CN101740840A - Battery-powered management method for electric automobile - Google Patents
Battery-powered management method for electric automobile Download PDFInfo
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- CN101740840A CN101740840A CN201010113571A CN201010113571A CN101740840A CN 101740840 A CN101740840 A CN 101740840A CN 201010113571 A CN201010113571 A CN 201010113571A CN 201010113571 A CN201010113571 A CN 201010113571A CN 101740840 A CN101740840 A CN 101740840A
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- battery
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- electric automobile
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- 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
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Abstract
The invention relates to a battery-powered management method for an electric automobile, comprising a battery box body, wherein power batteries are arranged in the battery box body in series or parallel or a serial-parallel combination mode; a battery management device which comprises a voltage detection device, a current detection device and a temperature detection device which are connected with the power batteries and an information processing device connected with a vehicle network is additionally arranged in the battery box body, and the battery management device is connected with a battery safety protection facility; and the battery safety protection facility provides the safety protection for the batteries in dangerous states of short-circuit, overcurrent, combustion, crash, and the like.
Description
Technical field
The invention belongs to the electrokinetic cell safety management of electric automobile, be specifically related to a kind of battery-powered management method that when electrical source of power is provided, has the electric automobile of security protection and indication and information transfer function.
Background technology
Electrokinetic cell system is the important component part in the power system of electric automobile, under the operating modes such as it can start at electric automobile, acceleration, climbing, discharges electric energy stored, by the motor-driven vehicle; Under operating modes such as electric automobile deceleration, store dynamical system energy more than needed, thereby improve the energy efficiency of whole dynamical system.But because the energy-storage battery of electrokinetic cell system is in the electrokinetic cell use, can put owing to overcharging, crossing, overcurrent etc. influences the performance and the safety of battery pack, simultaneously battery apparatus in use can produce heat, makes power battery pack overheated and influence its normal function of use.This power battery pack and parts take place to separate in addition and the short circuit of motor circuit also can work the mischief to this electrokinetic cell system.
For the safety that guarantees power battery pack and operation steady in a long-term, improve the operating efficiency of electric automobile to greatest extent, must use battery management system (BMS), by automatic management method to improve electrokinetic cell fail safe and useful life.
Summary of the invention
The invention provides and a kind ofly can carry out information gathering and can carry out the battery-powered management method of the electric automobile of safety management and safeguard measure control electrokinetic cell; it can control the safe power supply operation of electrokinetic cell automatically, and realizes the safeguard protection of electrokinetic cell by the security protection facility.
The technical solution adopted in the present invention is as follows:
A kind of battery-powered management method of electric automobile is characterized in that this power supply management method comprises:
Adopt a Battery case, with electrokinetic cell with series, parallel or the string and compound mode be arranged in the Battery case;
Add the battery management device that comprises the voltage detecting that connects electrokinetic cell, current detecting, temperature-detecting device in this Battery case, this battery management device is connected with the cell safety protective equipment; This cell safety protective equipment is by the management and control of battery management device, for battery provides security protection.
In the embodiment, described power supply management method further comprises: at the safe display floater of Battery case arranged outside electricity, should connect the battery management device by the safe display floater of electricity, the safe display floater of this electricity shows the various controlled states of this battery by various indicator lights.
In the embodiment, described indicator light comprises: high pressure connects indicator light, temperature over-range indicator light, cooling fan indicator light, short-circuit protection indicator light and state-detection indicator light.
In the embodiment, described power supply management method further comprises: on this Battery case crash sensor is set, this crash sensor is used for the sensing Battery case state that is hit.
In the embodiment, described power supply management method further comprises: in this Battery case automatic fire extinguisher is set, trigger equipment senses in the Battery case when on fire, starts the extinguishing device self-extinguishing.
In another embodiment, described power supply management method further comprises: disposable fire extinguishing switch is set on the electric safe display floater of this Battery case arranged outside, is used to control the startup of the extinguishing device that is provided with in the Battery case.
