CN108270043A - A kind of method for charging batteries, terminal and computer readable storage medium - Google Patents
A kind of method for charging batteries, terminal and computer readable storage medium Download PDFInfo
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- CN108270043A CN108270043A CN201711317737.6A CN201711317737A CN108270043A CN 108270043 A CN108270043 A CN 108270043A CN 201711317737 A CN201711317737 A CN 201711317737A CN 108270043 A CN108270043 A CN 108270043A
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- Prior art keywords
- battery
- charging
- battery pack
- voltage
- current
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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
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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 discloses a kind of method for charging batteries, terminal and computer readable storage medium, this method carries out the battery in battery pack as unit of single battery voltage monitoring, and battery pack includes the battery of at least two series connection;Charging strategy to battery pack is determined, and charge to battery pack according to charging strategy according to the voltage monitoring result to battery.Solve existing cannot monitor voltage of serially-connected cells respectively, series-connected cell global voltage can only be monitored, the problem of battery in battery pack is caused to be likely to occur overcharge, the invention also discloses a kind of equipment and computer readable storage mediums, by implementing said program, realize and monitor cell voltage in battery pack, the effect to charge according to the voltage monitoring result of battery to battery pack respectively, the charging risk of series-connected cell is reduced, improves user satisfaction.
Description
Technical field
The present invention relates to electronic technology fields, can more specifically to a kind of method for charging batteries, terminal and computer
Read storage medium.
Background technology
With the development of science and technology, smart mobile phone already becomes the center of personal information, it is slight upper that tablet then meets everybody
The entertainment requirements such as net, game, video, PC are then to undertake office responsibility.Although single product is functionally stronger and stronger,
Modal boundary is increasingly fuzzyyer.Digital product increasingly displaying rather than functionalization, large and complete product is by pole
Degree demand.
With popularizing for the terminals such as smart mobile phone and tablet computer, in order to adapt to the demand that people use, these terminals
Screen size is also increasing, therefore the power consumption of terminal is also higher and higher, to meet the needs of market is using duration, promotes battery
The charge capacity of group by this achieve the effect that be promoted terminal using duration be it is the most direct in a manner of.So it will naturally incite somebody to action
Polylith cell parallel is connected serially to and comes together to form battery pack to promote the charge capacity of battery, when increasing the use of terminal
It is long.But in existing technology only the voltage of battery pack entirety is monitored, according to the charging situation of battery pack entirety into
Row charging, can't be monitored battery individual in battery pack, then may just will appear current charging strategy and discomfort
The situation of individual battery in suitable battery pack damages the battery core of battery, jeopardizes the safety of terminal.
Invention content
The technical problem to be solved in the present invention is the battery pack that multiple battery series-parallel connections are formed, and can only monitor integral battery door
The voltage of group, with the growth of usage time, each connection in series-parallel battery will appear poor performance alienation, battery pack occurs and shows electricity
Electricity saturation, existing charging strategy will continue to charge still to battery pack certain batteries in amount underfill but battery pack
Certain batteries have been not suitable for situation about recharging in battery pack, lead to certain battery over charge in battery pack;It there is also
Battery pack show voltage can carry out high current quick charge but battery pack in certain cell voltages it is relatively low, bear big electricity
The situation of battery core is damaged during current charge.For the technical problem, a kind of method for charging batteries, terminal are provided and computer-readable deposited
Storage media.
In order to solve the above technical problems, the present invention provides a kind of method for charging batteries, the method for charging batteries includes:
Voltage monitoring is carried out to the battery in battery pack as unit of single battery, the battery pack includes at least two strings
The battery of connection;
Charging strategy to the battery pack is determined, and according to the charging strategy according to the voltage monitoring result to battery
It charges to the battery pack.
Optionally, before described the step of carrying out voltage monitoring to the battery in battery pack as unit of single battery, also
Including:Monitor that externally fed power supply is electrically connected with the battery pack and charges to the battery pack.
Optionally, it after described the step of being charged according to the charging strategy to the battery pack, further includes:Institute
When stating the voltage of at least one battery in battery pack more than or equal to saturation threshold, stop the charging to the battery pack, and stop
To the voltage monitoring of battery in the battery pack.
Optionally, described the step of carrying out voltage monitoring to the battery in battery pack as unit of single battery, includes:
The voltage monitoring as unit of single battery is carried out to battery each in the battery pack.
Optionally, the basis determines the voltage monitoring result of battery the charging strategy to the battery pack, and according to
The step of charging strategy charges to the battery pack includes:
It prescribes a time limit in the voltage for monitoring at least one battery in the battery pack less than low electric switch, selects charging current value small
It charges in the charging strategy equal to battery core protective current to the battery pack.
Optionally, the basis determines the voltage monitoring result of battery the charging strategy to the battery pack, and according to
The step of charging strategy charges to the battery pack includes:
Low electric switch limit is all higher than in the voltage for monitoring each battery in the battery pack and is prescribed a time limit less than high electric switch, and selection is filled
The charging strategy that electric current value is more than or equal to fast charge electric current charges to the battery pack.
Optionally, the basis determines the voltage monitoring result of battery the charging strategy to the battery pack, and according to
The step of charging strategy charges to the battery pack includes:
It prescribes a time limit in the voltage for monitoring at least one battery in the battery pack more than high electric switch, selects charging current value small
It charges in equal to the charging strategy for overcharging protective current to the battery pack.
