CN210472840U - Lithium ion battery energy storage system fire prevention and control device - Google Patents

Lithium ion battery energy storage system fire prevention and control device Download PDF

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Publication number
CN210472840U
CN210472840U CN201921140432.7U CN201921140432U CN210472840U CN 210472840 U CN210472840 U CN 210472840U CN 201921140432 U CN201921140432 U CN 201921140432U CN 210472840 U CN210472840 U CN 210472840U
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battery
fire
energy storage
branch pipeline
fire extinguishing
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董海斌
张少禹
李毅
于东兴
羡学磊
伊程毅
盛彦锋
韩光
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Tianjin Fire Research Institute of MEM
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Tianjin Fire Research Institute of MEM
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Abstract

The utility model relates to a lithium ion battery energy storage system fire prevention and control device, which comprises a plurality of energy storage stations, wherein a plurality of electrical cabinets and a plurality of battery clusters are arranged in each energy storage station, each battery cluster consists of a plurality of battery boxes, and the lithium ion battery energy storage system fire prevention and control device also comprises a fire extinguishing system, a fire alarm and electrical control system, an air inlet channel stop valve, an oxygen concentration detector and an air outlet channel stop valve; the fire extinguishing system comprises a nozzle, a fire extinguishing agent storage device, a collecting pipe, a main selection valve, a main pipeline, a battery cluster branch pipeline branch selection valve, an electrical cabinet branch pipeline and an electrical cabinet branch pipeline selection valve; the fire alarm and electrical control system comprises a fire detection device, an electrical control device and an audible and visual alarm. The beneficial effects of the utility model are that, lithium ion battery in the energy storage station in case the conflagration accident of taking place out of control of heat, the fire detection device of installing in the battery box can be fast, the accurate conflagration that detects, starts fire extinguishing system, realizes putting out the conflagration fast and effectively cooling down to the battery.

Description

Lithium ion battery energy storage system fire prevention and control device
Technical Field
The utility model relates to a conflagration prevention and control device especially relates to a lithium ion battery energy storage system conflagration prevention and control device, when lithium ion battery or regulator cubicle conflagration take place among the container formula energy storage system, install in the battery box or the regulator cubicle conflagration detection device surveys the conflagration fast to with signal transmission for fire alarm control ware, send alarm signal and start fire extinguishing system and put out the conflagration. When the fire extinguishing system is not started in time, the fire prevention separation devices arranged among the battery clusters and between the battery clusters and the electrical cabinet prevent the fire from spreading to adjacent parts.
Background
With the transformation and upgrading of energy consumption structures and the deepening of policies for rapidly developing renewable energy sources in China, the construction and planning of modern intelligent power grid systems taking energy storage technologies and systems as cores are increasingly emphasized, and on the basis of the construction and planning, multi-component distributed power supply units are connected in parallel to form a microstructure taking the energy storage technologies as nodes, so that the peak clipping and valley filling effects are achieved.
Due to the adoption of the energy storage technology, the power control level and the electric energy quality of the micro-grid are effectively improved. With the grid-connected operation of the hundred megawatt-level energy storage power station of Zhenju Zhenjiang, the energy storage industry of China is gradually commercialized from demonstration, the application scene is also promoted to auxiliary services such as peak-shaving frequency modulation from the user side, and the energy storage is becoming an important supporting force of the energy revolution of China.
However, the energy storage unit is basically a lithium ion battery, which is an energy-containing substance and has a hazardous nature in nature, particularly in a closed space. Therefore, the safety problem of the lithium ion battery is more and more concerned by all social circles, and in recent years, the power battery for the electric vehicle has many combustion and explosion accidents, which causes the safety concern of people for the energy storage of the lithium ion battery. Especially, the fire and explosion accidents of the energy storage power station of the Largiz of Korea push the safety problem of the energy storage system of the lithium ion battery to the public opinion air port. The lithium ion battery fire is greatly different from the common fire, and the lithium ion battery serving as an energy aggregate is easy to cause the chain combustion and explosion reaction of surrounding batteries after thermal runaway occurs. At present, no effective prevention and control measures are established internationally for lithium ion battery fires, and no uniform technical standard is formed. The lithium ion battery energy storage system fire protection research is still in a starting stage, an electric fire-fighting and fire-extinguishing technology in the field of traditional civil buildings is mainly used, the technology lacks pertinence to lithium ion battery fires, and the prediction and early warning of the lithium ion battery fires, the fire prevention separation, the functional design and the setting scheme of fire-extinguishing facilities and the like are required to be perfected.
