CN109450016A - Charging method, mobile power source and computer storage medium - Google Patents
Charging method, mobile power source and computer storage medium Download PDFInfo
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- CN109450016A CN109450016A CN201811271359.7A CN201811271359A CN109450016A CN 109450016 A CN109450016 A CN 109450016A CN 201811271359 A CN201811271359 A CN 201811271359A CN 109450016 A CN109450016 A CN 109450016A
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- 238000000034 method Methods 0.000 title claims abstract description 67
- 238000003860 storage Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 30
- 230000015654 memory Effects 0.000 claims description 29
- 230000001681 protective effect Effects 0.000 claims description 20
- 238000007599 discharging Methods 0.000 abstract description 30
- 208000028659 discharge Diseases 0.000 description 178
- 230000002265 prevention Effects 0.000 description 37
- 230000005611 electricity Effects 0.000 description 31
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- 238000004891 communication Methods 0.000 description 7
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- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
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Classifications
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- H02J7/0026—
-
- 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
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00038—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors
- H02J7/00041—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors in response to measured battery parameters, e.g. voltage, current or temperature profile
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- 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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the present application discloses a kind of charging method, mobile power source and computer storage medium, and above-mentioned charging method includes: to detect battery real-time current after discharge mode unlatching；When battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to record discharge time；When cell voltage is greater than default blanking voltage, discharge time is obtained；Between upon discharging when preset time threshold corresponding more than or equal to cell voltage, battery real-time current is switched to after default safe current and continues to discharge；Wherein, it presets safe current and is less than predetermined current threshold.
Description
Technical field
The invention relates to the discharge technology of mobile power source more particularly to a kind of charging methods, mobile power source and meter
Calculation machine storage medium.
Background technique
When battery discharge, the electric energy of storage gradually discharges, and voltage slowly declines.It is answered when voltage drop is as low as a certain specified value
Stop electric discharge, continues to discharge if being lower than this specified value, as over-discharge.Overdischarge may cause electrode active material
Damage, loses respond, makes shorter battery life, therefore, mobile power source avoids over-discharge often through over-discharge protection circuit
Generation.
When the use of mobile power source being terminal charge, as the power of terminal charge is increasing, mobile power source battery
Discharge current also can be increasing, and mobile power source is in lasting heavy-current discharge, since the internal resistance of cell is affected by temperature resistance value
Can constantly it increase, mobile power source can not accurately detect the voltage of battery and capacity during heavy-current discharge, just
It will lead to accidentally Cross prevention.
Summary of the invention
The embodiment of the present application provides a kind of charging method, mobile power source and computer storage medium, can reduce in battery
The influence for hindering change in resistance, accurately detects the voltage of battery, avoids the generation of accidentally Cross prevention.
The technical solution of the embodiment of the present application is achieved in that
The embodiment of the present application provides a kind of charging method, which comprises
After discharge mode unlatching, battery real-time current is detected；
When the battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to electric discharge
Time is recorded；
When the cell voltage is greater than default blanking voltage, the discharge time is obtained；It is greater than when the discharge time
Or when being equal to the corresponding preset time threshold of the cell voltage, the battery real-time current is switched to default safe current
After continue to discharge；Wherein, the default safe current is less than the predetermined current threshold.
Optionally, after the detection cell voltage, the method also includes:
When the cell voltage is less than or equal to the default blanking voltage, put according to default protective current
Electricity；Wherein, the default protective current is less than the default safe current.
Optionally, it is described the battery real-time current is switched to continue electric discharge after default safe current after, institute
State method further include:
Detect battery real time temperature；
When the battery real time temperature is more than or equal to preset temperature threshold, the battery real-time current is detected again
With the cell voltage；
Repetition carries out the switching of the battery real-time current according to the battery real-time current and the cell voltage, until
The cell voltage is less than or equal to the default blanking voltage.
