CN110064149A - Couple the new energy bus battery automatic fire extinguisher and control method of BMS - Google Patents
Couple the new energy bus battery automatic fire extinguisher and control method of BMS Download PDFInfo
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- CN110064149A CN110064149A CN201910324581.7A CN201910324581A CN110064149A CN 110064149 A CN110064149 A CN 110064149A CN 201910324581 A CN201910324581 A CN 201910324581A CN 110064149 A CN110064149 A CN 110064149A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000011156 evaluation Methods 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 238000012502 risk assessment Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000036541 health Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000000306 recurrent effect Effects 0.000 claims 1
- IVUGBSGLHRJSSP-UHFFFAOYSA-N LimKi 3 Chemical compound S1C(NC(=O)C(C)C)=NC=C1C1=CC(C(F)F)=NN1C1=C(Cl)C=CC=C1Cl IVUGBSGLHRJSSP-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
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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
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
-
- 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
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- Business, Economics & Management (AREA)
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Abstract
The invention discloses the new energy bus battery automatic fire extinguishers and control method of the coupling BMS of automotive safety equipment technical field, including extinguishing device and sensor, battery pack includes several battery cores, BMS includes thermal runaway evaluation module, for monitoring the operating parameter of battery pack, the BMS is connect with control panel, automatic fire extinguisher and BMS are worked together, BMS assesses the SOC of battery pack by thermal runaway evaluation module, SOH, SOP operating parameter, according to SOC, SOH, SOP operating parameter establishes the methods of risk assessment for tending to thermal runaway, automatic fire extinguisher can be directed to these battery cores, the threshold value of the appropriate level-one threshold value early warning for reducing sensor and secondary threshold fire extinguishing, the signal of sensor detection is input to control panel, control panel controls extinguishing device and carries out fire-fighting work, from And the judgement precision to the battery core detection in battery pack is improved, increase reliability.
Description
Technical field
The present invention relates to automotive safety equipment technical field, specially a kind of new energy bus power electric for coupling BMS
Pond automatic fire extinguisher and control method.
Background technique
New-energy automobile is national strategy new industry, and new energy bus possesses " cheap use Che Chengben+higher
The characteristics of value of environmental protection ", and during application, the fire incident of domestic and international new energy bus takes place frequently, and has caused social each
The worry of bound pair new energy bus security against fire.
And the automatic fire extinguishing system that domestic vehicle enterprise is equipped with to new energy bus at present, traditional electrokinetic cell system
The component that automatic fire extinguisher is individually operated as one is detached from BMS work, and the information for the detection that paddles one's own canoe is predicted, from
Row carries out decision, cannot achieve accurate judgement and fire extinguishing in time to the battery core that thermal runaway most easily occurs.
Based on this, the present invention devises a kind of new energy bus battery automatic fire extinguisher and control method for coupling BMS,
To solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of judgement precision improved to the battery core detection in battery pack, and increasing can
By the new energy bus power battery automatic fire extinguisher and control method of property, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme: a kind of new energy bus power battery goes out automatically
Fiery device includes: extinguishing device and sensor, and the extinguishing device includes host lower cover, solenoid valve, control panel, fire-suppression bottle, goes out
Fiery agent transmission copper pipe, triple valve, collector and battery, be respectively fixed on the outer wall of the host lower cover battery stand,
Fire extinguishing bottle rack sum aggregate fluid bracket, the collector are installed on afflux body support frame, and the battery is installed on battery branch
The inside of frame, the fire-suppression bottle are installed on fire extinguishing bottle rack, and the control panel is installed on the side of battery stand, described to go out
The output end of fiery bottle is connected to collector, and triple valve is uniformly connected on the collector outer wall, and the solenoid valve is installed on three
In port valve, the triple valve and extinguishing chemical transmission copper pipe be connected tos, and the sensor and control panel are electrically connected, the solenoid valve with
Control panel is electrically connected with battery；
The extinguishing device is connect with external battery pack, and the battery pack includes several battery cores and BMS, and the BMS includes heat
Evaluation module out of control, for monitoring the operating parameter of battery pack, the BMS is connect with control panel.
Preferably, extinguishing chemical transmission copper pipe and triple valve be equipped with it is identical with battery core quantity several, it is described to go out
The nozzle of fiery agent transmission copper pipe is located at the side of battery core.
