CN104391250A - Electric vehicle battery mobile phone monitoring system - Google Patents
Electric vehicle battery mobile phone monitoring system Download PDFInfo
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- CN104391250A CN104391250A CN201410610166.5A CN201410610166A CN104391250A CN 104391250 A CN104391250 A CN 104391250A CN 201410610166 A CN201410610166 A CN 201410610166A CN 104391250 A CN104391250 A CN 104391250A
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Abstract
The invention relates to an electric vehicle battery mobile phone monitoring system. According to the electric vehicle battery mobile phone monitoring system, the input ends of a voltage detection circuit (1), a current detection circuit (2) and an electric quantity detection circuit (3) are connected with an electric vehicle battery; the output ends of the voltage detection circuit (1), the current detection circuit (2) and the electric quantity detection circuit (3) are respectively connected with a P1.0 end, a P2.0 end and a P2.6 end of a single-chip microcomputer micro-processing circuit (7); a GPS positioning circuit (5) is directly connected into a P3.4 end and a P3.5 end of the single-chip microcomputer micro-processing circuit (7); one end of a GSM communication circuit (6) is directly connected with an RXD end and a TXD end of the single-chip microcomputer micro-processing circuit (7); and the other end of the GSM communication circuit (6) is connected with a global mobile communication system through mobile phone operator SIM card registration. The electric vehicle battery mobile phone monitoring system has the following advantages that: 1) data can be measured without distance limits; 2) mobile phone APP display enables intuitiveness and convenience; 3) anti-theft tracking and automatic alarm can be realized; 3) a plurality of battery power parameters can be measured simultaneously; and 4) small size and low cost can be realized; and 5) measurement result storage and playback functions can be also realized.
Description
Technical field
The present invention is a kind of battery of electric vehicle mobile phone monitoring system, belongs to the technical field of electronic measuring instrument.
Background technology
Electric quantity monitoring instrument is conventional electronic equipment, is widely used in the fields such as electronic surveying, communication and teaching.GPS can the geographical location information of comparatively Measurement accuracy automobile, and realizes remote position monitoring.
Along with the progress of science and technology, the leap of technology, people, to the raising day by day of Substances and spirit requirement, make the society of 21 century more and more need hommization.The fixing display screen of limited Distance geometry do not broken away from by conventional electric power detection instrument, and makes its popularization degree not high due to high cost.The arriving of information age, makes the life of people more convenient, and popularizing of especially modern smart mobile phone, people can obtain the information wanted whenever and wherever possible, substantially increase quality of life.A battery remote supervision system based on mobile phone of this Project design, devises the battery parameter be installed on battery of electric vehicle on the one hand and measures and transmission system, on the other hand, devise a interactive software based on JAVA.User, by downloading the APP software of customization, can understand state and the geographical location information of oneself battery of electric vehicle whenever and wherever possible.
Summary of the invention
Technical matters: the object of this invention is to provide a kind of battery of electric vehicle parameter mobile phone monitoring system is a cheapness, the high performance real-time detecting system designed based on STC89C52 single-chip microcomputer and gsm communication.The real-time display of electrical parameter can be carried out to electric motor car by the APP of user mobile phone terminal download customization, and the Orientation on map display of position.
Technical scheme: a kind of battery of electric vehicle mobile phone monitoring system of the present invention comprises voltage detecting circuit, current detection circuit, electric quantity detecting circuit, shock sensor circuit, GPS positioning circuit, gsm communication circuit, single-chip microcomputer micro-processor interface circuit; Wherein, voltage detecting circuit, current detection circuit, electric quantity detecting circuit input termination battery of electric vehicle, output terminal accesses P1.0, P2.0 and P2.6 end of single-chip microcomputer micro-processor interface circuit respectively, GPS positioning circuit directly accesses P3.4 and the P3.5 end of single-chip microcomputer micro-processor interface circuit, one end of gsm communication circuit is held with RXD with TXD of single-chip microcomputer micro-processor interface circuit and is directly connected, other end mobile phone operator SIM card registration access global system for mobile communications.
Voltage detecting circuit employing model is the analog-digital conversion ic of " ADS1118 ", its input end docking anode, output terminal docking single-chip microcomputer micro-processor interface circuit I/O end.
