CN102623768B - Multi-battery charging method and device and handheld mobile terminal - Google Patents
Multi-battery charging method and device and handheld mobile terminal Download PDFInfo
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- CN102623768B CN102623768B CN201210090287.2A CN201210090287A CN102623768B CN 102623768 B CN102623768 B CN 102623768B CN 201210090287 A CN201210090287 A CN 201210090287A CN 102623768 B CN102623768 B CN 102623768B
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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
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a multi-battery charging method and device and a handheld mobile terminal, and the multi-battery charging method and the device are used for increasing the charging efficiency of a plurality of batteries, so that the batteries of equipment, such as the handheld mobile terminal, can be charged through one control unit. The multi-battery charging method provided by the invention comprises the following steps of: detecting the voltage of each battery; comparing the voltage of each battery with preset thresholds, and selecting charging manners for the batteries according to comparative results; and charging the batteries by adopting the selected charging manners.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of many method for charging batteries, device and a kind of hand-held mobile terminal.
Background technology
The performance of hand-held mobile terminal is more and more higher at present, power consumption is increasing, in this case, the capacity of hand-held battery of mobile terminal and performance have also been had to requirements at the higher level, in order to promote the flying power of hand-held mobile terminal, there is more solution, wherein effective method is used many batteries exactly, and this method not only can effectively promote the flying power of mobile phone, and can allow user in changing the process of battery without power down, more convenient, more humane.
This many batteries mobile device is widely used on special equipment or conventional equipment that some are had relatively high expectations to duration performance at present, taking is more generally two batteries, a main battery, a reserve battery, when main battery does not have electricity, can directly pull up main battery, change main battery, now mobile terminal can be powered with reserve battery, and without shutdown, power down, or restart.
To this common many battery apparatus, conventional charging modes cannot well meet the charging needs of mobile phone.For the charging of multiple battery systems, be mainly adopted as every battery and be equipped with a block control unit at present, thereby realize, many batteries are charged.But if every battery is used a block control unit, cost is very high.
Summary of the invention
The embodiment of the present invention provides a kind of many method for charging batteries, device and a kind of hand-held mobile terminal, in order to improve battery charge efficiency, the equipment such as hand-held mobile terminal can be charged to a plurality of batteries by a control unit, and cost is lower.
A kind of many method for charging batteries that the embodiment of the present invention provides comprise:
Detect the voltage of each battery;
By the voltage of each battery, compare with default threshold value, according to comparative result, be this battery selection charging modes;
Adopting the charging modes of selecting, is battery charging.
A kind of multiple charging apparatus that the embodiment of the present invention provides comprises:
Voltage detection unit, for detection of the voltage of each battery;
Modes selecting unit, for by the voltage of each battery, compares with default threshold value, according to comparative result, is this battery selection charging modes;
Charging control unit, for the charging modes that adopts modes selecting unit to select, is battery charging.
A kind of hand-held mobile terminal that the embodiment of the present invention provides, comprises described charging device.
The embodiment of the present invention, detects the voltage of each battery; By the voltage of each battery, compare with default threshold value, according to comparative result, be this battery selection charging modes; Adopt the charging modes of selecting, be battery charging, thereby improved battery charge efficiency, the equipment such as hand-held mobile terminal can be charged to a plurality of batteries by a control unit, and cost is lower.
Accompanying drawing explanation
The general structure schematic diagram of the charging device that Fig. 1 provides for the embodiment of the present invention;
The concrete structure schematic diagram of the charging device that Fig. 2 provides for the embodiment of the present invention;
The overall procedure schematic diagram of the charging method that Fig. 3 provides for the embodiment of the present invention;
The idiographic flow schematic diagram of the charging method that Fig. 4 provides for the embodiment of the present invention;
Another idiographic flow schematic diagram of the charging method that Fig. 5 provides for the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of many method for charging batteries, device and a kind of hand-held mobile terminal, in order to improve battery charge efficiency, the equipment such as hand-held mobile terminal can be charged by a control unit to a plurality of batteries.