Optionally, it is gradual to the charging current of battery pack charging as the charging time elapses in the charging strategy
Reduce.
Further, the present invention also provides a kind of terminal, the terminal includes processor, memory and communication bus;
The communication bus is used to implement the connection communication between processor and memory;
The processor is used to perform one or more program stored in memory, to realize described in any of the above-described
Method for charging batteries the step of.
Further, the present invention also provides a kind of computer readable storage medium, the computer readable storage mediums
One or more program is stored with, one or more of programs can be performed by one or more processor, to realize
The step of method for charging batteries described in any one of the above embodiments.
Advantageous effect
The present invention provides a kind of method for charging batteries, terminal and computer readable storage medium, battery of the invention charging
Technology is to carry out voltage monitoring to the battery in battery pack as unit of single battery, true according to the voltage monitoring result to battery
The fixed charging strategy to battery pack, and charged according to charging strategy to battery pack.Charging scheme provided by the invention passes through
Voltage monitoring is carried out to the battery in battery pack as unit of single battery, and determines filling for battery pack according to testing result
Electric strategy, has abandoned and battery pack global voltage is solely focused in existing charging scheme, and determines charging strategy according to global voltage
Way, solve the problems, such as to be not suitable for percentage of batteries according to the charging strategy that global voltage determines in the prior art, avoid
The damage that existing charging scheme brings battery in battery pack ensure that the reliability of battery, and extend battery pack uses the longevity
Life improves the satisfaction of user.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described, in attached drawing:
The hardware architecture diagram of Fig. 1 each optional mobile terminals of embodiment one to realize the present invention;
Fig. 2 is the method for charging batteries basic flow chart that first embodiment of the invention provides;
Fig. 3 is the basic charging process flow of method for charging batteries external charging equipment that first embodiment of the invention provides
Figure;
Fig. 4 is that the method for charging batteries that first embodiment of the invention provides stops monitoring cell voltage flow chart;
Fig. 5 is the method for charging batteries refined flow chart that second embodiment of the invention provides;
Fig. 6 is the structure diagram of terminal that third embodiment of the invention provides;
Fig. 7 is the terminal that third embodiment of the invention provides and the connection diagram of battery;
Fig. 8 is the basic flow chart of terminal applies method for charging batteries that third embodiment of the invention provides;
Fig. 9 is the electricity schematic diagram of display interface of mobile phone that third embodiment of the invention provides;
Figure 10 is the quick charge schematic diagram of display interface of mobile phone that third embodiment of the invention provides;
Figure 11 is the non-rapid charging schematic diagram for the display interface of mobile phone that third embodiment of the invention provides;
Figure 12 is that the prompting user of display interface of mobile phone that third embodiment of the invention provides pulls up power supply schematic diagram.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, using for representing that the suffix of such as " module ", " component " or " unit " of element is only
Be conducive to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention can include such as mobile phone, tablet
Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
The shiftings such as media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer
The dynamic fixed terminals such as terminal and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
For moving except the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware architecture diagram of its mobile terminal of each embodiment to realize the present invention, the shifting
Dynamic terminal 100 can include:RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103rd, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108th, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not form the restriction to mobile terminal, and mobile terminal can be included than illustrating more or fewer components,
Either combine certain components or different components arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1:
Radio frequency unit 101 can be used for receive and send messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, handled to processor 110;In addition, the data of uplink are sent to base station.In general, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, it penetrates
Frequency unit 101 can also communicate with network and other equipment by radio communication.Above-mentioned wireless communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it has provided wireless broadband internet to the user and has accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and must be configured into for mobile terminal is not belonging to, it completely can be according to need
It to be omitted in the range for the essence for not changing invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
Formula, speech recognition mode, broadcast reception mode when under isotypes, it is that radio frequency unit 101 or WiFi module 102 are received or
The audio data stored in memory 109 is converted into audio signal and exports as sound.Moreover, audio output unit 103
The relevant audio output of specific function performed with mobile terminal 100 can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 can include loud speaker, buzzer etc..
A/V input units 104 are used to receive audio or video signal.A/V input units 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the image data of video obtained in image capture mode by image capture apparatus (such as camera) carry out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition)
The noise generated during frequency signal or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify the application of mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.;
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared ray sensor, details are not described herein.
Display unit 106 is used to show by information input by user or be supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Display panel 1061 is configured in forms such as (Organic Light-Emitting Diode, OLED).
User input unit 107 can be used for receiving the number inputted or character information and generation and the use of mobile terminal
The key signals input that family is set and function control is related.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects such as finger, stylus or attachment on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller;Touch controller receives touch information from touch detecting apparatus, and by it
Contact coordinate is converted into, then gives processor 110, and the order that processor 110 is sent can be received and performed.It in addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
It is one or more, do not limit herein specifically.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be the component independent as two to realize the function that outputs and inputs of mobile terminal, but in certain embodiments, it can
The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) can include wired or wireless head-band earphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for device of the connection with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.;Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part is stored in storage by running or performing the software program being stored in memory 109 and/or module and call
Data in device 109 perform the various functions of mobile terminal and processing data, so as to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units;Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
Based on above-mentioned mobile terminal hardware configuration, each embodiment of the method for the present invention is proposed.
