CN111478402A - Vehicle-mounted terminal T-BOX standby battery charging method and system - Google Patents
Vehicle-mounted terminal T-BOX standby battery charging method and system Download PDFInfo
- Publication number
- CN111478402A CN111478402A CN202010387531.6A CN202010387531A CN111478402A CN 111478402 A CN111478402 A CN 111478402A CN 202010387531 A CN202010387531 A CN 202010387531A CN 111478402 A CN111478402 A CN 111478402A
- Authority
- CN
- China
- Prior art keywords
- charging
- battery
- control unit
- cpu control
- vehicle
- 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
- 238000007600 charging Methods 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 5
- 229910052987 metal hydride Inorganic materials 0.000 description 7
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/371—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect 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
- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a charging method and a charging system for a standby battery of a vehicle-mounted terminal T-BOX, wherein when the vehicle-mounted terminal T-BOX is electrified, the internal resistance value of the standby battery is detected, and when a CPU control unit detects that the internal resistance value is lower than the internal resistance value of a standard battery, the CPU control unit sends a control signal to an alarm module and controls the alarm module to send out an early warning for reminding of replacing the battery; the voltage of the T-BOX standby battery is sampled in real time through the AD sampling module, multi-section charging and charging stopping are carried out according to the voltage value range, and the charging flexibility of the vehicle-mounted T-BOX standby battery and the service life of the battery are improved.
Description
Technical Field
The invention relates to a charging method and a charging system for a vehicle-mounted terminal T-BOX standby battery, and belongs to the technical field of charging of the standby battery of the vehicle-mounted terminal of an electric vehicle.
Background
With the shortage of energy in the automobile world and the increasing increase of environmental pollution, automobile manufacturers gradually seek new energy as a power source of automobiles, wherein electric energy is used as a renewable energy source and is gradually adopted with less environmental pollution, and a problem that needs to be solved when electric energy is used is how to supplement electricity for storage batteries of storage devices of the electric energy.
Under normal conditions, the vehicle-mounted T-BOX is powered by a vehicle-mounted storage battery, but under special conditions, such as failure and flameout of the vehicle during running of the vehicle or failure of the internal storage battery to supply power, a special T-BOX standby battery is required to provide emergency power, so that the T-Box must also support short-term uninterrupted operation. In the vehicle-mounted T-BOX battery, a nickel-metal hydride battery with high reliability is proposed, and in the former new energy vehicle, the nickel-metal hydride battery pack is firstly carried in Toyota, so that the safety of the nickel-metal hydride battery is enough to be seen, and the reliability of the nickel-metal hydride battery can withstand the test on the vehicle.
The nickel-metal hydride battery is synthesized by hydrogen ions and metal nickel, has thirty percent more electricity storage than the nickel-cadmium battery, is lighter than the nickel-cadmium battery, has longer service life and has no pollution to the environment. Like the nickel-cadmium battery, the nickel-hydrogen battery has a memory effect, but is much smaller than the nickel-cadmium battery, so that it is not necessary to perform a discharging operation before each charging, and the charging method is a constant current charging, which cannot resist overcharge. Different types of batteries have different storage capacities due to different factors such as volume, weight and the like, and a universal charging mode capable of reliably charging standby batteries of vehicle-mounted T-BOX control terminals of various types does not exist at present.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a charging method and a charging system for a vehicle-mounted terminal T-BOX standby battery, which can detect the capacity of the standby battery, improve the charging flexibility of the vehicle-mounted T-BOX standby battery and the service life of the battery, and realize automatic power-off when the standby battery discharges to a certain voltage, thereby realizing the protection effect on the nickel-hydrogen battery.