The technical scheme embodiment of the present invention being provided below in conjunction with accompanying drawing describes.
Referring to Fig. 1, a kind of multiple charging apparatus that the embodiment of the present invention provides, comprising:
Voltage detection unit 11, for detection of the voltage of each battery; Be the voltage that voltage detection unit 11 is responsible for reading every battery, using as the foundation of implementing which kind of charging modes;
Modes selecting unit 12, for by the voltage of each battery, compares with default threshold value, according to comparative result, is this battery selection charging modes; Be which kind of charging modes the responsible 13 pairs of current batteries to be charged of charging control unit of controlling in modes selecting unit 12 implement, according to the voltage of current battery to be charged, control charging control unit 13 and adopt suitable charging modes charging;
Charging control unit 13, for the charging modes that adopts modes selecting unit to select, is battery charging.
Preferably, described modes selecting unit 12, specifically for:
When the voltage of battery, be greater than the first default thresholding, and, while being less than or equal to the second default thresholding, be the charging modes of this battery selection constant current charge;
When the voltage of battery, while being less than or equal to the first default thresholding, be the charging modes of this battery selection trickle charge;
When the voltage of battery, while being greater than the second default thresholding, be the charging modes of this battery selection constant voltage charge;
Wherein, the first thresholding is less than the second thresholding.
Preferably, described voltage detection unit 11 checks the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of trickle charge to charge, described charging control unit 13 is carried out trickle charge, when the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, described voltage detection unit 11 reexamines the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit 13 is carried out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit 11 reexamines the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of constant voltage charge to charge, described charging control unit 13 is carried out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
Particularly: described voltage detection unit 11 is according to the detection order of default all batteries, detect the voltage of each battery, when current cell voltage is less than or equal to the first default thresholding, described modes selecting unit 12 is this battery, select the charging modes of trickle charge, and trigger described charging control unit 13 and charge, at current battery, complete after trickle charge, or when described voltage detection unit 11 detects current cell voltage and is greater than the first default thresholding, described voltage detection unit 11 is according to described detection order, the battery that the next one is to be detected carries out voltage detecting as current battery, until traversal all batteries,
Described voltage detection unit 11 is again according to the detection order of default all batteries, detect the voltage of each battery, when current cell voltage is less than or equal to the second default thresholding, described modes selecting unit 12 is the charging modes of this battery selection constant current charge, and trigger described charging control unit 13 and charge, at current battery, complete after constant current charge, or when described voltage detection unit 11 detects current cell voltage and is greater than the second default thresholding, described voltage detection unit 11 is according to described detection order, the battery that the next one is to be detected is carried out to voltage detecting as current battery, until traversal all batteries,
Described modes selecting unit 12 is the charging modes of each battery selection constant voltage charge, and triggers described charging control unit 13 and charge.
Or, another kind of implementation: described voltage detection unit 11 checks the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit 13 is carried out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit 11 reexamines the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of trickle charge to charge, described charging control unit 13 is carried out trickle charge, when the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, described voltage detection unit 11 reexamines the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit 13 is carried out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit 11 reexamines the voltage of each battery, if described modes selecting unit 12 defines the battery that need to adopt the charging modes of constant voltage charge to charge, described charging control unit 13 is carried out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
Particularly: described voltage detection unit 11 is according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is greater than the first default thresholding and is less than or equal to the second default thresholding, described modes selecting unit 12 is the charging modes of this battery selection constant current charge, and trigger described charging control unit 13 and charge, at current battery, complete after constant current charge, or described voltage detection unit 11 detect current cell voltage be greater than the second default thresholding be less than the first default thresholding or equal to preset the first thresholding time, described voltage detection unit 11 is according to described detection order, the battery that the next one is to be detected is carried out to voltage detecting as current battery, until traversal all batteries,
Described voltage detection unit 11 is again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the first default thresholding, described modes selecting unit 12 is the charging modes of this battery selection trickle charge, and trigger described charging control unit 13 and charge, at current battery, complete after trickle charge, or when described voltage detection unit 11 detects current cell voltage and is greater than the first default thresholding, described voltage detection unit 11 is according to described detection order, the battery that the next one is to be detected is carried out to voltage detecting as current battery, until traversal all batteries, ,
Described voltage detection unit 11 is again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the second default thresholding, described modes selecting unit 12 is the charging modes of this battery selection constant current charge, and trigger described charging control unit 13 and charge, after current battery completes constant current charge or when detecting current cell voltage and being greater than the second default thresholding, described voltage detection unit 11 is according to described detection order, the battery that the next one is to be detected is carried out to voltage detecting as current battery, until traversal all batteries,
Described modes selecting unit 12 is the charging modes of each battery selection constant voltage charge, and triggers described charging control unit 13 and charge.
