CN216908971U - Combined control gas and foam two-phase fire extinguishing system for energy storage battery pack - Google Patents
Combined control gas and foam two-phase fire extinguishing system for energy storage battery pack Download PDFInfo
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- CN216908971U CN216908971U CN202220459818.XU CN202220459818U CN216908971U CN 216908971 U CN216908971 U CN 216908971U CN 202220459818 U CN202220459818 U CN 202220459818U CN 216908971 U CN216908971 U CN 216908971U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model belongs to the technical field of battery fire extinguishing, in particular to a joint control gas and foam two-phase fire extinguishing system for an energy storage battery PACK, which comprises the energy storage battery PACK and a fire extinguishing assembly for extinguishing the energy storage battery PACK, wherein the output end of the fire extinguishing assembly is fixedly connected with a pipeline assembly, the output end of the pipeline assembly extends into the energy storage battery PACK, the fire extinguishing assembly comprising a perfluoro-hexanone fire extinguishing assembly and a compressed air foam fire extinguishing assembly is arranged, the perfluoro-hexanone fire extinguishing assembly extinguishes fire for a small battery PACK represented by a PACK-level battery PACK and a cluster-level battery PACK, perfluoro-hexanone and air form mixed gas, the fire extinguishing effect is achieved by heat absorption, the compressed air foam fire extinguishing assembly extinguishes the cabin-level battery PACK by isolating oxygen in the fire extinguishing process, effectively prevents combustion, and further achieves a continuous and effective fire extinguishing effect, the fire can be quickly restrained in a short time, and the loss is reduced.
Description
Technical Field
The utility model belongs to the technical field of battery fire extinguishing, and particularly relates to a joint control gas and foam two-phase fire extinguishing system for an energy storage battery pack.
Background
The lithium battery is the most widely applied battery in a battery energy storage system, and although the lithium battery has excellent performance, the lithium battery can generate thermal runaway under abuse conditions of overheating, over-charge and discharge, short circuit and the like, release a large amount of heat and toxic smoke, and further possibly cause fire and explosion accidents.
The application of the current lithium battery comprises a PACK-level battery PACK, a cluster-level battery PACK and a cabin-level battery PACK, the fire and the explosion of the lithium battery are easy to occur in a lithium battery energy storage prefabricated cabin, the current fire extinguishing mode adopts a water mist fire extinguishing mode, the problem of poor cooling effect exists in the water mist fire extinguishing mode, and the same PACK-level battery PACK and the cluster-level battery PACK are relatively small in size but cannot be effectively extinguished in the existing fire extinguishing mode.
SUMMERY OF THE UTILITY MODEL
The utility model provides a joint control gas and foam two-phase fire extinguishing system for an energy storage battery pack, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a allies oneself with accuse gas, foam biphase fire extinguishing systems for energy storage battery group, include the energy storage battery group and be used for right the subassembly of putting out a fire that the energy storage battery group was put out a fire, the output fixed connection pipeline subassembly of putting out a fire, the output of pipeline subassembly stretch into to the inside of energy storage battery group, just the output fixed mounting of pipeline subassembly has terminal release mechanism, be close to on the pipeline subassembly one side of energy storage battery group installs regional valve, be equipped with electric control circuit between subassembly of putting out a fire and the regional valve, electric control circuit is connected with external control circuit, and be used for the switch regional valve, the subassembly of putting out a fire includes perfluor ketone subassembly of putting out a fire and compressed air foam subassembly of putting out a fire, the energy storage battery group includes small-size group battery and cabin level group battery, perfluor ketone subassembly of putting out a fire is connected with the pipeline subassembly between subassembly and the small-size group battery, and a pipeline assembly is connected between the compressed air foam fire extinguishing assembly and the cabin-level battery pack.
Preferably, the small-sized battery PACK comprises a PACK-level battery PACK and a cluster-level battery PACK, and a group of regional valve and terminal release mechanism are respectively arranged in the PACK-level battery PACK and the cluster-level battery PACK.
