CN214512350U - Multistage fire extinguishing system of energy storage power station - Google Patents
Multistage fire extinguishing system of energy storage power station Download PDFInfo
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- CN214512350U CN214512350U CN202022998506.XU CN202022998506U CN214512350U CN 214512350 U CN214512350 U CN 214512350U CN 202022998506 U CN202022998506 U CN 202022998506U CN 214512350 U CN214512350 U CN 214512350U
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Abstract
The utility model provides a multistage fire extinguishing system of energy storage power station, including energy storage power station, first level fire unit, second level fire unit, EMS and fire detector, energy storage power station is provided with a plurality of sub-stations, all is equipped with fire detector in each energy storage power station; EMS receives the fire information monitored by the fire detector in real time, and sends out a control signal to the first-stage fire-fighting unit to extinguish the primary fire; the fire detector continuously monitors fire information, the primary fire is not extinguished, and after the battery is reignited, the fire information is continuously transmitted to the EMS, and the EMS receives the secondary fire information from the fire detector and sends a control signal to the second-stage fire-fighting unit; the second-level fire-fighting units are connected to a fire pool through fire-fighting pipelines. The utility model discloses carry out the operation of putting out a fire of different grades to the energy storage power station according to the burning condition of difference, the entire system is preserved to the maximize, reduces the loss, can ensure the reliable fire extinguishing under the battery reburning condition simultaneously.
Description
Technical Field
The utility model relates to an electrochemistry energy storage technical field especially relates to a multistage fire extinguishing systems of energy storage power station.
Background
With the continuous progress of electrochemical energy storage technology and the gradual reduction of price, more and more energy storage power stations are built in various countries; however, the electrochemical energy storage power station belongs to an energy aggregate with high energy density, and burning and explosion accidents often occur in the using process; a plurality of existing energy storage power stations lack in the degree of attention in the fire fighting aspect, some power stations are provided with fire extinguishers, and some power stations are provided with automatic heptafluoropropane fire extinguishing devices, but the devices are not enough to effectively deal with battery type fires.
The fire extinguisher is suitable for burning a gentle general fire, people are required to spray the fire in a close distance on site, the danger is very high for a battery burning violently, and the battery fire cannot be effectively extinguished.
If the heptafluoropropane automatic fire extinguishing device sprays in time when the battery starts to burn, the burning speed and the fire behavior of the battery can be temporarily suppressed, but the lithium battery often generates secondary combustion due to the characteristics of the lithium battery; after the heptafluoropropane is sprayed, the battery is re-combusted, so that fire can not be extinguished, and serious loss is caused.
Published chinese utility model patent, application No. CN201920414574.1, patent name: the utility model provides a fire extinguishing system suitable for energy storage power station, application date: 2019-03-29, the utility model relates to a fire-fighting system suitable for an energy storage power station, which comprises a central controller, wherein the central controller is respectively connected with a battery fire detector and a fire extinguishing device; the battery fire detector comprises a plurality of sensors; the fire extinguishing device comprises a horizontally placed medicament bottle, the medicament bottle is sequentially connected with an electric control valve and a conveying pipeline, and the electric control valve is connected with a central controller; the medicament bottle is internally provided with a flow guide pipe connected with the electric control valve, and the end part of the flow guide pipe is rotatably connected with a swabbing pipe. The utility model has the characteristics of the function is simple, and the degree of specialization matches, and it is abundant to detect the key element, reports to the police in time and improves space utilization. Furthermore, the utility model discloses a hardware structure is simple relatively, low in production cost, and the fire control effect is good and the treatment is nimble.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects of the prior art, the utility model provides a multi-stage fire-fighting system of an energy storage power station, which comprises an energy storage power station, a first-stage fire-fighting unit, a second-stage fire-fighting unit, an EMS and a fire detector, wherein the energy storage power station is provided with a plurality of substations, and each energy storage power station is equipped with a fire detector;
the EMS receives the fire information monitored by the fire detector in real time, and sends a control signal to the first-stage fire-fighting unit to extinguish the primary fire;
the fire detector continuously monitors fire information, primary fire is not extinguished, after the battery is reignited, the fire information is continuously transmitted to the EMS, and the EMS receives secondary fire information from the fire detector and sends a control signal to the second-stage fire-fighting unit;
and the second-stage fire fighting units are connected to a fire pool through fire fighting pipelines.
Preferably, a first-stage fire-fighting unit is arranged in each energy storage power station.
Preferably, a second-stage fire-fighting unit is arranged in each energy storage power station.
Preferably, the fire detector monitors the fire in real time and sends information to the first or second level fire protection units via a communication line.
Preferably, the communication line is 485 lines or Ethernet.
Preferably, the first stage fire protection unit employs a heptafluoropropane fire protection system.
Preferably, the second stage fire protection unit uses water.
The utility model has the advantages that: carry out the operation of putting out a fire of different grades to the energy storage power station according to the burning condition of difference, the maximize preserves entire system, reduces the loss, can ensure the reliable fire extinguishing under the battery restrike condition simultaneously.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a flow chart of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.
As shown in fig. 1-2, the present invention comprises: the fire fighting system comprises an energy storage power station, a first-stage fire fighting unit, a second-stage fire fighting unit, an EMS (energy management system) and a fire detector, wherein the energy storage power station is provided with a plurality of substations, and each energy storage power station is internally provided with the fire detector;
the EMS receives the fire information monitored by the fire detector in real time, and sends a control signal to the first-stage fire-fighting unit to extinguish the primary fire;
the fire detector continuously monitors fire information, primary fire is not extinguished, after the battery is reignited, the fire information is continuously transmitted to the EMS, and the EMS receives secondary fire information from the fire detector and sends a control signal to the second-stage fire-fighting unit;
and the second-stage fire fighting units are connected to a fire pool through fire fighting pipelines.