Optionally, after the detection cell voltage, the method also includes:
Obtain the corresponding relationship of predeterminated voltage and time；
According to the corresponding relationship of the cell voltage and the predeterminated voltage and time, determine that the cell voltage is corresponding
The preset time threshold.
Optionally, before the acquisition predeterminated voltage and the corresponding relationship of time, the method also includes:
Establish the corresponding relationship of the predeterminated voltage and time.
The embodiment of the present application proposes a kind of mobile power source, and the mobile power source includes: detection unit, recording unit and puts
Electric unit,
The detection unit, for detecting battery real-time current after discharge mode unlatching；And when the battery is real
When electric current be more than or equal to predetermined current threshold when, detect cell voltage；
The recording unit, for starting pair when the battery real-time current is more than or equal to predetermined current threshold
Discharge time is recorded；And when the cell voltage is greater than default blanking voltage, obtain the discharge time；
The discharge cell, for being more than or equal to the corresponding preset time of the cell voltage when the discharge time
When threshold value, the battery real-time current is switched to after default safe current and continues to discharge；Wherein, the default safety electricity
Stream is less than the predetermined current threshold.
Optionally, the discharge cell, after being also used to detect cell voltage, when the cell voltage is less than or equal to
When the default blanking voltage, discharge according to default protective current；Wherein, the default protective current is less than described default
Safe current.
Optionally, the detection unit is also used to continue after the battery real-time current is switched to default safe current
After being discharged, battery real time temperature is detected；And when the battery real time temperature is more than or equal to preset temperature threshold
When, the battery real-time current and the cell voltage are detected again；And it repeats according to the battery real-time current and described
Cell voltage carries out the switching of the battery real-time current, until the cell voltage is less than or equal to the default cut-off electricity
Pressure.
Optionally, the mobile power source further include: acquiring unit and unit is established,
The acquiring unit obtains the corresponding relationship of predeterminated voltage and time after detecting cell voltage；And root
According to the corresponding relationship of the cell voltage and the predeterminated voltage and time, when determining that the cell voltage is corresponding described default
Between threshold value；
It is described to establish unit, before the corresponding relationship for obtaining predeterminated voltage and time, establish the predeterminated voltage with
The corresponding relationship of time.
The embodiment of the present application proposes that a kind of mobile power source, the mobile power source include processor, are stored with the processor
The memory of executable instruction, when executed, the processor realize charging method as described above when executing.
The embodiment of the present application proposes a kind of computer readable storage medium, is stored thereon with program, is applied to mobile power source
In, charging method as described above is realized when described program is executed by processor.
The embodiment of the present application provides a kind of charging method, mobile power source and computer storage medium, opens in discharge mode
Later, battery real-time current is detected；When battery real-time current is more than or equal to predetermined current threshold, detection cell voltage is simultaneously
Start to record discharge time；When cell voltage is greater than default blanking voltage, discharge time is obtained；It is big between upon discharging
In or when being equal to the corresponding preset time threshold of cell voltage, continue after battery real-time current is switched to default safe current
It discharges；Wherein, it presets safe current and is less than predetermined current threshold.It can be seen that the charging method that the application proposes, mobile
Power supply can detecte cell voltage, and in battery after determining that battery real-time current is more than or equal to predetermined current threshold
When voltage is greater than default blanking voltage, discharge time is obtained, is finally switched to battery real-time current according to discharge time default
Safe current discharges.That is, mobile power source is detecting that it is default that cell voltage is greater than in embodiments herein
After blanking voltage, first continue to be large current discharge, then after the preset lime, be switched to default safe current electric discharge,
Low discharging current is switched to, since the influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, thus
Accurately the voltage of battery can be detected, avoid the generation of accidentally Cross prevention.
