CN111342513A - Charging method and device based on temperature monitoring - Google Patents
Charging method and device based on temperature monitoring Download PDFInfo
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- CN111342513A CN111342513A CN202010148534.4A CN202010148534A CN111342513A CN 111342513 A CN111342513 A CN 111342513A CN 202010148534 A CN202010148534 A CN 202010148534A CN 111342513 A CN111342513 A CN 111342513A
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- 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
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- 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
- H01M10/446—Initial charging measures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention aims to provide a charging method and equipment based on temperature monitoring, which set a limit threshold temperature (slightly less than the battery over-temperature protection temperature) and a recovery threshold temperature by monitoring the temperature of a battery of the equipment, so that the battery can keep higher charging current for a long time in a constant current charging stage under the condition of ensuring that the temperature of the battery of the equipment does not exceed the standard, the integral charging current in the constant current stage is improved, and the charging time is shortened. The invention can give consideration to both the charging speed and the temperature rise in the rapid charging process. The invention can be applied in the field of consumer electronics, in particular small-sized or miniature electronic devices.
Description
Technical Field
The invention relates to a charging method and device based on temperature monitoring.
Background
Currently, fast charging has become a standard in the consumer electronics field, and is beginning to spread in wearable devices. However, the smaller the size of the electronic device, the more difficult the problem of temperature rise due to rapid charging is to be solved. Due to the limitation of size and materials, the improvement of temperature rise problem by the additive heat dissipation measures is more limited, and the market has higher and higher requirements on the computing capability and the quick charging performance of the products. The charging temperature rise problem is increasingly prominent.
Meanwhile, wireless charging is popularized, but the wireless charging has higher heat consumption than wired charging and more prominent charging temperature rise problem. When the small electronic equipment is charged by quick charging, the battery over-temperature protection is easily triggered, and once the over-temperature protection is triggered, the charging is stopped.
Disclosure of Invention
One object of the present invention is to provide a charging method and apparatus based on temperature monitoring.
According to an aspect of the present invention, there is provided a charging method based on temperature monitoring, the method including:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
Further, in the above method, after the step S4 of determining whether the temperature of the device battery reaches the preset limit threshold temperature, the method further includes:
and step S6, if the preset limit threshold temperature is not reached, the constant current charging of the preset primary current charging is kept on the equipment battery, and then the step S4 is carried out.
Further, in the above method, after the step S5 of performing constant current charging for charging the device battery with the preset secondary current, the method further includes:
step S7, determining whether the temperature of the device battery reaches a preset recovery threshold temperature, wherein the preset recovery threshold temperature is less than the preset recovery threshold temperature;
if the preset recovery threshold temperature is reached, in step S8, go to step S1.
Further, in the above method, after the step S7 of determining whether the temperature of the device battery reaches the preset recovery threshold temperature, the method further includes:
if the preset recovery threshold temperature is not reached, in step S9, after the constant current charging for the preset secondary current charging is kept on the device battery, the process goes to step S7.
According to another aspect of the present invention, there is also provided a charging apparatus based on temperature monitoring, wherein the apparatus includes:
the first device is used for carrying out constant current charging of preset primary current charging on the equipment battery;
second means for determining whether the voltage of the device battery reaches a predetermined threshold voltage,
the third device is used for carrying out constant voltage charging on the equipment battery if the preset threshold voltage is reached, and switching to the fourth device for execution if the preset threshold voltage is not reached; if the preset limit threshold temperature is reached, switching to a fifth device for execution;
a fourth means for judging whether the temperature of the device battery reaches a preset limit threshold temperature;
and the fifth device is used for carrying out constant current charging of preset secondary current charging on the equipment battery, wherein the preset limiting threshold temperature is less than the over-temperature protection temperature of the equipment battery, and the preset primary current is greater than the preset secondary current.
Further, the above apparatus further includes:
and the sixth device is used for switching to the fourth device for execution after constant current charging of preset primary current charging is kept on the equipment battery if the preset limit threshold temperature is not reached.
Further, the above apparatus further includes:
and a seventh device, configured to determine whether a temperature of the device battery reaches a preset recovery threshold temperature, where the preset recovery threshold temperature is lower than the preset recovery threshold temperature, and if the preset recovery threshold temperature is reached, turn to the first device to execute the operation.
Further, in the foregoing device, a seventh means is configured to determine whether the temperature of the device battery reaches a preset recovery threshold temperature, and if the temperature of the device battery does not reach the preset recovery threshold temperature, go to the ninth means to execute:
the charging equipment further comprises a ninth device, and the ninth device is used for switching to the seventh device for execution after constant current charging for charging the equipment battery by preset secondary current is kept.