First embodiment
In order to be better understood on the present invention, the present embodiment provides a kind of method for charging batteries, Fig. 2 be the present embodiment provides
Method for charging batteries basic flow chart, which includes:
S201:Voltage monitoring is carried out to the battery in battery pack as unit of single battery.
In the present invention, this method is to obtain the electricity in battery pack by carrying out voltage monitoring to the battery in battery pack
The power levels in pond, the acquisition modes of the electric energy of battery are varied, can be the numerical value by directly measuring cell voltage
Size or by measuring the size of output current in conjunction with current resistance etc. data come comprehensive descision, the side of acquisition
Formula includes but not limited to above-mentioned mode.It will be understood by those skilled in the art that the composition of battery pack can include at least two
The battery pack that the battery of a series connection can be the series-parallel circuit of several battery compositions and form.
It should be noted that this method is to carry out voltage monitoring to the battery in battery pack as unit of single battery.
Wherein it should be noted that can the voltage of each battery in battery pack is monitored namely each battery
Current voltage condition can all be monitored and be recorded, and can be concerned about the voltage feelings of each individual cells in battery pack in this way
Condition so as to ensure that the actual conditions of every piece of battery are taken into account when subsequently selected charging strategy, is reduced every to the greatest extent
Block battery, which exists, is overcharged the risk that battery core is damaged with high current.It can also be the part to being formed as unit of single battery
Battery module carries out voltage monitoring, and some or certain percentage of batteries is individually monitored, for example, having in some battery pack
Tri- pieces of batteries of A, B, C, they are all the battery pack being composed in series, and the battery module that can be formed to A and B battery is monitored,
And C batteries are separately monitored, then we will obtain the voltage value for the battery module that A and B battery are connected in series and C electricity
The individual voltage value in pond;Similarly or A and B battery are the battery module in parallel formed, then can also obtain A and B
The voltage value for the battery module that cell parallel forms and the individual voltage value of C batteries;For the battery pack of more battery compositions,
More monitoring modes can be rationally inferred to by above-mentioned example to be monitored.
For different battery packs, their circuit is also diversified, and the mode of monitoring can according to different circuits
To there is different settings, above-mentioned example can not limit the range of the protection of this programme.For the former monitoring mode, monitoring is every
The current voltage situation of one piece of battery can largely protect the safety of every piece of battery, certain batteries is avoided to occur what is overcharged
Problem;And another monitoring mode, it divides percentage of batteries into same battery module, the monitoring of voltage is carried out to module, such as
Divide the extremely similar battery of some performances into same module or for the more complicated battery pack of some connection in series-parallel portion therein
Parallel circuit carries out module voltage monitoring, can effectively reduce the data volume of monitoring and reduce the difficulty of monitoring, avoid overcharging
Under the premise of damaging battery core risk with high current, the efficiency of terminal processes voltage data is improved, reduces the burden of monitoring, simultaneously also
Can battery larger to some performance differences or that usage time is longer be separately monitored, pass through module monitors and individually prison
The mode for surveying two kinds of combinations carries out the voltage monitoring of battery pack.
Before carrying out carrying out voltage monitoring to the battery in battery pack as unit of single battery, further include outside monitoring
Portion's power supply is electrically connected with the battery pack and charges to the battery pack.In other words, it is filled to battery pack
Before electricity, voltage monitoring may can't be carried out to the battery in battery pack as unit of single battery.Because when not charging,
Battery pack is normally exporting electric energy, does not need to be monitored the battery of its inside;It is accessed eventually in external charging equipment
End is established with battery pack to be electrically connected, when may be charged by the fractional hardware of terminal to battery pack, in some embodiments
In, such as having charge management module and monitoring cell electricity quantity module in terminal, charge management module can send voltage monitoring
It instructs and gives monitoring cell electricity quantity module, monitoring cell electricity quantity module will be to the voltage of battery pack after receiving voltage monitoring instruction
It is monitored;It is understood that may be after disconnecting electrical connection or stopping to the charging of battery pack, charge management module is just
Voltage monitoring halt instruction can be sent and give monitoring cell electricity quantity module, monitoring cell electricity quantity module receives voltage monitoring stopping and refers to
It will stop the voltage monitoring to battery pack after order.
S202:Charging strategy to battery pack is determined, and according to charging strategy pair according to the voltage monitoring result to battery
The battery pack charges.
Terminal can be monitored the charge condition of the battery pack of terminal, including the voltage to battery each in battery pack
Situation is monitored, and determining and adjusting for corresponding charging strategy is carried out by the situation of battery monitored, further according to charging
Strategy charges.
In some embodiments, the voltage monitoring instruction of charge management module transmission is received in monitoring cell electricity quantity module
The voltage of battery pack will be monitored afterwards, monitoring cell electricity quantity module can send the battery voltage data monitored
To charge management module, charge management module can analyze voltage data and determine corresponding charging strategy, according to
Charging strategy can charge to battery pack.
Wherein, charge management module can change the output current of external charging equipment by the communication protocol that charges, and also may be used
Change the size of input current with the current limiter by charge management module itself, determining charging strategy is coordinated with this
Demand current size.For example charging strategy at this time needs 2 amperes of current versus cell group to charge, and electric current before
Size only has 1 ampere, then may need to charge management module at this time and external charging equipment is sent out by the communication protocol that charges
It delivers letters breath, it is desirable that the increase of external charging equipment outputs current to 2 amperes;Under some scenes, some external charging equipment may be defeated
It is always 2 amperes to go out electric current, but charging strategy at this time only needs the input current of 200 milliamperes, then Charge Management mould
Block may will carry out input current current limliting, only can input the electric current of 200 milliamperes to battery pack and charge.
