CN106208208A - Charge protection method and charge protection device - Google Patents
Charge protection method and charge protection device Download PDFInfo
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- CN106208208A CN106208208A CN201610618898.8A CN201610618898A CN106208208A CN 106208208 A CN106208208 A CN 106208208A CN 201610618898 A CN201610618898 A CN 201610618898A CN 106208208 A CN106208208 A CN 106208208A
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- terminal
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- 238000000034 method Methods 0.000 title claims description 30
- 238000001514 detection method Methods 0.000 claims description 23
- 230000005611 electricity Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 description 6
- 238000004590 computer program Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H02J7/0091—
-
- 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
- H01M10/443—Methods for charging or discharging in response to temperature
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Disclosure embodiment adjusts the charging current of terminal according to the temperature of terminal, thus before the temperature of terminal is too high, reduces the charging current of terminal, thus realize the security protection to terminal, and take into account charge function and charging protection function simultaneously.Disclosure embodiment provides charge protection device and a kind of terminal simultaneously.
Description
Technical field
Disclosure embodiment relates to field of terminal technology, is specifically related to a kind of charge protection method and charge protection device.
Background technology
The most widely used quick-charge function in the mobile terminal of such as mobile phone and flat board etc, during to save charging
Between.Quick-charge function generally uses large current charge technology.But, the heat that large current charge produces may cause mobile whole
The temperature holding self is too high, even there is battery and crosses the potential safety hazards such as thermal explosion.Therefore, should provide during quick charge
Defencive function.Existing charging protection function includes overcurrent protection, overvoltage protection, wherein by detecting the exception of curtage
Stop charging process.But, inventor finds to there is following defect in prior art: use in large current charge technology fills
Electric protection function may cause the interruption of charging process, result battery not to be full of.
Therefore, it is desirable to improve rapid nitriding further, to realize taking into account quick-charge function and charging protection function.
Summary of the invention
In view of this, disclosure embodiment provides a kind of charge protection method and charge protection device, to solve big electric current
The charging protection function used in charging technique may cause the interruption of charging process, the problem that result battery can not be full of.
First aspect according to disclosure embodiment, it is provided that a kind of charge protection method, including: when terminal charge, inspection
Survey the temperature of described terminal；And the charging current of described terminal is adjusted according to the temperature of described terminal.
Alternatively, the described charging current according to the temperature adjustment terminal of described terminal includes: judge the temperature of described terminal
Whether degree exceedes predetermined threshold value；If the temperature of described terminal exceedes predetermined threshold value, give described terminal charge with the first electric current；As
The temperature of the most described terminal is less than predetermined threshold value, gives described terminal charge by the second electric current, and described first electric current is less than described
Second electric current.
Alternatively, described second electric current is maximum charging current.
Alternatively, described when terminal charge, the temperature detecting described terminal includes: when terminal charge, and detection is described
The temperature of the interface that terminal and charger connect.
Alternatively, the voltage at the critesistor two ends connected by detection and described terminal obtains described terminal and charger
The temperature of the interface connected.
Second aspect according to disclosure embodiment, it is provided that a kind of charge protection device, including: detection module, it is used for
During terminal charge, detect the temperature of described terminal；Charging module, adjusts filling of described terminal for the temperature according to described terminal
Electricity electric current.
Alternatively, described charging module includes: judging unit, for judging whether the temperature of described terminal exceedes default threshold
Value；Adjustment unit, if the temperature for described terminal exceedes predetermined threshold value, gives described terminal charge with the first electric current；If
The temperature of described terminal is less than predetermined threshold value, gives described terminal charge by the second electric current, and described first electric current is less than described the
Two electric currents.
Alternatively, described second electric current is maximum charging current.
Alternatively, described detection module includes: when terminal charge, detects the interface of described terminal and charger connection
Temperature.
Alternatively, described detection module includes: obtained by the voltage of detection and the critesistor two ends of described terminal connection
Obtain the temperature of the interface of described terminal and charger connection.
The third aspect according to disclosure embodiment, it is provided that a kind of terminal, including above-mentioned charge protection device.
