CN111993956A - Charging method of power battery when hydrogen energy automobile key is in OFF gear state - Google Patents
Charging method of power battery when hydrogen energy automobile key is in OFF gear state Download PDFInfo
- Publication number
- CN111993956A CN111993956A CN202010447354.6A CN202010447354A CN111993956A CN 111993956 A CN111993956 A CN 111993956A CN 202010447354 A CN202010447354 A CN 202010447354A CN 111993956 A CN111993956 A CN 111993956A
- Authority
- CN
- China
- Prior art keywords
- charging
- power battery
- state
- mobile phone
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 11
- 239000001257 hydrogen Substances 0.000 title claims abstract description 11
- 239000000446 fuel Substances 0.000 claims abstract description 20
- 238000012790 confirmation Methods 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/40—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for controlling a combination of batteries and fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a method for charging a power battery when a hydrogen energy automobile key is in an OFF gear state, which comprises the following steps of intelligently charging when the key is in the OFF gear state: judging whether the power battery electric quantity selection sent by the battery management system is supplemented with electricity or not; before power supply, charging information is sent to the T-BOX, and the cloud end reminds the mobile phone APP terminal of the user to determine whether charging is currently carried out; and during charging, charging information is sent to the T-BOX, and the cloud informs the APP end of the mobile phone of the user. If charging faults occur in the intelligent charging process, the vehicle control unit sends a charging high-voltage state to the power battery and the fuel cell stack management system, meanwhile, charging fault information is sent to the T-BOX, the cloud end reminds the APP end of the mobile phone of a user, and after the charging high-voltage is completed, the vehicle control unit enters a dormant state to finish charging. After the charging method is adopted, when the automobile key is in the OFF gear state, the power battery is intelligently charged, so that the problem that the vehicle cannot be started due to power battery feeding is solved.
Description
Technical Field
The invention relates to the technical field of power management of a hydrogen energy automobile power battery, in particular to a charging method of the power battery when a hydrogen energy automobile key is in an OFF gear state.
Background
Under the strong push of the state, new energy fuel cell vehicles are rapidly developed, and most fuel cell vehicles do not have external charging ports, and the electric quantity stored by a power battery is small, so that the power battery is easy to start when the vehicle is used due to power feeding under the condition that the vehicle is not used for a long time by a user.
Disclosure of Invention
The invention aims to provide a method for charging a power battery when a hydrogen energy automobile key is in an OFF gear state in order to prevent the problem that a vehicle cannot be started due to power supply of the power battery.
In order to achieve the purpose, the invention adopts the following technical scheme:
the charging method of the power battery when the hydrogen energy automobile key is in an OFF gear state comprises the following steps:
step S01, the intelligent charging module starts timing, and when the timing duration exceeds a calibration timing threshold, the whole vehicle controller enters an activation state;
step S02, determining the power battery capacity sent by the battery management system: if the power battery power is not lower than the calibrated low power threshold, re-executing the step S02; if the electric quantity of the power battery is lower than the calibrated low-electric-quantity threshold value, sending charging information to the T-BOX;
step S03, the cloud end reminds the user mobile phone APP end to confirm whether to charge currently and starts to count down: if the calibrated countdown threshold value is exceeded and the confirmation information of the APP end of the user mobile phone is not received, the vehicle control unit enters a dormant state and re-executes the step S01; if the calibrated countdown threshold value is not exceeded and the confirmation information of the APP end of the user mobile phone is received, executing the next step;
step S04, detecting whether the charging fault exists in the whole vehicle by the vehicle controller: if the whole vehicle has a fault that charging is not allowed, the whole vehicle controller sends a low-charging high-voltage state to a power battery and a fuel cell stack management system, and simultaneously sends charging fault information to a T-BOX (T-BOX), a cloud end reminds a user of a mobile phone APP (application) end, and after the high-charging voltage is reduced, the whole vehicle controller enters a dormant state and finishes charging; if the whole vehicle has no fault that the charging is not allowed, the whole vehicle controller sends the charging high-voltage state to a power battery and a fuel cell stack management system;
step S05, if a fault that charging is not allowed occurs in the process of charging at high voltage, the vehicle control unit sends a lower charging high voltage state to the power battery and the fuel cell stack management system, and simultaneously sends charging fault information to the T-BOX, the cloud end reminds a user of the mobile phone APP terminal, and after the charging at high voltage is completed, the vehicle control unit enters a dormant state and finishes charging; if the fault that charging is not allowed does not occur in the charging high-voltage process, starting a galvanic pile to start charging, simultaneously sending charging information to a T-BOX, and informing a user of an APP end of a mobile phone by a cloud end;
step S06, determining the power battery capacity sent by the battery management system: if the electric quantity of the power battery is lower than the calibrated high-electric-quantity threshold value, re-executing the step S06, if the electric quantity of the power battery is not lower than the calibrated high-electric-quantity threshold value, sending a low-charging high-voltage state to the power battery and the fuel cell stack management system by the vehicle controller, sending charging completion information to the T-BOX, and informing a user of the APP end of the mobile phone by the cloud;
and step S07, after the charging is finished under the high voltage, the whole vehicle controller enters a sleep state, and step S01 is executed again.
