CN106581896A - New energy power battery box fire extinguishing system and fire extinguishing method thereof - Google Patents
New energy power battery box fire extinguishing system and fire extinguishing method thereof Download PDFInfo
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- CN106581896A CN106581896A CN201710044544.1A CN201710044544A CN106581896A CN 106581896 A CN106581896 A CN 106581896A CN 201710044544 A CN201710044544 A CN 201710044544A CN 106581896 A CN106581896 A CN 106581896A
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- monitoring
- battery case
- fire extinguishing
- controlling module
- power battery
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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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides a new energy power battery box fire extinguishing system and a fire extinguishing method thereof and relates to the technical fields of power battery safety monitoring and fire extinguishing. The system comprises a monitoring control module and a sensor connected with an input end of the monitoring control module; and an output end of the monitoring control module is connected with input ends of at least two fire extinguishing devise and an input end of a CAN bus. According to the invention, the new energy power battery box fire extinguishing method is simple, and with adoption of the method, integral security data of a battery box can be reliably obtained in real time, the safety problem of the power battery box caused by overcharging, high temperature, puncture and the like can be monitored in real time, and the problem of lack of a protective measure during a time slot from an early warning of a battery thermal failure initial stage to a thermal failure occurrence is effectively solved.
Description
Technical field
The present invention relates to electrokinetic cell safety monitoring and fire-fighting technique field, and in particular to a kind of new energy resource power battery case fire extinguishing
System and its extinguishing method.
Background technology
Recent years, the query that is subject to of safety of dynamic lithium battery was more and more, pure electric vehicle and hybrid electric vehicle
Popularization and application cause vehicle auto-ignition event to increase, and 8 new forms of energy buses event on fire, such as tall building have occurred since only 2015
The serious consequence that door buses auto-ignition event causes more than ten cars to burn and 1 people is dead, makes to vehicle producer and battery producer
Into larger loss and negative effect.
For the potential safety hazard that dynamic lithium battery is present, the Department of Transportation on the 1st of August in 2015 implements industry standard JT/
T325-2013《Operating passenger car Type division and ranking》No. 1 amendment and JT/T888-2014《Bus type is drawn
Divide and ranking》No. 1 amendment increases pure electric bus standard newly, wherein requiring pure electrobus and hybrid power
Bus should be furnished with the special fire suppression module of power battery box.On August 6th, 2015, Ministry of Industry and Information issues《With regard to carry out energy-conservation with it is new
Energy automobile popularization and application potential safety hazard investigates the notice of control》, each Model City of notice request will be to since 2009
The energy-saving automobile of popularization and application, new-energy automobile, charging infrastructure, storing cycle and battery case storage space and supporting management
Measure is investigated.
Therefore research and develop a kind of effective new energy resource power battery fire extinguishing system and its extinguishing method is most important.
The content of the invention
Not enough for prior art, the present invention provides a kind of new energy resource power battery case fire extinguishing system and its extinguishing method,
Solve the low technology of electrokinetic cell in prior art is overcharged, high temperature, puncture etc. cause power battery box security performance to ask
Topic.
To realize object above, the present invention is achieved by the following technical programs：
A kind of new energy resource power battery case fire extinguishing system, including Monitoring and Controlling module and be connected with Monitoring and Controlling module input
Sensor, the outfan of the Monitoring and Controlling module connects the input of at least two extinguishing devices, the Monitoring and Controlling mould
The outfan of block is connected with the input of CAN.
Preferably, the sensor includes temperature sensor, Smoke Sensor, VOC sensors.
Preferably, the outfan of the extinguishing device is connected with the input of the Monitoring and Controlling module.
Preferably, the outfan of the CAN is connected with the input of the Monitoring and Controlling module.
Preferably, the temperature sensor, Smoke Sensor, VOC sensors outfan respectively with the Monitoring and Controlling
The input connection of module.