In another embodiment, described power supply management method further comprises: adopt heat management device that the electrokinetic cell in the Battery case is carried out the high temperature management, heat dissipation channel and cooling fan are set on this Battery case, and this heat management device is by battery management device control at high temperature startup cooling fan.
In another embodiment, described power supply management method further comprises: adopt the temperature in the temperature sensing device sensing Battery case; Heat dissipation channel is integrated on the Battery case, and heat dissipation channel passes the electrokinetic cell that is provided with in the Battery case.
In another embodiment, described power supply management method further comprises: one or more devices in employing high-tension fuse, D.C. contactor, the fire extinguisher are as the cell safety protective equipment, the battery management device is controlled at least a startup of above-mentioned cell safety protective equipment when sensing the signal that threatens cell safety.
In another embodiment, described power supply management method further comprises:
All cell safety protectors all are installed on the base for supporting, then this base for supporting are fixed on the Battery case.
The battery-powered management method of this electric automobile can adopt the mode of electrokinetic cell series, parallel or combination to form the electrokinetic cell energy of battery pack as electric automobile, the battery management device can monitor, manage and control the use of battery pack, guarantees reliability, fail safe and battery useful life of electrokinetic cell work.Electrokinetic cell system can carry out communication by other parts of CAN control bus and electric automobile.Wherein the battery management device can detect the monomer voltage, temperature of powered cell of power battery pack and total voltage, the charging and discharging currents of power battery pack output bus in real time, SOC, and function such as battery pack cooling blower control is provided.
Cell safety protective equipment major function is to battery overvoltage, short circuit, the safeguard measure that plays such as on fire.It can be mainly be made up of high-tension fuse, D.C. contactor, fire extinguisher, crash sensor and sense cigarette device etc., and high-tension fuse is used for short-circuit protection, and D.C. contactor is used for disconnecting and the output that is connected electrokinetic cell system.Fire extinguisher and sense cigarette device are to be respectively to prevent the power battery pack safeguard protection setting that is provided with being fuming on fire.Crash sensor is mainly and prevents when collision, and power battery pack and parts take place to separate and the short circuit of motor circuit and the harm that causes.Above-mentioned various cell safety protective equipment can be realized integrated setting, installs by the integral type that single base for supporting promptly can be implemented on the electrokinetic cell casing.
In addition, because power battery pack is in charge and discharge process, can produce certain heat, for preventing the overheated harm that causes of electrokinetic cell, the present invention also uses heat management device to carry out radiating treatment, and utilizes cooling fan air draught or air draft, and blower fan is controlled by BMS, when temperature rose to uniform temperature, fan starting dispelled the heat.Turnover wind passage can design accordingly according to the characteristic of power battery pack and electrokinetic cell casing installation site.
This power battery box is external to be provided with electric safe indication panel, can the state of battery pack be shown, and can realize the control that manually boots of part safeguard function.
Beneficial effect of the present invention is; the battery-powered management method of this electric automobile can carry out information gathering and can carry out safety management and the safeguard measure startup electrokinetic cell; it can control the safe power supply operation of electrokinetic cell automatically, and realizes the safeguard protection of electrokinetic cell by the security protection facility.
The invention will be further elaborated below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the composition block diagram of the Battery case in the embodiment of the invention.
Embodiment
The battery-powered management method system of this electric automobile is used for the battery powered managing of electric automobiles such as city bus or family-sized car.It adopts a Battery case, with electrokinetic cell with series, parallel or the string and compound mode be arranged in the Battery case; Add the battery management device that comprises the voltage detecting that connects electrokinetic cell, current detecting, temperature-detecting device in this Battery case, this battery management device is connected with the cell safety protective equipment; This cell safety protective equipment is by the management and control of battery management device, for battery provides security protection.
Wherein, electric safe display floater is set outside Battery case; should connect the battery management device by the safe display floater of electricity; the safe display floater of this electricity shows the various controlled states of this battery by various indicator lights, and indicator light comprises: high pressure connects indicator light, temperature over-range indicator light, cooling fan indicator light, short-circuit protection indicator light and state-detection indicator light.On this Battery case crash sensor is set in addition, this crash sensor is used for the sensing Battery case state that is hit; In this Battery case automatic fire extinguisher is set, trigger equipment senses in the Battery case when on fire, starts the extinguishing device self-extinguishing; Disposable fire extinguishing switch is set on the safe display floater of this electricity, is used to control the startup of the extinguishing device that is provided with in the Battery case.