Detailed description of the invention
Fig. 1 is a kind of implementation process schematic diagram for charging method that the embodiment of the present application proposes；
Fig. 2 is the schematic diagram of predeterminated voltage and the corresponding relationship of time in the application；
Fig. 3 is the discharge flow path schematic diagram that the embodiment of the present application proposes；
Fig. 4 is the composed structure schematic diagram one for the mobile power source that the embodiment of the present application proposes；
Fig. 5 is the composed structure schematic diagram two for the mobile power source that the embodiment of the present application proposes.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.It is understood that specific embodiment described herein is used only for explaining related application, rather than to this application
Restriction.It also should be noted that illustrating only part relevant to related application for ease of description, in attached drawing.
In embodiments herein, mobile power source may include power control, wherein power control can be with
Including crust of the device, crust of the device is provided with power input interface, power output interface and the first contact feed point, power input and connects
Mouth and power output interface are electrically connected with the first contact feed point, for controlling mobile power source charge and discharge.
Mobile power source can also include at least one battery unit, wherein each battery unit includes battery, for accommodating
The battery case of battery, second be electrically connected with battery contact feed point and third contacts feed point；Third contact feed point be used for it is another
Second contact feed point contact conducting of one battery unit.Power control is connected with battery unit, power control and institute
When stating battery unit connection, the conducting corresponding with the second contact feed point of a battery unit of the first contact feed point.
Mobile power source during electric discharge it is possible that the case where overdischarge, overdischarge, that is, over-discharge.Battery is put
When electric, the electric energy of storage gradually discharges, and voltage slowly declines.It should stop discharging when voltage drop is as low as default blanking voltage, weight
It newly charges to mobile power source to restore the energy storage state of battery.If also continuing putting lower than default blanking voltage
Electricity, as over-discharge, overdischarge may cause electrode active material damage, lose respond, make shorter battery life.
Overdischarge in order to prevent usually uses Cross prevention, that is, protects the minimum voltage of battery when discharging excessive, discharge into
When this electrical voltage point, circuitry cuts circuit is protected, achievees the purpose that protect battery.
However, mobile power source, when being large current discharge for a long time, the internal resistance of cell can increase as the temperature rises
Greatly, so that the defect that can not be accurately detected mobile power source voltage and electricity will be caused, and then it is likely to result in accidentally over-discharge
The problem of protection, while the defect that the electricity for also resulting in mobile power source can not accurately be shown.
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.
One embodiment of the application provides a kind of charging method, which is applied in mobile power source, wherein above-mentioned
Mobile power source configuration is double battery core mobile power sources there are two battery core, i.e. mobile power source；Fig. 1 is one kind that the embodiment of the present application proposes
The implementation process schematic diagram of charging method, as shown in Figure 1, in embodiments herein, method that mobile power source discharges
It may comprise steps of:
Step 101, discharge mode unlatching after, detect battery real-time current.
In embodiments herein, mobile power source can first examine electric current in real time after opening discharge mode
It surveys, it is hereby achieved that battery real-time current.
It should be noted that above-mentioned mobile power source can be previously provided with different work in embodiments herein
Charge mode and discharge mode has can be set in mode, specifically, mobile power source.
Further, in embodiments herein, mobile power source can be opened and be filled after connecting with external power supply
Power mode, by access electric current to charge the battery.
Further, in embodiments herein, above-mentioned mobile power source after being connect with terminal to be charged,
To open discharge mode, by output electric current to discharge terminal.
Further, in this application, terminal is the charging equipment that can be connect with mobile power source, for example, terminal can
Think any terminal for having communication and store function, such as: tablet computer, mobile phone, electronic reader, remote controler, personal meter
The terminals such as calculation machine (Personal Computer, PC), laptop, mobile unit, Web TV, wearable device.
It should be noted that above-mentioned terminal is configured with communication interface, such as universal serial bus in embodiments herein
(Universal Serial Bus, USB) interface, therefore, terminal can establish connection by communication interface and mobile power source.
Further, in embodiments herein, mobile power source is measured in real time by the electric current to battery, thus
Above-mentioned battery real-time current can be obtained, further to judge whether to continue voltage detecting according to battery real-time current.