Furthermore, in the charging process, if a fault that charging is not allowed exists, the vehicle control unit sends a charging high-voltage state to the power battery and the fuel cell stack management system, meanwhile, charging fault information is sent to the T-BOX, the cloud end reminds a user of the APP end of the mobile phone, and after the charging high-voltage is completed, the vehicle control unit enters a dormant state and charging is finished.
Furthermore, the intelligent charging module is arranged in any vehicle control unit.
The invention has the beneficial effects that:
after the charging method is adopted, when the automobile key is in the OFF gear state, the power battery is intelligently charged, so that the problem that the vehicle cannot be started due to power battery feeding is prevented, meanwhile, the charging information and the fault information are timely notified or reminded to a user by combining the communication function of the T-BOX, and the user can acquire the state information of the vehicle in real time.
Drawings
FIG. 1 is a flow chart of the present invention for intelligently charging a power battery;
fig. 2 is a schematic structural diagram of the intelligent charging system of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings.
Referring to fig. 1, a method for charging a power battery when a hydrogen powered vehicle key is in an OFF gear state is shown, wherein TBD (calibration value) includes, but is not limited to, the following technical solutions. When the key is in the OFF gear state, the following steps are carried out:
step S01, the intelligent charging module starts timing, and when the timing duration exceeds 24 hours (TBD), the whole vehicle controller enters an activation state;
step S02, determining the power battery capacity sent by the battery management system: if the electric quantity of the power battery is not lower than 30 percent (TBD), the step S02 is executed again; if the electric quantity of the power battery is lower than 30 percent (TBD), sending charging information to the T-BOX;
step S03, the cloud end reminds the user mobile phone APP end to confirm whether to charge currently and starts to count down: if the time exceeds 120 seconds (TBD) and the confirmation information of the APP terminal of the user mobile phone is not received, the vehicle control unit enters a dormant state, and the step S01 is executed again; if the time does not exceed 120 seconds (TBD) and the confirmation information of the APP end of the user mobile phone is received, executing the next step;
step S04, detecting whether the charging fault exists in the whole vehicle by the vehicle controller: if the whole vehicle has a fault that charging is not allowed, the whole vehicle controller sends a low-charging high-voltage state to a power battery and a fuel cell stack management system, and simultaneously sends charging fault information to a T-BOX (T-BOX), a cloud end reminds a user of a mobile phone APP (application) end, and after the high-charging voltage is reduced, the whole vehicle controller enters a dormant state and finishes charging; if the whole vehicle has no fault that the charging is not allowed, the whole vehicle controller sends the charging high-voltage state to a power battery and a fuel cell stack management system;
step S05, if a fault that charging is not allowed occurs in the process of charging at high voltage, the vehicle control unit sends a lower charging high voltage state to the power battery and the fuel cell stack management system, and simultaneously sends charging fault information to the T-BOX, the cloud end reminds a user of the mobile phone APP terminal, and after the charging at high voltage is completed, the vehicle control unit enters a dormant state and finishes charging; if the fault that charging is not allowed does not occur in the charging high-voltage process, starting a galvanic pile to start charging, simultaneously sending charging information to a T-BOX, and informing a user of an APP end of a mobile phone by a cloud end;
step S06, determining the power battery capacity sent by the battery management system: if the electric quantity of the power battery is lower than 85% (TBD), re-executing the step S06, if the electric quantity of the power battery is not lower than 85% (TBD), sending a charging high-voltage state to the power battery and the fuel cell stack management system by the vehicle controller, sending charging completion information to the T-BOX, and informing the user of the APP end of the mobile phone by the cloud;
and step S07, after the charging is finished under the high voltage, the whole vehicle controller enters a sleep state, and step S01 is executed again.