During concrete enforcement, also can adopt heat management device that the electrokinetic cell in the Battery case is carried out the high temperature management, heat dissipation channel and cooling fan are set on this Battery case, this heat management device is by battery management device control at high temperature startup cooling fan.Adopt the temperature in the temperature sensing device sensing Battery case; Heat dissipation channel is integrated on the Battery case, and heat dissipation channel passes the electrokinetic cell that is provided with in the Battery case.In addition, also can adopt in high-tension fuse, D.C. contactor, the fire extinguisher one or more the device as the cell safety protective equipment, the battery management device is controlled at least a startup of above-mentioned cell safety protective equipment when sensing the signal that threatens cell safety.All cell safety protectors all can be installed on the base for supporting, then this base for supporting are fixed on the Battery case.
As shown in Figure 1, the Battery case during assembling is by an electrokinetic cell casing 10, and power battery pack, battery management device, cell safety protective equipment 20, heat management device and electric safe display floater 13 are formed.Power battery pack is arranged with the battery cell series system and is arranged in the electrokinetic cell casing 10; Its assembling is provided with heat management device.Heat management device is integrated on the electrokinetic cell casing 10, it is made up of the heat dissipation channel 11 and the temperature sensing device that are arranged on the electrokinetic cell casing, the one or both ends of heat dissipation channel are provided with cooling fan, this heat dissipation channel passes the power battery pack setting, and cooling fan is arranged on the sidepiece of power battery pack.The battery management device is assemblied near in the cavity 12 of electrokinetic cell cabinet exterior, and this battery management device has voltage detecting, current detecting, the Battery case temperature-detecting device that connects electrokinetic cell.The safe display floater 13 of electricity is arranged on the electrokinetic cell cabinet exterior, and safe display floater of this electricity and battery management device, cell safety protection are provided with 20 control connections.This panel is provided with crash sensor 14, disposable fire extinguishing switch 15, is connected indicator light 16, temperature over-range indicator light 17, cooling fan indicator light 18, short-circuit protection indicator light 19 with high pressure, and the state-detection indicator light.Cell safety protective equipment 20 comprises high-tension fuse 23, D.C. contactor 22, fire extinguisher 21, crash sensor and sense cigarette device.Above-mentioned each cell safety protector all is installed on the base for supporting, and this base for supporting is fixed in described electrokinetic cell casing.
Claims (10)
1. the battery-powered management method of an electric automobile is characterized in that this power supply management method comprises:
Adopt a Battery case, with electrokinetic cell with series, parallel or the string and compound mode be arranged in the Battery case;
Add the battery management device that comprises the voltage detecting that connects electrokinetic cell, current detecting, temperature-detecting device in this Battery case, this battery management device is connected with the cell safety protective equipment; This cell safety protective equipment is by the management and control of battery management device, for battery provides security protection.
2. according to the battery-powered management method of the described electric automobile of claim 1, it is characterized in that described power supply management method further comprises: at the safe display floater of Battery case arranged outside electricity, should connect the battery management device by the safe display floater of electricity, the safe display floater of this electricity shows the various controlled states of this battery by various indicator lights.
3. according to the battery-powered management method of the described electric automobile of claim 2, it is characterized in that described indicator light comprises: high pressure connects indicator light, temperature over-range indicator light, cooling fan indicator light, short-circuit protection indicator light and state-detection indicator light.
4. according to the battery-powered management method of the described electric automobile of claim 2, it is characterized in that described power supply management method further comprises: on this Battery case crash sensor is set, this crash sensor is used for the sensing Battery case state that is hit.
5. according to the battery-powered management method of the described electric automobile of claim 2, it is characterized in that described power supply management method further comprises: in this Battery case, automatic fire extinguisher is set, trigger equipment senses in the Battery case when on fire, starts the extinguishing device self-extinguishing.