It should be noted that in embodiments herein, above-mentioned mobile power source after opening discharge mode, battery
Discharge current is not fixed inconvenient, but be increasing, therefore mobile power source needs to be measured in real time electric current,
Obtain battery real-time current.
Step 102, when battery real-time current is more than or equal to predetermined current threshold, detect cell voltage and start pair
Discharge time is recorded.
In embodiments herein, above-mentioned mobile power source is after detection obtains above-mentioned battery real-time current, if electric
Pond real-time current is more than or equal to predetermined current threshold, then mobile power source can continue to carry out in real time the voltage of battery
Detection, detection obtain cell voltage, while can start to carry out the record of discharge time.
It should be noted that above-mentioned mobile power source, can after obtaining battery real-time current in embodiments herein
Battery real-time current and predetermined current threshold to be compared, so as to be judged whether further according to comparison result to electricity
Cell voltage is detected.
Further, in embodiments herein, above-mentioned mobile power source can preset a current upper limit value, i.e.,
Above-mentioned predetermined current threshold, wherein predetermined current threshold is for determining current discharge mode.
It should be noted that above-mentioned mobile power source can be by a variety of methods to default electricity in embodiments herein
Stream threshold value is configured, for example, mobile power source can be according to the input operation setting predetermined current threshold of user, it can also basis
Predetermined current threshold is arranged in the performance parameter of battery.
Further, in embodiments herein, above-mentioned mobile power source can will discharge mould according to predetermined current threshold
Formula divides into heavy-current discharge and low discharging current.Specifically, it is preset when the battery real-time current detected is more than or equal to
When current threshold, mobile power source can consider discharge mode for heavy-current discharge；Correspondingly, when the battery real-time current detected
When less than predetermined current threshold, mobile power source can consider that discharge mode is low discharging current.For example, mobile power source can be preparatory
Setting predetermined current threshold is 5A, if battery real-time current is 6.3A, mobile power source can consider present discharge mode
For heavy-current discharge；If battery real-time current is 1A, mobile power source can consider that present discharge mode is put for low current
Electricity.
It should be noted that in embodiments herein, above-mentioned mobile power source is by battery real-time current and default electricity
After stream threshold value is compared, if battery real-time current is more than or equal to predetermined current threshold, mobile power source
To determine be large current discharge, it is therefore desirable to be detected to the voltage of battery, it is also necessary to remember to discharge time
Record.
Further, in embodiments herein, when battery real-time current is more than or equal to predetermined current threshold,
Mobile power source can detect acquisition cell voltage, while can start the record of discharge time, so as to according to battery electricity
Whether pressure is to opening Cross prevention and determine.
Step 103, when cell voltage is greater than default blanking voltage, obtain discharge time；Wherein, blanking voltage is preset to use
In determining whether to open Cross prevention.
In embodiments herein, above-mentioned mobile power source is after detecting above-mentioned cell voltage, if battery
When voltage is greater than default blanking voltage, mobile power source available discharge time.
It should be noted that in embodiments herein, whether above-mentioned default blanking voltage can be used for opening
Protection is put to be determined.Specifically, in embodiments herein, mobile power source can be by default blanking voltage and cell voltage
It is compared, to determine the need for opening Cross prevention.
Further, in embodiments herein, above-mentioned mobile power source can preset default blanking voltage, specifically
Default blanking voltage can be arranged in ground, mobile power source in several ways, for example, mobile power source can be grasped according to the input of user
Make that default blanking voltage is arranged, default blanking voltage can also be set according to the performance parameter of battery.
It should be noted that above-mentioned mobile power source can incite somebody to action after obtaining cell voltage in embodiments herein
Cell voltage and default blanking voltage are compared, if cell voltage is greater than default blanking voltage, it can illustrate mobile electricity
The cell voltage in source can also continue to discharge, therefore mobile power source can be determined that and not need to carry out Cross prevention.