Preferably, it is connected between the BMS and control panel using CAN bus.
Preferably, the thermal runaway evaluation module is for assessing SOC, SOH, SOP operating parameter.
Preferably, the sensor is that PT100 temperature sensor, GQQ0.1 smokescope sensor and MS2200 gas are dense
Spend sensor.
The thermal runaway evaluation module includes cell health state SOH evaluation module, most using the recurrence with forgetting factor
Small square law on-line identification open-circuit voltage OCV and internal resistance R 0, and obtained according between the OCV-SOC corresponding relationship pre-established
State-of-charge SOC is taken, further according to the size of the charged estimation battery capacity of the accumulative charge and discharge between 2 SOC points, realizes that battery is strong
The assessment A% of health state SOH；
Battery charge state SOC evaluation module is based on Order RC equivalent-circuit model, estimates battery using Kalman filtering algorithm
State-of-charge SOC, realize battery charge state SOC assessment B%；
Battery power status SOP evaluation module, the internal resistance R 0 obtained according to on-line identification, the voltage limitation based on battery itself
And current limit, maximum charge-discharge electric current is calculated, maximum charge-discharge power is further calculated, it is equivalent according to Rint
Circuit model realizes the assessment C% of battery power status SOP.
A kind of control method of new energy bus power battery automatic fire extinguisher, this kind of new energy bus power electric
Specific step is as follows for the control method of pond automatic fire extinguisher:
S1: extinguishing device is connect with battery pack, BMS；
S2: detecting voltage, electric current, temperature, smokescope and the gas concentration of battery pack by BMS and sensor, if detection event
Barrier value then reporting fault code；
S3:BMS by thermal runaway evaluation module assess SOC, SOH, SOP operating parameter A%, B% and C%, and weighted calculation SOC,
SOH, SOP operating parameter A%, B% and C% total value W0, established according to SOC, SOH, SOP operating parameter A%, B% and C% and tend to thermal runaway
Methods of risk assessment, if be lower than preset value W, execute S4, otherwise execute S5 and S6；
S4: assessment feedback signal is uploaded to automatic fire extinguisher control panel, adjustment setting thermal runaway threshold value；
S5: fault detection signal is compared by control panel with default level-one threshold value, if detection numerical value reaches level-one threshold value, output
Alarm command, control alarm are alarmed；
S6: fault detection signal is compared by control panel with default secondary threshold, if detection numerical value reaches secondary threshold, control
Plate output alarm and fire extinguishing instruction, control alarm is alarmed, and starts solenoid valve, is put out a fire.
Preferably, the methods of risk assessment of thermal runaway is tended in the step S3 by calculating SOC, SOH, SOP for detecting
Operating parameter A%, B% and C% weight total value W0Compared with preset value W.
Preferably, adjustment setting thermal runaway threshold value includes setting level-one for battery core conventional after assessment in the step S4
Threshold Alerts and secondary threshold fire extinguishing, for the battery core of thermal runaway after assessment, the appropriate battery core threshold value for reducing thermal runaway, and will weigh
Thermal runaway threshold value after new settings is set as level-one Threshold Alerts and secondary threshold fire extinguishing.
Compared with prior art, the beneficial effects of the present invention are: the present invention works together automatic fire extinguisher and BMS,
BMS assesses SOC, SOH, SOP operating parameter of battery pack by thermal runaway evaluation module, according to SOC, SOH, SOP operating parameter
The methods of risk assessment for tending to thermal runaway is established, the battery core position for being easiest to occur thermal runaway is uploaded to automatic fire extinguisher,
Automatic fire extinguisher can be directed to these battery cores, the threshold of the appropriate level-one threshold value early warning for reducing sensor and secondary threshold fire extinguishing
The signal that sensor detects is input to control panel, control panel control extinguishing device is put out a fire when being put out a fire by value
Work increases reliability to improve the judgement precision to the battery core detection in battery pack.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is automatic fire extinguisher structural schematic diagram of the present invention；
Fig. 3 is thermal runaway evaluation module schematic diagram of the present invention；
Fig. 4 is control method flow chart of the present invention；
Fig. 5 is thermal runaway of the present invention assessment and threshold value comparison table.