6. according to the battery-powered management method of the described electric automobile of claim 5, it is characterized in that described power supply management method further comprises: disposable fire extinguishing switch is set, is used to control the startup of the extinguishing device that is provided with in the Battery case on the electric safe display floater of this Battery case arranged outside.
7. according to the battery-powered management method of the described electric automobile of claim 1, it is characterized in that described power supply management method further comprises: adopt heat management device that the electrokinetic cell in the Battery case is carried out the high temperature management, heat dissipation channel and cooling fan are set on this Battery case, and this heat management device is by battery management device control at high temperature startup cooling fan.
8. state the battery-powered management method of electric automobile according to claim 7, it is characterized in that described power supply management method further comprises: adopt the temperature in the temperature sensing device sensing Battery case; Heat dissipation channel is integrated on the Battery case, and heat dissipation channel passes the electrokinetic cell that is provided with in the Battery case.
9. according to the battery-powered management method of the described electric automobile of claim 1, it is characterized in that described power supply management method further comprises: one or more devices in employing high-tension fuse, D.C. contactor, the fire extinguisher are as the cell safety protective equipment, the battery management device is controlled at least a startup of above-mentioned cell safety protective equipment when sensing the signal that threatens cell safety.
10. according to the battery-powered management method of the described electric automobile of claim 9, it is characterized in that described power supply management method further comprises:
All cell safety protectors all are installed on the base for supporting, then this base for supporting are fixed on the Battery case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010113571A CN101740840A (en) | 2010-02-25 | 2010-02-25 | Battery-powered management method for electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010113571A CN101740840A (en) | 2010-02-25 | 2010-02-25 | Battery-powered management method for electric automobile |
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| CN101740840A true CN101740840A (en) | 2010-06-16 |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036164A (en) * | 2010-09-30 | 2011-04-27 | 国家电网公司 | Method, device and system for acquiring power battery information |
| CN102320320A (en) * | 2011-06-30 | 2012-01-18 | 普天新能源有限责任公司 | Fire fighting transfer device for power batteries of electric automobile charging and switching station |
| CN102842738A (en) * | 2012-09-04 | 2012-12-26 | 西安交通大学 | Lithium ion battery flame-retardant and explosion-proof device and method for electric automobile |
| CN102861398A (en) * | 2012-09-24 | 2013-01-09 | 杭州蒙龙机械有限公司 | Fire extinguishing apparatus for battery box |
| WO2013075672A1 (en) * | 2011-11-25 | 2013-05-30 | Shenzhen Byd Auto R&D Company Limited | Power battery assembly and electric vehicle comprising the same |
| CN103825059A (en) * | 2014-02-13 | 2014-05-28 | 浙江吉利控股集团有限公司 | Heat management and automatic-fire extinguishing system for vehicle battery |
| CN104054230A (en) * | 2011-11-07 | 2014-09-17 | 台湾立凯绿能移动股份有限公司 | Abnormal Detection System For Battery Module And Detection Method Thereof |
| CN104108315A (en) * | 2014-06-27 | 2014-10-22 | 三门峡速达交通节能科技股份有限公司 | Electric automobile battery safety protection system and method |
| CN105716877A (en) * | 2016-02-17 | 2016-06-29 | 中国汽车技术研究中心 | Electric vehicle collision test safety monitoring system and method |