The technical scheme adopted by the invention for solving the technical problem is as follows: the charging method for the standby battery of the vehicle-mounted terminal T-BOX is provided, and comprises the following steps:
(1) when the vehicle-mounted terminal T-BOX is powered on, the voltage value of the standby battery is sampled while the standby battery is controlled to self-discharge, the internal resistance value of the standby battery is calculated and the result is fed back to the CPU control unit, when the CPU control unit detects that the internal resistance value is lower than the internal resistance value of the standard battery, the CPU control unit sends a control signal to the vehicle display unit, and the vehicle display unit is controlled to send early warning information for reminding of replacing the battery;
(2) the AD sampling module samples the voltage of the standby battery in real time and transmits the voltage value obtained by sampling to the CPU control unit;
(3) when the CPU control unit detects that the voltage value is lower than a preset initial charging threshold value U1When the standby battery is charged, the CPU control unit controls the charging module to initially charge the standby battery at a standard current;
(4) when the CPU control unit detects that the voltage value is higher than the preset charging switching threshold value U2Then, the CPU control unit controls the charging module to continue charging the standby battery by trickle current, the trickle current value is less than the standard current value, U2＞U1；
(5) When the CPU control unit detects that the voltage value is higher than the preset charging termination threshold value U3And (3) controlling the charging module to stop charging the standby battery, and returning to the step (2).
The step (1) of calculating the internal resistance value of the backup battery specifically comprises the following steps: the CPU control unit controls the standby battery to discharge, the discharge time is 2-3 seconds, the discharge current is 300 mA-420 mA, meanwhile, the voltage of two ends of the standby battery is measured, and the current internal resistance value of the standby battery is calculated through a resistance formula.
The invention also provides a vehicle-mounted terminal T-BOX standby battery charging system of the charging method, which comprises a CPU control unit, wherein the CPU control unit is connected with a charging module through a charging current control circuit, the charging module is connected with a standby battery, the standby battery is connected with the CPU control unit through an AC sampling module, the standby battery is connected with the CPU control unit through a system power supply module, and the CPU control unit is also connected with a vehicle display unit through a USB interface.
The CPU control unit employs an S32K144 chip.
The charging module comprises a group of PSS12021SAY charging chips connected in parallel and 3 BSS138PW transistors connected with the PSS12021SAY charging chips respectively, wherein the PSS12021SAY charging chips are connected with one end of an electronic switch and one end of a charging overvoltage protection diode respectively after being connected in parallel, and the other end of the electronic switch is connected with the system power supply module.
The system power supply module adopts a TPS 27082L DDCR chip, the input end of the system power supply module is connected with a VSC interface of the battery holder, the output end of the system power supply module is used for supplying power to the system, and a standby battery is inserted into the battery holder.
And the NTC interface of the battery seat is used for sampling the temperature of the backup battery in real time, and controlling the backup battery to stop charging and discharging when the detected temperature is not in the range of-20 to 60 ℃.
The invention has the beneficial effects based on the technical scheme that:
(1) the internal resistance value of the standby battery is detected and prompted by the standby battery internal resistance testing circuit, so that the safety is improved;
(2) according to the invention, the AD sampling module is arranged to sample the voltage of the standby battery in real time, and two-stage charging is carried out according to the voltage value, so that the charging flexibility of the vehicle-mounted T-BOX standby battery is improved, and the service life of the battery is prolonged; the standby battery can be automatically powered off when discharging to a certain voltage, so that the nickel-metal hydride battery is protected.
Drawings
FIG. 1 is a schematic diagram of the module connection of a vehicle terminal T-BOX battery backup charging system.
FIG. 2 is a schematic diagram of the electrical connections of the vehicle terminal T-BOX battery backup charging system.
Detailed Description
The invention is further illustrated by the following figures and examples.
