CN112803524A - Battery charging control method and device and terminal - Google Patents
Battery charging control method and device and terminal Download PDFInfo
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- CN112803524A CN112803524A CN202011638152.6A CN202011638152A CN112803524A CN 112803524 A CN112803524 A CN 112803524A CN 202011638152 A CN202011638152 A CN 202011638152A CN 112803524 A CN112803524 A CN 112803524A
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- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
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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
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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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- 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
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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
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- 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)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention is applicable to the technical field of batteries, and provides a battery charging control method, a device and a terminal. The battery charging control method comprises the following steps: acquiring the electric quantity of a battery; if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after a first floating charge stage, an equalizing charge stage and a second floating charge stage are sequentially carried out; if the electric quantity of the battery is larger than the first preset electric quantity threshold value and not larger than a second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after a second floating charging stage; and if the electric quantity of the battery is greater than the second preset electric quantity threshold value, the battery is not charged. The invention can solve the problem that the service life of the storage battery is shortened when the storage battery is charged uniformly frequently.
Description
Technical Field
The invention belongs to the technical field of batteries, and particularly relates to a battery charging control method, a battery charging control device and a terminal.
Background
The Storage Battery (Storage Battery) is a device for directly converting chemical energy into electric energy, and has the advantages of stable voltage, safety, reliability, low price, high recycling rate and the like, so that the Storage Battery is widely applied to various fields in the world, and the service life of the Storage Battery directly influences the reliability of power supply equipment.
At present, most of the charging methods of the storage battery are to uniformly charge the storage battery first and then float the storage battery. When the power grid is in a brown-out state or other conditions that the time of power grid voltage fluctuation is short, the discharging time of the storage battery is short, the electric quantity change of the storage battery is small, and the existing storage battery is charged uniformly firstly and then is subjected to floating charging. However, frequent recharging of the battery not only impacts the battery, but also reduces the useful life of the battery.
Disclosure of Invention
In view of the above, the present invention provides a battery charging control method, device and terminal, so as to solve the problems that the frequent uniform charging of the storage battery may cause impact on the battery, and the service life of the storage battery may be reduced.
A first aspect of an embodiment of the present invention provides a battery charging control method, including:
acquiring the electric quantity of a battery;
if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after a first floating charge stage, an equalizing charge stage and a second floating charge stage are sequentially carried out;
if the electric quantity of the battery is greater than the first preset electric quantity threshold value and not greater than the second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after the second floating charging stage;
and if the electric quantity of the battery is greater than the second preset electric quantity threshold value, the battery is not charged.
A second aspect of an embodiment of the present invention provides a battery charge control apparatus, including:
the electric quantity acquisition module is used for acquiring the electric quantity of the battery;
the first judgment control module is used for charging the battery by adopting a charging mode of stopping charging after sequentially passing through the first floating charging stage, the equalizing charging stage and the second floating charging stage if the electric quantity of the battery is not larger than a first preset electric quantity threshold value;
the second judgment control module is used for charging the battery in a charging mode of stopping charging after a second floating charging stage if the electric quantity of the battery is greater than the first preset electric quantity threshold value and not greater than a second preset electric quantity threshold value;
and the third judgment control module is used for not charging the battery if the electric quantity of the battery is greater than the second preset electric quantity threshold value.
A third aspect of embodiments of the present invention provides a terminal, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor implements the steps of any one of the battery charging control methods when executing the computer program.
A fourth aspect of embodiments of the present invention provides a computer-readable storage medium storing a computer program which, when executed by a processor, implements the steps of any of the battery charge control methods.
Compared with the prior art, the invention has the following beneficial effects:
the embodiment of the invention obtains the electric quantity of the battery; if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after a first floating charge stage, an equalizing charge stage and a second floating charge stage are sequentially carried out; if the electric quantity of the battery is greater than the first preset electric quantity threshold value and not greater than the second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after the second floating charging stage; and if the electric quantity of the battery is greater than the second preset electric quantity threshold value, the battery is not charged. The frequent uniform charging of the battery can be avoided by selecting different charging modes according to different electric quantities of the battery, and the service life of the battery can be prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a flowchart of an implementation of a battery charging control method according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a battery charging control apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a terminal according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description is made by way of specific embodiments with reference to the accompanying drawings.
In an embodiment of the present invention, referring to fig. 1, an implementation flowchart of a battery charging control method provided in an embodiment of the present invention is shown, and may include:
and S101, acquiring the electric quantity of the battery.
Optionally, the electric quantity of the battery can be acquired through the battery management system, the electric quantity of the battery can be acquired at preset intervals, and the electric quantity of the battery can also be acquired when the voltage of the power grid fluctuates.