Current detection circuit adopts a model to be current detection IC and the constantan wire sampling resistor of " INA282 ", high side current sampling request amplifier must possess Larger Dynamic input range and high common-mode rejection ratio, adopt the special high side current sampling A/D chip " 1NA282 " of TI company, be voltage-to-ground by the photovoltaic conversion at the sampling resistor Rs two ends being connected on positive pole, for subsequent conditioning circuit.
Electric quantity detecting circuit employing model is the electric power detection integrated circuit of " BQ34Z110 ", by an external voltage change-over circuit, supports 4V to 64V battery, and I2C interface and alarm output pin directly access the P0 end of single-chip microcomputer micro-processor interface circuit.
Shock sensor circuit employing model is the pressure sensitive integrated circuit of " SW-18015P ", and signal output part directly accesses the P2.4 end of micro-processor interface circuit; GPS positioning circuit employing model is the satnav integrated circuit of " U-BLOX G6010 ".
Gsm communication circuit employing model is the global mobile communication integrated circuit of " TC35i ", this integrated circuit uses " MAX810 " Special reset circuit, and module uses big current voltage stabilizing chip, prevent power from causing not starting or to run, be directly connected with RXD and TXD of single-chip microcomputer micro-processor interface circuit.
This battery of electric vehicle mobile phone monitoring system have employed gsm communication, Impedance Track
tMetc. technology, there is following features: 1) cross over distance limit measurement data; 2) mobile phone A PP intuitive display is convenient; 3) anti-theft tracking automatic alarm; 4) multiple battery electric quantity parameter can be measured simultaneously; 5) volume is little, cost is low; 6) there is measurement result storage and reproduce function.
Beneficial effect:
1. cross over distance limit measurement data:
This battery of electric vehicle mobile phone monitoring system take gsm communication as transmission means, and mobile phone has the place of signal can receive the data message of collection at an arbitrary position.
2. mobile phone A PP intuitive display is convenient:
This battery of electric vehicle mobile phone monitoring system take user mobile phone as display screen, utilizing JAVA language to develop APP is loaded in the middle of mobile phone, the data that single-chip microcomputer micro-processor interface circuit is handled well can be real-time monitored, and the concrete orientation of electric motor car on map, and APP display interface rationally facilitates, plug-in unit directly can observe parameters in mobile phone screen protection.
3. with anti-theft tracking automatic alarm:
This battery of electric vehicle mobile phone monitoring system electric motor car stolen mobile time mobile phone display end obtain warning information, and establish in mobile phone A PP on map and see electric motor car particular location, user directly can be sent to public security bureau this information.
4. can measure multiple battery electric quantity parameter simultaneously:
This battery of electric vehicle mobile phone monitoring system can the battery parameter information of the simultaneously multiple electric motor car of Measurement accuracy, makes every effort to make the best of both worlds in quality and Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is present system overall design block diagram, Qi Zhongyou: voltage detecting circuit 1, current detection circuit 2, electric quantity detecting circuit 3, shock sensor circuit 4, GPS positioning circuit 5, gsm communication circuit 6, single-chip microcomputer micro-processor interface circuit 7.
Fig. 2 is voltage detecting circuit,
Fig. 3 is current detection circuit,
Fig. 4 is electric quantity detecting circuit,
Fig. 5 is shock sensor circuit,
Fig. 6 is gsm communication circuit.
Embodiment
Battery of electric vehicle mobile phone monitoring system of the present invention comprises voltage detecting circuit, current detection circuit, electric quantity detecting circuit, shock sensor circuit, GPS positioning circuit, gsm communication circuit, single-chip microcomputer micro-processor interface circuit.Wherein, voltage detecting circuit, current detection circuit, electric quantity detecting circuit input end are independently drawn, output terminal access single-chip microcomputer micro-processor interface circuit, GPS positioning circuit directly accesses single-chip microcomputer micro-processor interface circuit, gsm communication circuit on one side is directly connected with single-chip microcomputer micro-processor interface circuit, other end operator's SIM card registration access global system for mobile communications.
Described voltage detecting circuit, employing model is the integrated circuit of " ADS1118 ", and wherein, model is the integrated circuit input end docking anode of " ADS1118 ", output terminal docking single-chip microcomputer micro-processor interface circuit I/O end.
