AU2024278371A1 - Multi-stage energy storage fire-fighting system - Google Patents
Multi-stage energy storage fire-fighting system Download PDFInfo
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- AU2024278371A1 AU2024278371A1 AU2024278371A AU2024278371A AU2024278371A1 AU 2024278371 A1 AU2024278371 A1 AU 2024278371A1 AU 2024278371 A AU2024278371 A AU 2024278371A AU 2024278371 A AU2024278371 A AU 2024278371A AU 2024278371 A1 AU2024278371 A1 AU 2024278371A1
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- fire extinguishing
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- extinguishing device
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- 238000004146 energy storage Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 173
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000003595 mist Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 8
- 238000005728 strengthening Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 17
- 239000007921 spray Substances 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/026—Permanently-installed equipment with containers for delivering the extinguishing substance the extinguishing material being put under pressure by means other than pressure gas, e.g. pumps
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/68—Details, e.g. of pipes or valve systems
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
-
- 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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Secondary Cells (AREA)
Abstract
A multi-stage energy storage fire-fighting system is provided according to the present
application, which relates to the technical field of energy storage, the multi-stage
energy storage fire-fighting system comprises a fire detection device, which is
arranged in the battery compartment of an energy storage station; a first-stage fire
extinguishing device, which is suitable for spraying gaseous fire extinguishing agent
into the battery compartment; a second-stage fire extinguishing device, which is
suitable for spraying water mist into the battery compartment; and a starting device,
which is connected with the first-stage fire extinguishing device and the second-stage
fire extinguishing device respectively, the starting device is configured to operate at
least one of the first-stage fire extinguishing device and the second-stage fire
extinguishing device. The multi-stage energy storage fire-fighting system of the
present application has the characteristics of hierarchical control and continuous
strengthening of fire-fighting means, which can effectively prevent and control the
fire in battery compartment.
Description
[0001] The present application relates to the technical field of energy storage, and in particular to a multi-stage energy storage fire-fighting system.
[0002] Energy storage technology is applied to all aspects of power generation, transmission, distribution and consumption of power system, and it is an essential core technology for building smart grid. An energy storage station is generally arranged by several or even dozens of battery compartments, which is a huge energy center. Due to the limitation of energy density and space, the batteries in an energy storage compartment are closely arranged. Although the lithium-ion battery in the battery compartments has obvious advantages, the internal heat of the battery may get out of control due to heat accumulation, thus causing fire or even explosion if it is under the extreme conditions such as overheating, overcharge, short circuit, etc.. Usually, when a single battery module fails, it is easy to cause fire, and then spread among battery modules, battery cabinets or even the whole energy storage battery compartment if the heat is not effectively controlled; moreover, the lithium-ion battery may release oxygen when it spontaneously ignites, resulting in re-ignition, and causing large-scale fire and even explosion.
[0003] At present, most domestic battery compartments are integrated with automatic gas fire extinguishing system, which has a certain effect on extinguishing electric open flames, but there are obvious shortcomings for battery compartment fires. Because of the particularity of lithium battery fire, a single fire protection system is difficult to effectively prevent and control battery compartment fire.
[0004] It is desired to address or alleviate one or more disadvantages or limitations of the prior art, or to at least provide a useful alternative.
[0005] In accordance with the present invention, there is provided a multi-stage energy storage fire-fighting system, comprising: a fire detection device arranged in a battery compartment of an energy storage station and used for detecting fire data in the battery compartment, wherein the energy storage station comprises a plurality of battery compartments; a first-stage fire extinguishing device suitable for spraying gaseous fire extinguishing agent into the battery compartment; a second-stage fire extinguishing device suitable for spraying water mist into the battery compartment; a starting device connected with the first-stage fire extinguishing device and the second-stage fire extinguishing device respectively, the starting device is configured to operate at least one of the first-stage fire extinguishing device and the second-stage fire extinguishing device; and a third-stage fire extinguishing device, the third-stage fire extinguishing device is suitable for injecting water into the battery compartment and is connected with the starting device.