A kind of extinguishing method of new energy resource power battery case fire extinguishing system, comprises the following steps：
S1, Monitoring and Controlling module, sensor, CAN and at least two extinguishing devices are installed on inside battery case, monitoring control
Molding block receives Smoke Sensor, temperature sensor, the smog inside the battery case of VOC sensor acquisition, temperature and gas ginseng
Number information；
S2, Monitoring and Controlling module carry out comprehensive descision to the smog inside the battery case of reception, temperature and gas parameter information, when
When battery case internal aerosol, temperature and gas parameter reach one-level alarm threshold value, Monitoring and Controlling module sends one by CAN
Level alarm signal；
S3, when Monitoring and Controlling module synthesis judge that battery case internal aerosol, temperature and gas parameter reach secondary alarm threshold value,
Detection module control starts the first extinguishing device and sends secondary alarm signal by CAN；
S4, when Monitoring and Controlling module synthesis judge that battery case internal aerosol, temperature and gas parameter reach three-level alarming value, prison
Survey control module control to start the second extinguishing device and send three-level alarm signal by CAN.
Preferably, stepped starting between the extinguishing device.
The present invention provides a kind of new energy resource power battery case fire extinguishing system and its extinguishing method, compared with prior art advantage
It is：
New energy resource power battery case fire extinguishing system of the present invention passes through Monitoring and Controlling module, temperature sensor, Smoke Sensor, VOC
Sensor and CAN network system realize that the classifying alarm of the condition of a fire is realized in the collection and judgement of battery case inside relevant parameter,
By setting secure threshold, there are smog and gas to produce and more than threshold value inside battery case（Now there is no thermal runaway）Start
First extinguishing device, allows aerosol to cover battery surface, at the appointed time（20 minutes or so）The faint condition of a fire of effective control
It is that personnel are provided with effect escape time with the expansion for suppressing the condition of a fire, after suppression effective time more than the first extinguishing device again
The secondary generation condition of a fire（Thermal runaway occurs）When, detection module is arranged by sensor parameters threshold value and judges to start the second fire extinguishing dress in time
Put, effectively suppress the condition of a fire, protect the safety of battery case and automobile, and then ensured personal safety；
New energy resource power battery case extinguishing method of the present invention is simple, realizes monitoring process without the need for manual intervention, can in real time, reliably
Acquisition battery case general safety data, being capable of real-time monitoring electrokinetic cell is overcharged, high temperature, puncture etc. cause power battery box
Safety problem, the thermal failure initial stage early warning of effectively solving battery is to the time period unprotect measure problem between thermal failure generation.
Description of the drawings
Fig. 1 is new energy resource power battery case fire extinguishing system schematic diagram of the present invention；
Fig. 2 is new energy resource power battery case fire extinguishing system layout drawing in power battery box of the present invention.
In figure：1st, VOC sensors；2nd, Smoke Sensor；3rd, temperature sensor；4th, Monitoring and Controlling module；5th, the first fire extinguishing
Device；6th, the second extinguishing device；7th, CAN.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, with reference to the embodiment of the present invention pair
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made work, belongs to the scope of protection of the invention.
By shown in Fig. 1 and Fig. 2, a kind of new energy resource power battery case fire extinguishing system, including Monitoring and Controlling module 4 and with prison
The sensor of the input of control module 4 connection is surveyed, the outfan of Monitoring and Controlling module 4 connects the input of at least two extinguishing devices
End, the outfan of Monitoring and Controlling module 4 is connected with the input of CAN 7；
Wherein, sensor includes temperature sensor 3, Smoke Sensor 2, VOC sensors 1；The outfan of extinguishing device and monitoring
The input connection of control module 4；The outfan of CAN 7 is connected with the input of Monitoring and Controlling module 4；Temperature sensor
3rd, Smoke Sensor 2, the outfan of VOC sensors 1 are connected respectively with the input of Monitoring and Controlling module 4.
A kind of extinguishing method of new energy resource power battery case fire extinguishing system, comprises the following steps：
S1, Monitoring and Controlling module 4, sensor, the extinguishing device of CAN 7 and at least two are installed on inside battery case, are monitored
Control module 4 receive Smoke Sensor 2, temperature sensor 3, VOC sensors 1 collection battery case inside smog, temperature and
Gas parameter information；
Smog, temperature and gas parameter information inside S2, the battery case of 4 pairs of receptions of Monitoring and Controlling module carries out comprehensive descision,
When battery case internal aerosol, temperature and gas parameter reach one-level alarm threshold value, Monitoring and Controlling module simultaneously passes through CAN 7
Send one-level alarm signal.