Described current detection circuit adopts a model to be integrated circuit and the constantan wire sampling resistor of " INA282 ", high side current sampling request amplifier must possess Larger Dynamic input range and high common-mode rejection ratio, adopt the special high side current sampling A/D chip " 1NA282 " of TI company, be voltage-to-ground by the photovoltaic conversion at the sampling resistor Rs two ends being connected on positive pole, for subsequent conditioning circuit.
Described electric quantity detecting circuit employing model is the integrated circuit of " BQ34Z110 ".By an external voltage change-over circuit, can support 4V to 64V battery, IIC interface and alarm output pin can directly access single-chip microcomputer micro-processor interface circuit.
Described shock sensor circuit adopts model to be " SW-18015P " integrated circuit, and output form is digital signal (0 and 1), directly can access micro-processor interface circuit.
Described GPS positioning circuit adopts model to be " U-BLOX G6010 " integrated circuit, wherein, the integrated circuit that model is " U-BLOX G6010 " has very high sensitivity, can reach-162dBm or-148dBm (during cold start-up), shorten capture time simultaneously.Owing to adopting ripe radio frequency architectural framework, add advanced AF panel mechanism, even if in rugged environment, also can ensure GPS performance to greatest extent.
Described gsm communication circuit adopts model to be " TC35i " integrated circuit, wherein, model is that the integrated circuit of " TC35i " uses " MAX810 " Special reset circuit, and module uses big current voltage stabilizing chip, prevent power from causing not starting or to run, can directly be connected with single-chip microcomputer micro-processor interface circuit.
1 the general frame:
This battery of electric vehicle mobile phone monitoring system is made up of voltage detecting circuit, current detection circuit, electric quantity detecting circuit, shock sensor circuit, GPS positioning circuit, gsm communication circuit, single-chip microcomputer micro-processor interface circuit, overall system design block diagram as shown in Figure 1:
2 quantity measuring methods are selected:
Adopt Texas Instrument novel I mpedance Track
tMthe integrated chip " BQ34Z110 " of technology, this is a cell meter, and volume millimeter rank, is easy to carry, and is suitable for very much the feature of native system.
3 concrete module brief introductions:
According to above-mentioned analysis, the effect of this battery of electric vehicle mobile phone monitoring system each modular circuit is as follows:
3.1 single-chip microcomputer micro-processor interface circuits
The master chip of this circuit is STC89C52 single-chip microcomputer, it is a low-power consumption, high-performance CMOS 8 single-chip microcomputers, what sheet included 8kBytes can the Flash read-only program memory of erasable 1000 times repeatedly, device adopts the high density of atmel corp, nonvolatile storage technologies manufactures, compatibility standard MCS-51 order set and 80C51 pin configuration, general 8 central processing units are integrated with in chip, ISP Flash storage unit, 32 I/O mouth lines, WatchDog Timer, 2 data pointers, 3 16 bit timing device/counters and one 6 vector, 2 grades of interrupt structures, powerful STC86C52 can be the solution that many embedded Control application systems provide high performance-price ratio.
3.2 voltage detecting circuit
The function of tension measuring circuit is the voltage under the various mode of operation of measurement battery, and remaining circuit exports analog voltage amount.
The design uses chip " ADS1118 ", and digital signal simulating signal being converted to 0 and 1 delivers to single-chip microcomputer micro-processor interface circuit.Schematic diagram as shown in Figure 2.
3.3 current detection circuit
In order to measure the size of current of closed loop inside under cell operating status, use high side current sample mode, require that amplifier must possess Larger Dynamic input range and high common-mode rejection ratio, adopt the special high side current sampling A/D chip " INA282 " of TI company, be voltage-to-ground by the photovoltaic conversion at the sampling resistor Rs two ends being connected on positive pole, measure conversion corresponding current value with voltage detecting circuit.Schematic diagram as shown in Figure 3.
3.4 electric quantity detecting circuit
In order to Measurement accuracy battery dump energy, the bq34z110 of use is a voltameter solution independent of working outside serial battery configuration, and this solution supports plumbic acid chemical cell.