According to another aspect of the present invention, there is also provided a computing-based device, comprising:
a processor; and
a memory arranged to store computer executable instructions that, when executed, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
According to another aspect of the present invention, there is also provided a computer-readable storage medium having stored thereon computer-executable instructions, wherein the computer-executable instructions, when executed by a processor, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
Compared with the prior art, the invention has the advantages that the temperature of the equipment battery is monitored, the limiting threshold temperature (slightly lower than the battery over-temperature protection temperature) and the recovery threshold temperature are set, so that the battery can keep higher charging current for a long time in the constant current charging stage under the condition of ensuring that the temperature of the equipment battery does not exceed the standard, the integral charging current in the constant current stage is improved, and the charging time is shortened. The invention can give consideration to both the charging speed and the temperature rise in the rapid charging process. The invention can be applied in the field of consumer electronics, in particular small-sized or miniature electronic devices.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 shows a flow chart of a charging method based on temperature monitoring according to an embodiment of the invention;
fig. 2 shows a schematic diagram of a charging method based on temperature monitoring according to an embodiment of the present invention.
The same or similar reference numbers in the drawings identify the same or similar elements.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
In a typical configuration of the present application, the terminal, the device serving the network, and the trusted party each include one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, computer readable media does not include non-transitory computer readable media (transient media), such as modulated data signals and carrier waves.
As shown in fig. 1 and 2, the present invention provides a charging method based on temperature monitoring, the method comprising:
step S1, performing constant current charging of preset primary current charging (large current) on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
if the preset threshold voltage is reached, step S3, the device battery is charged with constant voltage,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging (smaller current) on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
In an embodiment of the charging method based on temperature monitoring, in step S4, after determining whether the temperature of the device battery reaches a preset limit threshold temperature, the method further includes:
if the preset limit threshold temperature is not reached, step S6, after the constant current charging of the preset primary current charging (large current) is kept on the device battery, go to step S4.
If the preset limit threshold temperature is not reached, the constant current charging of the preset primary current charging (large current) is kept on the equipment battery, so that the overall charging current in the constant current stage can be increased, and the charging time can be shortened.
In an embodiment of the charging method based on temperature monitoring of the present invention, in step S5, after performing constant current charging of preset secondary current charging (smaller current) on the device battery, the method further includes:
step S7, determining whether the temperature of the device battery reaches a preset recovery threshold temperature, wherein the preset recovery threshold temperature is less than the preset recovery threshold temperature;
if the preset recovery threshold temperature is reached, in step S8, go to step S1.
If the preset recovery threshold temperature is reached, the constant current charging of the preset primary current charging (large current) is carried out on the equipment battery, so that the overall charging current in the constant current stage can be increased, and the charging time can be shortened.
In an embodiment of the charging method based on temperature monitoring, in step S7, after determining whether the temperature of the device battery reaches a preset recovery threshold temperature, the method further includes:
if the preset recovery threshold temperature is not reached, in step S9, after the constant current charging of the preset secondary current charging (large current) is maintained on the device battery, the process goes to step S7.
If the preset recovery threshold temperature is not reached, constant current charging of preset secondary current charging (large current) is kept on the equipment battery, and the charging speed and the temperature rise can be considered in the quick charging process.
In a specific embodiment of the charging method based on temperature monitoring of the present invention, the method includes:
step S1, performing constant current charging of preset primary current charging (large current) on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
if the preset threshold voltage is reached, step S3, the device battery is charged with constant voltage,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging (smaller current) on the device battery, and then turning to step S7, wherein the preset primary current is greater than the preset secondary current;
if the preset limit threshold temperature is not reached, step S6, after the constant current charging of the preset primary current charging (large current) is kept on the device battery, go to step S4;
step S7, determining whether the temperature of the device battery reaches a preset recovery threshold temperature, wherein the preset recovery threshold temperature is less than the preset recovery threshold temperature;
if the preset recovery threshold temperature is reached, in step S8, go to step S1;
if the preset recovery threshold temperature is not reached, in step S9, after the constant current charging of the preset secondary current charging (large current) is maintained on the device battery, the process goes to step S7.
According to the invention, by monitoring the temperature of the equipment battery and setting the limiting threshold temperature (slightly less than the battery over-temperature protection temperature) and the recovery threshold temperature, the battery can keep a higher charging current for a long time in the constant current charging stage under the condition of ensuring that the temperature of the equipment battery does not exceed the standard, the overall charging current in the constant current stage is improved, and the charging time is shortened. The invention can give consideration to both the charging speed and the temperature rise in the rapid charging process. The invention can be applied in the field of consumer electronics, in particular small-sized or miniature electronic devices.
