CN110393874A - Fire-fighting fire extinguishing control method for lithium battery module - Google Patents
Fire-fighting fire extinguishing control method for lithium battery module Download PDFInfo
- Publication number
- CN110393874A CN110393874A CN201910377600.2A CN201910377600A CN110393874A CN 110393874 A CN110393874 A CN 110393874A CN 201910377600 A CN201910377600 A CN 201910377600A CN 110393874 A CN110393874 A CN 110393874A
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- Prior art keywords
- fire
- lithium battery
- fighting
- autocontrol valve
- extinguishing chemical
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- 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
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of fire-fighting fire extinguishing control methods for lithium battery module, the following steps are included: when fire control system, which monitors, has smog in lithium battery box body, it is opened using autocontrol valve goalkeeper's extinguishing chemical autocontrol valve, it is controlled using pulsed and launches extinguishing chemical into Battery case, simultaneously by adjusting coolant autocontrol valve, refrigerant is launched with maximum speed；It when fire control system, which monitors, does not have smog in lithium battery box body, is automatically controlled and is closed using autocontrol valve goalkeeper's extinguishing chemical autocontrol valve and coolant, stopped extinguishing chemical and refrigerant is launched.The present invention cools to lithium battery in the way of inversion of phases by being precisely controlled the method combined using extinguishing chemical and coolant, can quickly put out open fire, not re-ignition, solve lithium battery hard fire quickly to put out, re-ignition the problems such as.
Description
Technical field
The present invention relates to field of lithium more particularly to a kind of fire-fighting fire extinguishing control methods for lithium battery module.
Background technique
Lithium battery has heat release behavior in charge and discharge, seriously affects the safety of lithium battery, especially in big multiplying power charge and discharge
When electric, thermal discharge is sharply increased, and there are risk of explosion on fire.Existing fire-fighting fire extinguishing method is closed using heptafluoro-propane progress
Fire extinguishing is precisely launched and fast cooling, it is difficult to reach lithium battery fire fighting function due to can not achieve extinguishing chemical.
Lithium battery fire extinguishing system uses single extinguishing chemical at present, it is difficult to inhibit lithium battery re-ignition.Chinese Patent Application No.
The lithium battery fire-fighting experiment cabinet of a kind of included automatic alarm and fire extinguishing system disclosed in 201410217527.X, is by fire hydrant cabinet master
Body, automatic alarm system, battery fixing bracket, heat source simulation system, measurement and monitoring system, fire extinguishing system and smoke evacuation system group
At devising erect-type extinguishing chemical according to fire-fighting cabinet body and discharge pipeline, release extinguishing chemical in a short time after realizing batteries caught fire
It is put into battery cupboard.Battery fire plant disclosed in Chinese Patent Application No. 201810131407.6, being includes firing-fighting medium storage
Slot, dangerous situation detection module and executing agency, firing-fighting medium storage tank is interior to be equipped with one or more chambers for containing firing-fighting mediums, dangerous situation
Detection module is connect with operator signals, and dangerous situation detection module detects that dangerous situation occurs for respective battery, is transmitted a signal to and is held
Row mechanism, executing agency acts so that the battery that dangerous situation occurs is fallen into firing-fighting medium storage tank.Chinese Patent Application No.
Battery isolating device, the electric charging station with the device disclosed in 201710067129.8 and battery partition method, being includes case
Body and Luo Sha mechanism are provided with sand-leakage board in cabinet, which is divided into the first cavity and the second cavity, the second chamber for cabinet
The side of body has cell inlet, which allows power battery to enter the second cavity, and Luo Sha mechanism is set to the second chamber
Body, and during power battery reaches target position in the second cavity, Luo Sha mechanism can be by husky relative to leakage
The mobile mode of plate, which makes to be stored in the intracorporal isolation sand drift of the first chamber, enters the second cavity.Chinese Patent Application No.
201711486369.8 a kind of disclosed power battery fire safety control system, being includes main control unit, measurement and control unit, fire-fighting
Fire extinguishing unit, signal processing unit.