In use, the multistage fire fighting method can extinguish fire in a grading manner according to the fire state, and when the energy storage power station has a fire, the fire fighting equipment which does not damage the equipment is firstly used for extinguishing the fire, so that the economic loss can be effectively reduced. Due to the characteristics of the electrochemical energy storage power station, the fire extinguishing is not easy to extinguish or reburning, and water is used for extinguishing fire under extreme conditions, so that absolute fire extinguishing is ensured, and the fire spreading cannot be caused to influence other substations.
In this embodiment, it is preferable that each of the energy storage power stations is provided with a first-stage fire-fighting unit.
In this embodiment, it is preferable that each of the energy storage power stations is provided with a second-stage fire-fighting unit.
In this embodiment, the fire detector preferably monitors the fire in real time and sends the information to the first or second fire fighting unit via the communication line.
With the structure, the fire detector is positioned in the energy storage power station to monitor fire, and once the fire of a certain substation is monitored, the fire detector sends information to the EMS through a communication line (485 or Ethernet).
In the present embodiment, 485 wires or ethernet are preferably used as the communication wires.
By means of the structure, the communication mode of the fire detector and the first-level fire-fighting unit or the second-level fire-fighting unit is not limited, and applicability is improved.
In this embodiment, the first stage fire protection unit preferably employs a heptafluoropropane fire protection system.
By adopting the structure, the heptafluoropropane fire-fighting system can extinguish fire without damaging the batteries, the electric equipment and the like in the energy storage power station.
In this embodiment, the second stage of the fire fighting unit preferably uses water.
Set up above-mentioned structure, start the water pump and put out a fire under the condition that heptafluoropropane can not put out the conflagration or spout the back battery after the completion and reburn, the water pump is put out a fire and is directly poured into the energy storage power station to the running water, can fully put out a fire, but can lead to equipment such as battery, electricity in the energy storage substation to scrap.
In use, the following process flows are included:
the first step is as follows: EMS is the control core of the whole system, the signals of all units are collected to EMS, and the EMS makes control decision; when the fire detector is positioned in the energy storage power station to monitor fire, once a certain substation is monitored to catch fire, the fire detector sends information to the EMS through a communication line (485 or Ethernet);
the second step is that: EMS sends control signal to heptafluoropropane fire-fighting system, starts the spraying of heptafluoropropane agent, can put out the primary fire under normal condition;
the third step: if the fire is not extinguished or the battery is reignited after the heptafluoropropane is sprayed, the fire detector continues to upload fire information to the EMS after monitoring the fire, the EMS sends an instruction to control the intelligent fire pump to start, and tap water is directly sprayed or irrigated into the energy storage system substation, so that effective fire extinguishing is achieved.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (7)
1. The multi-stage fire fighting system of the energy storage power station is characterized by comprising the energy storage power station, a first-stage fire fighting unit, a second-stage fire fighting unit, an EMS (energy management system) and a fire detector, wherein the energy storage power station is provided with a plurality of substations, and each energy storage power station is internally provided with the fire detector;
the EMS receives the fire information monitored by the fire detector in real time, and sends a control signal to the first-stage fire-fighting unit to extinguish the primary fire;
the fire detector continuously monitors fire information, primary fire is not extinguished, after the battery is reignited, the fire information is continuously transmitted to the EMS, and the EMS receives secondary fire information from the fire detector and sends a control signal to the second-stage fire-fighting unit;
and the second-stage fire fighting units are connected to a fire pool through fire fighting pipelines.
2. The multi-stage fire protection system of an energy storage power plant of claim 1, wherein: and a first-stage fire-fighting unit is arranged in each energy storage power station.
3. The multi-stage fire protection system of an energy storage power station of claim 2, wherein: and a second-stage fire fighting unit is arranged in each energy storage power station.
4. The multi-stage fire protection system of an energy storage power station of claim 3, wherein: the fire detector monitors the fire in real time and sends information to the first-level fire-fighting unit or the second-level fire-fighting unit through the communication line.
5. The multi-stage fire protection system of an energy storage power station of claim 4, wherein: the communication line adopts 485 lines or Ethernet.
6. The multi-stage fire protection system of an energy storage power plant of claim 5, wherein: the first-stage fire-fighting unit adopts a heptafluoropropane fire-fighting system.
7. The multi-stage fire protection system of an energy storage power station of claim 6, wherein: the second-stage fire fighting unit uses water.
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| CN202022998506.XU CN214512350U (en) | 2020-12-15 | 2020-12-15 | Multistage fire extinguishing system of energy storage power station |
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| CN202022998506.XU CN214512350U (en) | 2020-12-15 | 2020-12-15 | Multistage fire extinguishing system of energy storage power station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452565A (en) * | 2022-01-10 | 2022-05-10 | 中国电建集团江西省电力建设有限公司 | Intelligent fire-fighting linkage system of photovoltaic booster station and matched energy storage power station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452565A (en) * | 2022-01-10 | 2022-05-10 | 中国电建集团江西省电力建设有限公司 | Intelligent fire-fighting linkage system of photovoltaic booster station and matched energy storage power station |
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