Below to charging strategy and according to charging strategy carry out charging illustrate, as shown in figure 3, Fig. 3 be external charging
The basic charging process flow chart of equipment.
It prescribes a time limit in the voltage for monitoring at least one battery in the battery pack less than low electric switch, selects charging current value small
It charges in the charging strategy equal to battery core protective current to battery pack.It, may be in the electricity in battery pack in some scenes
Pond power consumption is larger, and the power consumption of battery pack close to exhausting, also all locate substantially by most of battery of internal battery pack at this time
In the state of low-voltage, then established after being electrically connected in access external charging equipment and with battery pack at this time, battery capacity prison
The voltage value of battery in battery pack will be real-time monitored by surveying module, wherein possible most battery is all in very low-voltage shape
Under condition, this voltage value data is sent to charge management module, charge management module is after voltage value data is received, analysis
Find that the voltage of at least one battery is limited less than low electric switch afterwards, low electricity threshold voltage can be that those skilled in the art set
One suitable low voltage value is used as low threshold voltage with this, and charge management module is in order to protect battery in battery pack
The purpose of battery core, it is possible to charging current value be selected to be less than the charging strategy of battery core protective current, and carried out to the battery pack
Charging.It will be understood by those skilled in the art that in the case where battery is in low voltage condition, low current is needed first to charge the battery
The voltage of battery is raised with this, after the battery core of battery is in stable condition, large current charge could be carried out.Determining selection charging
After current value is less than or equal to the charging strategy of battery core protective current, one can only be maintained to the input current that battery pack charges
A trickle current size less than or equal to battery core protective current.Battery voltage value in battery pack is all higher than low electric switch voltage limit
After value, other charging strategies can may be just selected, this prevents certain block battery because by high current during low-voltage
Charge and damage battery core the occurrence of.
In certain scenarios, the electric energy of battery can be respectively situation about almost exhausting and only relatively low feelings of current voltage
Condition, although both of these case is required for advanced row low current charge to raise cell voltage and stablize battery core, in order to save
Time, the charging current of low current are can be changed according to the situation of battery.Before safety and technology allow
It puts, for example the current voltage of battery is in 1 volt or so of extremely low voltage, is limited well below low electric switch, is carrying out battery core protection
When electric current charges, it is necessary to extremely low trickle current be selected to charge, such as 100 milliamperes or so;A timing is carried out in charging
Between after, the current voltage of battery has been lifted to 2 volts or so, then can select a phase higher small electricity than before at this time
Stream charges, such as 300 milliamperes or so.
After the charging of the trickle current of certain time, the cell voltage in battery pack can may all be lifted to one
Metastable voltage is all higher than low electric switch limit in the voltage for monitoring each battery in battery pack and prescribes a time limit less than high electric switch, electricity
The voltage that pond electric quantity monitoring module will real-time monitor battery in current battery is all already higher than low electric switch voltage limit, and will
This voltage data is sent to charge management module, and the cell voltage in battery pack has been in a metastable electricity at this time
Pressure can select the charging strategy that charging current value is more than or equal to fast charge electric current to charge the battery pack, i.e.,
By constant-current charge come give battery pack charge, in general the charging current of this charging strategy can larger and electric current be it is constant greatly
Small, it is quickly charged with this, the ratio that cell voltage can also rise is very fast.Similarly, the size of fast charge electric current can be this
One suitable current value of field technology personnel setting, after more than this fast charge electric current under the premise of it will not damage battery again
It can charge the battery as soon as possible.
After the charging of the continuous current of certain time, the cell voltage in battery pack can may all be lifted to one
Higher voltage, battery capacity at this time may be soon full of, and battery pack battery therein has possible quilt in order to prevent
Quick-fried danger is filled, the voltage that battery in current battery is real-time monitored in monitoring cell electricity quantity module all has been above high electric switch
Voltage limit, and this voltage data is sent to charge management module, charge management module will select charging current value to be less than etc.
It charges to the battery pack in the charging strategy for overcharging protective current, can also be filled by constant-voltage charge to battery pack
Electricity.Similarly, the size for overcharging protective current can be a suitable current value of those skilled in the art's setting, less than this
It overcharges after electric current under the premise of it can carry out battery compared with charging battery and is not in that battery is filled to quick-fried situation.In this charging
In strategy, as the charging time elapses, the charging current of battery pack charging will be gradually reduced, because input voltage will at this time
Can be using the saturation threshold that charges as standard, with the raising of the voltage of battery pack, the voltage of battery pack becomes closer to saturation threshold
Voltage, then overcharging protective current will taper into, and prevent from filling on the battery in battery pack quick-fried.