And S102, if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after the first floating charging stage, the equalizing charging stage and the second floating charging stage are sequentially carried out.
S103, if the electric quantity of the battery is larger than a first preset electric quantity threshold value and not larger than a second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after a second floating charging stage;
and S104, if the electric quantity of the battery is greater than a second preset electric quantity threshold value, the battery is not charged.
The embodiment of the invention obtains the electric quantity of the battery; if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after a first floating charge stage, an equalizing charge stage and a second floating charge stage are sequentially carried out; if the electric quantity of the battery is greater than the first preset electric quantity threshold value and not greater than the second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after the second floating charging stage; and if the electric quantity of the battery is greater than a second preset electric quantity threshold value, charging the battery. The frequent uniform charging of the battery can be avoided by selecting different charging modes according to different electric quantities of the battery, and the service life of the battery can be prolonged.
In an embodiment of the present invention, the step S102 of "charging the battery by stopping charging after sequentially passing through the first floating stage, the equalizing stage and the second floating stage" may include:
in the first floating charge stage, the battery is charged in a floating charge mode, and the floating charge current of the battery is acquired in real time.
Optionally, when the battery needs to be charged, the battery is preferentially charged in a floating charging mode.
The float current is a charging current when the battery is charged in a float manner.
And in a first preset time, when the floating charging current is greater than or equal to a first preset current threshold, entering a uniform charging stage, charging the battery in a uniform charging mode, and acquiring the uniform charging current of the battery in real time.
Wherein, the equalizing charge mode is the equalizing charge mode. The equalizing charge current is a charge current when the battery is charged in the equalizing charge manner.
When the average charging current is smaller than a second preset current threshold value, entering a second floating charging stage, charging the battery in a floating charging mode, and stopping charging the battery after a second preset time; and the second preset time is greater than the first preset time.
Optionally, the first preset current threshold, the second preset current threshold, the first preset time and the second preset time may be set according to actual needs, and in general, the second preset time is greater than the first preset time, and the first preset current threshold is greater than the second preset current threshold.
In an embodiment of the present invention, after the "acquiring a float current of the battery in real time", the battery current control method may further include:
and if the duration time of the float current which is less than the first preset current threshold value is not less than the second preset time, stopping charging the battery.
In the embodiment of the invention, when the electric quantity in the battery is smaller, the battery can be charged in a three-stage manner, namely floating charge, uniform charge and floating charge; when the electric quantity in the battery is large, namely the electric quantity in the battery is close to full charge, the battery can be float-charged to full charge.
In an embodiment of the present invention, the "entering a uniform charging phase when the float current is greater than or equal to a first preset current threshold within a first preset time, charging the battery in a uniform charging manner, and obtaining a uniform charging current of the battery in real time" may include:
in a first preset time, when the duration time that the floating charging current is greater than or equal to a first preset current threshold value is not less than a third preset time, entering a uniform charging stage, charging the battery in a uniform charging mode, and acquiring a uniform charging current of the battery in real time; the third preset time is less than the first preset time.
In one embodiment of the present invention, after stopping charging, the battery charging control method may further include:
and if the electric quantity of the battery is greater than the second preset electric quantity threshold value within the fourth preset time, controlling the battery to enter a dormant state.
In one embodiment of the present invention, after controlling the battery to enter the sleep state, the battery charging control method may further include:
and if the battery is changed from the dormant state to the awakening state, monitoring the electric quantity of the battery in real time, and determining the charging mode of the battery according to the electric quantity of the battery.
After the battery is stopped being charged for a period of time, the battery may already enter a sleep mode, when the grid is subjected to power dazzling or voltage fluctuation, the outside may need to work by the battery at this time, after the battery is awakened, the electric quantity of the battery is detected, and the charging mode from S102 to S104 is selected according to the electric quantity of the battery to charge the battery.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
Corresponding to the battery charging control method, the embodiment of the invention also provides a battery charging control device, and the battery charging control device and the battery charging control method have the same beneficial effects.
Fig. 2 shows a schematic structural diagram of a battery charging control apparatus 20 according to an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and detailed descriptions are as follows:
in one embodiment of the present invention, as shown in fig. 2, the battery charge control device 20 includes:
an electric quantity obtaining module 201, configured to obtain an electric quantity of a battery;
the first judging module 202 is configured to charge the battery in a charging manner that the charging is stopped after the first floating charge stage, the equalizing charge stage and the second floating charge stage are sequentially performed if the electric quantity of the battery is not greater than a first preset electric quantity threshold;
a second determination module 203, configured to charge the battery in a charging manner that the charging is stopped after the second float charging stage if the electric quantity of the battery is greater than the first preset electric quantity threshold and is not greater than the second preset electric quantity threshold;
the third determining module 204 does not charge the battery if the electric quantity of the battery is greater than the second preset electric quantity threshold.