[0006] The multi-stage energy storage fire-fighting system of the present application can detect the fire situation in the battery compartment, such as temperature and smoke, through the fire detection device; the starting device can be operated by staff or automatically based on the detection signal of the fire detection device, so as to make at least one of the first-stage fire extinguishing device and the second-stage fire extinguishing device work, for example, according to the actual situation, the fire shall be extinguished first by the first-stage fire extinguishing device and then by the second-stage fire extinguishing device, or the order shall be changed, or the two fire extinguishing devices shall be used at the same time, which ensures the effective fire extinguishing of the battery compartment in the energy storage station, so as to reduce the damage degree.
[0007] In an embodiment, the first-stage fire extinguishing device includes a gas cabinet, a first pipeline and a first nozzle, and, the gas cabinet is arranged in the battery compartment, one end of the first pipeline is connected with the gas cabinet, the first nozzle is connected with the first pipeline, and the first nozzle is arranged toward the battery in the battery compartment.
[0008] In an embodiment, the multi-stage energy storage fire-fighting system further includes a water supply device, the second-stage fire extinguishing device includes a second pipeline and a second nozzle, one end of the second pipeline is connected with the water supply device, the second nozzle is connected with the second pipeline, and the second nozzle is arranged toward the battery in the battery compartment.
[0009] In an embodiment, the second-stage fire extinguishing device further includes a first water pump and a first water valve, the first water pump is arranged at the junction of the second pipeline and the water supply device, and the first water valve is arranged on the second pipeline.
[0010] In an embodiment, the third-stage fire extinguishing device includes a water storage tank, a third pipeline and an automatic baffle, and, the water storage tank is used for being mounted on the battery compartment, an internal connection between a water outlet of the water storage tank and the battery compartment is provided with the automatic baffle, one end of the third pipeline is connected with the water supply device, another end of the third pipeline is connected with the water storage tank.
[0011] In an embodiment, the multi-stage energy storage fire-fighting system further includes a water supply device, the third-stage fire extinguishing device and the second-stage fire extinguishing device share the water supply device.
[0012] In an embodiment, the third-stage fire extinguishing device further includes a liquid level meter, and the liquid level meter is mounted in the water storage tank.
[0013] In an embodiment, a ventilating plate is arranged at the top of the water storage tank.
[0014] In an embodiment, the third-stage fire extinguishing device further includes a second water pump and a second water valve, and, the second water pump is arranged at the junction of the third pipeline and the water supply device, and the second water valve is arranged on the third pipeline.
[0015] In an embodiment, the second pipelines corresponding to the battery compartments are connected in parallel and then connected with the water supply device, the third pipelines corresponding to the battery compartments are connected in parallel and then connected with the water supply device.
[0016] FIG. 1 is a structural schematic diagram of a multi-stage energy storage fire-fighting system of an embodiment of the present application;
[0017] FIG. 2 is a structural schematic diagram of a first-stage fire extinguishing device of the embodiment of the present application;
[0018] FIG. 3 is a structural schematic diagram of a second-stage fire extinguishing device of the embodiment of the present application; and
[0019] FIG. 4 is a structural schematic diagram of a third-stage fire extinguishing device of the embodiment of the present application.
[0020] Reference numerals in the drawings: 1 first-stage fire extinguishing device; 11 gas cabinet; 12 first pipeline; 13 first nozzle; 2 second-stage fire extinguishing device; 21 second pipeline; 22 second nozzle; 23 first water valve; 231 first main water valve; 232, first secondary water valve; 24 first water pump; 3 third-stage fire extinguishing device; 31 water storage tank; 32 third pipeline; 33 automatic baffle; 34 water level meter; 35 ventilating plate; 36 second water valve; 361 second main water valve; 362 second secondary water valve; 37 second water pump; 4 battery compartment; 5 valve well; 6 water source supply device; 7 fire-fighting pipeline; 8 fire hydrant.
[0021] Some embodiments of the present application are described in detail below, by way of example only, with reference to the accompanying drawings.
[0022] As shown in FIG. 1 to FIG. 4, a multi-stage energy storage fire-fighting system in the embodiment of the present application includes: a fire detection device arranged in the battery compartment 4 of an energy storage station and used for detecting the fire data in the battery compartment 4; a first-stage fire extinguishing device 1 suitable for spraying gaseous fire extinguishing agent into the battery compartment 4; a second-stage fire extinguishing device 2 suitable for spraying water mist into the battery compartment 4; and a starting device connected with the first-stage fire extinguishing device 1 and the second-stage fire extinguishing device 2 respectively, the starting device is configured to operate at least one of the first-stage fire extinguishing device 1 and the second-stage fire extinguishing device 2.
