Energy storage cabinet with environment-friendly ecological non-chemical plant fire extinguishing agent fire fighting device
By introducing a plant-based fire extinguishing agent system into the energy storage cabinet, directly aiming at the positive and negative electrodes of the battery cell in the lithium battery pack to extinguish the fire, the problem that traditional fire extinguishing equipment cannot enter the battery cell for extinguishing the fire is solved, and the lithium battery fire is achieved Effective prevention and control.
Patent Information
- Application Number
- CN202411594605.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-09
- Publication Date
- 2025-02-07
AI Technical Summary
The fire extinguishing equipment in traditional energy storage cabinets cannot enter the positive and negative poles of the lithium battery cell to extinguish the fire, and cannot effectively prevent the lithium battery fire.
An energy storage cabinet with a plant-based fire extinguishing agent system is designed. The output end of the plant-based fire extinguishing agent system is directly aimed at the positive and negative electrodes of the battery cell inside the lithium battery pack, and fire extinguishing is suppressed through high-voltage plant-based fire extinguishing agent.
It realizes accurate fire extinguishing of the positive and negative electrodes of the battery cell in the lithium battery pack, which can prevent fires in advance, reduce fires, and reduce the possibility of fire spread.
Smart Images
Figure CN119386412A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of new energy technology, and in particular to an energy storage cabinet with an environmentally friendly ecological non-chemical plant-based fire extinguishing agent fire fighting device. Background Art
[0002] Lithium batteries have the advantages of high energy density, long life, and environmental protection, and are widely used in new energy vehicles, energy storage and other fields. However, due to internal short circuits, overcharging, mechanical damage and other reasons, lithium batteries are prone to thermal runaway and fire accidents. According to statistics, in recent years, new energy vehicle fire accidents in my country have been increasing year by year, among which lithium battery fires account for a large proportion. Therefore, how to effectively prevent lithium battery fires has become an urgent problem to be solved. Summary of the invention
[0003] The technical problem to be solved by the present invention is to provide an energy storage cabinet with an environmentally friendly, ecological, non-chemical plant-based fire extinguishing agent fire-fighting device, which can solve the problem that the fire extinguishing equipment used in traditional energy storage cabinets can only extinguish fires outside the battery pack and cannot enter the positive and negative poles of the battery cell for fire extinguishing.
[0004] In order to solve the above technical problems, the technical solution of the present invention is: an energy storage cabinet with an environmentally friendly ecological non-chemical plant-based fire extinguishing agent fire-fighting device, the innovation of which is: including an energy storage cabinet, a fire control host, a cluster-level and cabin-level perfluorohexanone fire-fighting subsystem, a PACK-level water fire-fighting subsystem, and a plant-based fire-fighting agent system; The energy storage cabinet is a rectangular shell structure, and the fire control host, cluster-level and cabin-level perfluorohexanone fire subsystems, PACK-level water fire subsystem, and plant-based fire extinguishing agent system are all arranged in the energy storage cabinet; the energy storage cabinet is provided with a temperature sensor, a humidity sensor, a gas concentration monitor, a radiator, a dehumidifier, an exhaust fan, and a composite fire detector; the temperature sensor, the humidity sensor, and the gas concentration monitor exchange information with the fire control host; the fire control host controls the start and stop of the radiator in the energy storage cabinet through the data collected by the temperature sensor; the fire control host controls the start and stop of the dehumidifier in the energy storage cabinet through the data collected by the humidity sensor; and the fire control host controls the start and stop of the exhaust fan in the energy storage cabinet through the data collected by the gas concentration monitor; The energy storage cabinet is provided with a plurality of partitions to separate the energy storage cabinet into a battery cluster compartment and a control compartment; the battery cluster compartment is provided with a plurality of layers of lithium battery packs; the control compartment is provided with a fire control host, a cluster-level and compartment-level perfluorohexanone fire fighting subsystem, a PACK-level water fire fighting subsystem, and a plant-based fire extinguishing agent system; The cluster-level and cabin-level perfluorohexanone fire-fighting subsystems include a perfluorohexanone liquid storage tank, a perfluorohexanone fire-fighting pipeline and a perfluorohexanone nozzle; the perfluorohexanone fire-fighting pipeline includes a main pipeline and a secondary pipeline; the main pipeline is connected to the perfluorohexanone liquid storage tank, the secondary pipeline has a plurality of secondary pipelines connected in parallel to the main pipeline and extending to the outside of each layer of lithium battery packs, the output end of the secondary pipeline is provided with a perfluorohexanone