S3, secondary alarm threshold is reached when the comprehensive descision battery case internal aerosol of Monitoring and Controlling module 4, temperature and gas parameter
During value, detection module control starts the first extinguishing device 5 and sends secondary alarm signal, the first extinguishing device by CAN 7
5 started before battery thermal runaway marginal value, can effectively suppress the faint condition of a fire to occur and expand within a period of time；
S4, when the comprehensive descision battery case internal aerosol of Monitoring and Controlling module 4, temperature and gas parameter reach three-level alarming value,
The control of Monitoring and Controlling module 4 starts the second extinguishing device 6 and sends three-level alarm signal by CAN 7.Second extinguishing device
6 start while battery thermal runaway, stepped starting between the first extinguishing device and the second extinguishing device, it can be ensured that first goes out
Suppression when fiery device occurs again after starting more than the condition of a fire after effective suppression time.
By shown in Fig. 1 and Fig. 2, inside new energy resource power battery case, mounting temperature sensor 3, Smoke Sensor 2, VOC are passed
Sensor 1, the first extinguishing device 5, the second extinguishing device 6, Monitoring and Controlling module 4, the system of CAN 7, temperature sensor 3, smog
Sensor 2, VOC sensors 1 are uniformly distributed inside battery case（Optionally increase and decrease）For monitoring battery case internal cell bag temperature,
Monitoring and Controlling module can carry VOC sensors and Smoke Sensor with inside, when battery the temperature inside the box, VOC, smog comprehensive descision
More than threshold value, produce warning message and send to Monitoring and Controlling module, the system of CAN 7 judges Monitoring and Controlling module synthesis
Warning message is incorporated to car load network, and Monitoring and Controlling module draws alert levels and controls to start corresponding fire extinguishing dress according to threshold decision
Put, realize condition of a fire early warning and suppression stage by stage.
In sum, new energy resource power battery case fire extinguishing system of the present invention passes through Monitoring and Controlling module, temperature sensor, cigarette
Mist sensor, VOC sensors and CAN network system realize that the condition of a fire is realized in the collection and judgement of battery case inside relevant parameter
Classifying alarm, by setting secure threshold, have smog and gas inside battery case and more than threshold value（Now there is no hot mistake
Control）Start the first extinguishing device, allow aerosol to cover battery surface, at the appointed time（20 minutes or so）Effective control is micro-
The expansion of the weak condition of a fire and the suppression condition of a fire, is that personnel are provided with effect escape time, when effective more than the suppression of the first extinguishing device
Between after there is the condition of a fire again（Thermal runaway occurs）When, detection module is arranged by sensor parameters threshold value and judges to start second in time
Extinguishing device, effectively suppresses the condition of a fire, protects the safety of battery case and automobile, and then has ensured personal safety；
New energy resource power battery case extinguishing method of the present invention is simple, realizes monitoring process without the need for manual intervention, can in real time, reliably
Acquisition battery case general safety data, being capable of real-time monitoring electrokinetic cell is overcharged, high temperature, puncture etc. cause power battery box
Safety problem, the thermal failure initial stage early warning of effectively solving battery is to the time period unprotect measure problem between thermal failure generation.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those
Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Above example only to illustrate technical scheme, rather than a limitation；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：It still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these modification or
Replace, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (7)
1. a kind of new energy resource power battery case fire extinguishing system, including Monitoring and Controlling module and with Monitoring and Controlling module input connect
The sensor for connecing, it is characterised in that：The outfan of the Monitoring and Controlling module connects the input of at least two extinguishing devices, institute
State the outfan of Monitoring and Controlling module to be connected with the input of CAN.
2. new energy resource power battery case fire extinguishing system according to claim 1, it is characterised in that：The sensor includes temperature
Degree sensor, Smoke Sensor, VOC sensors.
3. new energy resource power battery case fire extinguishing system according to claim 1, it is characterised in that：The extinguishing device it is defeated
Go out end to be connected with the input of the Monitoring and Controlling module.