After the charging of the constant-voltage power supply of certain time, the battery in battery pack may level off at full charge
Situation, the voltage of at least one battery is more than saturation threshold in battery pack, illustrates that the battery in battery pack at this time fills with,
It charges there may be danger, although possible battery pack does not show fully charged situation at this time, still needs again
Stop charging to protect the safety of Individual cells.It is real-time monitored at least one in current battery in monitoring cell electricity quantity module
A battery has been above saturation electric switch voltage limit, and this voltage data is sent to charge management module, and charge management module is just
It can select to stop the charging to battery pack, and charge management module may also send battery voltage monitoring halt instruction to electricity
Pond electric quantity monitoring module, after this instruction is received, monitoring cell electricity quantity module can also stop monitoring the electricity of battery in battery pack
Pressure, as shown in Figure 4.It should be noted that it can disconnect external charging equipment and battery pack to the charging of battery pack to stop
Electrical connection, such as user may pull up the external power supply of external charging equipment;Can also be that Charge Management equipment has cut off electricity
Logical circulation road forms the current interruption of external charging equipment and battery pack, for example possible user so cannot timely pull up outside
The external power supply of charging equipment so remains although being electrically connected take at this time, and Charge Management equipment has determined stopping to electricity
The charging of pond group, then will will be breaking between external charging equipment and battery pack, prevent electric current from inputting.
Low electric switch limit described in this programme, high electric switch limit and saturation threshold can be the conjunctions of those skilled in the art's setting
Suitable threshold value can make appropriate adjustment and change, it is the currently monitored to cell voltage and its comparative analysis after select
It determines different charging strategies, but generally to ensure that low electric threshold voltage is less than high electric threshold voltage and is less than saturation threshold
The magnitude relationship of voltage value, such as low electric switch limit can be 3.0V, and high electric switch limit can be 4.2V, and saturation threshold can be
4.35V.Battery core protective current described in this programme, fast charge electric current and overcharges the sizes of the current values such as protective current and can be
The suitable threshold value of those skilled in the art's setting, can make appropriate adjustment and change, in different application scenarios and not
Different numerical value is had under same battery performance.
It is understood that the described charging process of the method for charging batteries of the present embodiment is not limited to electricity low from battery
During pressure, the charging strategy that battery core protective current is less than from selection charging current value is started to charge up up to full of a kind of this scheme, going back
May be charging when battery voltage a higher position, then the voltage monitored may be all higher than low electric switch
It limits and is limited less than high electric switch, then charge management module can may directly select charging current value to be more than or equal to filling for fast charge electric current
Electric strategy charges, and in the case of any charging, charge management module all may be according to the voltage monitoring result to battery
It determines the charging strategy to the battery pack, and is charged according to the charging strategy to the battery pack;In certain scenes
Under, user may also can early cut-off peripheral hardware charging equipment power supply, battery pack losing the electrical connection with peripheral hardware charging equipment
Afterwards, charge management module may can also send voltage measurement halt instruction and give battery capacity measurement module, stop battery electricity with this
The measurement of amount.
The present embodiment provides a kind of method for charging batteries, for the battery pack that existing multiple battery series-parallel connections form, do not have
Voltage monitoring is carried out to the battery in battery pack as unit of single battery, there may be mistakes for each battery for causing in battery pack
The defects of filling risk and high current damage battery core, determines to fill the battery pack by basis to the voltage monitoring result of battery
Electric strategy, and the mode to be charged according to the charging strategy to battery pack, solve the growth with usage time, each
Connection in series-parallel battery will appear poor performance alienation, and battery pack occur, to show certain batteries in electricity underfill but battery pack electric
The problem of measuring the situation of saturation, leading to certain battery over charge in battery pack realizes each battery in monitoring battery pack
Current charging situation according to the strategy of the current charging situation of each battery adjustment charging, prevents part over-charging of battery and band
Carry out the technique effect of security risk, improve the satisfaction of user.
Second embodiment
In order to be better understood on the present invention, the present embodiment combines the specific example of a terminal charge, provides one kind
The specific method of battery charging, in the present embodiment, it is assumed that user charges to two section rechargeable batteries using a charger,
Fig. 5 is the method for charging batteries refined flow chart that second embodiment of the invention provides, which includes:
S501:Terminal monitoring is to the access of external power supply, and external charger is to terminal input current.
In the present embodiment, two section rechargeable batteries are properly attached on charger by user, and the plug of charger is inserted in
On socket, external power supply will charge to this two batteries by charger at this time.Charger is detecting itself grafting
After external power supply, internal charge management module can give monitoring cell electricity quantity module to send voltage monitoring instruction, electricity
Pond electric quantity monitoring module can start to supervise the voltage of this two batteries in real time after voltage monitoring instruction is received
It surveys, it is assumed that the voltage of two batteries is respectively V1=2.2 volts at this time, and V2=2.4 is lied prostrate.
S502:Judge that at least one battery of voltage of the battery in battery pack is limited less than low electric switch, it is small with charging current value
It charges in the charging strategy equal to battery core protective current.
In this embodiment it is assumed that the voltage of two batteries is respectively that V1=2.2 is lied prostrate at the beginning of charging at this time, V2=
2.4 volt.The battery voltage data monitored is sent to charge management module, charge management module point by monitoring cell electricity quantity module
The voltage for analysing current cell voltage V1 and V2 is all less than low electric switch voltage limit VIt is low=3.2 volts, then charge management module is just selected
The charging strategy that charging current value is less than battery core protective current is selected, the input current of current external charge equipment may be limited,
Input current is reduced in the input current level of a safety, for example the charging current currently inputted can be reduced to
300 milliampere sizes, then charge to the battery in current battery.