[0023] In this embodiment, in combination with FIG. 1 to FIG. 4, the multi-stage energy storage fire-fighting system can detect the fire situation in the battery compartment, such as temperature and smoke, through the fire detection device; the starting device can be operated by staff or automatically based on the detection signal of the fire detection device, so as to make at least one of the first-stage fire extinguishing device 1 and the second-stage fire extinguishing device 2 work, for example, according to the actual situation, the fire shall be extinguished first by the first-stage fire extinguishing device 1 and then by the second-stage fire extinguishing device 2, or the order shall be changed, or the two fire extinguishing devices shall be used at the same time, which ensures the effective fire extinguishing of the battery compartment 4 in the energy storage station, so as to reduce the damage degree.
[0024] The starting device may include a first starting mechanism and a second starting mechanism, the first starting mechanism is connected with the first-stage fire extinguishing device 1, the first-stage fire extinguishing device 1 can be turned on or off through the first starting mechanism, the second starting mechanism is connected with the second-stage fire extinguishing device 2, the second-stage fire extinguishing device 2 can be turned on or off through the second starting mechanism.
[0025] In addition, the starting device may also be an existing controller. For example, the controller can receive the fire situation detected by the fire detection device in real time, that is, the fire detection device can timely feedback the temperature and/or smoke inside the battery compartment 4 to the controller. When the fire detection device detects a fire in the battery compartment 4, electrical signals are transmitted to the controller, and the first-stage fire extinguishing device 1 receives the command from the controller and starts, then sprays gas extinguishing agent to cover the inside of the battery compartment, the fire detection device continuously monitor that internal condition of the battery compartment 4, when the fire detection device detects that the fire cannot be extinguished, the controller turns off the first-stage fire extinguishing device 1 and further starts the second-stage fire extinguishing device 2, and the second-stage fire extinguishing device 2 sprays water mist to cover the inside of the battery compartment 4. Or, if the initial fire situation is serious, the controller can directly make the second-stage fire extinguishing device 2 work. This multi-stage energy storage fire-fighting system has the characteristics of hierarchical control and continuous strengthening of fire-fighting means, which can effectively prevent and control the fire in battery compartment 4. It should be noted that the control logic between the above fire detection device, controller, first-stage fire extinguishing device 1 and second-stage fire extinguishing device 2 is a simple logic in the conventional technology.
[0026] In an embodiment, the multi-stage energy storage fire-fighting system further includes a third-stage fire extinguishing device 3. The third-stage fire extinguishing device 3 is suitable for injecting water into the battery compartment 4, and is connected with the starting device.
[0027] In this embodiment, in combination with FIG. 1 and FIG. 4, when the fire detection device detects that there is a fire in the battery compartment 4, the staff can start the device to make the third-stage fire extinguishing device 3 work, the third-stage fire extinguishing device 3 injects a large amount of water into the battery compartment 4 until it submerges the lithium ion battery inside the battery compartment 4, the third-stage fire extinguishing device 3 can be started when the second-stage fire extinguishing device 2 cannot extinguish the fire in battery compartment 4, or, according to the relatively serious fire situation judged at the beginning, the staff can directly start the device to make the third-stage fire extinguishing device 3 work to ensure effective fire extinguishing.
[0028] The starting device may include a third starting mechanism. The third starting mechanism is connected with the third-stage fire extinguishing device 3, and the third-stage fire extinguishing device 3 can be turned on or off through the third starting mechanism.