In the charging process of the technical scheme, if a fault that charging is not allowed exists, the vehicle control unit sends a charging high-voltage state to the power battery and the fuel cell stack management system, meanwhile, charging fault information is sent to the T-BOX, the cloud end reminds the APP end of the mobile phone of a user, and after the charging high-voltage is completed, the vehicle control unit enters a dormant state and finishes charging.
Referring to fig. 2, the intelligent charging system includes a fuel cell stack management system, a battery management system, a motor management system connected by a high voltage line, and a T-BOX, a vehicle control unit, and a battery connected by a low voltage line, wherein the fuel cell stack management system, the battery management system, and the motor management system communicate with each other by a CAN line, and the T-BOX and the vehicle control unit communicate with each other by a CAN line. The intelligent charging module is arranged in any vehicle controller.
After the charging method is adopted, when the automobile key is in the OFF gear state, the power battery is intelligently charged, so that the problem that the vehicle cannot be started due to power battery feeding is prevented, meanwhile, the charging information and the fault information are timely notified or reminded to a user by combining the communication function of the T-BOX, and the user can acquire the state information of the vehicle in real time.
It should be understood that the above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, therefore, all equivalent changes in the principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The charging method of the power battery when the hydrogen energy automobile key is in an OFF gear state is characterized in that: when the key is in the OFF gear state, the following steps are carried out:
step S01, the intelligent charging module starts timing, and when the timing duration exceeds a calibration timing threshold, the whole vehicle controller enters an activation state;
step S02, determining the power battery capacity sent by the battery management system: if the power battery power is not lower than the calibrated low power threshold, re-executing the step S02; if the electric quantity of the power battery is lower than the calibrated low-electric-quantity threshold value, sending charging information to the T-BOX;
step S03, the cloud end reminds the user mobile phone APP end to confirm whether to charge currently and starts to count down: if the calibrated countdown threshold value is exceeded and the confirmation information of the APP end of the user mobile phone is not received, the vehicle control unit enters a dormant state and re-executes the step S01; if the calibrated countdown threshold value is not exceeded and the confirmation information of the APP end of the user mobile phone is received, executing the next step;
step S04, detecting whether the charging fault exists in the whole vehicle by the vehicle controller: if the whole vehicle has a fault that charging is not allowed, the whole vehicle controller sends a low-charging high-voltage state to a power battery and a fuel cell stack management system, and simultaneously sends charging fault information to a T-BOX (T-BOX), a cloud end reminds a user of a mobile phone APP (application) end, and after the high-charging voltage is reduced, the whole vehicle controller enters a dormant state and finishes charging; if the whole vehicle has no fault that the charging is not allowed, the whole vehicle controller sends the charging high-voltage state to a power battery and a fuel cell stack management system;
step S05, if a fault that charging is not allowed occurs in the process of charging at high voltage, the vehicle control unit sends a lower charging high voltage state to the power battery and the fuel cell stack management system, and simultaneously sends charging fault information to the T-BOX, the cloud end reminds a user of the mobile phone APP terminal, and after the charging at high voltage is completed, the vehicle control unit enters a dormant state and finishes charging; if the fault that charging is not allowed does not occur in the charging high-voltage process, starting a galvanic pile to start charging, simultaneously sending charging information to a T-BOX, and informing a user of an APP end of a mobile phone by a cloud end;
step S06, determining the power battery capacity sent by the battery management system: if the electric quantity of the power battery is lower than the calibrated high-electric-quantity threshold value, re-executing the step S06, if the electric quantity of the power battery is not lower than the calibrated high-electric-quantity threshold value, sending a low-charging high-voltage state to the power battery and the fuel cell stack management system by the vehicle controller, sending charging completion information to the T-BOX, and informing a user of the APP end of the mobile phone by the cloud;
and step S07, after the charging is finished under the high voltage, the whole vehicle controller enters a sleep state, and step S01 is executed again.