During with low current charge, the voltage value of possible battery V2 can be limited first higher than low electric switch, but battery at this time
The voltage value of V1 is still under low electric switch limit, will not be changed so V2 limits later charged state higher than low electric switch,
Still the charging strategy for being less than battery core protective current with charging current value charges to battery pack.
S503:The voltage of each battery is all higher than low electric switch limit and is limited less than high electric switch in judgement battery pack, with charging current
The charging strategy that value is more than or equal to fast charge electric current charges to the battery pack.
After the low current charge of the certain time by S502 steps, the cell voltage in battery pack may rise
The state relatively stable to one, in the present embodiment, cell voltage V1=3.3 volts that may be current, V2=3.5 volts, battery
Electric quantity monitoring module may by it is the currently monitored to each battery voltage data be sent to charge management module, Charge Management mould
For block after voltage data is received, the voltage for analyzing current cell voltage V1 and V2 is all higher than low electric switch voltage limit VIt is low=3.2
Volt, and less than high electric switch voltage limit VIt is high=4.2 volts, it is possible to current charging strategy is adjusted, select charging current value
The charging current liter that charging strategy more than fast charge electric current charges to the battery pack namely such as will can currently input
Up to 2 amperes of sizes carry out constant-current charge, and quick charge is carried out to the battery in current battery.
It should be noted that in this stage, with large current charge during, the voltage value of possible battery V2 can be first high
It is limited in high electric switch, the voltage value of battery V1 is still under high electric switch limit, and when this happens, charge management module can
To immediately enter constant-voltage charge pattern and charge the battery.
S504:Judge that the voltage of at least one battery in battery pack is more than high electric switch voltage limit, be less than with charging current value
It charges equal to the charging strategy for overcharging protective current to the battery pack.
After the high current constant-current charge of the certain time by S503 steps, the cell voltage in battery pack may be
A higher state has been risen to, that is to say it may be said that battery will be filled with, in the present embodiment, cell voltage that may be current
V1=4.2 is lied prostrate, V2=4.4 volts, and monitoring cell electricity quantity module may send the currently monitored each battery voltage data arrived
To charge management module, charge management module analyzes the voltage of current cell voltage V1 and V2 after voltage data is received
All it is higher than high electric switch voltage limit VIt is high=4.2 volts, and less than saturation electric switch voltage limit VIt is high=4.5 volts, it is possible to currently charging
Strategy is adjusted, and the charging strategy that charging current value is less than or equal to overcharge protective current is selected to fill the battery pack
Electricity namely the charging current currently inputted can be such as reduced to 100 milliamperes of sizes, be carried out to the battery in current battery
Overcharge protection charging.
S505:Judge that the voltage of at least one battery in battery in battery pack is more than or equal to saturation threshold, stop to battery
The charging of group.
After the charging for overcharging protective current progress certain time, the cell voltage in battery pack may level off to
The state being full of, such as V1=4.3 volts, V2=4.5 volts are not fully charged although battery V1 is less than saturation threshold at this time,
It is there is still a need for stopping charging to protect the safety of V2 batteries, monitoring cell electricity quantity module real-time monitors V2 in current battery
Battery has been above being equal to saturation electric switch voltage limit VIt is high=4.5 volts, and this voltage data is sent to charge management module, it charges
Management module may be selected by stopping the charging to battery pack namely such as can be by the charging current currently inputted and battery pack
Between formed open circuit, although at this time may external charge equipment be still connected to external power supply, may not be to battery pack
Interior battery inputing power.
S506:Charge management module sends voltage monitoring halt instruction and gives monitoring cell electricity quantity module, monitoring cell electricity quantity
Module stops the voltage of battery in monitoring battery pack.
In the present embodiment, it after charge management module selection stops to the charging of battery pack, just sends voltage monitoring and stops
It only instructs and gives monitoring cell electricity quantity module, stop the voltage of battery in monitoring cell electricity quantity module monitors battery pack.In others
In some embodiments, sending out for this instruction can be carried out at the same time with stopping charging or sent out after stopping charging
's.
The present embodiment provides a kind of method for charging batteries, with reference to the specific example of a terminal charge, provide a kind of electricity
The specific method of pond charging, for the battery pack that two batteries are connected in series, not to battery pack as unit of single battery
Interior battery carries out voltage monitoring, and leading to each battery in battery pack, there may be overcharge and high current damage battery core risk
Defect determines the voltage monitoring result of battery the charging strategy to the battery pack, and according to the charging plan by basis
The mode slightly to charge to battery pack, solves the growth with usage time, and each connection in series-parallel battery will appear poor performance
There is the situation that battery pack shows the electricity saturation of certain batteries in electricity underfill but battery pack, leads to battery in alienation
In group the problem of certain battery over charge, the current charging situation of each battery in battery pack is monitored, according to each battery
The adjustment charging of current charging situation strategy, certain battery stops charging in time full of rear in battery pack, prevents percentage of batteries
The technique effect of security risk is overcharged and brought, improves the satisfaction of user.
3rd embodiment
A kind of terminal is present embodiments provided, referring to shown in schematic diagram 6, including processor 601, memory 602 and is led to
Believe bus 603, wherein:
Communication bus 603 is used to implement the connection communication between processor 601 and memory 602;
Processor 601 is used to perform one or more program stored in memory 602, to realize as above each embodiment
The step of exemplified method for charging batteries.