[0029] In addition, the starting device may also be an existing controller, and the controller can receive the fire situation detected by the fire detection device in real time, that is, the fire detection device can timely feedback the temperature and/or smoke inside the battery compartment 4 to the controller, when the fire detection device detects a fire in the battery compartment 4, electrical signals are transmitted to the controller the first-stage fire extinguishing device 1 receives the command from the controller and starts, then sprays gas extinguishing agent to cover the inside of the battery compartment, the fire detection device continuously monitor that internal condition of the battery compartment 4. When the fire detection device detects that the fire cannot be extinguished, the controller turns off the first stage fire extinguishing device 1 and further starts the second-stage fire extinguishing device 2, and the second-stage fire extinguishing device 2 sprays water mist to cover the inside of the battery compartment 4. When the fire detection device detects that the second-stage fire extinguishing device 2 cannot extinguish the fire, the controller may shut down the second stage fire extinguishing device 2 and further start the third-stage fire extinguishing device 3, the third-stage fire extinguishing device 3 injects a large amount of water into the battery compartment 4 until it submerges the lithium ion battery inside the battery compartment 4. Or, if the initial fire situation is serious, the controller can directly make the second-stage fire extinguishing device 2 or the third-stage fire extinguishing device 3 work. This multi-stage energy storage fire-fighting system has the characteristics of hierarchical control and continuous strengthening of fire-fighting means, which can effectively prevent and control the fire in battery compartment 4. It should be noted that the control logic among the above fire detection device, controller, first-stage fire extinguishing device 1, second-stage fire extinguishing device 2 and third-stage fire extinguishing device 3 is a simple logic in the conventional technology.
[0030] In an embodiment, the first-stage fire extinguishing device 1 includes a gas cabinet 11, a first pipeline 12 and a first nozzle 13, and, the gas cabinet 11 is arranged in the battery compartment, one end of the first pipeline 12 is connected with the gas cabinet 11, the first nozzle 13 is connected with the first pipeline 12, and the first nozzle 13 is arranged toward the battery in the battery compartment 4.
[0031] In this embodiment, in combination with FIG. 1and FIG. 2, the gas cabinet 11 can be fixed inside the battery compartment 4 by bolts, and the first pipeline 12 can be arranged at the top of the battery compartment 4 by buckles, multiple first nozzles 13 may be mounted on the first pipeline 12. When a fire breaks out in the battery compartment 4, the gas extinguishing agent in the gas cabinet 11 can fill the first pipeline 12 and be ejected from the first nozzle 13, and, the gas extinguishing agent is sprayed toward the battery in the battery compartment 4 and fills the inside of the battery compartment 4 to extinguish the fire.
[0032] In the above working process, the gas extinguishing agent can be heptafluoropropane gas extinguishing agent. Heptafluoropropane gas can suffocate and extinguish fire, absorb heat, and has good electrical insulation, which has a good effect on extinguishing the initial fire of battery compartment 4.
[0033] In an embodiment, the multi-stage energy storage fire-fighting system further includes a water supply device 6. The second-stage fire extinguishing device 2 includes a second pipeline 21 and a second nozzle 22. One end of the second pipeline 21 is connected with the water supply device 6, the second nozzle 22 is connected with the second pipeline 21.
[0034] In this embodiment, in combination with FIG. 1 and FIG. 3, the water supply device 6 can be a fire water tank. One end of the second pipeline 21 is connected with the fire water tank, the second pipeline 21 can be arranged at the top of the battery compartment 4 through a buckle, and multiple second nozzles 22 can be arranged on the second pipeline 21; when a fire breaks out in the battery compartment 4, the water in the fire water tank can enter the second pipeline 21 and be sprayed from the second nozzles 22 to extinguish the fire. It should be noted that the types and nozzle sizes of the first nozzle 13 and the second nozzle 22 can be the same or can be adjusted according to the actual situation, For example, the jet of the second nozzle 22 of the second-stage fire extinguishing device 2 can spray fine water spray, so as to uniformly spray the water in the water supply device into the battery compartment, fine water spray has small droplets, good electrical insulation and strong penetrating ability, which has a strong pertinence for extinguishing the fire in the battery compartment.
[0035] In an embodiment, the second-stage fire extinguishing device 2 further includes a first water pump 24 and a first water valve 23. The first water pump 24 is arranged at the junction of the second pipeline 21 and the water supply device 6, and the first water valve 23 is arranged on the second pipeline 21.
[0036] In this embodiment, in combination with FIG. 1 and FIG. 3, the first water pump 24 is mounted at the junction between the second pipeline 21 and the water supply device 6, the first water pump 24 is used to pump water in the water supply device 6 into the second pipeline 21, the amount of water pumped by the first water pump 24 is the sum of the flow of the second nozzles 22 in the single battery compartment 4, to ensure the water pressure of the second nozzle 22 to be not less than 0.35 mpa, the first water valve 23 can be connected to the second pipeline 21 by thread, the first water valve 23 can be a solenoid valve, which can be opened or closed remotely, the first water valve is arranged in the valve well 5, and the valve well is usually underground and does not occupy the internal space of the battery compartment 4.