Disclosure embodiment adjusts the charging current of terminal according to the temperature of terminal, thus before the temperature of terminal is too high,
Reduce the charging current of terminal, thus realize the security protection to terminal, and take into account charge function and charging protection function simultaneously.
Accompanying drawing explanation
By referring to the following drawings description to disclosure embodiment, above-mentioned and other purpose of disclosure embodiment,
Feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 is the flow chart of the charge protection method according to disclosure embodiment；
Fig. 2 is the flow chart of the charge protection method according to another embodiment of the disclosure；
Fig. 3 is the structure chart of the charge protection device according to disclosure embodiment；
Fig. 4 is the structure chart of the charge protection device according to another embodiment of the disclosure；
Fig. 5 is the structure chart of a kind of terminal according to disclosure embodiment；
Fig. 6 is the structural representation of the computer program of the charge protection method according to disclosure embodiment.
Detailed description of the invention
Below based on embodiment, disclosure embodiment is described, but disclosure embodiment is not restricted to these
Embodiment.In below the details of disclosure embodiment being described, detailed describe some specific detail sections.To this area
The description not having these detail sections for technical staff can also understand disclosure embodiment completely.In order to avoid obscuring these public affairs
Opening the essence of embodiment, known method, process, flow process describe the most in detail.Additionally accompanying drawing is not necessarily drawn to scale.
Flow chart in accompanying drawing, block diagram illustrate the possible system frame of the system of disclosure embodiment, method, device
Square frame on frame, function and operation, flow chart and block diagram can represent one, program segment or only one section of code, described, journey
Sequence section and code are all used to realize the executable instruction of regulation logic function.Regulation logic merit is realized it should also be noted that described
The executable instruction of energy can reconfigure, thus generates new and program segment.Therefore the square frame of accompanying drawing and square frame order are only
It is used to preferably illustrate process and the step of embodiment, and should be in this, as the restriction to invention itself.
Fig. 1 is the flow chart of the charge protection method according to disclosure embodiment.Described charge protection method includes step
101-102。
In a step 101, when terminal charge, the temperature of detection terminal.
When terminal charge, timing detects the temperature of terminal.The mode of detection can have multiple, such as, by being arranged on
Critesistor in terminal gathers the voltage at critesistor two ends, according to temperature and the corresponding relation of resistance of critesistor, logical
Cross and calculate the voltage at critesistor two ends and obtain the temperature of critesistor, and using this temperature as the temperature of terminal.Or, pass through
Temperature in the heat sensitive sensor acquisition terminal being arranged in terminal.
In a step 102, the temperature according to terminal adjusts the charging current of terminal.
Charging current described in this step refers to that the charging device of outside flows to the electric current of terminal.According to step 101
In the temperature of terminal that detects, charging device is increased or decreased and flows to the electric current of terminal.Such as, under normal circumstances, the most eventually
The temperature of end is less than when setting threshold value, and one stable electric current of the defeated employing of charging device is to terminal charge.During this, as
The temperature that really terminal detects is gradually increasing, then can be reduced by this electric current.Such as, setting is exceeded when temperature terminal being detected
During threshold value, current charging current is reduced to the 80% of former charging current, until the temperature of terminal recovers normal, just reverts to
Former charging current.Or, the temperature of terminal often raises certain numerical value, gradually reduces current charging current with corresponding ratio,
Until the temperature of terminal recovers normal.
Disclosure embodiment adjusts the charging current of terminal according to the temperature of terminal, thus before the temperature of terminal is too high,
Reduce the charging current of terminal, thus realize the security protection to terminal, and take into account charge function and charging protection function simultaneously.
Fig. 2 is the flow chart of the charge protection method according to another embodiment of the disclosure.Described charge protection method includes
Step 201-204.
In step 201, when terminal charge, the temperature of detection terminal.