Referring to Fig. 2, preferably, described charging control unit 13 comprises:
Condition monitoring unit 21, for monitoring control unit 22 whether trickle charge, constant current charge or the constant voltage charge of complete battery pair; Be that condition monitoring unit 21 is responsible for from control unit 22, reading the state of current rechargeable battery, judge whether trickle charge finishes, or whether constant current charge finish, or whether constant voltage charge finishes etc.;
Control unit 22, for according to the monitored results of condition monitoring unit 21, adopts the charging modes of modes selecting unit selection, and control switch switch unit 23 is different battery charging; Control unit 22 has been responsible for the most crucial task to battery charging, and the various states that feed back current rechargeable battery are to condition monitoring unit 21;
Switch switching unit 23, for according to the control of control unit 22, is switched to different batteries, and making control unit is different battery chargings.Be the selection that switch switching unit 23 is responsible for rechargeable batteries, to which piece battery charging, just by switching over to which battery.
A kind of hand-held mobile terminal that the embodiment of the present invention provides, comprises above-mentioned charging device.
Above-mentioned each unit combination charging module circuit together, has completed the judgement that switching in charging flow and various state have charged.
Referring to Fig. 3, a kind of many method for charging batteries that the embodiment of the present invention provides, comprising:
S101, detect the voltage of each battery;
S102, by the voltage of each battery, compare with default threshold value, according to comparative result, be that this battery selects charging modes;
The charging modes that S103, employing are selected is battery charging.
Preferably, described according to the voltage of battery, for battery, select charging modes, comprising:
When the voltage of battery, be greater than the first default thresholding, and, while being less than or equal to the second default thresholding, be the charging modes of battery selection constant current charge;
When the voltage of battery, while being less than or equal to the first default thresholding, be the charging modes of battery selection trickle charge;
When the voltage of battery, while being greater than the second default thresholding, be the charging modes of battery selection constant voltage charge;
Wherein, the first thresholding is less than the second thresholding.
Preferably, described the first thresholding is 3.2V; Described the second thresholding is 4.1V.
Preferably, the voltage of described each battery of detection, by the voltage of each battery, compare with default threshold value, according to comparative result, it is this battery selection charging modes, adopt the charging modes of selecting, for battery charging, specifically comprise: the voltage that checks each battery, the battery that adopts if necessary the charging modes of trickle charge to charge, carry out trickle charge, when the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carry out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant voltage charge to charge, carry out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
That is to say, the voltage of described each battery of detection, by the voltage of each battery, compares with default threshold value, according to comparative result, for this battery, selects charging modes, adopts the charging modes of selecting, and is battery charging, specifically comprises:
Step 1: according to the detection order of default all batteries, detect the voltage of current battery, when being less than or equal to the first default thresholding, current cell voltage select the charging modes of trickle charge to charge, and after current battery completes trickle charge or when detecting current cell voltage and being greater than the first default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 2: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or when detecting current cell voltage and being greater than the second default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 3: select the charging modes of constant voltage charge for each battery and charge.