[0037] In an embodiment, the third-stage fire extinguishing device 3 includes a water storage tank 31, a third pipeline 32 and an automatic baffle 33. The water storage tank 31 is used for being mounted on the battery compartment 4, an internal connection between a water outlet of the water storage tank 31 and the battery compartment 4 is provided with the automatic baffle
33, one end of the third pipeline 32 is connected to the water supply device 6, and the other end of the third pipeline 32 is connected to the water storage tank 31.
[0038] In this embodiment, in combination with FIG. 4, the water storage tank 31 can be fixed on the upper part of the battery compartment 4 by bolts, an automatic baffle 33 is provided at the internal connection between the water outlet of the water storage tank 31 and the battery compartment 4, and the automatic baffle 33 is in a normally closed state before a fire occurs; when a fire breaks out in the battery compartment 4, the water supply device 6 can inject water into the water storage tank 31 through the third pipeline 32 as required, when the amount of water in the water storage tank 31 reaches a certain level, the automatic baffle 33 opens, a large amount of water in the water storage tank 31 instantly rushes into the battery compartment 4, and continuously injects water into the water storage tank until the lithium ion battery pack in the battery compartment 4 is submerged and the fire is controlled.
[0039] In an embodiment, the third-stage fire extinguishing device 3 and the second-stage fire extinguishing device 2 share the water supply device 6.
[0040] In this embodiment, the third-stage fire extinguishing device 3 and the second-stage fire extinguishing device 2 can use the same water supply device, thereby saving energy and cost.
[0041] In an embodiment, the third-stage fire extinguishing device 3 further includes a liquid level meter 34, and the liquid level meter 34 is mounted in the water storage tank 31.
[0042] In this embodiment, in combination with FIG. 4, the liquid level meter 34 can be mounted in the water storage tank 31 by bolts. When the liquid level meter 34 detects that the water level in the water storage tank 31 reaches a certain height, the automatic baffle 33 opens.
[0043] In an embodiment, a ventilating plate 35 is arranged at the top of the water storage tank 31.
[0044] In this embodiment, in combination with FIG. 4, when a large amount of water is stored in the water storage tank 31, the automatic baffle 33 is difficult to open under water pressure, so the top of the water storage tank 31 is provided with a ventilating plate 35, the ventilating plate 35 can be a cover plate structure with multiple through holes, and the ventilating plate 35 can reduce the pressure difference between the inside and outside of the water storage tank when the automatic baffle 33 is opened, so as to facilitate the smooth opening of the water storage tank.
[0045] In an embodiment, the third-stage fire extinguishing device 3 further includes a second water pump 37 and a second water valve 36. The second water pump 37 is arranged at the junction of the third pipeline 32 and the water supply device 6, and the second water valve 36 is arranged on the third pipeline 32.
[0046] In this embodiment, in combination with FIG. 1 and FIG. 4, the second water pump 37 is mounted at the junction between the third pipeline 32 and the water supply device 6, the second water pump 37 is used to pump water in the water supply device 6 into the third pipeline 32, the water volume of the second water pump 37 is subject to filling the water storage tank 31 within a certain time, and the water pressure is not less than 0.1 mpa, the second water valve 36 can be screwed on the third pipeline 32, the second water valve 36 can be a solenoid valve, which can be opened and closed remotely, and is arranged in the valve well 5, the valve well 5 is usually underground and does not occupy the internal space of the battery compartment 4.
[0047] In an embodiment, the energy storage station includes multiple battery compartments 4, one end, corresponding to the battery compartment, of each second pipeline 21 inserts into the corresponding battery compartment 4, and the second pipeline is provided with the second nozzle 22, the other ends, corresponding to the battery compartment 4, of each second pipeline 21 are connected in parallel and then connected to the water supply device 6, each battery compartment 4 respectively correspond to one end of each third pipe 32, and is connected with the corresponding water storage tank 31, the other ends, corresponding to the battery compartment 4, of each third pipeline 32 are connected in parallel and then connected to the water supply device 6.