According to another aspect of the present invention, there is also provided a charging apparatus based on temperature monitoring, wherein the apparatus includes:
the first device is used for carrying out constant current charging of preset primary current charging on the equipment battery;
second means for determining whether the voltage of the device battery reaches a predetermined threshold voltage,
the third device is used for carrying out constant voltage charging on the equipment battery if the preset threshold voltage is reached, and switching to the fourth device for execution if the preset threshold voltage is not reached; if the preset limit threshold temperature is reached, switching to a fifth device for execution;
a fourth means for judging whether the temperature of the device battery reaches a preset limit threshold temperature;
and the fifth device is used for carrying out constant current charging of preset secondary current charging on the equipment battery, wherein the preset limiting threshold temperature is less than the over-temperature protection temperature of the equipment battery, and the preset primary current is greater than the preset secondary current.
Further, the above apparatus further includes:
and the sixth device is used for switching to the fourth device for execution after constant current charging of preset primary current charging is kept on the equipment battery if the preset limit threshold temperature is not reached.
Further, the above apparatus further includes:
and a seventh device, configured to determine whether a temperature of the device battery reaches a preset recovery threshold temperature, where the preset recovery threshold temperature is lower than the preset recovery threshold temperature, and if the preset recovery threshold temperature is reached, turn to the first device to execute the operation.
Further, in the foregoing device, a seventh means is configured to determine whether the temperature of the device battery reaches a preset recovery threshold temperature, and if the temperature of the device battery does not reach the preset recovery threshold temperature, go to the ninth means to execute:
the charging equipment further comprises a ninth device, and the ninth device is used for switching to the seventh device for execution after constant current charging for charging the equipment battery by preset secondary current is kept.
According to another aspect of the present invention, there is also provided a computing-based device, comprising:
a processor; and
a memory arranged to store computer executable instructions that, when executed, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
According to another aspect of the present invention, there is also provided a computer-readable storage medium having stored thereon computer-executable instructions, wherein the computer-executable instructions, when executed by a processor, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
Compared with the prior art, the invention has the advantages that the temperature of the equipment battery is monitored, the limiting threshold temperature (slightly lower than the battery over-temperature protection temperature) and the recovery threshold temperature are set, so that the battery can keep higher charging current for a long time in the constant current charging stage under the condition of ensuring that the temperature of the equipment battery does not exceed the standard, the integral charging current in the constant current stage is improved, and the charging time is shortened. The invention can give consideration to both the charging speed and the temperature rise in the rapid charging process. The invention can be applied in the field of consumer electronics, in particular small-sized or miniature electronic devices.
For details of embodiments of each device and storage medium of the present invention, reference may be made to corresponding parts of each method embodiment, and details are not described herein again.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
It should be noted that the present invention may be implemented in software and/or in a combination of software and hardware, for example, as an Application Specific Integrated Circuit (ASIC), a general purpose computer or any other similar hardware device. In one embodiment, the software program of the present invention may be executed by a processor to implement the steps or functions described above. Also, the software programs (including associated data structures) of the present invention can be stored in a computer readable recording medium, such as RAM memory, magnetic or optical drive or diskette and the like. Further, some of the steps or functions of the present invention may be implemented in hardware, for example, as circuitry that cooperates with the processor to perform various steps or functions.
In addition, some of the present invention can be applied as a computer program product, such as computer program instructions, which when executed by a computer, can invoke or provide the method and/or technical solution according to the present invention through the operation of the computer. Program instructions which invoke the methods of the present invention may be stored on a fixed or removable recording medium and/or transmitted via a data stream on a broadcast or other signal-bearing medium and/or stored within a working memory of a computer device operating in accordance with the program instructions. An embodiment according to the invention herein comprises an apparatus comprising a memory for storing computer program instructions and a processor for executing the program instructions, wherein the computer program instructions, when executed by the processor, trigger the apparatus to perform a method and/or solution according to embodiments of the invention as described above.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the apparatus claims may also be implemented by one unit or means in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
Claims (10)
1. A charging method based on temperature monitoring, wherein the method comprises:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
2. The charging method based on temperature monitoring as claimed in claim 1, wherein after determining whether the temperature of the device battery reaches a preset limit threshold temperature at step S4, the method further comprises:
and step S6, if the preset limit threshold temperature is not reached, the constant current charging of the preset primary current charging is kept on the equipment battery, and then the step S4 is carried out.