It is found in the research of applicant, in operation, temperature heats up quickly lithium battery, and especially lithium battery module is in 10C-
When 20C charge and discharge, heating in 1 minute is up to 10 DEG C, if being unable to fast cooling, there are the security risks such as explosion, and traditional single
Extinguishing chemical, it is difficult to inhibit lithium battery re-ignition.
Summary of the invention
The technical problem to be solved in the present invention is that for the defects in the prior art, providing a kind of for lithium battery module
Fire-fighting fire extinguishing control method.
The technical solution adopted by the present invention to solve the technical problems is: a kind of fire-fighting fire extinguishing control for lithium battery module
Method processed, lithium battery are sealed in lithium battery box body, and smoke-detecting sensor, the case-side are installed in top in lithium battery box body
Face is equipped with fire-fighting agent dispensing port, refrigerant dispensing port；It is automatic that fire-fighting agent is respectively set in fire-fighting agent dispensing port and refrigerant dispensing port
Control valve and refrigerant autocontrol valve；
The following steps are included:
It is automatic using autocontrol valve goalkeeper's extinguishing chemical when fire control system, which monitors, has smog in lithium battery box body
Control valve is opened, and is controlled using pulsed and is launched extinguishing chemical into Battery case, while being automatically controlled by adjusting coolant
Valve launches refrigerant with maximum speed；When fire control system, which monitors, does not have smog in lithium battery box body, using automatic
Extinguishing chemical autocontrol valve and coolant are automatically controlled and are closed by control valve, stop extinguishing chemical and refrigerant is launched.
According to the above scheme, the extinguishing chemical autocontrol valve and coolant autocontrol valve are controlled according to fire-fighting is received
System command, according to the smoke signal changes in intensity values of smoke-detecting sensor, control extinguishing chemical and coolant launch speed and
Total amount.
According to the above scheme, the refrigerant is one of liquid nitrogen, carbon dioxide, cold wind, liquid or a variety of intermixtures.
According to the above scheme, the extinguishing chemical is one of heptafluoro-propane, dry powder, foam.
The beneficial effect comprise that: the present invention is by being precisely controlled the side combined using extinguishing chemical and coolant
Method cools to lithium battery in the way of inversion of phases, can quickly put out open fire, and not re-ignition solves lithium battery hard fire
Quickly to put out, re-ignition the problems such as.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the method flow diagram of the embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to limit
The fixed present invention.
As shown in Figure 1, a kind of be used for lithium battery module fire-fighting fire extinguishing control method, lithium battery is sealed in lithium battery cabinet
Interior, smoke-detecting sensor is installed at top in lithium battery box body, and the body side is equipped with fire-fighting agent dispensing port, refrigerant is launched
Mouthful；Fire-fighting agent autocontrol valve and refrigerant autocontrol valve is respectively set in fire-fighting agent dispensing port and refrigerant dispensing port；
The following steps are included:
Lithium battery is sealed in Battery case, when fire control system, which monitors, has smog in lithium battery box body, is adopted
It is opened with autocontrol valve goalkeeper's extinguishing chemical autocontrol valve, extinguishing chemical autocontrol valve according to smog size, (visit by smog
Survey the changes in intensity values of sensor) speed and total amount that extinguishing chemical enters cabinet are controlled, it is controlled using pulsed to Battery case
Interior dispensing extinguishing chemical, while autocontrol valve goalkeeper's refrigerant valve door opens to the maximum, by adjusting refrigerant autocontrol valve,
Refrigerant is launched with maximum speed；When fire control system, which monitors, does not have smog in lithium battery box body, using automatic control
Extinguishing chemical autocontrol valve and coolant are automatically controlled and are closed by valve, stop extinguishing chemical and refrigerant is launched.
Refrigerant is one of liquid nitrogen, carbon dioxide, cold wind, liquid or a variety of intermixtures.