[0048] In this embodiment, an energy storage station is generally arranged by several or even dozens of battery compartment 4, this embodiment is described below with reference to FIG. 1 (three battery compartments 4 as an example). A fire-fighting pipeline 7 is arranged in the energy storage station, and the fire-fighting pipeline 7 is connected with the water supply device 6, that is, the first water pump 24 and the second water pump 37 can pump water into the fire-fighting pipeline 7, three second pipelines 21 corresponding to the three battery compartments 4 are connected in parallel to the fire-fighting pipeline 7, three third pipelines 32 corresponding to the three battery compartments 4 are connected in parallel to the fire fighting pipeline 7, the first water valve 23 includes a first main water valve 231 and three first secondary water valves 232, the first main water valve 231 is mounted on the fire fighting pipeline 7, the three first secondary water valves 232 are respectively mounted on the second pipelines 21 corresponding to different battery compartments 4, the second water valve 36 includes a second main water valve 361 and three second secondary water valves 362, the second main water valve 361 is mounted on the fire-fighting pipeline 7, the three second secondary water valves 362 are respectively mounted on the third pipelines 32 corresponding to different battery compartments 4, when the first-stage fire extinguishing device 1 cannot extinguish the fire, the second-stage fire extinguishing device 2 is started, the starting device closes the second water pump 37, the second main water valve 361 and the three second secondary water valves 362, and opens the first water pump 24 and the first main water valve 231, the corresponding first secondary water valve 232 is opened according to the battery compartment 4 on fire, when the second-stage fire extinguishing device 2 cannot extinguish the fire, the third-stage fire extinguishing device 3 is started, the starting device closes the first water pump 24, the first main water valve 231 and the three first secondary water valves 232, and opens the second water pump 37 and the second main water valve 361, the corresponding second secondary water valve 362 is opened according to the battery compartment 4 on fire. In addition, a fire hydrant 8 can be arranged on the fire-fighting pipeline 7 for manual fire control.
[0049] Although the present application is disclosed above, the scope of protection of the present application is not limited to this. On the premise of not departing from the spirit and scope of the present application, those skilled in the field can make various changes and modifications, all of which will fall into the protection scope of the present application.
[0050] Throughout this specification and the claims which follow, unless the context requires otherwise, the word "comprise", and variations such as "comprises" and "comprising", will be understood to imply the inclusion of a stated integer or step or group of integers or steps but not the exclusion of any other integer or step or group of integers or steps.
[0051] The reference in this specification to any prior publication (or information derived from it), or to any matter which is known, is not, and should not be taken as an acknowledgment or admission or any form of suggestion that that prior publication (or information derived from it) or known matter forms part of the common general knowledge in the field of endeavour to which this specification relates.
Claims (5)
1. A multi-stage energy storage fire-fighting system, comprising:
a fire detection device arranged in the battery compartment of an energy storage station and used for detecting the fire data in the battery compartment, wherein the energy storage station comprises a plurality of battery compartments;
a first-stage fire extinguishing device suitable for spraying gaseous fire extinguishing agent into the battery compartment;
a second-stage fire extinguishing device suitable for spraying water mist into the battery compartment;
a starting device, which is connected with the first-stage fire extinguishing device and the second-stage fire extinguishing device respectively, wherein the starting device is configured to operate at least one of the first-stage fire extinguishing device and the second stage fire extinguishing device; and
a third-stage fire extinguishing device, wherein the third-stage fire extinguishing device is suitable for injecting water into the battery compartment, and is connected with the starting device.
2. The multi-stage energy storage fire-fighting system according to claim 1, wherein the first-stage fire extinguishing device comprises a gas cabinet, a first pipeline and a first nozzle, the gas cabinet is arranged in the battery compartment, one end of the first pipeline is connected with the gas cabinet, the first nozzle is connected with the first pipeline, and the first nozzle is arranged toward the battery in the battery compartment.
3. The multi-stage energy storage fire-fighting system according to claim 1, further comprising a water supply device, wherein the second-stage fire extinguishing device comprises a second pipeline and a second nozzle, one end of the second pipeline is connected with the water supply device, the second nozzle is connected with the second pipeline, and the second nozzle is arranged toward the battery in the battery compartment.
4. The multi-stage energy storage fire-fighting system according to claim 3, wherein the second-stage fire extinguishing device further comprises a first water pump and a first water valve, wherein the first water pump is arranged at a junction of the second pipeline and the water supply device, and the first water valve is arranged on the second pipeline.
