of electric valves 6 and the plurality of detectors 7.
The detector 7 may be fixed to the roof of the container body 1.
The detector 7 is a smoke detector, a temperature detector, a combustible gas concentration detector or H2And a CO concentration detector.
The medium in the medium storage tank 5 is a fire extinguishing agent with a cooling effect, such as heptafluoropropane, perfluorohexanone and liquid nitrogen.
1, cooling and isolating devices;
the container, namely the energy storage battery chamber, is formed by connecting a plurality of groups of battery clusters in series and in parallel, thermal runaway or fire disaster occurs in one battery cluster, and if reliable and effective prevention and control measures are not available, the thermal runaway can quickly spread to an adjacent energy storage cabinet, so that domino type expansion development of fire accidents is caused, and the fire disaster of the whole battery chamber is caused.
In order to reduce loss, a fire disaster is controlled in a single group of battery clusters, and the cooling isolation device can separate adjacent battery clusters in the battery room, so that each battery cluster becomes an independent fire disaster prevention and control subarea. Every cooling isolating device is equipped with a set of cooling coil between two metal sheets and constitutes, and adjacent cooling coil is established ties and is communicate, and first cooling coil coolant import, last cooling coil coolant export subsection link to each other with the medium storage tank, and the medium storage tank links to each other with the circulating pump, realizes the circulation of whole energy storage battery indoor cooling medium.
The upper end of the cooling isolation device is connected with the spray head through a pipeline, an electric valve is arranged between the pipeline and the spray head, when the thermal runaway or the fire disaster is confirmed, the electric valve between the pipeline and the spray head is started, the spray head is opened, the medium starts to be sprayed, and the effects of fire extinguishing, cooling and cooling are achieved. The continuous spraying time of the spray head is not less than 5min, the pressure at the nozzle end is not less than 1.0MPa, and the spraying flow is not less than 1kg/s, so that the effects of extinguishing open fire within 60s and reducing the temperature within 2h are realized.
2, fire early detection alarm system;
the fire early detection alarm system consists of detectors and a controller, wherein the detectors are positioned right above each group of battery clusters and linked with the spray heads, and when the detectors reach an alarm threshold value, the fire early detection alarm system starts alarming and feeds back signals to the controller or simultaneously feeds back the signals to a central control console outside the container.
The detector is a smoke detector, a temperature detector, a combustible gas concentration detector or H2And a CO concentration detector.
The detector alarm threshold is set as follows: combustible gas concentration detector or H2And the alarm threshold value of the CO concentration detector is 25% of the lower explosion limit of the gas; the alarm threshold value of the smoke detector is 0.5 dm/m; the alarm threshold of the temperature-sensitive detector is 62 ℃.
3, system linkage;
the early detection alarm system of the fire hazard sends out an alarm, after the occurrence of the fire hazard is confirmed, an electric valve on a pipeline is opened in a linkage manner, a spray head is opened, the cooling/fire extinguishing medium is continuously sprayed, the continuous spraying time of the spray head is not less than 5min, and the spraying flow is not less than 1 kg/s.
4, a spraying mode is adopted;
when thermal runaway or fire disaster occurs, the electric valves corresponding to the detectors are started, or a plurality of electric valves are started simultaneously, and the cooling/fire extinguishing medium sprayed by the spray heads meets the requirements of cooling and temperature reduction while the open fire is extinguished within 60 s. Due to the special thermal runaway characteristic of the energy storage battery, after open fire is extinguished, the re-ignition characteristic exists, so that the internal thermal runaway reaction is blocked, and the temperature of the battery cluster or the ignition battery module and the temperature of the monomer are cooled to be 100 ℃ lower than the thermal runaway critical temperature.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a dedicated container of lithium ion energy storage system, includes container body (1), battery cluster (2), controller (3), circulating pump (4), medium storage tank (5), motorised valve (6), detector (7), shower nozzle (8), its characterized in that: the cooling device is characterized by further comprising a cooling isolation device (9), wherein the cooling isolation device (9) is formed by arranging a group of cooling coils (9-2) between two metal plates (9-1);
the container body (1) is internally provided with a plurality of groups of battery clusters (2), a controller (3), a circulating pump (4) and a medium storage tank (5) respectively, a cooling isolation device (9) is arranged between two adjacent groups of battery clusters (2) and on one side of the last group of battery clusters (2), an electric valve (6) is arranged above each cooling isolation device (9), a spray head (8) and a detector (7) are sequentially arranged above each group of battery clusters (2), one end of the electric valve (6) is connected with the spray head (8) through a water pipe, the other end of the electric valve (6) is connected with a cooling coil (9-2) of the cooling isolation device (9) through a water pipe, a plurality of cooling coils (9-2) are connected in series, the water inlet end of the cooling coil (9-2) is connected with the circulating pump (4), and the water return end of the cooling coil (9-2) is connected with the circulating pump (4) through the medium storage tank (5), the controller (3) is respectively connected with the circulating pump (4), the plurality of electric valves (6) and the plurality of detectors (7).