Disclosure of Invention
In view of the problem that prior art exists, the utility model provides a lithium ion battery energy storage system conflagration prevention and control device, lithium ion battery box or regulator cubicle conflagration take place among the energy storage system, the conflagration detection device who installs in battery box or regulator cubicle detects the conflagration, detection device is with conflagration signal transmission to electrical control device, electrical control device linkage wind channel stop valve is closed, open the sorting valve of conflagration battery cluster or regulator cubicle of taking place, start fire extinguishing system, the fire extinguishing agent is through carrying the trunk line, the branch pipeline of conflagration battery cluster takes place and the nozzle of installing in battery box or regulator cubicle sprays the fire extinguishing agent, stamp out the conflagration and reach the mesh of not reburning in 24 hours.
The utility model discloses a specific technical scheme be: the utility model provides a lithium ion battery energy storage system conflagration prevention and control device, includes a plurality of energy storage stations, is equipped with a plurality of regulator cubicles and a plurality of battery cluster in every energy storage station, and every battery cluster comprises a plurality of battery boxes, its characterized in that: the fire-fighting water tank also comprises a fire-fighting system, a fire alarm and electrical control system, an air inlet channel stop valve, an oxygen concentration detector and an air outlet channel stop valve;
the fire extinguishing system comprises a nozzle, a fire extinguishing agent storage device, a collecting pipe, a main selection valve, a main pipeline, a battery cluster branch pipeline sub-selection valve, an electrical cabinet branch pipeline and an electrical cabinet branch pipeline selection valve;
the fire alarm and electrical control system comprises a fire detection device, an electrical control device and an audible and visual alarm;
the battery boxes and the battery clusters are respectively provided with a fireproof separation device, each battery cluster is packaged by a metal plate to serve as an independent space and is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are provided with air inlet channel stop valves, the air outlet channel is provided with an air outlet channel stop valve, and the air inlet channel and the air outlet channel of each battery cluster are respectively connected with an external air conditioning system, so that the temperature regulation and control of the lithium ion batteries in the battery boxes through the air conditioning system are realized;
a nozzle and a fire detection device are respectively installed in each battery box in a plurality of electrical cabinets and a plurality of battery clusters, the nozzle in each electrical cabinet is respectively connected with an electrical cabinet branch pipeline selection valve through an electrical cabinet branch pipeline, the nozzle in each battery box is respectively connected with a battery cluster branch pipeline branch selection valve through a battery cluster branch pipeline, a plurality of nozzles and oxygen concentration detectors are installed in each energy storage station, a fire extinguishing agent storage device, an electrical control device and an audible and visual alarm are respectively installed outside the energy storage station, a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device are respectively connected with a collecting pipe through pipelines, a plurality of main selection valves are connected on the collecting pipe, and each main selection valve is respectively connected with the corresponding electrical cabinet branch pipeline selection valve and the plurality of battery cluster branch pipeline selection valves in one energy storage station;
the electric control device is respectively connected with the electric cabinet branch pipeline selection valves, the battery cluster branch pipeline branch selection valves, the fire detection devices, the oxygen concentration detector, the air inlet channel stop valve, the air outlet channel stop valve, the main selection valves and the audible and visual alarms in the energy storage stations through lines.