In order to facilitate understanding, the present embodiment also provides terminal and the connection diagram of battery, as shown in fig. 7, in this implementation
In example, in external 701 access terminal of charging equipment, it can directly be connected with the Charge Management equipment 703 of terminal, pass through DP
With DM lines into row data communication and charge protocol communication etc., pass through output and input that VBus and GND lines carry out electric current.Charging valve
Reason module 703 power supply output VPH is connected to system module 702, i.e. VPH electric power networks are to system power supply.Charge management module 703
Vbat signals be connected to the battery protection module 704 of battery, the Vbat0 of battery protection module 704 is connected to battery capacity prison
Survey module 705.Monitoring cell electricity quantity module 705 connects the anode and cathode of battery.Charge management module 703 can be directly and electric
Pond managing electric quantity module 705 carries out communication interaction, and instruction is sent including being used for.
System module is the normal operating processing module of entire tablet, includes the cores such as application processor, memory
Device, also comprising each peripheral circuit module, such as LCD camera sensor module.Battery protection module 704 can realize electricity
Cell voltage, which is crossed to let off, fills protection, if Vbat voltages are more than battery and limit voltage, battery protecting plate open circuit;If Vbat voltages are small
Threshold value is required in battery minimum voltage, battery protecting plate open circuit battery body Non voltage output prevents battery certainly to protect battery core
Electric discharge damage battery core etc., the electricity that battery minimum voltage requirement threshold value is safeguarded for the battery subsistence level of those skilled in the art's setting
Pressure value;Can with and detect battery temperature in real time, prevent charging temperature is excessively high from causing safety accident.
The present embodiment also provides a kind of computer readable storage medium, and computer readable storage medium can be mobile phone, put down
Readable storage medium storing program for executing in plate etc., one or more programs of computer-readable recording medium storage, by the communications cable, is used for
It is executed by processor, to realize each step of the method for charging batteries in above-described embodiment 1 and embodiment 2.
Terminal provided in this embodiment can also realize a kind of method for charging batteries, in order to make it easy to understand, referring specifically to Fig. 8
Shown, which includes:
S801:Terminal grafting external power supply charges to battery in terminal by external charging equipment.
Terminal in the present embodiment includes but not limited to mobile phone, tablet computer, laptop etc., terminal grafting external electrical
Source charges to battery in terminal by external charging equipment.The charge management module of terminal inner can give battery electricity
It measures monitoring modular and sends voltage monitoring instruction, monitoring cell electricity quantity module can start after voltage monitoring instruction is received
The voltage of this two batteries is monitored in real time, it is assumed that the battery in terminal is series connection at this time, and voltage is respectively V1=3.2
Volt, V2=3.3 volts.It is assumed that terminal is mobile phone, it is 49% that current electric quantity is shown on display interface, as shown in Figure 9.
S802:The voltage of each battery is all higher than low electric switch limit and is limited less than high electric switch in judgement terminal, with charging current value
Charging strategy more than fast charge electric current charges to the battery pack.
After external power supply is accessed, external power supply is lasting to charge to terminal.It is assumed that the battery in terminal at this time
For series connection, voltage is respectively V1=3.2 volts, and V2=3.3 is lied prostrate.Monitoring cell electricity quantity module sends out the battery voltage data monitored
Charge management module is given, charge management module analyzes current cell voltage V1=3.2 volts, V2=3.3 volts, all higher than low electricity
Threshold voltage VIt is low=3.0 volts, and less than high electric switch voltage limit VIt is high=4.5 volts, charging current value is selected to be more than or equal to charging quickly
The charging strategy of stream, and charge to the battery pack.Such as display is currently being charged on the display interface of mobile phone,
Double electric symbols represent quick charge, as shown in Figure 10.
S803:Judgement terminal battery voltage is all higher than high electric switch voltage limit, is less than with charging current value and overcharges protective current
Charging strategy charge to the battery pack.
After the high current constant-current charge by certain time, the cell voltage in battery pack may have increased to one
A higher state that is to say that in the present embodiment, cell voltage V1=4.6 that may be current is lied prostrate it may be said that battery will be filled with,
V2=4.7 lie prostrate, monitoring cell electricity quantity module may by it is the currently monitored to each battery voltage data be sent to Charge Management
Module, charge management module analyze the voltage of current cell voltage V1 and V2 all higher than high electricity after voltage data is received
Threshold voltage VIt is high=4.5 volts, and less than saturation electric switch voltage limit VIt is high=5.0 volts, it is possible to which current charging strategy is adjusted
It is whole, charging current value is selected to be less than and overcharges the charging strategy of protective current and charges to the battery pack namely such as can be with
The charging current currently inputted is reduced to 200 milliamperes of sizes, carries out overcharging protection charging to the battery in current battery, and
And the smaller danger that can be reduced fever and fill quick-fried end cell of electric current.Such as it is shown currently on the display interface of mobile phone
It charges, single electric symbol represents non-rapid charging, as shown in figure 11.
S804:Judge that the voltage of at least one battery in end cell is more than saturation threshold, stop charging, user is prompted to pull out
Lower power supply.