In attached drawing, parts list represented by the reference numerals are as follows:
1- extinguishing device, 2- battery pack, 3-BMS, 4- battery core, 5- thermal runaway evaluation module, 6- sensor, 11- host lower cover,
12- solenoid valve, 13- control panel, 14- fire-suppression bottle, 15- extinguishing chemical transmit copper pipe, 16- triple valve, 17- collector, 18- battery
Bracket, 19- battery, 20- fire extinguishing bottle rack, 21- afflux body support frame.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of new energy bus power battery self-extinguishing dress
It sets, comprising: extinguishing device 1 and sensor 6, the extinguishing device 1 include host lower cover 11, solenoid valve 12, control panel 13, fire extinguishing
Bottle 14, extinguishing chemical transmit copper pipe 15, triple valve 16, collector 17 and battery 19, distinguish on the outer wall of the host lower cover 11
It is fixed with battery stand 18, fire extinguishing bottle rack 20 and collector bracket 21, the collector 17 and is installed on afflux body support frame 21
On, the battery 19 is installed on the inside of battery stand 18, and the fire-suppression bottle 14 is installed on fire extinguishing bottle rack 20, described
Control panel 13 is installed on the side of battery stand 18, and the output end of the fire-suppression bottle 14 is connected to collector 17, the afflux
Triple valve 16 is uniformly connected on 17 outer wall of body, the solenoid valve 12 is installed on triple valve 16, the triple valve 16 and fire extinguishing
Agent is transmitted copper pipe 15 and is connected to, and the sensor 6 is electrically connected with control panel 13, and the solenoid valve 12 and control panel 13 are and electric power storage
Pond 19 is electrically connected；
The extinguishing device 1 is connect with external battery pack 2, and the battery pack 2 includes several battery cores 4 and BMS3, the BMS3
Including thermal runaway evaluation module 5, for monitoring the operating parameter of battery pack 2, the BMS3 is connect with control panel 13.
Wherein, extinguishing chemical transmission copper pipe 15 and triple valve 16 be equipped with it is identical with 4 quantity of battery core several, it is described
The nozzle of extinguishing chemical transmission copper pipe 15 is located at the side of battery core 4, convenient for all having fire-extinguishing function concurrently, the BMS3 to each battery core 4
It is connect between control panel 13 using CAN bus, when BMS3 detects that signal to the reset threshold value of sensor 6, needs to carry out
When fire extinguishing, the signal that sensor 6 detects is input to control panel 13, control panel 13 controls extinguishing device 1 and carries out fire-fighting work, institute
Thermal runaway evaluation module 5 is stated for assessing SOC, SOH, SOP operating parameter, SOC is state-of-charge, and SOH is health status, SOP
For power rating, these three parameters are all characterization battery core states, and BMS3 system itself has the function of these, and by each
It is worst which part battery core state is these states of battery core can deduce, and is easiest to that thermal runaway occurs, thermal runaway evaluation module 5 is commented
Estimating technology is the prior art, and the sensor 6 is PT100 temperature sensor, GQQ0.1 smokescope sensor and MS2200 gas
Concentration sensors.
The thermal runaway evaluation module 5 includes cell health state SOH evaluation module, most using the recurrence with forgetting factor
Small square law on-line identification open-circuit voltage OCV and internal resistance R 0, and obtained according between the OCV-SOC corresponding relationship pre-established
State-of-charge SOC is taken, further according to the size of the charged estimation battery capacity of the accumulative charge and discharge between 2 SOC points, realizes that battery is strong
The assessment A% of health state SOH；
Battery charge state SOC evaluation module is based on Order RC equivalent-circuit model, estimates battery using Kalman filtering algorithm
State-of-charge SOC, realize battery charge state SOC assessment B%；
Battery power status SOP evaluation module, the internal resistance R 0 obtained according to on-line identification, the voltage limitation based on battery itself
And current limit, maximum charge-discharge electric current is calculated, maximum charge-discharge power is further calculated, it is equivalent according to Rint
Circuit model realizes the assessment C% of battery power status SOP.