The utility model provides a lithium ion battery energy storage system conflagration prevention and control device, includes an energy storage station, is equipped with a plurality of regulator cubicles and a plurality of battery cluster in the energy storage station, and every battery cluster comprises a plurality of battery boxes, its characterized in that: the fire-fighting water tank also comprises a fire-fighting system, a fire alarm and electrical control system, an air inlet channel stop valve, an oxygen concentration detector and an air outlet channel stop valve;
the fire extinguishing system comprises a nozzle, a fire extinguishing agent storage device, a collecting pipe, a main selection valve, a main pipeline, a battery cluster branch pipeline sub-selection valve, an electrical cabinet branch pipeline and an electrical cabinet branch pipeline selection valve;
the fire alarm and electrical control system comprises a fire detection device, an electrical control device and an audible and visual alarm;
the battery boxes and the battery clusters are respectively provided with a fireproof separation device, each battery cluster is packaged by a metal plate to serve as an independent space and is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are provided with air inlet channel stop valves, the air outlet channel is provided with an air outlet channel stop valve, and the air inlet channel and the air outlet channel of each battery cluster are respectively connected with an external air conditioning system, so that the temperature regulation and control of the lithium ion batteries in the battery boxes through the air conditioning system are realized;
a nozzle and a fire detection device are respectively arranged in each battery box in a plurality of electrical cabinets and a plurality of battery clusters, the nozzle in each electrical cabinet is respectively connected with an electrical cabinet branch pipeline selection valve through an electrical cabinet branch pipeline, the nozzle in each battery box is respectively connected with a battery cluster branch pipeline sub-selection valve through a battery cluster branch pipeline,
the fire extinguishing agent storage device and the electrical control device are respectively arranged in the energy storage station, the audible and visual alarm is arranged outside the energy storage station, a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device are connected with a collecting pipe through pipelines, a main selection valve is connected on the collecting pipe, and the main selection valve is respectively connected with an electrical cabinet branch pipeline selection valve and a plurality of battery cluster branch pipeline branch selection valves in the energy storage station;
the electric control device is connected with an electric cabinet branch pipeline selector valve, a plurality of battery cluster branch pipeline branch selector valves, a plurality of fire detection devices, an oxygen concentration detector, an air inlet channel stop valve, an air outlet channel stop valve, a main selector valve and an audible and visual alarm in the energy storage station through lines.
The beneficial effects of the utility model are that, lithium ion battery in the energy storage station is in case the thermal runaway conflagration accident takes place, the fire detection device of installing in the battery box can be quick, the accurate conflagration that detects to in time transmit the fire signal for electrical control device, electrical control device linkage wind channel stop valve is closed, opens the selector valve, starts fire extinguishing system, and the fire extinguishing agent passes through pipeline and in time accurately reachs the battery box of occurence of failure, puts out the conflagration fast and effectively cools down to the battery.
After the fire extinguishing agent is released, when the oxygen concentration in the protection site is lower than 16%, a hypoxia acousto-optic alarm signal can be sent out, so that personnel are strictly prohibited from entering the protection site, and the personnel injury is avoided.
The fire-proof separation device can prevent fire from spreading among the battery boxes, among the battery clusters and between the battery clusters and the electrical cabinets, and avoid forming larger fire load and causing larger property loss.
Drawings
FIG. 1 is a schematic view of the fire suppression system of the present invention installed outside a protected location under operating conditions;
FIG. 2 is a schematic view of the fire suppression system of the present invention installed in a protected location under operating conditions;
fig. 3 is a schematic diagram of the utility model when the protection site is a container type energy storage station.
Detailed Description
As shown in fig. 1, a fire prevention and control device for a lithium ion battery energy storage system comprises a plurality of energy storage stations 1, a plurality of electrical cabinets 2 and a plurality of battery clusters 3 are arranged in each energy storage station 1, each battery cluster 3 is composed of a plurality of battery boxes 5, and the fire prevention and control device further comprises a fire extinguishing system, a fire alarm and electrical control system, an air inlet channel stop valve 8, an oxygen concentration detector 15 and an air outlet channel stop valve 18.
The fire extinguishing system comprises a nozzle 4, a fire extinguishing agent storage device 9, a collecting pipe 11, a main selection valve 12, a main pipeline 14, a battery cluster branch pipeline 16, a battery cluster branch pipeline branch selection valve 17, an electrical cabinet branch pipeline 19 and an electrical cabinet branch pipeline selection valve 20.
The fire alarm and electrical control system comprises a fire detection device 6, an electrical control device 10 and an audible and visual alarm 13.
The battery boxes 5 and the battery clusters 3 are respectively provided with a fireproof separation device 7, each battery cluster 3 is provided with an air inlet channel 3-2 and an air outlet channel 3-3 as independent spaces through the packaging of a metal plate 3-1, the air inlet channel and the air outlet channel are provided with air inlet channel stop valves 8, the air outlet channel is provided with an air outlet channel stop valve 18, the air inlet channel 3-2 and the air outlet channel 3-3 of each battery cluster 3 are respectively connected with an external air conditioning system, and the temperature regulation and control of the lithium ion batteries in the battery boxes 5 through the air conditioning system are realized.