After the charging for overcharging protective current progress certain time, the cell voltage in battery pack may level off to
The state being full of, such as V1=5.0 are lied prostrate, V2=5.1V, and battery V1 is equal to saturation threshold at this time, can stop charging to protect electricity
The safety of pond V1, V2, monitoring cell electricity quantity module real-time monitor V2 batteries in current battery and have been above saturation electric switch limit
Voltage, and this voltage data is sent to charge management module, charge management module may be selected by stopping filling battery pack
Electricity namely such as can will between the charging current currently inputted and battery pack formed open circuit.Judge battery cell in terminal
After fully charged, user is prompted to pull up power supply on the display interface of this terminal, as shown in figure 12.It can also voice prompt or shake
Dynamic prompting etc. mode prompts user.
The present embodiment provides a kind of terminals, with reference to the specific example of a terminal charge, provide a kind of battery charging side
For the battery pack that two batteries are connected in series, voltage is carried out not as unit of single battery to the battery in battery pack for method
Monitoring, leads to the defects of each battery in battery pack is there may be risk is overcharged, by according to the voltage monitoring knot to battery
Fruit determines the charging strategy to the battery pack, and the mode to charge according to the charging strategy to battery pack, solves
With the growth of usage time, each connection in series-parallel battery will appear poor performance alienation, battery pack occurs and shows electricity underfill
But the situation of certain batteries electricity saturation in battery pack leads to certain battery over charge and high current damage in battery pack
The problem of battery core, monitors the current charging situation of each battery in battery pack, according to the current charging situation tune of each battery
The strategy of whole charging, certain battery stops charging in time full of rear in battery pack, prevents part over-charging of battery and brings safety wind
The technique effect of danger, improves the safety of end cell.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those elements, and
And it further includes other elements that are not explicitly listed or further includes intrinsic for this process, method, article or device institute
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical elements in the process of element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be embodied in the form of software product, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), used including some instructions so that a station terminal (can be mobile phone, computer services
Device, air conditioner or network equipment etc.) perform method described in each embodiment of the present invention.
The embodiment of the present invention is described above in conjunction with attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned specific embodiment is only schematical rather than restricted, those of ordinary skill in the art
Under the enlightenment of the present invention, present inventive concept and scope of the claimed protection are not being departed from, can also made very much
Form, these are belonged within the protection of the present invention.
Claims (10)
1. a kind of method for charging batteries, which is characterized in that the method for charging batteries includes the following steps:
Voltage monitoring is carried out to the battery in battery pack as unit of single battery, the battery pack includes at least two series connection
Battery;
Charging strategy to the battery pack is determined, and according to the charging strategy to institute according to the voltage monitoring result to battery
Battery pack is stated to charge.
2. method for charging batteries as described in claim 1, which is characterized in that it is described as unit of single battery in battery pack
Battery carry out voltage monitoring the step of before, further include:Monitor that externally fed power supply is electrically connected and right with the battery pack
The battery pack charges.
3. method for charging batteries as described in claim 1, which is characterized in that it is described according to the charging strategy to the battery
After the step of group is charged, further include:The voltage of at least one battery is more than or equal to saturation threshold in the battery pack
When, stop the charging to the battery pack, and stop the voltage monitoring to battery in the battery pack.
4. such as claim 1-3 any one of them method for charging batteries, which is characterized in that described right as unit of single battery
The step of battery in battery pack carries out voltage monitoring includes:
The voltage monitoring as unit of single battery is carried out to battery each in the battery pack.
5. method for charging batteries as claimed in claim 4, which is characterized in that the basis is true to the voltage monitoring result of battery
The step of determining the charging strategy to the battery pack, and being charged according to the charging strategy to the battery pack includes:
It prescribes a time limit in the voltage for monitoring at least one battery in the battery pack less than low electric switch, selection charging current value is less than etc.
It charges in the charging strategy of battery core protective current to the battery pack.
6. method for charging batteries as claimed in claim 4, which is characterized in that the basis is true to the voltage monitoring result of battery
The step of determining the charging strategy to the battery pack, and being charged according to the charging strategy to the battery pack includes:
Low electric switch limit is all higher than in the voltage for monitoring each battery in the battery pack and is prescribed a time limit less than high electric switch, selection charging electricity
The charging strategy that flow valuve is more than or equal to fast charge electric current charges to the battery pack.
7. method for charging batteries as claimed in claim 4, which is characterized in that the basis is true to the voltage monitoring result of battery
The step of determining the charging strategy to the battery pack, and being charged according to the charging strategy to the battery pack includes:
It prescribes a time limit in the voltage for monitoring at least one battery in the battery pack more than high electric switch, selection charging current value is less than etc.
It charges in the charging strategy for overcharging protective current to the battery pack.
8. method for charging batteries as claimed in claim 7, which is characterized in that in the charging strategy, as the charging time pushes away
It moves, the charging current of battery pack charging is gradually reduced.
9. a kind of terminal, which is characterized in that the terminal includes processor, memory and communication bus;
The communication bus is used to implement the connection communication between processor and memory;
The processor is used to perform one or more program stored in memory, to realize as appointed in claim 1 to 8
The step of method for charging batteries described in one.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage there are one or
Multiple programs, one or more of programs can be performed by one or more processor, to realize such as claim 1 to 8
Any one of described in method for charging batteries the step of.
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CN110535211A (en) * | 2019-09-18 | 2019-12-03 | 努比亚技术有限公司 | Charge control method, terminal and computer readable storage medium |
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Application publication date: 20180710 |