A kind of control method of new energy bus power battery automatic fire extinguisher, this kind of new energy bus power electric
Specific step is as follows for the control method of pond automatic fire extinguisher:
S1: extinguishing device 1 is connect with battery pack 2, BMS3；
S2: detecting voltage, electric current, temperature, smokescope and the gas concentration of battery pack 2 by BMS3 and sensor 6, if detection
Fault value then executes S5；
S3:BMS3 by thermal runaway evaluation module 5 assess SOC, SOH, SOP operating parameter A%, B% and C%, and weighted calculation SOC,
SOH, SOP operating parameter A%, B% and C% total value W0, established according to SOC, SOH, SOP operating parameter A%, B% and C% and tend to thermal runaway
Methods of risk assessment, tend to the methods of risk assessment of thermal runaway by calculating SOC, SOH, SOP operating parameter A%, B% of detection
Total value W is weighted with C%0Compared with preset value W, if being lower than preset value W, S4 is executed, otherwise executes S5 and S6；
S4: assessment feedback signal is uploaded to sensor 6, adjustment setting thermal runaway threshold value, adjustment setting thermal runaway threshold value includes
Level-one Threshold Alerts and secondary threshold fire extinguishing are set for conventional battery core 4 after assessment, for the battery core 4 of thermal runaway after assessment,
Appropriate 4 threshold value of battery core for reducing thermal runaway, and the thermal runaway threshold value after reset is set as level-one Threshold Alerts and second level
Threshold value fire extinguishing.
S5: fault detection signal is compared by control panel 13 with default level-one threshold value, if detection numerical value reaches level-one threshold
Value, exports alarm command, and control alarm is alarmed；
S6: fault detection signal is compared by control panel 13 with default secondary threshold, if detection numerical value reaches secondary threshold, control
The output of making sheet 13 alarm and fire extinguishing signal instruction, control alarm is alarmed, and starts solenoid valve 12, is put out a fire.
Automatic fire extinguisher and BMS3 are worked together, the data that control panel 13 is acquired and sent in real time to sensor 6, with
And the BMS3 detection operating parameter got in real time by CAN bus is handled, BMS3 is assessed by thermal runaway evaluation module 5
SOC, SOH, SOP operating parameter of battery pack 2 establish the risk assessment for tending to thermal runaway according to SOC, SOH, SOP operating parameter
4 position of battery core for being easiest to occur thermal runaway is uploaded to automatic fire extinguisher by method, and automatic fire extinguisher can be directed to these
Battery core 4 suitably reduces the threshold value of the early warning of level-one threshold value and the secondary threshold fire extinguishing of sensor 6 by control panel 13, when sensor 6
When detection signal reaches the level-one threshold value of setting, output alarm, when sensor 6, which detects signal, reaches secondary threshold, output is gone out
The signal that sensor 6 detects is input to control panel 13, control panel 13 controls extinguishing device 1 and beats when being put out a fire by fire
Open electromagnetic valve 12 carries out fire-fighting work, improves the judgement precision detected to the battery core 4 in battery pack 2, increases reliability.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (9)
1. a kind of new energy bus battery automatic fire extinguisher for coupling BMS characterized by comprising extinguishing device (1) and biography
Sensor (6), the extinguishing device (1) include host lower cover (11), solenoid valve (12), control panel (13), fire-suppression bottle (14), fire extinguishing
Copper pipe (15), triple valve (16), collector (17) and battery (19) are transmitted in agent, distinguish on the outer wall of the host lower cover (11)
It is fixed with battery stand (18), fire extinguishing bottle rack (20) and collector bracket (21), the collector (17) and is installed on afflux
On body support frame (21), the battery (19) is installed on the inside of battery stand (18), and the fire-suppression bottle (14), which is installed on, to be gone out
On fiery bottle rack (20), the control panel (13) is installed on the side of battery stand (18), the output of the fire-suppression bottle (14)
End is connected to collector (17), is uniformly connected with triple valve (16) on collector (17) outer wall, solenoid valve (12) peace
Loaded on triple valve (16), the triple valve (16) is connected to extinguishing chemical transmission copper pipe (15), the sensor (6) and control panel
(13) it is electrically connected, the solenoid valve (12) and control panel (13) are electrically connected with battery (19)；
The extinguishing device (1) connect with external battery pack (2), and the battery pack (2) includes several battery cores (4) and BMS
(3), the BMS(3) it include thermal runaway evaluation module (5), for monitoring the operating parameter of battery pack (2), the BMS(3) with
Control panel (13) connection.
2. the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 1, it is characterised in that: described
Extinguishing chemical transmission copper pipe (15) and triple valve (16) be equipped with it is identical with battery core (4) quantity several, the extinguishing chemical transmits
The nozzle of copper pipe (15) is located at the side of battery core (4).