The invention provides a charging method of a standby battery of a vehicle-mounted terminal T-BOX, which comprises the following steps:
(1) when the vehicle-mounted terminal T-BOX is powered on, the voltage value of the standby battery is sampled while the standby battery is controlled to self-discharge, the internal resistance value of the standby battery is calculated and the result is fed back to the CPU control unit, when the CPU control unit detects that the internal resistance value is lower than the internal resistance value of the standard battery, the CPU control unit sends a control signal to the vehicle display unit, and the vehicle display unit is controlled to send early warning information for reminding of replacing the battery;
(2) the AD sampling module samples the voltage of the standby battery in real time and transmits the voltage value obtained by sampling to the CPU control unit;
(3) when the CPU control unit detects that the voltage value is lower than a preset initial charging threshold value U1When the standby battery is charged, the CPU control unit controls the charging module to initially charge the standby battery at a standard current;
(4) when the CPU control unit detects that the voltage value is higher than the preset charging switching threshold value U2Then, the CPU control unit controls the charging module to continue charging the standby battery by trickle current, the trickle current value is less than the standard current value, U2＞U1；
(5) When the CPU control unit detects that the voltage value is higher than the preset charging termination threshold value U3And (3) controlling the charging module to stop charging the standby battery, and returning to the step (2).
The step (1) of calculating the internal resistance value of the backup battery specifically comprises the following steps: the CPU control unit controls the standby battery to discharge, the discharge time is 2-3 seconds, the discharge current is 300 mA-420 mA, meanwhile, the voltage of two ends of the standby battery is measured, and the current internal resistance value of the standby battery is calculated through a resistance formula.
The invention also provides a vehicle-mounted terminal T-BOX standby battery charging system of the charging method, and the system comprises a CPU control unit, wherein the CPU control unit is connected with a charging module through a charging current control circuit, the charging module is connected with a standby battery, the standby battery is connected with the CPU control unit through an AC sampling module, the standby battery is connected with the CPU control unit through a system power supply module, and the CPU control unit is also connected with a vehicle display unit through a USB interface.
The CPU control unit employs an S32K144 chip.
The charging module comprises a group of PSS12021SAY charging chips connected in parallel and 3 BSS138PW transistors connected with the PSS12021SAY charging chips respectively, wherein the PSS12021SAY charging chips are connected with one end of an electronic switch and one end of a charging overvoltage protection diode respectively after being connected in parallel, and the other end of the electronic switch is connected with the system power supply module.
Referring to fig. 2, specifically, the number of PSS12021SAY charging chips is 5, and the charging chips include U68, U4, U7, U8 and U69, where pins 2 of U68, U4, U7, U8 and U69 are connected and then connected to one end of a charging overvoltage protection diode DZ14 through a resistor R71, pins 3 of U68 and U4 are connected to a transistor of a first BSS138PW, pin 3 of U7 is connected to a transistor of a second BSS138PW, pins 3 of U8 and U69 are connected to a transistor of a third BSS138PW, and the transistors 3 BSS138PW receive CPU-change-1, CPU-change-2 and CPU-change-ON control signals sent by a CPU control unit, respectively.
The system power supply module adopts a TPS 27082L DDCR chip, the input end of the DDC power supply module is connected with a VSC interface of a battery holder, the output end of the DDC power supply module is used for supplying power to the system, a standby battery is inserted into the battery holder J4 and controlled by CPU-change-1, CPU-change-2 and CPU-change-ON control signals, 3 control signals are simultaneously controlled to carry out 48mA standard charging, only the CPU-change-2 is controlled to be turned ON to carry out 5mA current charging, the standby battery supplies power and is output through + VSC, and then the power is output to + VSC1 through a TPS27082 switch to supply power to the system.
The NTC interface of the battery seat J4 is used for sampling the temperature of the backup battery in real time, and controlling the backup battery to stop charging and discharging when the detected temperature is not in the range of-20 to 60 ℃.
The charging method and the charging system for the vehicle-mounted terminal T-BOX standby battery can detect the capacity of the standby battery, improve the charging flexibility of the vehicle-mounted T-BOX standby battery and prolong the service life of the battery, and the standby battery can be automatically powered off when being discharged to a certain voltage, thereby realizing the protection effect on the nickel-metal hydride battery.