2. The special container for the lithium ion energy storage system is characterized in that: the detector (7) is fixed on the top of the container body (1).
3. The special container for the lithium ion energy storage system is characterized in that: the detector (7) is a smoke detector, a temperature detector, a combustible gas concentration detector or H2And a CO concentration detector.
4. The special container for the lithium ion energy storage system is characterized in that: the medium in the medium storage tank (5) is a fire extinguishing agent with a cooling effect, such as heptafluoropropane, perfluorohexanone and liquid nitrogen.
5. The use method of the special container for the lithium ion energy storage system according to claim 1, is characterized in that:
1. the cooling device realizes the functions of fire prevention separation and cooling;
the cooling isolation device (9) separates adjacent battery clusters in the container, so that each group of battery clusters becomes an independent fire prevention and control subarea;
in a normal working state of the container, a medium in a medium storage tank (5) enters a cooling coil (9-2) through an inlet of the cooling coil (9-2) in a metal plate (9-1) of a cooling isolation device (9) by a circulating pump (4), flows out from an outlet of the cooling coil (9-2) to enter the cooling coil (9-2) of the next metal plate (9-1), finally returns to the medium storage tank (5) through the cooling coil (9-2) of the last metal plate (9-1) to perform closed cycle, and the medium entering each cooling coil (9-2) realizes a cooling function through the metal plate (9-1);
2. early detection and alarm of fire;
when the detector (7) reaches an alarm threshold value, an alarm is started, signals are fed back to the controller (3), the controller (3) controls the circulating pump (4) to pressurize the circulating pipeline, an electric valve (6) arranged corresponding to the detector (7) is started at the same time, or a plurality of electric valves (6) are started at the same time, and a medium in the circulating pipeline is sprayed out from the spray head (8) to play roles in extinguishing a fire, cooling and cooling;
the continuous spraying time of the spray head (8) is not less than 5min, the pressure at the end of the spray head (8) is not less than 1.0MPa, the spraying flow is not less than 1kg/s, and the effects of extinguishing open fire within 60s and reducing the temperature within 2h are realized;
the alarm threshold of the detector (7) is set as follows: combustible gas concentration detector or H2And the alarm threshold value of the CO concentration detector is 25% of the lower explosion limit of the gas; the alarm threshold value of the smoke detector is 0.5 dm/m; the alarm threshold of the temperature-sensitive detector is 62 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683667.6A CN113381108A (en) | 2021-06-21 | 2021-06-21 | Container special for lithium ion energy storage system and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683667.6A CN113381108A (en) | 2021-06-21 | 2021-06-21 | Container special for lithium ion energy storage system and use method |
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| CN113381108A true CN113381108A (en) | 2021-09-10 |
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Cited By (10)
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| CN113629303A (en) * | 2021-10-09 | 2021-11-09 | 深圳市腾运发电子有限公司 | Wind energy storage standby power management method and system and intelligent terminal |
| CN113991226A (en) * | 2021-11-19 | 2022-01-28 | 九环储能科技有限公司 | Combined energy storage unit, energy storage cluster and energy storage device |
| CN113991227A (en) * | 2021-11-19 | 2022-01-28 | 九环储能科技有限公司 | Energy storage monomer, energy storage cluster and energy storage device |
| CN113991199A (en) * | 2021-10-21 | 2022-01-28 | 广东能源集团科学技术研究院有限公司 | Container type energy storage power station |
| CN114552067A (en) * | 2022-03-08 | 2022-05-27 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Safety protection system of container power supply |
| CN114768147A (en) * | 2022-04-29 | 2022-07-22 | 江苏大学 | Container energy storage power station with dual-drive fire extinguishing device |
| CN114949674A (en) * | 2022-05-20 | 2022-08-30 | 北京海博智恒电气防火科技有限公司 | Fire fighting device of energy storage cabinet and control method of fire fighting device |
| WO2023231943A1 (en) * | 2022-05-31 | 2023-12-07 | 海南金盘智能科技股份有限公司 | Medium-high-voltage directed cascaded energy storage liquid cooling system |
| CN117199590A (en) * | 2023-09-15 | 2023-12-08 | 山东众诚新能源股份有限公司 | New energy automobile battery pack thermal runaway monitoring device and monitoring method |
| US12199259B1 (en) | 2021-07-14 | 2025-01-14 | Nier Engineering, LLC | Housing as added outer layers with medium circulation |
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| CN113991226B (en) * | 2021-11-19 | 2025-03-14 | 九环储能科技有限公司 | Combined energy storage monomer, energy storage cluster and energy storage device |
| CN114552067A (en) * | 2022-03-08 | 2022-05-27 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Safety protection system of container power supply |
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| CN114949674A (en) * | 2022-05-20 | 2022-08-30 | 北京海博智恒电气防火科技有限公司 | Fire fighting device of energy storage cabinet and control method of fire fighting device |
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| CN117199590B (en) * | 2023-09-15 | 2024-02-02 | 山东众诚新能源股份有限公司 | New energy automobile battery pack thermal runaway monitoring device and monitoring method |
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