3. the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 1, it is characterised in that: described
BMS(3 it) is connect between control panel (13) using CAN bus.
4. the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 1, it is characterised in that: described
Thermal runaway evaluation module (5) is for assessing SOC, SOH, SOP operating parameter.
5. the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 1, it is characterised in that: described
Sensor (6) is PT100 temperature sensor, GQQ0.1 smokescope sensor and MS2200 gas concentration sensor.
6. the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 1, it is characterised in that: described
Thermal runaway evaluation module (5) includes
Cell health state SOH evaluation module, using the recurrent least square method on-line identification open-circuit voltage OCV with forgetting factor
And internal resistance R 0, and according to the OCV-SOC corresponding relationship indirect gain state-of-charge SOC pre-established, further according to 2 SOC points
Between accumulative charge and discharge it is charged estimation battery capacity size, realize cell health state SOH assessment A%；
Battery charge state SOC evaluation module is based on Order RC equivalent-circuit model, estimates battery using Kalman filtering algorithm
State-of-charge SOC, realize battery charge state SOC assessment B%；
Battery power status SOP evaluation module, the internal resistance R 0 obtained according to on-line identification, the voltage limitation based on battery itself
And current limit, maximum charge-discharge electric current is calculated, maximum charge-discharge power is further calculated, it is equivalent according to Rint
Circuit model realizes the assessment C% of battery power status SOP.
7. a kind of control method for the new energy bus battery automatic fire extinguisher for coupling BMS, it is characterised in that: this kind of new energy
Specific step is as follows for the control method of bus power battery automatic fire extinguisher:
S1: by extinguishing device (1) and battery pack (2), BMS(3) it connect；
S2: pass through BMS(3) and sensor (6) detection battery pack (2) voltage, electric current, temperature, smokescope and gas concentration,
S5 is executed if detecting fault value；
S3:BMS(3 SOC, SOH, SOP operating parameter A%, B% and C%, and weighted calculation) are assessed by thermal runaway evaluation module (5)
SOC, SOH, SOP operating parameter A%, B% and C% total value W0, established according to SOC, SOH, SOP operating parameter A%, B% and C% and tend to heat
Methods of risk assessment out of control executes S4 if being lower than preset value W, otherwise executes S5 and S6；
S4: assessment feedback signal is uploaded to sensor (6), adjustment setting thermal runaway threshold value；
S5: fault detection signal is compared by control panel (13) with default level-one threshold value, if detection numerical value reaches level-one threshold value,
Alarm command is exported, control alarm is alarmed；
S6: fault detection signal is compared by control panel (13) with default secondary threshold, if detection numerical value reaches secondary threshold,
Control panel (13) output alarm and fire extinguishing signal instruction, control alarm is alarmed, and starts solenoid valve (12), is gone out
Fire.
8. the control method of the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 7, feature
Be: in the step S3 tend to thermal runaway methods of risk assessment by calculate detection SOC, SOH, SOP operating parameter A%,
B% and C% weights total value W0Compared with preset value W.
9. the control method of the new energy bus battery automatic fire extinguisher of coupling BMS according to claim 7, feature
Be: adjustment setting thermal runaway threshold value includes setting level-one threshold value report for battery core (4) conventional after assessment in the step S4
The fire extinguishing of alert and secondary threshold, for the battery core (4) of thermal runaway after assessment, appropriate battery core (4) threshold value for reducing thermal runaway, and will weigh
Thermal runaway threshold value after new settings is set as level-one Threshold Alerts and secondary threshold fire extinguishing.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270027A (en) * | 2019-04-23 | 2019-09-24 | 泰州市盛飞液压件有限公司 | A kind of new energy bus power battery multi-source detection extinguishing device and control method |