Preferably, the perfluorohexanone fire extinguishing assembly comprises a perfluorohexanone supply mechanism and a second pump set mechanism, wherein the second pump set mechanism is arranged at the output end of the perfluorohexanone supply mechanism and is used for pumping the perfluorohexanone fire extinguishing agent inside the perfluorohexanone supply mechanism.
Preferably, the compressed air foam fire extinguishing assembly comprises a transition water tank, a compressed foam supply mechanism and a first pump set mechanism, wherein the first pump set mechanism is arranged at the output ends of the transition water tank and the compressed foam supply mechanism and is used for pumping the foam extinguishing agent in the transition water tank and the compressed foam supply mechanism.
Preferably, a plurality of said zone valves are independently controlled by said electrical control circuit.
Preferably, the terminal release mechanisms are uniformly distributed inside the energy storage battery pack.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the fire extinguishing assembly comprising the perfluorohexanone fire extinguishing assembly and the compressed air foam fire extinguishing assembly is arranged, the perfluorohexanone fire extinguishing assembly is used for extinguishing fire for small-sized batteries represented by PACK-level batteries and cluster-level batteries, the perfluorohexanone and air form mixed gas, the fire extinguishing effect is achieved by heat absorption, the compressed air foam fire extinguishing assembly is used for extinguishing fire for cabin-level batteries, oxygen is isolated in the fire extinguishing process, the fire is rapidly extinguished, and the combustion is effectively prevented, so that the continuous and effective fire extinguishing effect is achieved, the fire can be rapidly inhibited in a short time, and the loss is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic diagram of a system for a perfluorohexanone fire-extinguishing apparatus according to the present invention;
fig. 3 is a system diagram of the compressed air foam fire suppression apparatus of the present invention.
In the figure: 1. a fire extinguishing assembly; 1a, a perfluorohexanone fire extinguishing component; 1a1, perfluorohexanone supply means; 1a2, second pump set mechanism; 1b, a compressed air foam fire extinguishing assembly; 1b1, transition water tank; 1b2, compressed foam supply mechanism; 1b3, a first pump group mechanism; 2. an energy storage battery pack; 2a, a small battery pack; 2a1, PACK class battery PACK; 2a2, cluster level battery pack; 2b, a cabin-level battery pack; 3. a tubing assembly; 31. a zone valve; 32. a terminal release mechanism; 4. and an electric control circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a joint control gas and foam two-phase fire extinguishing system for an energy storage battery pack comprises an energy storage battery pack 2 and a fire extinguishing assembly 1 for extinguishing fire for the energy storage battery pack 2, wherein an output end of the fire extinguishing assembly 1 is fixedly connected with a pipeline assembly 3, an output end of the pipeline assembly 3 extends into the energy storage battery pack 2, a terminal releasing mechanism 32 is fixedly installed at an output end of the pipeline assembly 3, an area valve 31 is installed on one side, close to the energy storage battery pack 2, of the pipeline assembly 3, an electric control circuit 4 is arranged between the fire extinguishing assembly 1 and the area valve 31, the electric control circuit 4 is connected with an external control circuit and is used for opening and closing the area valve 31, the fire extinguishing assembly 1 comprises a perfluoroketone fire extinguishing assembly 1a and a compressed air foam fire extinguishing assembly 1b, the energy storage battery pack 2 comprises a small battery pack 2a and a cabin-level battery pack 2b, the pipeline assembly 3 is connected between the perfluoroketone fire extinguishing assembly 1a and the small battery pack 2a, a pipeline component 3 is connected between the compressed air foam fire extinguishing component 1b and the cabin-level battery pack 2 b.