A nozzle 4 and a fire detection device 6 are respectively arranged in each battery box 5 in a plurality of electrical cabinets 2 and a plurality of battery clusters 3, the nozzle 4 in each electrical cabinet 2 is respectively connected with an electrical cabinet branch pipeline selection valve 20 through an electrical cabinet branch pipeline 19, the nozzle 4 in each battery box 5 is respectively connected with a battery cluster branch pipeline selection valve 17 through a battery cluster branch pipeline 16, a nozzle 4 and an oxygen concentration detector 15 are arranged in each energy storage station 1, a fire extinguishing agent storage device 9, an electric control device 10 and an audible and visual alarm 13 are respectively arranged outside the energy storage stations 1, a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device 9 are respectively connected with a collecting pipe 11 through pipelines, a plurality of main selection valves 12 are connected to the collecting main 11, and each main selection valve 12 is connected to an electrical cabinet branch pipe selection valve 20 and a plurality of battery cluster branch pipe selection valves 17 in one energy storage station 1.
The electrical control device 10 is connected with electrical cabinet branch pipeline selection valves 20, a plurality of battery cluster branch pipeline branch selection valves 17, a plurality of fire detection devices 6, an oxygen concentration detector 15, an air inlet channel stop valve 8, an air outlet channel stop valve 18, a plurality of main selection valves 12 and a plurality of audible and visual alarms 13 in the plurality of energy storage stations 1 through lines respectively.
As shown in fig. 2, a fire prevention and control device for a lithium ion battery energy storage system comprises an energy storage station 1, a plurality of electrical cabinets 2 and a plurality of battery clusters 3 are arranged in the energy storage station 1, each battery cluster 3 is composed of a plurality of battery boxes 5, and the fire prevention and control device further comprises a fire extinguishing system, a fire alarm and electrical control system, an air inlet channel stop valve 8, an oxygen concentration detector 15 and an air outlet channel stop valve 18.
The fire extinguishing system comprises a nozzle 4, a fire extinguishing agent storage device 9, a collecting pipe 11, a main selection valve 12, a main pipeline 14, a battery cluster branch pipeline 16, a battery cluster branch pipeline branch selection valve 17, an electrical cabinet branch pipeline 19 and an electrical cabinet branch pipeline selection valve 20.
The fire alarm and electrical control system comprises a fire detection device 6, an electrical control device 10 and an audible and visual alarm 13.
The battery boxes 5 and the battery clusters 3 are respectively provided with a fireproof separation device 7, each battery cluster 3 is provided with an air inlet channel 3-2 and an air outlet channel 3-3 as independent spaces through the packaging of a metal plate 3-1, the air inlet channel and the air outlet channel are provided with air inlet channel stop valves 8, the air outlet channel is provided with an air outlet channel stop valve 18, the air inlet channel 3-2 and the air outlet channel 3-3 of each battery cluster 3 are respectively connected with an external air conditioning system, and the temperature regulation and control of the lithium ion batteries in the battery boxes 5 through the air conditioning system are realized.
A nozzle 4 and a fire detection device 6 are respectively arranged in each battery box 5 in a plurality of electrical cabinets 2 and a plurality of battery clusters 3, the nozzle 4 in each electrical cabinet 2 is respectively connected with an electrical cabinet branch pipeline selection valve 20 through an electrical cabinet branch pipeline 19, the nozzle 4 in each battery box 5 is respectively connected with a battery cluster branch pipeline selection valve 17 through a battery cluster branch pipeline 16, a nozzle 4 and an oxygen concentration detector 15 are arranged in an energy storage station 1, a fire extinguishing agent storage device 9 and an electric control device 10 are respectively arranged in the energy storage station 1, an audible and visual alarm 13 is arranged outside the energy storage station 1, a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device 9 are connected with a collecting pipe 11 through pipelines, a main selection valve 12 is connected to the collecting main 11, and the main selection valve 12 is respectively connected to an electrical cabinet branch pipe selection valve 20 and a plurality of battery cluster branch pipe branch selection valves 17 in the energy storage station 1.