By an external voltage change-over circuit, the battery of 4V to 64V can be supported, can carry out automatically controlling to reduce system power dissipation to this circuit.Bq34z110 device provides several interface options, comprising an I2C from interface, HDQ from interface, one or four direct LED interfaces and an alarm output pin.Schematic diagram as shown in Figure 4.
3.5 shock sensor circuit
Native system shock sensor circuit adopts model to be " SW-18015P " integrated circuit, and comparer exports, and waveform is good, and driving force is strong, and output form is digital signal (0 and 1), directly can access micro-processor interface circuit.
3.6 memory circuit
The data of native system store and realize without the need to chip, and mobile phone is buffered in local spatial after receiving data automatically, can playback call at any time.
3.7GPS positioning circuit, gsm communication circuit
This GPS positioning circuit adopts model to be " U-BLOX G6010 " integrated circuit, wherein, the integrated circuit that model is " U-BLOX G6010 " has very high sensitivity, can reach-162dBm or-148dBm (during cold start-up), shorten capture time simultaneously.Owing to adopting ripe radio frequency architectural framework, add advanced AF panel mechanism, even if in rugged environment, also can ensure GPS performance to greatest extent.Gsm communication circuit adopts model to be " TC35i " integrated circuit, wherein, model is that the integrated circuit of " TC35i " uses " MAX810 " Special reset circuit, and module uses big current voltage stabilizing chip, prevent power from causing not starting or to run, can directly be connected with single-chip microcomputer micro-processor interface circuit.As shown in Figure 6.
4 Software for Designs
The Software for Design of native system adopts modular design, relates generally to battery parameter data process, gsm communication agreement, mobile phone display APP.
(1) battery parameter data process.
In order to obtain battery parameter value accurately, to each voltage of survey time, we take median filtering method, thus ensure the accuracy of parameters.
Subprogram is as follows:
(2) gsm communication agreement.GSM circuit module needs to carry out serial communication with single-chip microcomputer micro-processor interface circuit.
Subprogram is as follows:
(3) mobile phone display APP.
Utilize JAVA language to develop, run at Android system platform, GPS positioning map uses Baidu's map.
The working method of this battery of electric vehicle mobile phone monitoring system is: the voltage of battery of electric vehicle under zero load, load condition, closed loop current, dump energy measurement are sent to single-chip microcomputer micro-processor interface circuit and carry out data processing by voltage detecting circuit, current detection circuit, electric quantity detecting circuit, GPS positioning circuit Obtaining Accurate electric motor car longitude and latitude information, and be transferred to single-chip microcomputer micro-processor interface circuit, these data messages are sent to user mobile phone by gsm communication circuit by single-chip microcomputer micro-processor interface circuit, and are presented to user in display APP.When electric motor car suffer theft, mobile time, warning message is sent to user mobile phone by most high interrupt priority.
Claims (6)
1. a battery of electric vehicle mobile phone monitoring system, is characterized in that this battery of electric vehicle mobile phone monitoring system comprises voltage detecting circuit (1), current detection circuit (2), electric quantity detecting circuit (3), shock sensor circuit (4), GPS positioning circuit (5), gsm communication circuit (6), single-chip microcomputer micro-processor interface circuit (7); Wherein, voltage detecting circuit (1), current detection circuit (2), electric quantity detecting circuit (3) input termination battery of electric vehicle, output terminal accesses P1.0, P2.0 and P2.6 end of single-chip microcomputer micro-processor interface circuit (7) respectively, GPS positioning circuit (5) directly accesses P3.4 and the P3.5 end of single-chip microcomputer micro-processor interface circuit (7), one end of gsm communication circuit (6) is held with RXD with TXD of single-chip microcomputer micro-processor interface circuit (7) and is directly connected, other end mobile phone operator SIM card registration access global system for mobile communications.
2. battery of electric vehicle mobile phone monitoring system according to claim 1, it is characterized in that voltage detecting circuit (1) employing model is the analog-digital conversion ic of " ADS1118 ", its input end docking anode, output terminal docking single-chip microcomputer micro-processor interface circuit (7) I/O holds.