4. new energy resource power battery case fire extinguishing system according to claim 1, it is characterised in that：The CAN it is defeated
Go out end to be connected with the input of the Monitoring and Controlling module.
5. new energy resource power battery case fire extinguishing system according to claim 2, it is characterised in that：The temperature sensor,
Smoke Sensor, the outfan of VOC sensors are connected respectively with the input of the Monitoring and Controlling module.
6. a kind of extinguishing method of the arbitrary new energy resource power battery case fire extinguishing system of utilization claim 1-5, its feature exists
In comprising the following steps：
S1, Monitoring and Controlling module, sensor, CAN and at least two extinguishing devices are installed on inside battery case, monitoring control
Molding block receives Smoke Sensor, temperature sensor, the smog inside the battery case of VOC sensor acquisition, temperature and gas ginseng
Number information；
S2, Monitoring and Controlling module carry out comprehensive descision to the smog inside the battery case of reception, temperature and gas parameter information, when
When battery case internal aerosol, temperature and gas parameter reach one-level alarm threshold value, Monitoring and Controlling module sends one by CAN
Level alarm signal；
S3, when Monitoring and Controlling module synthesis judge that battery case internal aerosol, temperature and gas parameter reach secondary alarm threshold value,
Detection module control starts the first extinguishing device and sends secondary alarm signal by CAN；
S4, when Monitoring and Controlling module synthesis judge that battery case internal aerosol, temperature and gas parameter reach three-level alarming value, prison
Survey control module control to start the second extinguishing device and send three-level alarm signal by CAN.
7. extinguishing method according to claim 6, it is characterised in that：First extinguishing device described in step S3, step S4,
Stepped starting between two extinguishing devices.
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| CN201710044544.1A CN106581896A (en) | 2017-01-19 | 2017-01-19 | New energy power battery box fire extinguishing system and fire extinguishing method thereof |
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| CN201710044544.1A CN106581896A (en) | 2017-01-19 | 2017-01-19 | New energy power battery box fire extinguishing system and fire extinguishing method thereof |
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| CN108187272A (en) * | 2017-12-29 | 2018-06-22 | 杭州中传消防设备有限公司 | A kind of power battery fire safety control system |
| CN108490367A (en) * | 2018-05-28 | 2018-09-04 | 青岛美凯麟科技股份有限公司 | Power battery automatic checkout system and method, cell safety judgement and method of disposal |
| CN109343616A (en) * | 2018-10-11 | 2019-02-15 | 湖南鑫垒科技有限公司 | A kind of control system and control method of the storehouse environmental management of ordnance weapons |
| CN109432634A (en) * | 2018-10-08 | 2019-03-08 | 中国科学技术大学 | A kind of fire-fighting method of container-type lithium ion battery energy storage system |
| CN109499027A (en) * | 2019-01-11 | 2019-03-22 | 山东天康达安防科技有限公司 | A kind of perfluor hexanone battery compartment fire extinguishing system |
| CN109637069A (en) * | 2018-12-28 | 2019-04-16 | 广州中国科学院工业技术研究院 | Power battery fire monitoring early warning system |
| CN109728216A (en) * | 2018-12-13 | 2019-05-07 | 宁波拜特测控技术股份有限公司 | A kind of battery intelligent standing system |
| CN110025910A (en) * | 2019-04-22 | 2019-07-19 | 泰州市盛飞液压件有限公司 | A kind of electrical changing station thermal runaway characteristic gas detection fire extinguishing system and control method |
| CN110064148A (en) * | 2019-04-22 | 2019-07-30 | 泰州市盛飞液压件有限公司 | A kind of pure electric vehicle logistic car battery fire extinguishing system and control method separated with vehicle |
| CN110339503A (en) * | 2019-06-21 | 2019-10-18 | 山西新思备科技股份有限公司 | A kind of power station chamber large space grading forewarning system Quick fire extinguishing system |
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| CN111514489A (en) * | 2020-04-28 | 2020-08-11 | 九江学院 | Automatic fire extinguishing method and system for new energy automobile battery box and mobile terminal |
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