Further, in embodiments herein, if mobile power source is sentenced according to cell voltage and default blanking voltage
Surely it does not need to open Cross prevention, then mobile power source available discharge time.
It should be noted that above-mentioned discharge time is not that mobile power source opens electric discharge mould in embodiments herein
Time after formula, but when detecting the real-time current for determining mobile power source greater than predetermined current threshold, that is, determine mobile electricity
After source enters the heavy-current discharge stage, the discharge time of the high current of start recording.
Step 104, upon discharging between when being more than or equal to the corresponding preset time threshold of cell voltage, battery is real-time
Current switching is to continue to discharge after presetting safe current；Wherein, it presets safe current and is less than predetermined current threshold.
In embodiments herein, above-mentioned mobile power source after obtaining discharge time, if discharge time be greater than or
Person is equal to the corresponding preset time threshold of cell voltage, then battery real-time current can be switched to default peace by mobile power source
Then total current is continuing to discharge.Wherein, it presets safe current and is less than battery real-time current and predetermined current threshold.
It should be noted that above-mentioned mobile power source can incite somebody to action after recording discharge time in embodiments herein
Discharge time is compared with preset time threshold, so as to judge whether to carry out battery real-time current according to comparison result
Hand-off process.
Further, in the embodiment of application, above-mentioned preset time threshold can be one corresponding with cell voltage
Time parameter.Specifically, in embodiments herein, preset time threshold can be used for judging whether carrying out discharge current
Change.
It should be noted that above-mentioned mobile power source can preset cell voltage and put in embodiments herein
The corresponding relationship of the corresponding relationship of electric time, i.e. predeterminated voltage and time.Specifically, mobile power source can be preset different
Battery voltage value, such as V1, V2 ... Vn, wherein V1 > V2 > ... > Vn, Vn can be default blanking voltage, correspondingly, mobile power source
It can be set and maximum charge time, such as Tmax1 corresponding to different voltage values, Tmax2 ... Tmax (n-1), wherein due to
When cell voltage is default blanking voltage Vn, mobile power source can open Cross prevention, thus default blanking voltage there is no pair
The maximum charge time answered.Mobile power source can establish predeterminated voltage and time according to cell voltage and corresponding charging time
Corresponding relationship.Fig. 2 is the schematic diagram of predeterminated voltage and the corresponding relationship of time in the application, as shown in Fig. 2, for different electricity
Cell voltage value has the corresponding maximum charge time, i.e., for different cell voltages, be all corresponding with correspondingly preset time
Threshold value.For example, corresponding preset time threshold is 20s when cell voltage is 5V.
Further, in embodiments herein, mobile power source compares by discharge time and preset time threshold
After relatively, if discharge time is more than or equal to the corresponding preset time threshold of cell voltage, it is considered that mobile electricity
Source had reached setting heavy-current discharge upper limit time, it can be considered that the internal resistance of battery due to resistance value raising
The accurate detection for being influenced voltage and electricity is likely to result in accidentally Cross prevention, it is therefore desirable to be switched to heavy-current discharge
Low discharging current.
It should be noted that above-mentioned mobile power source is determining that discharge time is more than or equal in embodiments herein
After preset time threshold, discharge mode can be switched to low discharging current by being large current discharge, i.e., it is above-mentioned battery is real
When current switching be above-mentioned default safe current, then proceed by electric discharge.
Further, in embodiments herein, above-mentioned default safe current can be used for characterizing low discharging current mould
Formula.Specifically, when the discharge current of mobile power source is less than or equal to default safe current, electric discharge is can be confirmed in mobile power source
Mode is low discharging current.
It should be noted that above-mentioned mobile power source can be by a variety of methods to above-mentioned pre- in embodiments herein
If safe current is configured, for example, mobile power source can preset safe current according to the input operation setting of user, it can be with
According to the performance parameter of battery, default safe current is set.