3. battery of electric vehicle mobile phone monitoring system according to claim 1, it is characterized in that current detection circuit (2) employing model is current detection IC and the constantan wire sampling resistor of " INA282 ", high side current sampling request amplifier must possess Larger Dynamic input range and high common-mode rejection ratio, adopt the special high side current sampling A/D chip " 1NA282 " of TI company, be voltage-to-ground by the photovoltaic conversion at the sampling resistor Rs two ends being connected on positive pole, for subsequent conditioning circuit.
4. battery of electric vehicle mobile phone monitoring system according to claim 1, it is characterized in that electric quantity detecting circuit (3) employing model is the electric power detection integrated circuit of " BQ34Z110 ", by an external voltage change-over circuit, support 4V to 64V battery, I
2c interface and alarm output pin directly access the P0 end of single-chip microcomputer micro-processor interface circuit (7).
5. battery of electric vehicle mobile phone monitoring system according to claim 1, it is characterized in that shock sensor circuit (4) employing model is the pressure sensitive integrated circuit of " SW-18015P ", signal output part directly accesses the P2.4 end of micro-processor interface circuit (7); GPS positioning circuit (5) employing model is the satnav integrated circuit of " U-BLOX G6010 ".
6. battery of electric vehicle mobile phone monitoring system according to claim 1, it is characterized in that gsm communication circuit (6) employing model is the global mobile communication integrated circuit of " TC35i ", this integrated circuit uses " MAX810 " Special reset circuit, and module uses big current voltage stabilizing chip, prevent power from causing not starting or to run, be directly connected with RXD and TXD of single-chip microcomputer micro-processor interface circuit (7).
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| CN201410610166.5A CN104391250A (en) | 2014-11-03 | 2014-11-03 | Electric vehicle battery mobile phone monitoring system |
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| CN201410610166.5A CN104391250A (en) | 2014-11-03 | 2014-11-03 | Electric vehicle battery mobile phone monitoring system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764611A (en) * | 2015-04-20 | 2015-07-08 | 矽通瑞达科技（北京）有限责任公司 | Vehicle start-stop monitoring method and device |
| CN105024425A (en) * | 2015-07-23 | 2015-11-04 | 深圳市尚亿芯科技有限公司 | Intelligent lithium battery control and theft-prevention system |
| CN105891725A (en) * | 2016-05-30 | 2016-08-24 | 苏州欧亿卡信息科技有限公司 | Storage battery working condition monitoring system |
| CN106772086A (en) * | 2016-12-27 | 2017-05-31 | 广东好帮手电子科技股份有限公司 | A kind of Vehicular accumulator cell condition checkout gear and detection method |
| CN107462769A (en) * | 2017-08-16 | 2017-12-12 | 芜湖恒天易开软件科技股份有限公司 | Gather ammeter information charging pile |
| CN107825975A (en) * | 2017-10-20 | 2018-03-23 | 四川省守望信息科技有限责任公司 | Electric car charging intelligent management system |
| CN107845839A (en) * | 2017-10-20 | 2018-03-27 | 四川省守望信息科技有限责任公司 | Electric car automatic charge control method |
| CN110557058A (en) * | 2019-08-29 | 2019-12-10 | 西安法士特汽车传动有限公司 | starting protection method and circuit for direct-current brushless motor |
| CN112285473A (en) * | 2020-10-30 | 2021-01-29 | 尹永云 | Electric bicycle battery overdischarge detection device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201435442Y (en) * | 2009-05-05 | 2010-03-31 | 深圳市雄韬电源科技有限公司 | Storage battery system with monitoring device |
| CN102012700A (en) * | 2010-11-26 | 2011-04-13 | 重庆长安汽车股份有限公司 | Communication system for electric automobile |