nozzle, and the main pipeline and the secondary pipeline are both provided with solenoid valves, and the high-pressure perfluorohexanone is released through the perfluorohexanone liquid storage tank to extinguish the outside of each layer of lithium battery packs; The PACK-level water fire fighting subsystem includes a water fire fighting pipe, and one end of the water fire fighting pipe is located on the side of the energy storage cabinet to form a water inlet for connecting to a fire fighting water pipe port; the other end of the water fire fighting pipe extends to the top of the inner wall of the energy storage cabinet; the fire fighting water is connected to the water fire fighting pipe for fire fighting; The plant fire extinguishing agent system includes a plant fire extinguisher, a plant fire extinguishing pipe and a plant fire extinguishing nozzle; the plant fire extinguishing pipe includes a main fire extinguishing channel and an auxiliary fire extinguishing pipe; one end of the main fire extinguishing pipe is connected to the plant fire extinguisher, and the auxiliary fire extinguishing pipe has a plurality of auxiliary fire extinguishing pipes which are connected in parallel to the main fire extinguishing pipe and extend into each layer of lithium battery packs, a pack-level puncture valve is provided on the auxiliary fire extinguishing pipe, the pack-level puncture valve on the auxiliary fire extinguishing pipe is installed on the lithium battery pack, and a plant fire extinguishing nozzle is provided at the output end of the auxiliary fire extinguishing pipe, and the plant fire extinguishing nozzle is aligned with the positive and negative poles in the lithium battery pack; solenoid valves are provided on both the main fire extinguishing pipe and the auxiliary fire extinguishing pipe, and the high-pressure plant fire extinguishing agent is released by the plant fire extinguisher to suppress and extinguish the positive and negative poles of the failed cells of the lithium battery packs of each layer.
[0005] Furthermore, the toxicity and environmental protection test of the plant-based fire extinguishing agent meet the following requirements: PFOS, PFOA <0.01ppm, LD50>5000mg / kg, Lc50>100mg / L, biodegradability>97%, and neutral pH value.
[0006] Furthermore, the water fire fighting pipe may be connected to a water storage tank disposed in the energy storage cabinet, and a fire pump is disposed on the water fire fighting pipe to pump water in the water storage tank and spray it out through the water fire fighting pipe.
[0007] The advantages of the present invention are: 1) In the present invention, a plant-based fire extinguishing agent system is installed on the original energy storage cabinet with cluster-level and cabin-level perfluorohexanone fire-fighting subsystems and PACK-level water fire-fighting subsystem. The output end of the plant-based fire-extinguishing agent system is directly aimed at the positive and negative electrodes of the battery cells inside the battery pack, and fire extinguishing is directly performed when the battery cells fail and catch fire. In addition, each layer is independently provided with a plant-based fire-extinguishing nozzle, which can accurately extinguish the fire of the lithium battery pack on each layer, thereby preventing fires in advance, reducing fires, and reducing the possibility of fire spread. BRIEF DESCRIPTION OF THE DRAWINGS
[0008] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0009] Figure 1 This is a schematic diagram of the structure of an energy storage cabinet with an environmentally friendly, ecological, non-chemical botanical fire extinguishing agent fire fighting device according to the present invention.
[0010] Figure 2 This is a schematic diagram of the principle of an energy storage cabinet with an environmentally friendly, ecological, non-chemical botanical fire extinguishing agent fire-fighting device according to the present invention. DETAILED DESCRIPTION
[0011] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.
[0012] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0013] like Figure 1 Figure 2 The energy storage cabinet shown is an environmentally friendly, ecological, non-chemical plant-based fire extinguishing agent fire-fighting device, comprising an energy storage cabinet body 1, a fire control host 2, a cluster-level and cabin-level perfluorohexanone fire-fighting subsystem 3, a PACK-level water fire-fighting subsystem 4, and a plant-based fire-fighting agent system 5.
[0014] The energy storage cabinet 1 is a rectangular shell structure, and the fire control host 2, the cluster-level and cabin-level perfluorohexanone fire-fighting subsystems 3, the PACK-level water fire-fighting subsystem 4, and the plant-based fire-extinguishing agent system 5 are all arranged in the energy storage cabinet; the energy storage cabinet 1 is provided with a temperature sensor, a humidity sensor, a gas concentration monitor, a radiator, a dehumidifier, an exhaust fan and a composite fire detector; the temperature sensor, the humidity sensor and the gas concentration monitor exchange information with the fire control host; the fire control host controls the start and stop of the radiator in the energy storage cabinet through the data collected by the temperature sensor; the fire control host controls the start and stop of the dehumidifier in the energy storage cabinet through the data collected by the humidity sensor; the fire control host controls the start and stop of the exhaust fan in the energy storage cabinet through the data collected by the gas concentration monitor.