| CN103825059B (en) * | 2014-02-13 | 2016-11-30 | 浙江吉利控股集团有限公司 | The heat management of a kind of automobile batteries and automatic fire extinguishing system |
| CN106410065A (en) * | 2015-07-22 | 2017-02-15 | 上海蓝诺新能源技术有限公司 | Weak mixing lithium battery pack system for starting and stopping of engine |
| CN106953125A (en) * | 2017-03-14 | 2017-07-14 | 深圳市海芝通电子股份有限公司 | The electric energy-storage system of lithium with function of safety protection |
| CN109378415A (en) * | 2018-09-17 | 2019-02-22 | 杨志刚 | A kind of new energy car battery protective device |
| 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 |
| CN114050378A (en) * | 2021-11-02 | 2022-02-15 | 国网湖北省电力有限公司宜昌供电公司 | Cartridge clip type direct current storage battery module |
| US11289933B2 (en) * | 2019-05-15 | 2022-03-29 | Ahmad Eivaz | Battery charging enclosure |
-
2010
- 2010-02-25 CN CN201010113571A patent/CN101740840A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036164A (en) * | 2010-09-30 | 2011-04-27 | 国家电网公司 | Method, device and system for acquiring power battery information |
| CN102320320A (en) * | 2011-06-30 | 2012-01-18 | 普天新能源有限责任公司 | Fire fighting transfer device for power batteries of electric automobile charging and switching station |
| CN102320320B (en) * | 2011-06-30 | 2012-09-26 | 普天新能源有限责任公司 | Fire fighting transfer device for power batteries of electric automobile charging and switching station |
| CN104054230A (en) * | 2011-11-07 | 2014-09-17 | 台湾立凯绿能移动股份有限公司 | Abnormal Detection System For Battery Module And Detection Method Thereof |
| US9293910B2 (en) | 2011-11-25 | 2016-03-22 | Shenzhen Byd Auto R&D Company Limited | Power battery assembly and electric vehicle comprising the same |
| WO2013075672A1 (en) * | 2011-11-25 | 2013-05-30 | Shenzhen Byd Auto R&D Company Limited | Power battery assembly and electric vehicle comprising the same |
| CN102842738B (en) * | 2012-09-04 | 2015-01-07 | 西安交通大学 | Lithium ion battery flame-retardant and explosion-proof device and method for electric automobile |
| CN102842738A (en) * | 2012-09-04 | 2012-12-26 | 西安交通大学 | Lithium ion battery flame-retardant and explosion-proof device and method for electric automobile |
| CN102861398A (en) * | 2012-09-24 | 2013-01-09 | 杭州蒙龙机械有限公司 | Fire extinguishing apparatus for battery box |
| CN103825059A (en) * | 2014-02-13 | 2014-05-28 | 浙江吉利控股集团有限公司 | Heat management and automatic-fire extinguishing system for vehicle battery |
| US10035032B2 (en) | 2014-02-13 | 2018-07-31 | Zhejiang Geely Automobile Research Institute Co., Ltd. | Thermal management and automatic fire-extinguishing system of vehicle battery |
| CN103825059B (en) * | 2014-02-13 | 2016-11-30 | 浙江吉利控股集团有限公司 | The heat management of a kind of automobile batteries and automatic fire extinguishing system |
| CN104108315A (en) * | 2014-06-27 | 2014-10-22 | 三门峡速达交通节能科技股份有限公司 | Electric automobile battery safety protection system and method |
| CN106410065A (en) * | 2015-07-22 | 2017-02-15 | 上海蓝诺新能源技术有限公司 | Weak mixing lithium battery pack system for starting and stopping of engine |
| CN105716877B (en) * | 2016-02-17 | 2017-11-14 | 中国汽车技术研究中心 | A kind of electric automobile collision tests safety monitoring method |
| CN105716877A (en) * | 2016-02-17 | 2016-06-29 | 中国汽车技术研究中心 | Electric vehicle collision test safety monitoring system and method |
| CN106953125A (en) * | 2017-03-14 | 2017-07-14 | 深圳市海芝通电子股份有限公司 | The electric energy-storage system of lithium with function of safety protection |
| CN109378415A (en) * | 2018-09-17 | 2019-02-22 | 杨志刚 | A kind of new energy car battery protective device |
| 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 |
| US11289933B2 (en) * | 2019-05-15 | 2022-03-29 | Ahmad Eivaz | Battery charging enclosure |
| CN114050378A (en) * | 2021-11-02 | 2022-02-15 | 国网湖北省电力有限公司宜昌供电公司 | Cartridge clip type direct current storage battery module |
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Application publication date: 20100616 |