The electrical control device 10 is connected with an electrical cabinet branch pipeline selection valve 20, a plurality of battery cluster branch pipeline branch selection valves 17, a plurality of fire detection devices 6, an oxygen concentration detector 15, an air inlet channel stop valve 8, an air outlet channel stop valve 18, a main selection valve 12 and an audible and visual alarm 13 in the energy storage station 1 through lines.
The energy storage station 1 is a container type energy storage station.
The fire detection device 6 is internally provided with a temperature sensor, a carbon monoxide gas sensor, a smoke sensor, an infrared sensor, a deformation sensor and the like, and can detect parameters such as temperature, characteristic gas, smoke, flame, battery deformation and the like in a protection place.
The fire extinguishing system is a high-pressure carbon dioxide fire extinguishing system or a low-pressure carbon dioxide fire extinguishing system or a hydrofluorocarbon fire extinguishing system or an FK-5112 fire extinguishing system or a dry powder fire extinguishing system or a liquid nitrogen fire extinguishing system or a water system fire extinguishing system.
The fire-proof partition 7 is a fire-proof board or an inorganic fiber board having fire-retardant and heat-insulating properties. The fireproof separation device is arranged between the battery boxes or the battery clusters or between the electrical cabinet and the battery clusters. When a fire disaster happens to the battery box or the electric cabinet, the fire-proof separation device can prevent flame from spreading to the adjacent battery box or the battery cluster.
As shown in fig. 3, an energy storage system comprises a plurality of container type energy storage stations 1, there is certain fire prevention interval 8 between container type energy storage stations 1, a set of fire extinguishing system can protect a plurality of container type energy storage stations 1 simultaneously, when a certain container type energy storage station 1 breaks out a fire, fire signals pass through data/control line and transmit for electrical control device 6, electrical control device 6 starts main selector valve 3 corresponding to the area of the fire that breaks out on the fire extinguishing system, fire extinguishing agent passes through fire extinguishing agent storage device 5, collecting pipe 4, main selector valve 3, main pipeline 2 gets into in the container type energy storage station 1 that breaks out a fire, carry fire extinguishing agent to the position that breaks out a fire, use a set of fire extinguishing system to protect adjacent a plurality of container type energy storage stations, the structure in the container type energy storage station is the same with the structure in the energy storage station 1.
A method for realizing a fire prevention and control device of a lithium ion battery energy storage system comprises the following steps:
① when a lithium ion battery box 5 or an electrical cabinet 2 in the energy storage station 1 of the energy storage system has a fire, a fire detection device 6 installed in the battery box 5 or the electrical cabinet 2 detects the fire, and the fire detection device 6 transmits a fire signal to the electrical control device 10.
② the electrical control device 10 links the air inlet channel stop valve 8 and the air outlet channel stop valve 18 to close, opens the battery cluster branch pipeline branch selection valve 17 of the battery cluster 3 or the electrical cabinet branch pipeline selection valve 20 of the electrical cabinet 2, and starts the fire extinguishing system at the same time.
③ the fire extinguishing agent of the fire extinguishing agent storage device 9 sprays the fire extinguishing agent through the main delivery pipe, the branch pipe 19 of the battery cluster where the fire breaks out and the nozzle 4 installed in the battery box 5 or the electrical cabinet 2, forming the full flooding effect, achieving the purpose of quickly extinguishing the fire and effectively reducing the temperature of the battery, extinguishing the fire and achieving the purpose of no re-burning within 24 hours.
④ when the fire is completely extinguished and the fire is not reignited, the energy storage station 1 is ventilated, if the oxygen concentration of the energy storage station 1 is lower than 16%, the oxygen concentration detector 15 sends a detection signal to the electrical control device 10, and the electrical control device 10 controls the audible and visual alarm 13 to send an audible and visual alarm signal, so as to prohibit people from entering the energy storage station 1.
⑤ if the fire detection device 6 fails to detect the fire in time, the fire in the battery box 5 or the electrical cabinet 2 spreads, the fire separation device 7 installed between the battery box 5 or the battery cluster 3 or between the electrical cabinet 2 and the battery cluster 3 will block the spread of the fire, prevent the fire from spreading to the adjacent battery box 5 or the battery cluster 3, and avoid the formation of a larger fire load.