Or the voltage of described each battery of detection, by the voltage of each battery, compares with default threshold value, according to comparative result, for this battery, select charging modes, adopt the charging modes of selecting, be battery charging, specifically comprise:
Check the voltage of each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carry out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of trickle charge to charge, carry out trickle charge, when the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carry out constant current charge, when the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant voltage charge to charge, carry out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
That is to say, the voltage of described each battery of detection, by the voltage of each battery, compares with default threshold value, according to comparative result, for this battery, selects charging modes, adopts the charging modes of selecting, and is battery charging, can also specifically comprise:
Step 1: according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is greater than the first default thresholding and is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or detect current cell voltage be greater than the second default thresholding be less than the first default thresholding or equal to preset the first thresholding time, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 2: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the first default thresholding, select the charging modes of trickle charge to charge, and after current battery completes trickle charge or when detecting current cell voltage and being greater than the first default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 3: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or when detecting current cell voltage and being greater than the second default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 4: select the charging modes of constant voltage charge for each battery and charge.
That is to say, concerning charging, the embodiment of the present invention can be divided into three phases by whole charging process: trickle charge, constant current charge and constant voltage charge.
This three phases is distinguished with voltage, if cell voltage is less than a threshold value, can be assumed to V0 herein, do not allow mobile phone to enter large current charge state, use trickle charge; Once cell voltage is greater than V0, just can use large current charge, enter the constant current charge stage; When cell voltage is charged to certain voltage, be assumed to V1 herein, the pressure reduction of charger and battery reduces, and now charged electrical fails to be convened for lack of a quorum and reduces, and charging voltage is fixed, and enters the constant voltage charge stage;
If above-mentioned three charging stages; most effective is constant current charge; but in order to protect battery; can not allow again battery in spent condition; after having determined thus a battery to be full of, again to another piece battery charging, this just requires first to check the state of each battery before charging starts, and then first all states of trickle charge is completed; and then all states of constant current charge are completed, finally every battery is carried out to constant voltage charge.
Idiographic flow is referring to Fig. 4, wherein:
N: the battery sum that represents mobile terminal;
Vi: the magnitude of voltage of i piece battery; I is since 0 value, adds 1 at every turn, is N to the maximum;
I++: represent i from add operation, carry out once after this operation, i increases by 1, as i=2, after i++, i=3, the rest may be inferred;
V0: the threshold value of mobile phone constant current charge, i.e. above-mentioned the first thresholding, Vi > V0, mobile phone constant current charge; Vi <=V0, mobile phone trickle charge;
V1: the threshold value of mobile phone constant voltage charge, i.e. above-mentioned the second thresholding, Vi > V1, mobile phone constant voltage charge; Vi <=V1, mobile phone constant current charge;
Wherein, V0 is less than V1, and for example, V0 can be 3.2V, and V1 can be 4.1V.
Below in conjunction with Fig. 4, introduce the control method of many batteries chargings of the mobile terminal that the embodiment of the present invention provides:
Charging starts, and specifically can be triggered by charger or other power supply units;
Battery counting i is since 1 value;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that the battery detecting is effective, further detect the voltage of this battery;
Compare the voltage Vi of battery i and the size of constant current threshold voltage V0;
If Vi > is V0, illustrate without trickle charge, directly by ordinal number i++, detect the voltage of next battery;
If Vi < is V0, for this battery, i carries out trickle charge;
Trickle charge completes, and by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, the battery that does not need detection is described, the large flow process that enters constant current charge;
Battery ordinal number i makes zero, then since 1 counting;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that the battery detecting is effective, further detect the voltage of this battery;
Compare the voltage Vi of battery i and the size of constant voltage threshold voltage V1;
If Vi > is V1, illustrate without constant current charge, directly by ordinal number i++, detect the voltage of next battery;
If Vi is <=V1, for this battery carries out constant current charge;
Constant current charge completes, and by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, the battery that does not need detection is described, the large flow process that enters constant voltage charge;
Battery ordinal number i makes zero, then since 1 counting;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that battery effectively directly carries out constant voltage charge;
Constant voltage charge completes, and this battery charging is full, by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, illustrate that the charging of all batteries all completes, enter the flow process of having charged;
Charging completes, and is prompted to user.