2. The method for charging the power battery when the hydrogen energy automobile key is in the OFF gear state as claimed in claim 1, wherein: in the charging process, if a fault that charging is not allowed exists, the vehicle control unit sends a charging high-voltage state to the power battery and the fuel cell stack management system, meanwhile, charging fault information is sent to the T-BOX, the cloud end reminds a user of the APP end of the mobile phone, and after the charging high-voltage charging is completed, the vehicle control unit enters a dormant state and finishes charging.
3. The method for charging the power battery when the hydrogen energy automobile key is in the OFF gear state according to claim 1 or 2, characterized in that: the intelligent charging module is arranged in any vehicle controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010447354.6A CN111993956A (en) | 2020-05-25 | 2020-05-25 | Charging method of power battery when hydrogen energy automobile key is in OFF gear state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010447354.6A CN111993956A (en) | 2020-05-25 | 2020-05-25 | Charging method of power battery when hydrogen energy automobile key is in OFF gear state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111993956A true CN111993956A (en) | 2020-11-27 |
Family
ID=73466362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010447354.6A Pending CN111993956A (en) | 2020-05-25 | 2020-05-25 | Charging method of power battery when hydrogen energy automobile key is in OFF gear state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111993956A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677766A (en) * | 2021-01-14 | 2021-04-20 | 奇瑞商用车（安徽）有限公司 | BMS-based intelligent electric vehicle power supplementing method and system |
| CN112776674A (en) * | 2020-12-30 | 2021-05-11 | 武汉格罗夫氢能汽车有限公司 | Intelligent electricity supplementing system and method for hydrogen energy automobile |
| CN112959888A (en) * | 2021-03-12 | 2021-06-15 | 黄冈格罗夫氢能汽车有限公司 | Method and system for displaying charging state information of hydrogen energy heavy truck |
| CN113871662A (en) * | 2021-09-29 | 2021-12-31 | 苏州氢澜科技有限公司 | Control method for remotely starting fuel cell system |
| CN115352318A (en) * | 2022-09-15 | 2022-11-18 | 中国第一汽车股份有限公司 | Method and system for keeping electric quantity of HEV hybrid power battery |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633436A (en) * | 2014-11-14 | 2016-06-01 | 丰田自动车株式会社 | Fuel cell system, fuel cell vehicle, and control method for fuel cell system |
| CN107390580A (en) * | 2017-07-27 | 2017-11-24 | 北京新能源汽车股份有限公司 | Low-power reminding method and system for automobile storage battery and automobile |
| CN107942130A (en) * | 2017-12-07 | 2018-04-20 | 珠海横琴小可乐信息技术有限公司 | A kind of method and system of electric automobile charging pile dealing of abnormal data |
| CN109552076A (en) * | 2018-10-16 | 2019-04-02 | 武汉格罗夫氢能汽车有限公司 | A kind of fuel cell power system and the vehicle comprising the fuel cell power system |
| CN110315978A (en) * | 2019-07-12 | 2019-10-11 | 重庆长安新能源汽车科技有限公司 | A kind of charging method of low tension battery, system and electric car |
-
2020
- 2020-05-25 CN CN202010447354.6A patent/CN111993956A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633436A (en) * | 2014-11-14 | 2016-06-01 | 丰田自动车株式会社 | Fuel cell system, fuel cell vehicle, and control method for fuel cell system |
| CN107390580A (en) * | 2017-07-27 | 2017-11-24 | 北京新能源汽车股份有限公司 | Low-power reminding method and system for automobile storage battery and automobile |
| CN107942130A (en) * | 2017-12-07 | 2018-04-20 | 珠海横琴小可乐信息技术有限公司 | A kind of method and system of electric automobile charging pile dealing of abnormal data |