| CN202243788U (en) * | 2011-08-29 | 2012-05-30 | 徐哲 | Burglar alarm device for electric vehicle |
| CN203005612U (en) * | 2012-11-30 | 2013-06-19 | 广东长宝信息科技有限公司 | Remote monitoring and positioning device for electric bicycle |
| CN103310566A (en) * | 2013-05-23 | 2013-09-18 | 杭州玄能科技有限公司 | Multi-burglarproof system for battery of electric bicycle |
| CN203381594U (en) * | 2013-05-30 | 2014-01-08 | 浙江安迪信信息技术有限公司 | Electric vehicle positioning burglar-proof system based on GSM-GPS positioning technology |
| CN103612690A (en) * | 2013-07-12 | 2014-03-05 | 深圳市福田区青少年科技教育协会 | Anti-theft device for electric bicycle |
| CN103728969A (en) * | 2013-12-20 | 2014-04-16 | 深圳市台铃电动车有限公司 | Method and system for wirelessly controlling electric vehicle |
| CN104035425A (en) * | 2014-06-27 | 2014-09-10 | 奇瑞汽车股份有限公司 | Remote monitoring system for electric car and hybrid power car |
| CN203902731U (en) * | 2014-06-25 | 2014-10-29 | 镇江智拓智能科技发展有限公司 | Anti-theft tracking device for electric vehicle |
-
2014
- 2014-11-03 CN CN201410610166.5A patent/CN104391250A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201435442Y (en) * | 2009-05-05 | 2010-03-31 | 深圳市雄韬电源科技有限公司 | Storage battery system with monitoring device |
| CN102012700A (en) * | 2010-11-26 | 2011-04-13 | 重庆长安汽车股份有限公司 | Communication system for electric automobile |
| CN202243788U (en) * | 2011-08-29 | 2012-05-30 | 徐哲 | Burglar alarm device for electric vehicle |
| CN203005612U (en) * | 2012-11-30 | 2013-06-19 | 广东长宝信息科技有限公司 | Remote monitoring and positioning device for electric bicycle |
| CN103310566A (en) * | 2013-05-23 | 2013-09-18 | 杭州玄能科技有限公司 | Multi-burglarproof system for battery of electric bicycle |
| CN203381594U (en) * | 2013-05-30 | 2014-01-08 | 浙江安迪信信息技术有限公司 | Electric vehicle positioning burglar-proof system based on GSM-GPS positioning technology |
| CN103612690A (en) * | 2013-07-12 | 2014-03-05 | 深圳市福田区青少年科技教育协会 | Anti-theft device for electric bicycle |
| CN103728969A (en) * | 2013-12-20 | 2014-04-16 | 深圳市台铃电动车有限公司 | Method and system for wirelessly controlling electric vehicle |
| CN203902731U (en) * | 2014-06-25 | 2014-10-29 | 镇江智拓智能科技发展有限公司 | Anti-theft tracking device for electric vehicle |
| CN104035425A (en) * | 2014-06-27 | 2014-09-10 | 奇瑞汽车股份有限公司 | Remote monitoring system for electric car and hybrid power car |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764611A (en) * | 2015-04-20 | 2015-07-08 | 矽通瑞达科技（北京）有限责任公司 | Vehicle start-stop monitoring method and device |
| CN105024425A (en) * | 2015-07-23 | 2015-11-04 | 深圳市尚亿芯科技有限公司 | Intelligent lithium battery control and theft-prevention system |
| CN105024425B (en) * | 2015-07-23 | 2017-12-01 | 深圳市尚亿芯科技有限公司 | A kind of Intelligent lithium battery controls burglary-resisting system |
| CN105891725A (en) * | 2016-05-30 | 2016-08-24 | 苏州欧亿卡信息科技有限公司 | Storage battery working condition monitoring system |
| CN106772086A (en) * | 2016-12-27 | 2017-05-31 | 广东好帮手电子科技股份有限公司 | A kind of Vehicular accumulator cell condition checkout gear and detection method |
| CN107462769A (en) * | 2017-08-16 | 2017-12-12 | 芜湖恒天易开软件科技股份有限公司 | Gather ammeter information charging pile |
| CN107825975A (en) * | 2017-10-20 | 2018-03-23 | 四川省守望信息科技有限责任公司 | Electric car charging intelligent management system |
| CN107845839A (en) * | 2017-10-20 | 2018-03-27 | 四川省守望信息科技有限责任公司 | Electric car automatic charge control method |
| CN110557058A (en) * | 2019-08-29 | 2019-12-10 | 西安法士特汽车传动有限公司 | starting protection method and circuit for direct-current brushless motor |
| CN112285473A (en) * | 2020-10-30 | 2021-01-29 | 尹永云 | Electric bicycle battery overdischarge detection device |
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Application publication date: 20150304 |