When terminal charge, timing detects the temperature of terminal.The mode of detection can have multiple.Such as, by being arranged on
Critesistor in terminal gathers the voltage at critesistor two ends, according to temperature and the corresponding relation of resistance of critesistor, logical
Cross and calculate the voltage at critesistor two ends and obtain the temperature of critesistor, and using this temperature as the temperature of terminal.The most such as, logical
Cross the temperature of the heat sensitive sensor acquisition terminal being arranged in terminal, the mainboard of heat sensitive sensor and terminal/processor connected,
Obtain the temperature on mainboard/processor surface, and using this temperature as the temperature of terminal.
In step 202., it is judged that whether the temperature of terminal exceedes predetermined threshold value.If the temperature of terminal exceedes default threshold
Value, performs step 203, otherwise performs step 204.
In step 203, with the first electric current to terminal charge.
In step 204, with the second electric current to terminal charge.
In step 203-204, when the temperature of terminal exceedes safety range, with the first electric current to terminal charge, at end
When the temperature of end is in safety range, with the second electric current to terminal charge, the first electric current is less than the second electric current.
Disclosure embodiment using the temperature of terminal as control charging current condition, when the temperature of terminal is in safety range
Time, use higher electric current to terminal charge, when the temperature of terminal exceedes safety range, use relatively low electric current to fill to terminal
Electricity, thus realize the security protection to terminal, and take into account charge function and charging protection function simultaneously.
Alternatively, the maximum charging current that second electric current of above-described embodiment provides for charging device.Temperature when terminal
When safety range, use the charging current of maximum to terminal charge, it is achieved quick charge.
Alternatively, the temperature of the terminal detected in above-described embodiment is the temperature of the interface of terminal and charging device connection
Degree, such as, arranges critesistor or heat sensitive sensor, to detect interface temperature near this interface.Terminal can use USB
Charging device outside the connection of Type-C interface, connects critesistor or the temperature of heat sensitive sensor acquisition interface by interface pin
Degree.The feature of Type-C two-sided inserting interface maximum is to support the two-sided insertion of USB interface, and positive and negative is at will inserted, and joins with it simultaneously
The USB data line that set uses is thinner and lighter.
Fig. 3 is the structure chart of the charge protection method device according to disclosure embodiment.Described charge protection device 30 wraps
Include detection module 301 and charging module 302.
Detection module 301, for when terminal charge, detects the temperature of terminal.Terminal include such as mobile phone, PC,
The electronic equipments such as PDA, intelligence wearing.Here, the temperature of terminal can be the temperature of terminal end surface or terminal inner.In order to more
Reflect well the external charge current impact on terminal temperature, it is preferable that interface terminal and external recharging apparatus connected
Temperature detects as the temperature of terminal.Or, the processor of terminal or mainboard temperature are examined as the temperature of terminal
Survey.
Charging module 302 and detection module 301 connect, and charging module 302 adjusts terminal for the temperature according to terminal
Charging current.I.e. the charging device of terminal is increased or decreased according to the temperature of terminal and flows to the electric current of terminal.Such as, terminal is worked as
Temperature exceed setting threshold value time, charging device flow to terminal electric current reduce, when terminal temperature less than set threshold value
Time, recover charging device and flow to the electric current of terminal.Or, the temperature of terminal often raises certain numerical value, with corresponding step-length by
Step reduces charging current, until the temperature of terminal recovers normal.
Fig. 4 is the structure chart of the charge protection device according to disclosure embodiment.Charge protection device 40 includes detecting mould
Block 401 and charging module 402.
Detection module 401, for when terminal charge, detects the temperature of terminal.Terminal include such as mobile phone, PC,
The electronic equipments such as PDA, intelligence wearing.Here the temperature of terminal can be the temperature of terminal end surface or terminal inner.
Charging module 302 and detection module 301 connect, and charging module 302 adjusts terminal for the temperature according to terminal
Charging current.I.e. the charging device of terminal is increased or decreased according to the temperature of terminal and flows to the electric current of terminal.Such as, terminal is worked as
Temperature exceed setting threshold value time, charging device flow to terminal electric current reduce, when terminal temperature less than set threshold value
Time, recover charging device and flow to the electric current of terminal.Or, the temperature of terminal often raises certain numerical value, with corresponding step-length by
Step reduces charging current, until the temperature of terminal recovers normal.