Or, the embodiment of the present invention can be divided into four-stage by whole charging process: constant current charge, trickle charge, constant current charge and constant voltage charge, can take first constant current charge, trickle charge again, constant current charge again, the last method of constant voltage charge again, the efficiency of this method is higher in theory, if but certain battery fills lower voltage level in trickle for a long time has impact to battery life.
Below in conjunction with Fig. 5, introduce the control method of many batteries chargings of the mobile terminal that the embodiment of the present invention provides:
Charging starts, and specifically can be triggered by charger or other power supply units;
Battery counting i is since 1 value;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that the battery detecting is effective, further detect the voltage of this battery;
The voltage Vi of battery i and constant current threshold voltage V0 and constant voltage threshold voltage V1 are compared, judge whether Vi is greater than V0 and is less than or equal to V1;
If Vi > V1 or Vi <=V0, illustrate without for battery i carries out constant current charge, directly by ordinal number i++, detect the voltage of next battery;
If V0 < Vi is <=V1, for battery i carries out constant current charge;
Constant current charge completes, and by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, the battery that does not need detection is described, enter trickle charge flow process;
Battery counting i is since 1 value;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that the battery detecting is effective, further detect the voltage of this battery;
Relatively the voltage Vi of battery i and the size of constant current threshold voltage V0, judge whether Vi is less than V0;
If Vi > is V0, illustrate without trickle charge, directly by ordinal number i++, detect the voltage of next battery;
If Vi < is V0, for this battery, i carries out trickle charge;
Trickle charge completes, and by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, the battery that does not need detection is described, enter constant current charge flow process;
Battery ordinal number i makes zero, then since 1 counting;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that the battery detecting is effective, further detect the voltage of this battery;
Compare the voltage Vi of battery i and the size of constant voltage threshold voltage V1;
If Vi > is V1, illustrate without constant current charge, directly by ordinal number i++, detect the voltage of next battery;
If Vi is <=V1, for this battery carries out constant current charge;
Constant current charge completes, and by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, the battery that does not need detection is described, the large flow process that enters constant voltage charge;
Battery ordinal number i makes zero, then since 1 counting;
Battery counting i and battery sum N comparison;
If battery ordinal number i is <=N, illustrate that battery effectively directly carries out constant voltage charge;
Constant voltage charge completes, and this battery charging is full, by ordinal number i++, detects the voltage of next battery;
If battery ordinal number i > is N, illustrate that the charging of all batteries all completes, enter the flow process of having charged;
Charging completes, and is prompted to user.
In sum, the embodiment of the present invention is used a block control unit to complete the function of many battery chargings, makes the cost of circuit design lower, and the service efficiency of device is higher; Adopt serial charging scheme, only a battery is charged at every turn, flow process is simple, clear and definite, the software administration of being more convenient for.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the present invention can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code one or more.