In the embodiment, the fire extinguishing assembly 1 comprising the perfluoro-hexanone fire extinguishing assembly 1a and the compressed air foam fire extinguishing assembly 1b is arranged for extinguishing the energy storage battery PACK 2 comprising the small-sized battery PACK 2a and the cabin-level battery PACK 2b, wherein the perfluoro-hexanone fire extinguishing assembly 1a is used for extinguishing the fire of the small-sized battery PACK 2a represented by a PACK-level battery PACK 2a1 and a cluster-level battery PACK 2a2, the perfluoro-hexanone fire extinguishing agent has the comprehensive advantages of high fire extinguishing efficiency, environmental protection, cleanness, safety in use, good insulating property, no damage to electronic precision equipment and the like, can be used for a fire extinguishing system in the whole area or local range, is suitable for the PACK-level battery PACK 2a1 and the cluster-level battery PACK 2a2, and the compressed air foam fire extinguishing assembly 1b is used for completely filling compressed air foam in a lithium battery energy storage prefabricated cabin so that the battery is completely immersed in the foam, the wet and dry foams in the filling process are alternately carried out, isolated oxygen rapidly extinguishes fire, the battery module with thermal runaway or the single detonation is bound in the foam, the combustion is effectively prevented from being formed, the continuous effective fire extinguishing effect is achieved through continuous cooling, the fire can be quickly restrained in a short time, and the loss is reduced.
Specifically, the small-sized battery PACK 2a comprises a PACK-level battery PACK 2a1 and a cluster-level battery PACK 2a2, the PACK-level battery PACK 2a1 and the cluster-level battery PACK 2a2 are respectively provided with a group of zone valves 31 and a terminal release mechanism 32 inside, the perfluoroketone fire extinguishing module 1a comprises a perfluoroketone supply mechanism 1a1 and a second pump mechanism 1a2, the second pump mechanism 1a2 is provided at the output end of the perfluoroketone supply mechanism 1a1 and is used for pumping a perfluoroketone fire extinguishing agent inside the perfluoroketone supply mechanism 1a1, the perfluoroketone fire extinguishing module 1a extinguishes fire for the small-sized battery PACK 2a represented by the PACK-level battery PACK 2a1 and the cluster-level battery PACK 2a2, and the perfluoroketone fire extinguishing agent has the comprehensive advantages of high fire extinguishing efficiency, environmental protection, safety in use, good insulating property, no damage to electronic equipment and the like, and can be used for a fire extinguishing system in the whole area or in a local area, suitable for PACK-level batteries 2a1 and cluster- level batteries 2a 2.
Specifically, the compressed air foam fire extinguishing assembly 1b comprises a transition water tank 1b1, a compressed foam supply mechanism 1b2 and a first pump set mechanism 1b3, wherein the first pump set mechanism 1b3 is arranged at the output ends of the transition water tank 1b1 and the compressed foam supply mechanism 1b2 and is used for pumping foam extinguishing agents inside the transition water tank 1b1 and the compressed foam supply mechanism 1b2, when the compressed air foam fire extinguishing assembly is used, foam and water are mixed by the first pump set mechanism 1b3 and then the foam extinguishing agents are sprayed into the cabin-level battery pack 2b through the pipeline assembly 3, deflagration of a battery module or a single body with thermal runaway is bound in the foam package, combustion is effectively prevented, and through continuous cooling, a continuous effective fire extinguishing effect is achieved, a fire condition can be quickly inhibited in a short time, and loss is reduced.
Specifically, a plurality of regional valves 31 are independently controlled through the electric control circuit 4, and the terminal release mechanisms 32 are uniformly distributed in the energy storage battery pack 2, so that the regional valves 31 can be independently controlled through an external control circuit, so that the terminal release mechanisms 32 distributed at different positions are released, and fire extinguishment is performed for a fire area.