3. The charging method based on temperature monitoring as claimed in claim 1, wherein step S5, after the constant current charging of the device battery with the preset secondary current, further comprises:
step S7, determining whether the temperature of the device battery reaches a preset recovery threshold temperature, wherein the preset recovery threshold temperature is less than the preset recovery threshold temperature;
if the preset recovery threshold temperature is reached, in step S8, go to step S1.
4. The charging method based on temperature monitoring as claimed in claim 1, wherein after determining whether the temperature of the device battery reaches a preset recovery threshold temperature at step S7, the method further comprises:
if the preset recovery threshold temperature is not reached, in step S9, after the constant current charging for the preset secondary current charging is kept on the device battery, the process goes to step S7.
5. A charging device based on temperature monitoring, wherein the device comprises:
the first device is used for carrying out constant current charging of preset primary current charging on the equipment battery;
second means for determining whether the voltage of the device battery reaches a predetermined threshold voltage,
the third device is used for carrying out constant voltage charging on the equipment battery if the preset threshold voltage is reached, and switching to the fourth device for execution if the preset threshold voltage is not reached; if the preset limit threshold temperature is reached, switching to a fifth device for execution;
a fourth means for judging whether the temperature of the device battery reaches a preset limit threshold temperature;
and the fifth device is used for carrying out constant current charging of preset secondary current charging on the equipment battery, wherein the preset limiting threshold temperature is less than the over-temperature protection temperature of the equipment battery, and the preset primary current is greater than the preset secondary current.
6. The charging device based on temperature monitoring of claim 5, further comprising:
and the sixth device is used for switching to the fourth device for execution after constant current charging of preset primary current charging is kept on the equipment battery if the preset limit threshold temperature is not reached.
7. The charging device based on temperature monitoring of claim 5, further comprising:
and a seventh device, configured to determine whether a temperature of the device battery reaches a preset recovery threshold temperature, where the preset recovery threshold temperature is lower than the preset recovery threshold temperature, and if the preset recovery threshold temperature is reached, turn to the first device to execute the operation.
8. The charging device based on temperature monitoring as claimed in claim 6, wherein a seventh means is configured to determine whether the temperature of the device battery reaches a preset recovery threshold temperature, and if the preset recovery threshold temperature is not reached, go to the ninth means to perform:
the charging equipment further comprises a ninth device, and the ninth device is used for switching to the seventh device for execution after constant current charging for charging the equipment battery by preset secondary current is kept.
9. A computing-based device, comprising:
a processor; and
a memory arranged to store computer executable instructions that, when executed, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
10. A computer-readable storage medium having computer-executable instructions stored thereon, wherein the computer-executable instructions, when executed by a processor, cause the processor to:
step S1, constant current charging of preset primary current charging is carried out on the equipment battery;
step S2, determining whether the voltage of the device battery reaches a preset threshold voltage,
step S3, if the preset threshold voltage is reached, performing constant voltage charging on the device battery,
if the preset threshold voltage is not reached, step S4, determining whether the temperature of the device battery reaches a preset limit threshold temperature;
if the preset limit threshold temperature is reached, step S5, performing constant current charging of preset secondary current charging on the device battery, where the preset limit threshold temperature is less than the over-temperature protection temperature of the device battery, and the preset primary current is greater than the preset secondary current.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113315196A (en) * | 2021-05-26 | 2021-08-27 | 闻泰通讯股份有限公司 | Constant-current charging control method and device, electronic equipment and storage medium |
| CN114546004A (en) * | 2022-04-25 | 2022-05-27 | 龙旗电子(惠州)有限公司 | Thermostat temperature adjusting method, thermostat temperature adjusting device, thermostat temperature adjusting equipment, readable storage medium and thermostat temperature adjusting product |
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| CN107437642A (en) * | 2017-08-07 | 2017-12-05 | 北京臻迪科技股份有限公司 | A kind of intelligent charging method and device |
| CN111356054A (en) * | 2020-03-13 | 2020-06-30 | 上海龙旗科技股份有限公司 | Earphone-based audio playing control method and system |
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| CN113315196A (en) * | 2021-05-26 | 2021-08-27 | 闻泰通讯股份有限公司 | Constant-current charging control method and device, electronic equipment and storage medium |
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| CN114546004B (en) * | 2022-04-25 | 2022-07-22 | 龙旗电子(惠州)有限公司 | Thermostat temperature adjusting method, thermostat temperature adjusting device, thermostat temperature adjusting equipment, readable storage medium and thermostat temperature adjusting product |
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