Claims (7)
1. A method for charging a backup battery of a vehicle-mounted terminal is characterized by comprising the following steps:
(1) when the vehicle-mounted terminal T-BOX is powered on, the voltage value of the standby battery is sampled while the standby battery is controlled to self-discharge, the internal resistance value of the standby battery is calculated and the result is fed back to the CPU control unit, when the CPU control unit detects that the internal resistance value is lower than the internal resistance value of the standard battery, the CPU control unit sends a control signal to the vehicle display unit, and the vehicle display unit is controlled to send early warning information for reminding of replacing the battery;
(2) the AD sampling module samples the voltage of the standby battery in real time and transmits the voltage value obtained by sampling to the CPU control unit;
(3) when the CPU control unit detects that the voltage value is lower than a preset initial charging threshold value U1When the standby battery is charged, the CPU control unit controls the charging module to initially charge the standby battery at a standard current;
(4) when the CPU control unit detects that the voltage value is higher than the preset charging switching threshold value U2Then, the CPU control unit controls the charging module to continue charging the standby battery by trickle current, the trickle current value is less than the standard current value, U2＞U1；
(5) When the CPU control unit detects that the voltage value is higher than the preset charging termination threshold value U3And (3) controlling the charging module to stop charging the standby battery, and returning to the step (2).
2. The vehicle-mounted terminal backup battery charging method according to claim 1, characterized in that: the step (1) of calculating the internal resistance value of the backup battery specifically comprises the following steps: the CPU control unit controls the standby battery to discharge, the discharge time is 2-3 seconds, the discharge current is 300 mA-420 mA, meanwhile, the voltage of two ends of the standby battery is measured, and the current internal resistance value of the standby battery is calculated through a resistance formula.
3. A vehicle-mounted terminal backup battery charging system based on the charging method of claim 1, characterized in that: the vehicle-mounted display system comprises a CPU control unit, wherein the CPU control unit is connected with a charging module through a charging current control circuit, the charging module is connected with a standby battery, the standby battery is connected with the CPU control unit through an AC sampling module, the standby battery is connected with the CPU control unit through a system power supply module, and the CPU control unit is further connected with a vehicle display unit through a USB interface.
4. The vehicle-mounted terminal backup battery charging system according to claim 3, characterized in that: the CPU control unit employs an S32K144 chip.
5. The vehicle-mounted terminal backup battery charging system according to claim 3, characterized in that: the charging module comprises a group of PSS12021SAY charging chips connected in parallel and 3 BSS138PW transistors connected with the PSS12021SAY charging chips respectively, wherein the PSS12021SAY charging chips are connected with one end of an electronic switch and one end of a charging overvoltage protection diode respectively after being connected in parallel, and the other end of the electronic switch is connected with the system power supply module.
6. The vehicle-mounted terminal backup battery charging system according to claim 5, wherein the system power supply module adopts TPS 27082L DDCR chip, the input end of the system power supply module is connected with VSC interface of the battery holder, the output end of the system power supply module is used for supplying power to the system, and the battery holder is plugged with a backup battery.
7. The vehicle-mounted terminal backup battery charging system according to claim 6, characterized in that: and the NTC interface of the battery seat is used for sampling the temperature of the backup battery in real time, and controlling the backup battery to stop charging and discharging when the detected temperature is not in the range of-20 to 60 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387531.6A CN111478402A (en) | 2020-05-09 | 2020-05-09 | Vehicle-mounted terminal T-BOX standby battery charging method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387531.6A CN111478402A (en) | 2020-05-09 | 2020-05-09 | Vehicle-mounted terminal T-BOX standby battery charging method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111478402A true CN111478402A (en) | 2020-07-31 |