Charging module 402 farther includes judging unit 4021 and adjusts power supply 4022.Judging unit 4021 is used for judging
Whether the temperature of terminal exceedes predetermined threshold value.Adjust power supply 4022 and exceed predetermined threshold value when the temperature of terminal, give with the first electric current
Terminal charge；When the temperature of terminal is less than predetermined threshold value, with the second electric current to terminal charge, the first electric current is less than the second electricity
Stream.
The charge protection device temperature based on terminal of disclosure embodiment, as the condition of control charging current, works as terminal
Temperature when safety range, use higher electric current to terminal charge, when the temperature of terminal exceedes safety range, use relatively
Low electric current is to terminal charge, thus realizes the security protection to terminal, and takes into account charge function and charging protection function simultaneously.
Fig. 5 is the structure chart of a kind of terminal according to disclosure embodiment.With reference to Fig. 5, a kind of terminal unit 50, including leading to
Cross at least one processor 501 and memorizer 502 that bus connects.Memorizer 502 storage has various computer instruction, processor
501 read one group of instruction from memorizer 502, perform this instruction to complete following operation: when terminal charge, detect terminal
Temperature；Temperature according to terminal adjusts the charging current of terminal.
Fig. 6 is the structural representation of the computer program of the charge protection method according to disclosure embodiment.Such as Fig. 6
Shown in, the computer program 60 of disclosure embodiment, signal bearing medium 601 can be included.Signal bearing medium 601 is
Instruction carrier, can include that one or more instruction 6011, instruction 6011, when being performed by such as processor, can complete above-mentioned
Function described in embodiment.Such as, instruction 6011 is executed to accomplish following function: when terminal charge, and detection is described
The temperature of terminal；Temperature according to described terminal adjusts the charging current of described terminal.
In some implementations, signal bearing medium 601 can include computer-readable medium 6012, such as, but not limited to firmly
Disk drive, compact disk (CD), digital universal disc (DVD), number tape, memorizer etc..In some implementations, signal bearing medium
601 can include recordable media 6013, such as, but not limited to memorizer, read/write (R/W) CD, R/W DVD etc..Real at some
In Xian, signal bearing medium 601 can include communication media 6014, such as, but not limited to numeral and/or analogue communication medium (example
As, optical fiber cable, waveguide, wired communications links, wireless communication link etc.).
The computer program of disclosure embodiment, when terminal charge, the temperature of detection terminal；Temperature according to terminal
Degree adjusts the charging current of terminal.Computer program adjusts the charging current of terminal by the temperature of terminal, thus realizes
Security protection to terminal, and take into account charge function and charging protection function simultaneously.
Disclosure embodiment combines unit and the algorithm steps of each example that the embodiments described herein describes, it is possible to
With electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate the interchangeability of hardware and software,
Composition and the step of each example has the most been generally described according to function.These functions are actually with hardware also
It is that software mode performs, depends on application-specific and the design constraint of technical scheme.Professional and technical personnel can be to often
Individual specifically should being used for uses different methods to realize described function, but this realization is it is not considered that real beyond the disclosure
Execute the scope of example.
System and method according to disclosure embodiment can be deployed on single or multiple server.For example, it is possible to will
Different modules is disposed on a different server respectively, forms private server.Or, can be distributed on multiple servers
Formula disposes identical functional unit or system, to alleviate load pressure.Described server includes but not limited at same local
Net and the multiple PCs connected by Internet, PC server, rolling reamer machine, supercomputer etc..
The foregoing is only the preferred embodiment of disclosure embodiment, be not limited to disclosure embodiment, for this
For skilled person, disclosure embodiment can have various change and change.All spirit in disclosure embodiment and former
Any modification, equivalent substitution and improvement etc. made within reason, within should be included in the protection domain of disclosure embodiment.
Claims (11)
1. a charge protection method, including:
When terminal charge, detect the temperature of described terminal；And
Temperature according to described terminal adjusts the charging current of described terminal.