| CN109552076A (en) * | 2018-10-16 | 2019-04-02 | 武汉格罗夫氢能汽车有限公司 | A kind of fuel cell power system and the vehicle comprising the fuel cell power system |
| CN110315978A (en) * | 2019-07-12 | 2019-10-11 | 重庆长安新能源汽车科技有限公司 | A kind of charging method of low tension battery, system and electric car |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776674A (en) * | 2020-12-30 | 2021-05-11 | 武汉格罗夫氢能汽车有限公司 | Intelligent electricity supplementing system and method for hydrogen energy automobile |
| CN112677766A (en) * | 2021-01-14 | 2021-04-20 | 奇瑞商用车（安徽）有限公司 | BMS-based intelligent electric vehicle power supplementing method and system |
| CN112959888A (en) * | 2021-03-12 | 2021-06-15 | 黄冈格罗夫氢能汽车有限公司 | Method and system for displaying charging state information of hydrogen energy heavy truck |
| CN113871662A (en) * | 2021-09-29 | 2021-12-31 | 苏州氢澜科技有限公司 | Control method for remotely starting fuel cell system |
| CN115352318A (en) * | 2022-09-15 | 2022-11-18 | 中国第一汽车股份有限公司 | Method and system for keeping electric quantity of HEV hybrid power battery |
| CN115352318B (en) * | 2022-09-15 | 2024-05-10 | 中国第一汽车股份有限公司 | Electric quantity maintaining method and system for HEV hybrid power battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111993956A (en) | Charging method of power battery when hydrogen energy automobile key is in OFF gear state | |
| CN113147503B (en) | Power management method for electric vehicle | |
| CN106740120A (en) | Low tension battery electric quantity controlling method and device | |
| CN103441558B (en) | Charge control method and electric automobile car-mounted terminal | |
| CN113650574B (en) | Battery electricity supplementing system for vehicle | |
| CN106558902B (en) | Charging circuit and charging method for electric automobile | |
| CN114274895B (en) | Hydrogen fuel vehicle safety remote monitoring system | |
| CN113650531A (en) | Self-heating system and method for power battery of hydrogen energy fuel cell automobile | |
| CN101222078A (en) | Charging battery package for electric car | |
| CN116365637A (en) | Electricity-keeping strategy scheme for truck lithium battery system | |
| CN101439679B (en) | Lead acid battery function test method and apparatus for hybrid power automobile | |
| CN205185889U (en) | Vehicle starting power device based on lithium ion capacitor | |
| CN202058834U (en) | Automobile emergency start power supply suitable for low temperature environment | |
| CN115503483A (en) | A double charging method, device, equipment and medium for an electric vehicle battery | |
| CN111478402A (en) | Vehicle-mounted terminal T-BOX standby battery charging method and system | |
| CN113595201B (en) | Power battery pack charging device and charging control method | |
| CN116707105A (en) | Intelligent starting power supply system for fuel oil vehicle | |
| CN105449815A (en) | Automotive energy starting, stopping and storing system and energy storing method | |
| CN216751240U (en) | Intelligent charger with activation function | |
| CN101378198B (en) | Method for resolving unable charging of ferric lithium phosphate dynamic battery | |
| CN109327059A (en) | A kind of control method of increasing storage battery service life | |
| CN102545274B (en) | Lead-acid battery charger and charging method thereof | |
| CN221428634U (en) | Sodium ion battery starting power supply system | |
| CN221476747U (en) | Emergency starting circuit of vehicle and vehicle | |
| CN219144256U (en) | Energy storage control system and device for lead-acid lithium battery hybrid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201127 |
|
| RJ01 | Rejection of invention patent application after publication |