Family
ID=71763122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010387531.6A Pending CN111478402A (en) | 2020-05-09 | 2020-05-09 | Vehicle-mounted terminal T-BOX standby battery charging method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111478402A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116610063A (en) * | 2023-07-21 | 2023-08-18 | 珠海格力电器股份有限公司 | Control system for power supply of vehicle |
| CN116901879A (en) * | 2023-09-08 | 2023-10-20 | 英纳法智联科技(北京)有限公司 | Control method and device for vehicle battery, vehicle and computer readable storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308858A (en) * | 2012-03-07 | 2013-09-18 | 深圳市柏特瑞电子有限公司 | Online inspection system for internal resistances of batteries |
| CN105703023A (en) * | 2014-11-28 | 2016-06-22 | 奇点新源国际技术开发(北京)有限公司 | Charging-discharging method and apparatus for standby battery of vehicle-mounted terminal |
| CN110371053A (en) * | 2019-08-16 | 2019-10-25 | 慧翰微电子股份有限公司 | Reserve battery management system and management method built in T-BOX |
| CN209590240U (en) * | 2019-01-11 | 2019-11-05 | 深圳市爱克斯达电子有限公司 | A kind of electronic product |
-
2020
- 2020-05-09 CN CN202010387531.6A patent/CN111478402A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308858A (en) * | 2012-03-07 | 2013-09-18 | 深圳市柏特瑞电子有限公司 | Online inspection system for internal resistances of batteries |
| CN105703023A (en) * | 2014-11-28 | 2016-06-22 | 奇点新源国际技术开发(北京)有限公司 | Charging-discharging method and apparatus for standby battery of vehicle-mounted terminal |
| CN209590240U (en) * | 2019-01-11 | 2019-11-05 | 深圳市爱克斯达电子有限公司 | A kind of electronic product |
| CN110371053A (en) * | 2019-08-16 | 2019-10-25 | 慧翰微电子股份有限公司 | Reserve battery management system and management method built in T-BOX |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116610063A (en) * | 2023-07-21 | 2023-08-18 | 珠海格力电器股份有限公司 | Control system for power supply of vehicle |
| CN116610063B (en) * | 2023-07-21 | 2023-11-10 | 珠海格力电器股份有限公司 | Control system for power supply of vehicle |
| CN116901879A (en) * | 2023-09-08 | 2023-10-20 | 英纳法智联科技(北京)有限公司 | Control method and device for vehicle battery, vehicle and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9627720B2 (en) | Battery pack, apparatus including battery pack, and method of managing battery pack | |
| US9108521B2 (en) | Battery control apparatus and method | |
| CN106329692B (en) | A kind of car emergency startup power supply and its start control method | |
| CN103855748A (en) | Vehicle charging system and method | |
| CN101110521A (en) | Charging device and method for nickel-hydrogen battery | |
| CN112165156A (en) | Charging/discharging device, battery system, charging/discharging control method, and storage medium | |
| CN101888114A (en) | Multifunctional power supply of vehicular automotive electronic device | |
| CN111478402A (en) | Vehicle-mounted terminal T-BOX standby battery charging method and system | |
| CN106130151A (en) | A kind of Aircraft Electrical System and method of supplying power to thereof | |
| CN201222661Y (en) | Lithium battery protection device with zero discharging function during storage period | |
| CN111092471B (en) | Using method of overcharge and overdischarge protection circuit for energy storage battery pack | |
| CN205185889U (en) | Vehicle starting power device based on lithium ion capacitor | |
| CN111769338A (en) | Method for charging storage battery by aviation power distribution product charger | |
| CN111478398A (en) | Direct current screen charging management system and charging cut-off method of nickel-metal hydride battery | |
| CN215120113U (en) | Three-level protection system of floor sweeping robot lithium battery BMS | |
| CN112787312A (en) | Three-level protection system of floor sweeping robot lithium battery BMS | |
| CN111371152A (en) | Charging management system for rechargeable battery and charging method based on charging management system | |
| KR20210051450A (en) | Method for monitoring Charger of Battery Module and Battery Management System using the same | |
| CN205304380U (en) | Car emergency starting device | |
| CN221428634U (en) | Sodium ion battery starting power supply system | |
| JP5626756B2 (en) | Lithium ion battery management method and management apparatus | |
| CN220188680U (en) | Battery module testing system | |
| CN219144256U (en) | Energy storage control system and device for lead-acid lithium battery hybrid | |
| CN213340488U (en) | Intelligent monitoring explosion-proof system for train storage battery and electronic equipment | |
| CN216467444U (en) | Vehicle and storage battery power supply device |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200731 |