[0015] A plurality of partitions are arranged in the energy storage cabinet 1, which divide the energy storage cabinet into a battery cluster compartment and a control compartment; a plurality of layers of lithium battery packs are arranged in the battery cluster compartment; a fire control host 2, a cluster-level and compartment-level perfluorohexanone fire fighting subsystem 3, a PACK-level water fire fighting subsystem 4, and a plant-based fire extinguishing agent system 5 are arranged in the control compartment.
[0016] The cluster-level and cabin-level perfluorohexanone fire-fighting subsystem 3 includes a perfluorohexanone liquid storage tank, a perfluorohexanone fire-fighting pipeline and a perfluorohexanone nozzle; the perfluorohexanone fire-fighting pipeline includes a main pipeline and a secondary pipeline; the main pipeline is connected to the perfluorohexanone liquid storage tank, and the secondary pipeline has a plurality of secondary pipelines connected in parallel to the main pipeline and extending to the outside of each layer of lithium battery packs, and a perfluorohexanone nozzle is arranged at the output end of the secondary pipeline, and solenoid valves are arranged on the main pipeline and the secondary pipeline, and high-pressure perfluorohexanone is released through the perfluorohexanone liquid storage tank to extinguish the outside of each layer of lithium battery packs.
[0017] The PACK-level water fire fighting subsystem 4 includes a water fire fighting pipe 41, and one end of the water fire fighting pipe is located on the side of the energy storage cabinet to form a water inlet for connecting to a fire water pipe port; the other end of the water fire fighting pipe extends to the top of a side wall 1 inside the energy storage cabinet; fire fighting water is connected to the water fire fighting pipe for fire extinguishing.
[0018] The plant fire extinguishing agent system 5 includes a plant fire extinguisher 51, a plant fire extinguishing pipe 52 and a plant fire extinguishing nozzle 53; the plant fire extinguishing pipe 52 includes a main fire extinguishing channel and an auxiliary fire extinguishing pipe; one end of the main fire extinguishing pipe is connected to the plant fire extinguisher, and the auxiliary fire extinguishing pipe has several auxiliary fire extinguishing pipes that are connected in parallel to the main fire extinguishing pipe and extend to each layer of lithium battery packs. A pack-level puncture valve is provided on the auxiliary fire extinguishing pipe, and the pack-level puncture valve on the auxiliary fire extinguishing pipe is installed on the lithium battery pack, and a plant fire extinguishing nozzle 53 is provided at the output end of the auxiliary fire extinguishing pipe, and the plant fire extinguishing nozzle 53 is aligned with the positive and negative poles in the lithium battery pack; solenoid valves are provided on both the main fire extinguishing pipe and the auxiliary fire extinguishing pipe, and the high-pressure plant fire extinguishing agent released by the plant fire extinguisher is used to suppress and extinguish the failed positive and negative poles of the lithium battery packs in each layer.
[0019] The toxicity and environmental protection tests of plant-based fire extinguishing agents meet the following requirements: PFOS, PFOA <0.01ppm, LD50>5000mg / kg, Lc50>100mg / L, biodegradability>97%, and neutral pH value.
[0020] The water fire fighting pipe 41 is connected to a water storage tank arranged in the energy storage cabinet. By arranging a fire pump on the water fire fighting pipe, the water in the water storage tank is pumped out and sprayed out through the water fire fighting pipe.
[0021] The working principle of the present invention is: a plant fire extinguishing agent system is installed on the original energy storage cabinet with cluster-level and cabin-level perfluorohexanone fire-fighting subsystems and PACK-level water fire-fighting subsystem. The output end of the plant fire-extinguishing agent system is directly aimed at the positive and negative poles of the battery cells inside the battery pack. When the battery cells fail and catch fire, fire suppression is directly performed. In addition, each layer is independently provided with a plant fire-fighting nozzle, which can accurately perform fire extinguishing operations on the lithium battery packs on each layer, thereby preventing fires in advance, reducing fires, and reducing the possibility of fire spread.
[0022] Those skilled in the art should understand that the present invention is not limited to the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may be subject to various changes and improvements, and these changes and improvements shall all fall within the scope of the present invention claimed for protection.