The present invention is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computer or other programmable data processing device is produced for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame on computer or other programmable devices.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (6)
1. a method for charging batteries more than, is characterized in that, the method comprises:
Detect the voltage of each battery;
By the voltage of each battery, compare with default threshold value, according to comparative result, be this battery selection charging modes;
Adopting the charging modes of selecting, is battery charging;
Wherein, described by the voltage of each battery, compare with default threshold value, according to comparative result, it is this battery selection charging modes, comprise: when the voltage of battery, be greater than the first default thresholding, and, while being less than or equal to the second default thresholding, it is the charging modes of this battery selection constant current charge; When the voltage of battery, while being less than or equal to the first default thresholding, be the charging modes of this battery selection trickle charge; When the voltage of battery, while being greater than the second default thresholding, be the charging modes of this battery selection constant voltage charge; Wherein, the first thresholding is less than the second thresholding;
The voltage of described each battery of detection, by the voltage of each battery, compare with default threshold value, according to comparative result, it is this battery selection charging modes, adopt the charging modes of selecting, for battery charging, specifically comprise: the voltage that checks each battery, the battery that adopts if necessary the charging modes of trickle charge to charge, carries out trickle charge; When the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carries out constant current charge; When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant voltage charge to charge, carry out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes; Or
The voltage of described each battery of detection, by the voltage of each battery, compare with default threshold value, according to comparative result, it is this battery selection charging modes, adopt the charging modes of selecting, for battery charging, specifically comprise: the voltage that checks each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carries out constant current charge; When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of trickle charge to charge, carries out trickle charge; When the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant current charge to charge, carries out constant current charge; When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, reexamine the voltage of each battery, the battery that adopts if necessary the charging modes of constant voltage charge to charge, carry out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
2. method according to claim 1, is characterized in that, specifically comprises:
Step 1: according to the detection order of default all batteries, detect the voltage of current battery, when being less than or equal to the first default thresholding, current cell voltage select the charging modes of trickle charge to charge, and after current battery completes trickle charge or when detecting current cell voltage and being greater than the first default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 2: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or when detecting current cell voltage and being greater than the second default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 3: select the charging modes of constant voltage charge for each battery and charge.
3. method according to claim 1, is characterized in that, specifically comprises:
Step 1: according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is greater than the first default thresholding and is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or detect current cell voltage be greater than the second default thresholding be less than the first default thresholding or equal to preset the first thresholding time, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 2: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the first default thresholding, select the charging modes of trickle charge to charge, and after current battery completes trickle charge or when detecting current cell voltage and being greater than the first default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 3: again according to the detection order of default all batteries, detect the voltage of current battery, when current cell voltage is less than or equal to the second default thresholding, select the charging modes of constant current charge to charge, and after current battery completes constant current charge or when detecting current cell voltage and being greater than the second default thresholding, according to described detection order, the battery that the next one is to be detected is carried out to the operation of this step as current battery, until traversal all batteries;
Step 4: select the charging modes of constant voltage charge for each battery and charge.
4. a multiple charging apparatus, is characterized in that, this device comprises:
Voltage detection unit, for detection of the voltage of each battery;
Modes selecting unit, for by the voltage of each battery, compares with default threshold value, according to comparative result, is this battery selection charging modes;
Charging control unit, for the charging modes that adopts modes selecting unit to select, is battery charging;
Wherein, described modes selecting unit, specifically for: when the voltage of battery, be greater than the first default thresholding, and, while being less than or equal to the second default thresholding, be the charging modes of this battery selection constant current charge; When the voltage of battery, while being less than or equal to the first default thresholding, be the charging modes of this battery selection trickle charge; When the voltage of battery, while being greater than the second default thresholding, be the charging modes of this battery selection constant voltage charge; Wherein, the first thresholding is less than the second thresholding;
Described voltage detection unit checks the voltage of each battery, if described modes selecting unit defines the battery that need to adopt the charging modes of trickle charge to charge, described charging control unit is carried out trickle charge; When the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge; described voltage detection unit reexamines the voltage of each battery; if described modes selecting unit defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit is carried out constant current charge;
When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit reexamines the voltage of each battery, if described modes selecting unit defines the battery that need to adopt the charging modes of constant voltage charge to charge, described charging control unit is carried out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes; Or
Described voltage detection unit checks the voltage of each battery, if described modes selecting unit defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit is carried out constant current charge; When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit reexamines the voltage of each battery; If described modes selecting unit defines the battery that need to adopt the charging modes of trickle charge to charge, described charging control unit is carried out trickle charge;
When the battery that need to adopt the charging modes of trickle charge to charge is completed after trickle charge; described voltage detection unit reexamines the voltage of each battery; if described modes selecting unit defines the battery that need to adopt the charging modes of constant current charge to charge, described charging control unit is carried out constant current charge;
When the battery that need to adopt the charging modes of constant current charge to charge is completed after constant current charge, described voltage detection unit reexamines the voltage of each battery, if described modes selecting unit defines the battery that need to adopt the charging modes of constant voltage charge to charge, described charging control unit is carried out constant voltage charge, when the battery that need to adopt the charging modes of constant voltage charge to charge is completed after constant voltage charge, charging completes.