The fire occurrence is classified into the following 2 cases:
1. when a single battery in the battery box 5 is out of control due to thermal runaway to cause a fire, the fire-proof separation device 7 between the battery box 5 and the battery cluster 3 effectively isolates the fire to prevent the fire from spreading to the adjacent battery box 5 or the battery cluster 3. The battery box 5 is provided with a fire detection device 6 which transmits a fire alarm signal to the electric control device 10 and gives out an audible and visual alarm through an audible and visual alarm 13. The electric control device 10 starts the fire extinguishing system, and the fire extinguishing agent is released to the battery box 5 where the fire breaks out through the fire extinguishing agent storage device 9, the collecting pipe 11, the main selection valve 12, the main pipeline 14, the battery cluster branch pipeline 16, the battery cluster branch pipeline branch selection valve 17 and the nozzle 4, so that the fire can be quickly extinguished, and a certain suppression time can be realized. An oxygen concentration detector 15 in the energy storage station 1 detects the oxygen concentration in the energy storage station 1, and when the oxygen concentration value is less than 16%, personnel are prohibited to enter the energy storage station.
2. When an electrical element in the electrical cabinet 2 is in a fire, the fire detection device 6 mounted in the electrical cabinet 2 transmits a fire alarm signal to the electrical control device 10, and sends out an audible and visual alarm through the audible and visual alarm 13. The electrical control device 10 starts the fire extinguishing system, and the fire extinguishing agent is released to the electrical cabinet 2 in which the fire breaks out through the fire extinguishing agent storage device 9, the collecting pipe 11, the main selection valve 12, the main pipeline 14, the electrical cabinet branch pipeline 19, the electrical cabinet branch pipeline selection valve 20 and the nozzle 4, so that the fire can be quickly extinguished, and a certain suppression time can be realized. An oxygen concentration detector 15 in the energy storage station 1 detects the oxygen concentration in the energy storage station 1, and when the oxygen concentration value is less than 16%, personnel are prohibited to enter the energy storage station.
The electrical cabinet 2 is an electrical control cabinet which is provided with electrical elements in the energy storage system to realize different functions. When the energy storage stations 1 are container type energy storage stations, certain fireproof intervals are arranged among the energy storage stations.
The air inlet channel stop valve 8 and the air outlet channel stop valve 18 are electromagnetic valves or electric valves. The stop valve is in the open mode when normally working, guarantees that the air current normally lets in and flows out, when the conflagration breaing out, links it through electrical control device and closes, and the air conditioner air current can't get into and flow out, guarantees that lithium ion battery cluster 3 is a relative closed area, and the fire extinguishing agent can not be taken away by the air current, maintains the gas concentration of a certain time in the protection space.
The electrical control device 10 is an electrical control panel, provides a power supply for the fire detection device 6, receives a fire alarm signal of the fire detection device 6, links the actions of the air inlet channel stop valve 8 and the air outlet channel stop valve 18, opens the sorting valve 17 corresponding to the energy storage station 1 region, and starts the fire extinguishing system. The electric control device also receives the signal of the oxygen concentration detector 15, and sends out audible and visual alarm signals through the audible and visual alarm 13 when the oxygen is low.
The above-mentioned embodiment only is used for further explaining the utility model discloses a lithium ion battery energy storage system conflagration prevention and control device, nevertheless the utility model discloses not confine the embodiment to, all be according to the utility model discloses a technical entity all falls into to any simple modification, equivalent change and the decoration of making above embodiment the utility model discloses technical scheme's within the scope of protection.