It should be noted that in embodiments herein, above-mentioned mobile power source battery real-time current is switched to it is pre-
If safe current, electric discharge is then proceeded by, heavy-current discharge effectively can be switched to low discharging current, so as to drop
The resistance value of the low internal resistance of cell, so can more accurate detection battery voltage and electricity, to prevent the production of accidentally Cross prevention
It is raw, simultaneously accurately show electricity.
A kind of charging method that the embodiment of the present application proposes detects battery real-time current after discharge mode unlatching；When
When battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to record discharge time；
When cell voltage is greater than default blanking voltage, discharge time is obtained；It is corresponding to be more than or equal to cell voltage between upon discharging
Preset time threshold when, battery real-time current is switched to after default safe current and continues to discharge；Wherein, safety is preset
Electric current is less than predetermined current threshold.It can be seen that the charging method that the application proposes, mobile power source are determining battery real-time current
After predetermined current threshold, cell voltage can detecte, and when cell voltage is greater than default blanking voltage,
Discharge time is obtained, battery real-time current is finally switched to by default safe current according to discharge time and is discharged.Namely
It says, in embodiments herein, mobile power source first continues after detecting that cell voltage is greater than default blanking voltage
Then after the preset lime heavy-current discharge is switched to default safe current electric discharge, that is, switches to low discharging current, due to
The influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, so as to accurately to the voltage of battery into
Row detection, avoids the generation of accidentally Cross prevention.
Based on the above embodiment, in another embodiment of the application, above-mentioned mobile power source after detecting cell voltage,
The method that mobile power source discharges can with the following steps are included:
Step 105, when cell voltage is less than or equal to default blanking voltage, put according to default protective current
Electricity；Wherein, it presets protective current and is less than default safe current.
In embodiments herein, above-mentioned mobile power source is after detecting cell voltage, if cell voltage
Less than or equal to default blanking voltage, mobile power source can open Cross prevention, then be put according to default protective current
Electricity.
It should be noted that in embodiments herein, whether above-mentioned default blanking voltage can be used for opening
Protection is put to be determined.Specifically, in embodiments herein, mobile power source can be by default blanking voltage and cell voltage
It is compared, to determine the need for opening Cross prevention.
Further, in embodiments herein, the default protective current can be used for the premise in protection battery
Lower determining discharge current.Wherein, above-mentioned mobile power source then needs to carry out by low current when determination needs to open Cross prevention
Electric discharge, therefore mobile power source can discharge, to battery after opening Cross prevention according to default safe current
It is protected.
It should be noted that in embodiments herein, if cell voltage is less than or equal to default blanking voltage,
Mobile power source can also stop discharging, to protect battery after opening Cross prevention.
Further, in embodiments herein, above-mentioned mobile power source can preset above-mentioned default protective current,
Specifically, default protective current can be arranged in mobile power source in several ways, for example, mobile power source can be according to the defeated of user
Enter operation setting and preset protective current, default protective current can also be set according to the performance parameter of battery.
It should be noted that above-mentioned mobile power source can incite somebody to action after obtaining cell voltage in embodiments herein
Cell voltage and default blanking voltage are compared, if cell voltage is less than or equal to default blanking voltage, it can say
The battery of bright mobile power source cannot continue to be large current discharge, therefore mobile power source can be determined that and need to carry out Cross prevention.
Further, in embodiments herein, if above-mentioned mobile power source is according to cell voltage and default cut-off electricity
Pressure determines to need to open Cross prevention, then mobile power source can open Cross prevention, then carries out according to default protective current
Electric discharge.
In embodiments herein, above-mentioned mobile power source is after detecting cell voltage, i.e., mobile after step 102
The method that power supply discharges can with the following steps are included:
Step 106, the corresponding relationship for obtaining predeterminated voltage and time.
In embodiments herein, above-mentioned mobile power source can be obtained first default after detection obtains cell voltage
The corresponding relationship of voltage and time.