Claims
1. An energy storage cabinet with an environmentally friendly, ecological, non-chemical plant-based fire extinguishing agent fire-fighting device, characterized in that: Including energy storage cabinet, fire control host, cluster-level and cabin-level perfluorohexanone fire-fighting subsystem, PACK-level water fire-fighting subsystem, and plant-based fire-extinguishing agent system; The energy storage cabinet is a rectangular shell structure, and the fire control host, cluster-level and cabin-level perfluorohexanone fire subsystems, PACK-level water fire subsystem, and plant-based fire extinguishing agent system are all arranged in the energy storage cabinet; the energy storage cabinet is provided with a temperature sensor, a humidity sensor, a gas concentration monitor, a radiator, a dehumidifier, an exhaust fan, and a composite fire detector; the temperature sensor, the humidity sensor, and the gas concentration monitor exchange information with the fire control host; the fire control host controls the start and stop of the radiator in the energy storage cabinet through the data collected by the temperature sensor; the fire control host controls the start and stop of the dehumidifier in the energy storage cabinet through the data collected by the humidity sensor; and the fire control host controls the start and stop of the exhaust fan in the energy storage cabinet through the data collected by the gas concentration monitor; The energy storage cabinet is provided with a plurality of partitions to separate the energy storage cabinet into a battery cluster compartment and a control compartment; the battery cluster compartment is provided with a plurality of layers of lithium battery packs; the control compartment is provided with a fire control host, a cluster-level and compartment-level perfluorohexanone fire fighting subsystem, a PACK-level water fire fighting subsystem, and a plant-based fire extinguishing agent system; The cluster-level and cabin-level perfluorohexanone fire-fighting subsystems include a perfluorohexanone liquid storage tank, a perfluorohexanone fire-fighting pipeline and a perfluorohexanone nozzle; the perfluorohexanone fire-fighting pipeline includes a main pipeline and a secondary pipeline; the main pipeline is connected to the perfluorohexanone liquid storage tank, the secondary pipeline has a plurality of secondary pipelines connected in parallel to the main pipeline and extending to the outside of each layer of lithium battery packs, the output end of the secondary pipeline is provided with a perfluorohexanone nozzle, and the main pipeline and the secondary pipeline are both provided with solenoid valves, and the high-pressure perfluorohexanone is released through the perfluorohexanone liquid storage tank to extinguish the outside of each layer of lithium battery packs; The PACK-level water fire fighting subsystem includes a water fire fighting pipe, and one end of the water fire fighting pipe is located on the side of the energy storage cabinet to form a water inlet for connecting to a fire fighting water pipe port; the other end of the water fire fighting pipe extends to the top of the inner wall of the energy storage cabinet; the fire fighting water is connected to the water fire fighting pipe for fire fighting; The plant fire extinguishing agent system includes a plant fire extinguisher, a plant fire extinguishing pipe and a plant fire extinguishing nozzle; the plant fire extinguishing pipe includes a main fire extinguishing channel and an auxiliary fire extinguishing pipe; one end of the main fire extinguishing pipe is connected to the plant fire extinguisher, and the auxiliary fire extinguishing pipe has a plurality of auxiliary fire extinguishing pipes which are connected in parallel to the main fire extinguishing pipe and extend into each layer of lithium battery packs, a pack-level puncture valve is provided on the auxiliary fire extinguishing pipe, the pack-level puncture valve on the auxiliary fire extinguishing pipe is installed on the lithium battery pack, and a plant fire extinguishing nozzle is provided at the output end of the auxiliary fire extinguishing pipe, and the plant fire extinguishing nozzle is aligned with the positive and negative poles in the lithium battery pack; solenoid valves are provided on both the main fire extinguishing pipe and the auxiliary fire extinguishing pipe, and the high-pressure plant fire extinguishing agent is released by the plant fire extinguisher to suppress and extinguish the positive and negative poles of the failed cells of the lithium battery packs of each layer.
2. The energy storage cabinet with an environmentally friendly, ecological, non-chemical plant-based fire extinguishing agent fire-fighting device according to claim 1 is characterized by: The toxicity and environmental protection test of the plant-based fire extinguishing agent meet the following requirements: PFOS, PFOA <0.01ppm, LD50>5000mg / kg, Lc50>100mg / L, biodegradability>97%, and neutral pH value.
3. The energy storage cabinet with an environmentally friendly, ecological, non-chemical plant-based fire extinguishing agent fire-fighting device according to claim 1 is characterized by: The water fire fighting pipeline is connected to a water storage tank arranged in the energy storage cabinet. By arranging a fire pump on the water fire fighting pipeline, the water in the water storage tank is pumped out and sprayed out through the water fire fighting pipeline.