| CN110465033A (en) * | 2019-08-02 | 2019-11-19 | 上海纽特消防设备有限公司 | A kind of fire-fighting system based on battery management system signal |
| CN110979216A (en) * | 2019-11-05 | 2020-04-10 | 中国兵器装备集团上海电控研究所 | Method, system and medium for simulating vehicle electronic display control terminal |
| CN111450448A (en) * | 2020-02-13 | 2020-07-28 | 江苏大学 | Automatic fire extinguishing device for new energy automobile power battery system based on multi-source information detection and control method |
| CN111991729A (en) * | 2020-09-11 | 2020-11-27 | 中车大同电力机车有限公司 | Power supply fire extinguishing device and locomotive |
| CN113663255A (en) * | 2021-10-25 | 2021-11-19 | 江苏云电守卫电力科技有限公司 | Control device and method for electrical signal equipment |
| CN115548480A (en) * | 2022-11-01 | 2022-12-30 | 湖南东舟能源有限公司 | Battery system and control method of battery system |
| CN117878444A (en) * | 2023-12-13 | 2024-04-12 | 武汉亿纬储能有限公司 | Battery pack and thermal runaway early warning control method thereof |
| WO2024083069A1 (en) * | 2022-10-21 | 2024-04-25 | 宁德时代新能源科技股份有限公司 | Battery pack, electric apparatus, battery pack test method and computer storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192914A (en) * | 2017-04-18 | 2017-09-22 | 宁德时代新能源科技股份有限公司 | Method for detecting short circuit in lithium ion power battery |
| CN207871315U (en) * | 2017-12-29 | 2018-09-18 | 江苏雾龙消防科技有限公司 | A kind of fire extinguishing host apparatus of battery case alarm and the automatic control system put out a fire |
| CN109073712A (en) * | 2016-05-13 | 2018-12-21 | 舒马克电器公司 | Battery status detection system and method |
| CN210542971U (en) * | 2019-04-22 | 2020-05-19 | 泰州市盛飞液压件有限公司 | New forms of energy big bus battery automatic fire extinguishing device of coupling BMS |
-
2019
- 2019-04-22 CN CN201910324581.7A patent/CN110064149A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109073712A (en) * | 2016-05-13 | 2018-12-21 | 舒马克电器公司 | Battery status detection system and method |
| CN107192914A (en) * | 2017-04-18 | 2017-09-22 | 宁德时代新能源科技股份有限公司 | Method for detecting short circuit in lithium ion power battery |
| CN207871315U (en) * | 2017-12-29 | 2018-09-18 | 江苏雾龙消防科技有限公司 | A kind of fire extinguishing host apparatus of battery case alarm and the automatic control system put out a fire |
| CN210542971U (en) * | 2019-04-22 | 2020-05-19 | 泰州市盛飞液压件有限公司 | New forms of energy big bus battery automatic fire extinguishing device of coupling BMS |
Cited By (13)
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| CN110465033A (en) * | 2019-08-02 | 2019-11-19 | 上海纽特消防设备有限公司 | A kind of fire-fighting system based on battery management system signal |
| CN110979216A (en) * | 2019-11-05 | 2020-04-10 | 中国兵器装备集团上海电控研究所 | Method, system and medium for simulating vehicle electronic display control terminal |
| CN111450448B (en) * | 2020-02-13 | 2021-08-03 | 江苏大学 | Automatic fire extinguishing device for new energy automobile power battery system based on multi-source information detection and control method |
| CN111450448A (en) * | 2020-02-13 | 2020-07-28 | 江苏大学 | Automatic fire extinguishing device for new energy automobile power battery system based on multi-source information detection and control method |
| WO2022053023A1 (en) * | 2020-09-11 | 2022-03-17 | 中车大同电力机车有限公司 | Fire extinguishing apparatus for power source, and locomotive |
| CN111991729B (en) * | 2020-09-11 | 2022-03-04 | 中车大同电力机车有限公司 | Power supply fire extinguishing device and locomotive |
| CN111991729A (en) * | 2020-09-11 | 2020-11-27 | 中车大同电力机车有限公司 | Power supply fire extinguishing device and locomotive |
| CN113663255A (en) * | 2021-10-25 | 2021-11-19 | 江苏云电守卫电力科技有限公司 | Control device and method for electrical signal equipment |
| CN113663255B (en) * | 2021-10-25 | 2021-12-31 | 江苏云电守卫电力科技有限公司 | Control device and method for electrical signal equipment |
| WO2024083069A1 (en) * | 2022-10-21 | 2024-04-25 | 宁德时代新能源科技股份有限公司 | Battery pack, electric apparatus, battery pack test method and computer storage medium |
| CN115548480A (en) * | 2022-11-01 | 2022-12-30 | 湖南东舟能源有限公司 | Battery system and control method of battery system |
| CN117878444A (en) * | 2023-12-13 | 2024-04-12 | 武汉亿纬储能有限公司 | Battery pack and thermal runaway early warning control method thereof |
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Application publication date: 20190730 |