Charge protection method the most according to claim 1, wherein, the described temperature according to described terminal adjusts filling of terminal
Electricity electric current includes:
Judge whether the temperature of described terminal exceedes predetermined threshold value；
If the temperature of described terminal exceedes predetermined threshold value, give described terminal charge with the first electric current；
If the temperature of described terminal is less than predetermined threshold value, giving described terminal charge with the second electric current, described first electric current is little
In described second electric current.
Charge protection method the most according to claim 1, wherein, described second electric current is maximum charging current.
Charge protection method the most according to claim 1, wherein, described when terminal charge, detect the temperature of described terminal
Degree includes:
When terminal charge, detect the temperature of the interface of described terminal and charging device connection.
Charge protection method the most according to claim 4, wherein, the critesistor two connected by detection and described terminal
The voltage of end obtains the temperature of the interface of described terminal and charger connection.
6. a charge protection device, including:
Detection module, for when terminal charge, detects the temperature of described terminal；
Charging module, adjusts the charging current of described terminal for the temperature according to described terminal.
Charge protection device the most according to claim 6, wherein, described charging module includes:
Judging unit, for judging whether the temperature of described terminal exceedes predetermined threshold value；
Adjustment unit, if the temperature for described terminal exceedes predetermined threshold value, gives described terminal charge with the first electric current；If
The temperature of described terminal is less than predetermined threshold value, gives described terminal charge with the second electric current, and described first electric current is less than described the
Two electric currents.
Charge protection device the most according to claim 6, wherein, described second electric current is maximum charging current.
Charge protection device the most according to claim 6, wherein, described detection module includes: when terminal charge, detection
The temperature of the interface that described terminal and charger connect.
Charge protection device the most according to claim 7, wherein, described detection module includes: by detection and described end
The voltage at the critesistor two ends that end connects obtains the temperature of the interface of described terminal and charging device connection.
11. 1 kinds of terminals, including the charge protection device described in any one of claim 6 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618898.8A CN106208208A (en) | 2016-07-29 | 2016-07-29 | Charge protection method and charge protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618898.8A CN106208208A (en) | 2016-07-29 | 2016-07-29 | Charge protection method and charge protection device |
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| CN106208208A true CN106208208A (en) | 2016-12-07 |
Family
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| CN201610618898.8A Pending CN106208208A (en) | 2016-07-29 | 2016-07-29 | Charge protection method and charge protection device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685017A (en) * | 2017-03-17 | 2017-05-17 | 上海与德科技有限公司 | Charging protection method and device |
| CN107331910A (en) * | 2017-06-30 | 2017-11-07 | 北京小米移动软件有限公司 | Charging method and device |
| CN108539823A (en) * | 2018-05-08 | 2018-09-14 | 北京小米移动软件有限公司 | charging method and device |
| CN108688504A (en) * | 2018-06-26 | 2018-10-23 | 北京新能源汽车股份有限公司 | Battery charging control method and device, automobile and computing equipment |
| CN108832688A (en) * | 2018-06-29 | 2018-11-16 | 联想(北京)有限公司 | A kind of control method and electronic equipment |
| WO2018228559A1 (en) * | 2017-06-15 | 2018-12-20 | 苏州宝时得电动工具有限公司 | Charging device and charging method |
| CN110838740A (en) * | 2018-08-17 | 2020-02-25 | 珠海格力电器股份有限公司 | Charging current control method and device |
| CN111769608A (en) * | 2020-06-22 | 2020-10-13 | 上海龙旗科技股份有限公司 | Battery protection method and equipment of intelligent terminal |
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| CN108688504A (en) * | 2018-06-26 | 2018-10-23 | 北京新能源汽车股份有限公司 | Battery charging control method and device, automobile and computing equipment |
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| CN110838740A (en) * | 2018-08-17 | 2020-02-25 | 珠海格力电器股份有限公司 | Charging current control method and device |
| CN111769608A (en) * | 2020-06-22 | 2020-10-13 | 上海龙旗科技股份有限公司 | Battery protection method and equipment of intelligent terminal |
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Application publication date: 20161207 |