In an embodiment of the present invention, the first determining control module 202 may include a float charging control unit, a determining control unit, and an equalizing control unit;
the floating charge control unit is used for charging the battery in a floating charge mode in a first floating charge stage and acquiring the floating charge current of the battery in real time;
the judging control unit is used for entering a uniform charging stage when the floating charging current is greater than or equal to a first preset current threshold value within first preset time, charging the battery in a uniform charging mode, and acquiring the uniform charging current of the battery in real time;
the equalizing charge control unit is used for entering a second floating charge stage when the equalizing charge current is smaller than a second preset current threshold value, charging the battery in a floating charge mode, and stopping charging the battery after second preset time; and the second preset time is greater than the first preset time.
In an embodiment of the present invention, the determining and controlling unit is further configured to charge the battery in an equalizing manner and obtain an equalizing charge flow of the battery in real time when the duration of the float charge flow being greater than or equal to the first preset current threshold is not less than a third preset time within a first preset time; the third preset time is less than the first preset time.
In one embodiment of the present invention, the battery charge control device 20 further comprises a sleep module;
and the dormancy module is used for controlling the battery to enter a dormant state if the electric quantity of the battery is greater than the second preset electric quantity threshold value within the fourth preset time.
In one embodiment of the present invention, the battery charge control device 20 further includes a cycling control module;
and the cycle control module is used for monitoring the electric quantity of the battery in real time and determining the charging mode of the battery according to the electric quantity of the battery if the battery is changed from the dormant state to the awakening state.
Fig. 3 is a schematic diagram of a terminal according to an embodiment of the present invention. As shown in fig. 3, the terminal 30 of this embodiment includes: a processor 301, a memory 302, and a computer program 303 stored in the memory 302 and operable on the processor 301. The processor 301, when executing the computer program 303, implements the steps in the various battery charge control method embodiments described above, such as S101 to S104 shown in fig. 1. Alternatively, the processor 301, when executing the computer program 303, implements the functions of the various modules/units in the above-described apparatus embodiments, such as the functions of the units/modules 201 to 204 shown in fig. 2.
Illustratively, the computer program 303 may be partitioned into one or more modules/units, which are stored in the memory 302 and executed by the processor 301 to implement the present invention. One or more of the modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution of the computer program 303 in the terminal 30. For example, the computer program 303 may be divided into the electric quantity obtaining module 201, the first determining module 202, the second determining module 203, and the third determining module 204, and the specific functions of each unit are as follows:
an electric quantity obtaining module 201, configured to monitor an electric quantity of a battery;
the first judging module 202 is configured to charge the battery in a charging manner that the charging is stopped after the first floating charge stage, the equalizing charge stage and the second floating charge stage are sequentially performed if the electric quantity of the battery is not greater than a first preset electric quantity threshold;
a second determination module 203, configured to charge the battery in a charging manner that the charging is stopped after the second float charging stage if the electric quantity of the battery is greater than the first preset electric quantity threshold and is not greater than the second preset electric quantity threshold;
the third determining module 204 does not charge the battery if the electric quantity of the battery is greater than the second preset electric quantity threshold.
The terminal 30 may be a desktop computer, a notebook, a palm computer, a cloud server, or other computing devices. The terminal may include, but is not limited to, a processor 301, a memory 302. Those skilled in the art will appreciate that fig. 3 is merely an example of a terminal 30 and does not constitute a limitation of terminal 30 and may include more or fewer components than shown, or some of the components may be combined, or different components, e.g., the terminal may also include input-output devices, network access devices, buses, etc.
The Processor 301 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The storage 302 may be an internal storage unit of the terminal 30, such as a hard disk or a memory of the terminal 30. The memory 302 may also be an external storage device of the terminal 30, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), etc. provided on the terminal 30. Further, the memory 302 may also include both internal and external memory units of the terminal 30. The memory 302 is used for storing computer programs and other programs and data required by the terminal. The memory 302 may also be used to temporarily store data that has been output or is to be output.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules, so as to perform all or part of the functions described above. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal and method may be implemented in other ways. For example, the above-described apparatus/terminal embodiments are merely illustrative, and for example, a module or a unit may be divided into only one logical function, and may be implemented in other ways, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow in the method according to the embodiments of the present invention may also be implemented by a computer program to instruct related hardware, where the computer program may be stored in a computer readable storage medium, and when the computer program is executed by a processor, the computer program may implement the steps of the embodiments of the method. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer readable medium may include: any entity or device capable of carrying computer program code, recording medium, U.S. disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution media, and the like. It should be noted that the computer readable medium may include any suitable increase or decrease as required by legislation and patent practice in the jurisdiction, for example, in some jurisdictions, computer readable media may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A battery charge control method, comprising:
acquiring the electric quantity of a battery;
if the electric quantity of the battery is not larger than a first preset electric quantity threshold value, the battery is charged in a charging mode that the charging is stopped after a first floating charge stage, an equalizing charge stage and a second floating charge stage are sequentially carried out;
if the electric quantity of the battery is larger than the first preset electric quantity threshold value and not larger than a second preset electric quantity threshold value, the battery is charged in a charging mode of stopping charging after a second floating charging stage;
and if the electric quantity of the battery is greater than the second preset electric quantity threshold value, the battery is not charged.