Claims (6)

1. The utility model provides a lithium ion battery energy storage system conflagration prevention and control device, includes a plurality of energy storage stations (1), is equipped with a plurality of regulator cubicles (2) and a plurality of battery cluster (3) in every energy storage station (1), and every battery cluster (3) comprises a plurality of battery boxes (5), its characterized in that: the fire-fighting water tank also comprises a fire-fighting system, a fire alarm and electrical control system, an air inlet channel stop valve (8), an oxygen concentration detector (15) and an air outlet channel stop valve (18);
the fire extinguishing system comprises a nozzle (4), a fire extinguishing agent storage device (9), a collecting pipe (11), a main selection valve (12), a main pipeline (14), a battery cluster branch pipeline (16), a battery cluster branch pipeline branch selection valve (17), an electrical cabinet branch pipeline (19) and an electrical cabinet branch pipeline selection valve (20);
the fire alarm and electrical control system comprises a fire detection device (6), an electrical control device (10) and an audible and visual alarm (13);
fireproof separation devices (7) are respectively arranged among the battery boxes (5) and the battery clusters (3), each battery cluster (3) is packaged by a metal plate (3-1) to serve as an independent space and is provided with an air inlet channel (3-2) and an air outlet channel (3-3), air inlet channel stop valves (8) are arranged on the air inlet channel and the air outlet channel, an air outlet channel stop valve (18) is arranged on the air outlet channel, the air inlet channel (3-2) and the air outlet channel (3-3) of each battery cluster (3) are respectively connected with an external air conditioning system, and the temperature regulation control of the lithium ion battery in the battery boxes (5) through the air conditioning system is realized;
a nozzle (4) and a fire detection device (6) are respectively arranged in each battery box (5) in a plurality of electrical cabinets (2) and a plurality of battery clusters (3), the nozzle (4) in each electrical cabinet (2) is respectively connected with an electrical cabinet branch pipeline selection valve (20) through an electrical cabinet branch pipeline (19), the nozzle (4) in each battery box (5) is respectively connected with a battery cluster branch pipeline selection valve (17) through a battery cluster branch pipeline (16),
a plurality of nozzles (4) and an oxygen concentration detector (15) are installed in each energy storage station (1), a fire extinguishing agent storage device (9), an electrical control device (10) and an audible and visual alarm (13) are installed outside the energy storage stations (1) respectively, a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device (9) are connected with a collecting pipe (11) through pipelines respectively, a plurality of main selector valves (12) are connected to the collecting pipe (11), and each main selector valve (12) is connected with a plurality of branch pipeline selector valves (17) of a battery cluster corresponding to an electrical cabinet branch pipeline selector valve (20) in one energy storage station (1) respectively;
the electric control device (10) is respectively connected with an electric cabinet branch pipeline selection valve (20), a plurality of battery cluster branch pipeline branch selection valves (17), a plurality of fire detection devices (6), an oxygen concentration detector (15), an air inlet channel stop valve (8), an air outlet channel stop valve (18), a plurality of main selection valves (12) and a plurality of audible and visual alarms (13) in the energy storage stations (1) through lines.
2. The utility model provides a lithium ion battery energy storage system conflagration prevention and control device, includes an energy storage station (1), is equipped with a plurality of regulator cubicles (2) and a plurality of battery cluster (3) in energy storage station (1), and every battery cluster (3) comprises a plurality of battery boxes (5), its characterized in that: the fire-fighting water tank also comprises a fire-fighting system, a fire alarm and electrical control system, an air inlet channel stop valve (8), an oxygen concentration detector (15) and an air outlet channel stop valve (18);
the fire extinguishing system comprises a nozzle (4), a fire extinguishing agent storage device (9), a collecting pipe (11), a main selection valve (12), a main pipeline (14), a battery cluster branch pipeline (16), a battery cluster branch pipeline branch selection valve (17), an electrical cabinet branch pipeline (19) and an electrical cabinet branch pipeline selection valve (20);
the fire alarm and electrical control system comprises a fire detection device (6), an electrical control device (10) and an audible and visual alarm (13);
fireproof separation devices (7) are respectively arranged among the battery boxes (5) and the battery clusters (3), each battery cluster (3) is packaged by a metal plate (3-1) to serve as an independent space and is provided with an air inlet channel (3-2) and an air outlet channel (3-3), air inlet channel stop valves (8) are arranged on the air inlet channel and the air outlet channel, an air outlet channel stop valve (18) is arranged on the air outlet channel, the air inlet channel (3-2) and the air outlet channel (3-3) of each battery cluster (3) are respectively connected with an external air conditioning system, and the temperature regulation control of the lithium ion battery in the battery boxes (5) through the air conditioning system is realized;
a nozzle (4) and a fire detection device (6) are respectively arranged in each battery box (5) in a plurality of electrical cabinets (2) and a plurality of battery clusters (3), the nozzle (4) in each electrical cabinet (2) is respectively connected with an electrical cabinet branch pipeline selection valve (20) through an electrical cabinet branch pipeline (19), the nozzle (4) in each battery box (5) is respectively connected with a battery cluster branch pipeline selection valve (17) through a battery cluster branch pipeline (16),
the fire extinguishing agent storage device (9) and the electrical control device (10) are respectively installed in the energy storage station (1), the audible and visual alarm (13) is installed outside the energy storage station (1), a plurality of fire extinguishing agent storage tanks in the fire extinguishing agent storage device (9) are connected with a collecting pipe (11) through pipelines, a main selection valve (12) is connected to the collecting pipe (11), and the main selection valve (12) is respectively connected with an electrical cabinet branch pipeline selection valve (20) and a plurality of battery cluster branch pipeline branch selection valves (17) in the energy storage station (1);
the electric control device (10) is connected with an electric cabinet branch pipeline selection valve (20), a plurality of battery cluster branch pipeline branch selection valves (17), a plurality of fire detection devices (6), an oxygen concentration detector (15), an air inlet channel stop valve (8), an air outlet channel stop valve (18), a main selection valve (12) and an audible and visual alarm (13) in the energy storage station (1) through lines.