Extinguishing chemical is one of using heptafluoro-propane, dry powder, foam.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (4)
1. a kind of fire-fighting fire extinguishing control method for lithium battery module, lithium battery are sealed in lithium battery box body, lithium battery box
Smoke-detecting sensor is installed at top in vivo, and the body side is equipped with fire-fighting agent dispensing port, refrigerant dispensing port；Fire-fighting agent is thrown
It puts mouth and fire-fighting agent autocontrol valve and refrigerant autocontrol valve is respectively set in refrigerant dispensing port；
Characterized by comprising the following steps:
When fire control system monitors the smoke signal of smoke-detecting sensor, certainly using autocontrol valve goalkeeper extinguishing chemical
Dynamic control valve is opened, and is controlled using pulsed and is launched extinguishing chemical into Battery case, while being controlled automatically by adjusting coolant
Valve processed launches refrigerant with maximum speed；When fire control system, which monitors, does not have smog in lithium battery box body, using certainly
Extinguishing chemical autocontrol valve and coolant are automatically controlled and are closed by dynamic control valve, stop extinguishing chemical and refrigerant is launched.
2. the fire-fighting fire extinguishing control method according to claim 1 for lithium battery module, which is characterized in that the fire extinguishing
Agent autocontrol valve and coolant autocontrol valve are instructed according to fire control system is received, according to smoke-detecting sensor
Smoke signal changes in intensity values, control extinguishing chemical and coolant and launch speed and total amount.
3. the fire-fighting fire extinguishing control method according to claim 1 for lithium battery module, which is characterized in that the refrigeration
Agent is one of liquid nitrogen, carbon dioxide, cold wind, liquid or a variety of intermixtures.
4. the fire-fighting fire extinguishing control method according to claim 1 for lithium battery module, which is characterized in that the fire extinguishing
Agent is one of heptafluoro-propane, dry powder, foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910377600.2A CN110393874A (en) | 2019-05-07 | 2019-05-07 | Fire-fighting fire extinguishing control method for lithium battery module |
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| CN201910377600.2A CN110393874A (en) | 2019-05-07 | 2019-05-07 | Fire-fighting fire extinguishing control method for lithium battery module |
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| CN110393874A true CN110393874A (en) | 2019-11-01 |
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| CN201910377600.2A Pending CN110393874A (en) | 2019-05-07 | 2019-05-07 | Fire-fighting fire extinguishing control method for lithium battery module |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926840A (en) * | 2019-11-19 | 2020-03-27 | 国网江苏省电力有限公司 | Method capable of checking fire extinguishing effectiveness of oil-immersed transformer fire extinguishing system |
| CN112587834A (en) * | 2020-11-26 | 2021-04-02 | 国网电力科学研究院有限公司 | Fire extinguishing system for suppressing fire explosion of energy storage power station |
| CN113908466A (en) * | 2021-09-29 | 2022-01-11 | 安徽中科中涣防务装备技术有限公司 | Lithium cell case nitrogen gas monitoring protection device |
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| JP2016067642A (en) * | 2014-09-30 | 2016-05-09 | 三菱重工業株式会社 | Electrical storage device firefighting equipment, electrical storage device and electrical storage device firefighting method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926840A (en) * | 2019-11-19 | 2020-03-27 | 国网江苏省电力有限公司 | Method capable of checking fire extinguishing effectiveness of oil-immersed transformer fire extinguishing system |
| CN112587834A (en) * | 2020-11-26 | 2021-04-02 | 国网电力科学研究院有限公司 | Fire extinguishing system for suppressing fire explosion of energy storage power station |
| CN113908466A (en) * | 2021-09-29 | 2022-01-11 | 安徽中科中涣防务装备技术有限公司 | Lithium cell case nitrogen gas monitoring protection device |
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Effective date of registration: 20200512 Address after: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Applicant after: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute Applicant after: STATE GRID ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Applicant after: STATE GRID JIANGSU ELECTRIC POWER Research Institute Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Applicant before: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute Applicant before: STATE GRID JIANGSU ELECTRIC POWER Research Institute |
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Application publication date: 20191101 |