The working principle and the using process of the utility model are as follows: when in use, the regional valve 31 can be independently controlled by an external control circuit to release terminal release mechanisms 32 distributed at different positions to extinguish fire in a fire area, wherein the perfluoro-hexanone fire extinguishing component 1a extinguishes fire in a small-sized battery PACK 2a represented by a PACK-level battery PACK 2a1 and a cluster-level battery PACK 2a2, the perfluoro-hexanone fire extinguishing agent has the comprehensive advantages of high fire extinguishing efficiency, environmental protection, cleanness, safe use, good insulating property, no damage to electronic precision equipment and the like, can be used in a fire extinguishing system in the whole area or local range, is suitable for the PACK-level battery PACK 2a1 and the cluster-level battery PACK 2a2, and the compressed air foam fire extinguishing component 1b fully fills compressed air foam in a lithium battery energy storage prefabricated cabin so that the batteries are fully immersed in the foam, and the filling process is alternately performed by wet foam and dry foam, isolated oxygen puts out a fire rapidly, will have generated the thermal runaway battery module or the free detonation constraint in the parcel of foam to effectively prevent the formation of burning, through lasting cooling, thereby reach and last effectual fire control effect, can suppress the condition of a fire fast in the short time, reduce the loss.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a allies oneself with accuse gas, foam biphase fire extinguishing systems for energy storage battery group which characterized in that: including energy storage battery group (2) and be used for right the subassembly (1) of putting out a fire of energy storage battery group (2), the output fixed connection pipeline subassembly (3) of subassembly (1) of putting out a fire, the output of pipeline subassembly (3) stretch into to the inside of energy storage battery group (2), just the output fixed mounting of pipeline subassembly (3) has terminal release mechanism (32), be close to on pipeline subassembly (3) regional valve (31) is installed to one side of energy storage battery group (2), be equipped with automatically controlled circuit (4) between subassembly (1) and regional valve (31) of putting out a fire, automatically controlled circuit (4) are connected with external control circuit, and are used for the switch regional valve (31), subassembly (1) of putting out a fire includes perfluor ketone subassembly (1a) and compressed air foam subassembly (1b) of putting out a fire, energy storage battery group (2) includes small-size battery group (2a) and cabin level group battery (2b), a pipeline component (3) is connected between the perfluoro ketone fire extinguishing component (1a) and the small battery pack (2a), and a pipeline component (3) is connected between the compressed air foam fire extinguishing component (1b) and the cabin-level battery pack (2 b).
2. A co-controlled gas, foam two-phase fire suppression system for an energy storage battery pack according to claim 1, wherein: the small-sized battery PACK (2a) comprises a PACK-grade battery PACK (2a1) and a cluster-grade battery PACK (2a2), and a group of zone valves (31) and a terminal release mechanism (32) are respectively arranged inside the PACK-grade battery PACK (2a1) and the cluster-grade battery PACK (2a 2).
3. A co-controlled gas, foam two-phase fire suppression system for an energy storage battery pack according to claim 2, wherein: the perfluorohexanone fire extinguishing assembly (1a) comprises a perfluorohexanone supply mechanism (1a1) and a second pump set mechanism (1a2), wherein the second pump set mechanism (1a2) is arranged at the output end of the perfluorohexanone supply mechanism (1a1) and is used for pumping the perfluorohexanone fire extinguishing agent inside the perfluorohexanone supply mechanism (1a 1).
4. The system of claim 3, wherein the system comprises: the compressed air foam fire extinguishing assembly (1b) comprises a transition water tank (1b1), a compressed foam supply mechanism (1b2) and a first pump set mechanism (1b3), wherein the first pump set mechanism (1b3) is arranged at the output ends of the transition water tank (1b1) and the compressed foam supply mechanism (1b2) and is used for pumping foam extinguishing agent inside the transition water tank (1b1) and the compressed foam supply mechanism (1b 2).
5. The system of claim 4, wherein the system comprises: a plurality of said zone valves (31) are independently controlled by said electric control circuit (4).
6. A co-controlled gas, foam two-phase fire suppression system for an energy storage battery pack according to claim 1, wherein: the terminal releasing mechanisms (32) are uniformly distributed in the energy storage battery pack (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220459818.XU CN216908971U (en) | 2022-03-04 | 2022-03-04 | Combined control gas and foam two-phase fire extinguishing system for energy storage battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220459818.XU CN216908971U (en) | 2022-03-04 | 2022-03-04 | Combined control gas and foam two-phase fire extinguishing system for energy storage battery pack |
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| Publication Number | Publication Date |
|---|---|
| CN216908971U true CN216908971U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220459818.XU Active CN216908971U (en) | 2022-03-04 | 2022-03-04 | Combined control gas and foam two-phase fire extinguishing system for energy storage battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216908971U (en) |
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- 2022-03-04 CN CN202220459818.XU patent/CN216908971U/en active Active
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