3. The fire prevention and control device for the lithium ion battery energy storage system according to claim 1 or 2, characterized in that: the energy storage station (1) is a container type energy storage station.
4. The fire prevention and control device for the lithium ion battery energy storage system according to claim 1 or 2, characterized in that: and a temperature sensor, a carbon monoxide gas sensor, a smoke sensor, an infrared sensor and a deformation sensor are arranged in the fire detection device (6), and can detect the deformation parameters of temperature, characteristic gas, smoke, flame and battery in a protection place.
5. The fire prevention and control device for the lithium ion battery energy storage system according to claim 1 or 2, characterized in that: the fire extinguishing system is a high-pressure carbon dioxide fire extinguishing system or a low-pressure carbon dioxide fire extinguishing system or a hydrofluorocarbon fire extinguishing system or an FK-5112 fire extinguishing system or a dry powder fire extinguishing system or a liquid nitrogen fire extinguishing system or a water system fire extinguishing system.
6. The fire prevention and control device for the lithium ion battery energy storage system according to claim 1 or 2, characterized in that: the fireproof separation device (7) is a fireproof plate or an inorganic fiber plate with flame retardant and heat insulation properties.
CN201921140432.7U 2019-07-19 2019-07-19 Lithium ion battery energy storage system fire prevention and control device Active CN210472840U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270032A (en) * 2019-07-19 2019-09-24 应急管理部天津消防研究所 A kind of lithium ion battery energy storage system fire prevention and control device and implementation method
CN114306989A (en) * 2022-01-06 2022-04-12 中国矿业大学 Liquid nitrogen and water mist cooperative fire suppression and extinguishing system and method for lithium battery energy storage power station
CN114699679A (en) * 2022-04-16 2022-07-05 平高集团储能科技有限公司 Air-cooled energy storage lithium battery cluster-level local application pack accurate fire extinguishing system and method
CN114724327A (en) * 2022-05-24 2022-07-08 武汉新能源研究院有限公司 Alarm device and method for lithium battery energy storage station
CN117954766A (en) * 2024-03-25 2024-04-30 江苏润鑫能源科技有限公司 Energy storage container with high safety performance and assembling method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270032A (en) * 2019-07-19 2019-09-24 应急管理部天津消防研究所 A kind of lithium ion battery energy storage system fire prevention and control device and implementation method
CN110270032B (en) * 2019-07-19 2024-03-22 应急管理部天津消防研究所 Fire prevention and control device of lithium ion battery energy storage system and implementation method
CN114306989A (en) * 2022-01-06 2022-04-12 中国矿业大学 Liquid nitrogen and water mist cooperative fire suppression and extinguishing system and method for lithium battery energy storage power station
CN114699679A (en) * 2022-04-16 2022-07-05 平高集团储能科技有限公司 Air-cooled energy storage lithium battery cluster-level local application pack accurate fire extinguishing system and method
CN114724327A (en) * 2022-05-24 2022-07-08 武汉新能源研究院有限公司 Alarm device and method for lithium battery energy storage station
CN117954766A (en) * 2024-03-25 2024-04-30 江苏润鑫能源科技有限公司 Energy storage container with high safety performance and assembling method thereof
CN117954766B (en) * 2024-03-25 2024-06-04 江苏润鑫能源科技有限公司 Energy storage container with high safety performance and assembling method thereof

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