5. device according to claim 4, is characterized in that, described charging control unit comprises:
Condition monitoring unit, for monitoring control unit whether trickle charge, constant current charge or the constant voltage charge of complete battery pair;
Control unit, for according to the monitored results of condition monitoring unit, adopts the charging modes of modes selecting unit selection, and control switch switch unit is different battery charging;
Switch switching unit, for according to the control of control unit, is switched to different batteries, and making control unit is different battery chargings.
6. a hand-held mobile terminal, is characterized in that, this terminal comprises the charging device described in the arbitrary claim of claim 4-5.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210090287.2A CN102623768B (en) | 2012-03-30 | 2012-03-30 | Multi-battery charging method and device and handheld mobile terminal |
| PCT/CN2013/072681 WO2013143398A1 (en) | 2012-03-30 | 2013-03-15 | Multi-battery charging method and device, and handheld mobile terminal |
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| CN201210090287.2A CN102623768B (en) | 2012-03-30 | 2012-03-30 | Multi-battery charging method and device and handheld mobile terminal |
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| CN102623768B (en) * | 2012-03-30 | 2014-08-27 | 青岛海信移动通信技术股份有限公司 | Multi-battery charging method and device and handheld mobile terminal |
| CN103078383A (en) * | 2013-02-04 | 2013-05-01 | 百顺松涛（天津）动力电池科技发展有限公司 | Charging method of battery |
| CN105629172B (en) * | 2014-10-27 | 2018-12-07 | 中国移动通信集团甘肃有限公司 | A kind of method and device of mixing accumulator fault detection |
| EP3319196B1 (en) * | 2015-06-30 | 2022-04-27 | SZ DJI Technology Co., Ltd. | Charging control circuit, charging device, charging system and charging control method |
| WO2017066916A1 (en) * | 2015-10-20 | 2017-04-27 | Unity Technology Development Corporation Limited | Start-up power sources, in particular for vehicle battery charging |
| CN105449757B (en) * | 2015-12-02 | 2018-03-02 | 广东欧珀移动通信有限公司 | Prevent the method and device that adapter or portable power source disconnect in charging process |
| CN106297232A (en) * | 2015-12-11 | 2017-01-04 | 湖南天洋信息科技有限公司 | Air-gauge, data processing method based on air-gauge and system |
| CN106961130A (en) * | 2016-01-11 | 2017-07-18 | 顺丰科技有限公司 | A kind of method and device of intelligent charge |
| CN105743170B (en) * | 2016-03-29 | 2019-07-30 | 努比亚技术有限公司 | A kind of control method and terminal to charge parallel |
| CN106160108A (en) * | 2016-08-05 | 2016-11-23 | 东莞新能德科技有限公司 | A kind of charging method and charging device |
| CN113346568B (en) * | 2016-12-30 | 2022-04-26 | 荣耀终端有限公司 | Method for charging battery, charging device and terminal equipment |
| CN109412215A (en) * | 2017-08-16 | 2019-03-01 | 广州极飞科技有限公司 | Charging circuit, the charging method based on charging circuit and unmanned plane |
| CN108063486B (en) * | 2018-01-23 | 2024-06-18 | 深圳可立克科技股份有限公司 | Charger suitable for charging various batteries, charging method thereof and electric energy conversion circuit |
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| DE102009001670A1 (en) * | 2009-03-19 | 2010-09-23 | Robert Bosch Gmbh | Charging method and charging system |
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| CN1437295A (en) * | 2002-02-07 | 2003-08-20 | 株式会社理光 | Charging apparatus for battery assembly and charging method |
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| CN101110521A (en) * | 2007-08-20 | 2008-01-23 | 中兴通讯股份有限公司 | Charging device and method for nickel-hydrogen battery |
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| WO2013143398A1 (en) | 2013-10-03 |
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