5. The multi-stage energy storage fire-fighting system according to claim 3, wherein the third-stage fire extinguishing device comprises a water storage tank, a third pipeline and an automatic baffle, the water storage tank is used for being mounted on the battery compartment, an internal connection between a water outlet of the water storage tank and the battery compartment is provided with the automatic baffle, one end of the third pipeline is connected to the water supply device, and the other end of the third pipeline is connected to the water storage tank.
6. The multi-stage energy storage fire-fighting system according to claim 1, further comprising a water supply device, wherein the third-stage fire extinguishing device and the second-stage fire extinguishing device share the water supply device.
7. The multi-stage energy storage fire-fighting system according to claim 5, wherein the third-stage fire extinguishing device further comprises a liquid level meter, and the liquid level meter is mounted in the water storage tank.
8. The multi-stage energy storage fire-fighting system according to claim 5, wherein a ventilating plate is arranged at the top of the water storage tank.
9. The multi-stage energy storage fire-fighting system according to claim 5, wherein the third-stage fire extinguishing device further comprises a second water pump and a second water valve, and the second water pump is arranged at a junction of the third pipeline and the water supply device, and the second water valve is arranged on the third pipeline.
10. The multi-stage energy storage fire-fighting system according to claim 5, wherein the second pipelines corresponding to the battery compartments are connected in parallel and then connected with the water supply device, the third pipelines corresponding to the battery compartments are connected in parallel and then connected with the water supply device.
4 232 231 24 362 6
4 232 362 2024278371
&
37 361 13 12 4 232 362
11 21 8 31 33 22
Figure 11 Figure
4
11 13 12 13
1
Figure 22 Figure
- 1/2 - - 1/2 -
5 2024278371
MRN
D 21 22 22 23 * 2
Figure 33 Figure
4
5
WAS VALI
DATEQ 36 32 34 31 33 35
3
Figure 44 Figure
- 2/2 - - 2/2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2024278371A AU2024278371A1 (en) | 2022-01-19 | 2024-12-13 | Multi-stage energy storage fire-fighting system |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220139207.7U CN217409598U (en) | 2022-01-19 | 2022-01-19 | Multistage energy storage fire extinguishing system |
| CN202220139207.7 | 2022-01-19 | ||
| AU2023200062A AU2023200062A1 (en) | 2022-01-19 | 2023-01-05 | Multi-stage energy storage fire-fighting system |
| AU2024278371A AU2024278371A1 (en) | 2022-01-19 | 2024-12-13 | Multi-stage energy storage fire-fighting system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2023200062A Division AU2023200062A1 (en) | 2022-01-19 | 2023-01-05 | Multi-stage energy storage fire-fighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2024278371A1 true AU2024278371A1 (en) | 2025-01-09 |
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ID=83176065
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2023200062A Abandoned AU2023200062A1 (en) | 2022-01-19 | 2023-01-05 | Multi-stage energy storage fire-fighting system |
| AU2024278371A Pending AU2024278371A1 (en) | 2022-01-19 | 2024-12-13 | Multi-stage energy storage fire-fighting system |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2023200062A Abandoned AU2023200062A1 (en) | 2022-01-19 | 2023-01-05 | Multi-stage energy storage fire-fighting system |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3241259U (en) |
| KR (1) | KR20230001501U (en) |
| CN (1) | CN217409598U (en) |
| AU (2) | AU2023200062A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116617604B (en) * | 2023-05-23 | 2024-09-03 | 厦门海辰储能科技股份有限公司 | Energy storage system and electric equipment |
| CN118889506B (en) * | 2024-09-30 | 2024-12-17 | 合肥召洋电子科技有限公司 | Box energy storage power station |
-
2022
- 2022-01-19 CN CN202220139207.7U patent/CN217409598U/en active Active
-
2023
- 2023-01-05 AU AU2023200062A patent/AU2023200062A1/en not_active Abandoned
- 2023-01-16 KR KR2020230000110U patent/KR20230001501U/en active Pending
- 2023-01-17 JP JP2023000137U patent/JP3241259U/en active Active
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| Publication number | Publication date |
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| JP3241259U (en) | 2023-03-14 |
| CN217409598U (en) | 2022-09-13 |
| AU2023200062A1 (en) | 2023-08-03 |
| KR20230001501U (en) | 2023-07-26 |
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