2. The battery charging control method according to claim 1, wherein the charging of the battery by stopping the charging after the first float charging stage, the equalizing charging stage, and the second float charging stage in this order comprises:
in the first floating charge stage, the battery is charged in a floating charge mode, and the floating charge current of the battery is acquired in real time;
in a first preset time, when the float current is greater than or equal to a first preset current threshold, entering a uniform charging stage, charging the battery in a uniform charging mode, and acquiring the uniform charging current of the battery in real time;
when the average charging current is smaller than a second preset current threshold value, entering a second floating charging stage, charging the battery in a floating charging mode, and stopping charging the battery after second preset time; and the second preset time is greater than the first preset time.
3. The battery charging control method according to claim 2, wherein the entering a uniform charging phase when the float current is greater than or equal to a first preset current threshold within a first preset time, charging the battery in a uniform charging manner, and obtaining a uniform charging current of the battery in real time comprises:
in a first preset time, when the duration time that the float current is greater than or equal to a first preset current threshold value is not less than a third preset time, entering a uniform charging stage, charging the battery in a uniform charging mode, and acquiring a uniform charging current of the battery in real time; the third preset time is less than the first preset time.
4. The battery charge control method according to any one of claims 1 to 3, further comprising, after the stopping of charging:
and if the electric quantity of the battery is greater than the second preset electric quantity threshold value within the fourth preset time, controlling the battery to enter a dormant state.
5. The battery charge control method according to claim 4, wherein after said controlling the battery to enter the sleep state, the battery charge control method further comprises:
and if the battery is changed from the dormant state to the awakening state, monitoring the electric quantity of the battery in real time, and determining the charging mode of the battery according to the electric quantity of the battery.
6. A battery charge control device, comprising:
the electric quantity acquisition module is used for acquiring the electric quantity of the battery;
the first judgment control module is used for charging the battery in a charging mode of stopping charging after sequentially passing through a first floating charging stage, an equalizing charging stage and a second floating charging stage if the electric quantity of the battery is not larger than a first preset electric quantity threshold value;
the second judgment control module is used for charging the battery in a charging mode of stopping charging after a second floating charging stage if the electric quantity of the battery is greater than the first preset electric quantity threshold value and not greater than a second preset electric quantity threshold value;
and the third judgment control module is used for not charging the battery if the electric quantity of the battery is greater than the second preset electric quantity threshold value.
7. The battery charge control device according to claim 6, wherein the first determination control module includes a float charge control unit, a determination control unit, and an equalizing charge control unit;
the floating charge control unit is used for charging the battery in a floating charge mode in a first floating charge stage and acquiring the floating charge current of the battery in real time;
the judging control unit is used for entering a uniform charging stage when the floating charging current is greater than or equal to a first preset current threshold value within a first preset time, charging the battery in a uniform charging mode, and acquiring the uniform charging current of the battery in real time;
the equalizing charge control unit is used for entering a second floating charge stage when the equalizing charge current is smaller than a second preset current threshold value, charging the battery in a floating charge mode, and stopping charging the battery after second preset time; and the second preset time is greater than the first preset time.
8. The battery charge control apparatus according to claim 7, comprising:
the judging and controlling unit is further used for entering a uniform charging stage when the duration time that the floating charging current is greater than or equal to the first preset current threshold value is not less than a third preset time within a first preset time, charging the battery in a uniform charging mode, and acquiring a uniform charging current of the battery in real time; the third preset time is less than the first preset time.
9. A terminal comprising a memory, a processor and a computer program stored in the memory and executable on the processor, wherein the processor implements the steps of the battery charge control method according to any of claims 1 to 5 when executing the computer program.
10. A computer-readable storage medium, in which a computer program is stored, which, when being executed by a processor, carries out the steps of the battery charge control method according to any one of claims 1 to 5 above.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101359841A (en) * | 2007-07-31 | 2009-02-04 | 上海施能电器设备厂 | Charging machine |
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