It should be noted that in embodiments herein, above-mentioned mobile power source can pre-establish predeterminated voltage and when
Between corresponding relationship, then can carry out preset time threshold inquiry before, obtain predeterminated voltage it is corresponding with the time pass
System, and preset time threshold is further determined that according to the corresponding relationship of predeterminated voltage and time.
Step 107, according to the corresponding relationship of cell voltage and predeterminated voltage and time, determine that cell voltage is corresponding default
Time threshold.
In embodiments herein, above-mentioned mobile power source, can after obtaining predeterminated voltage and the corresponding relationship of time
It is to determine time parameter corresponding with cell voltage according to the corresponding relationship of cell voltage and predeterminated voltage and time, i.e., default
Time threshold.For example, being based on above-mentioned Fig. 2, when cell voltage is 6V, corresponding preset time threshold is 15s.
A kind of charging method that the embodiment of the present application proposes detects battery real-time current after discharge mode unlatching；When
When battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to record discharge time；
When cell voltage is greater than default blanking voltage, discharge time is obtained；It is corresponding to be more than or equal to cell voltage between upon discharging
Preset time threshold when, battery real-time current is switched to after default safe current and continues to discharge；Wherein, safety is preset
Electric current is less than predetermined current threshold.It can be seen that the charging method that the application proposes, mobile power source are determining battery real-time current
After predetermined current threshold, cell voltage can detecte, and when cell voltage is greater than default blanking voltage,
Discharge time is obtained, battery real-time current is finally switched to by default safe current according to discharge time and is discharged.Namely
It says, in embodiments herein, mobile power source first continues after detecting that cell voltage is greater than default blanking voltage
Then after the preset lime heavy-current discharge is switched to default safe current electric discharge, that is, switches to low discharging current, due to
The influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, so as to accurately to the voltage of battery into
Row detection, avoids the generation of accidentally Cross prevention.
Based on the above embodiment, in the another embodiment of the application, above-mentioned mobile power source is electric in real time by the battery
Stream is switched to after default safe current continue electric discharge after, i.e., after step 104, the method that mobile power source discharges is also
It may comprise steps of:
Step 108, detection battery real time temperature.
In embodiments herein, above-mentioned mobile power source is that battery real-time current is switched to default safe current is subsequent
Continue after being discharged, the temperature of battery can be measured in real time.
It should be noted that the resistance value of resistance can vary with temperature and change since cell resistance is temperature-sensitive device.Its
In, in operating temperature range, it is positive temperature coefficient thermistor that resistance value is increased with temperature rising, and resistance value is with temperature
Degree rise and reduce be negative temperature coefficient thermistor.
Further, in embodiments herein, resistance value and temperature just because of the internal resistance of cell have correlativity,
Therefore mobile power source can be measured in real time by the temperature to battery, real time temperature be obtained, so as to further basis
Whether in the normal range real time temperature determines the resistance value of the internal resistance of cell.
It should be noted that above-mentioned mobile power source can detecte the temperature-sensitive electricity for obtaining battery in embodiments herein
Characteristic curve is hindered, the real time temperature of battery is then obtained by analysis thermistor characteristic curve, so as to according to temperature in real time
Degree further determines whether to carry out Cross prevention.
Step 109, when battery real time temperature be more than or equal to preset temperature threshold when, again detect battery real-time current
And cell voltage.
In embodiments herein, above-mentioned mobile power source is after detection obtains battery real time temperature, if battery is real
Shi Wendu is more than or equal to preset temperature threshold, then mobile power source can detect battery real-time current and above-mentioned electricity again
Cell voltage.
It should be noted that above-mentioned mobile power source, can after obtaining battery real time temperature in embodiments herein
Battery real time temperature and preset temperature threshold to be compared, so as to be judged whether again according to comparison result to battery
Real-time current and cell voltage are detected.
Further, in embodiments herein, above-mentioned mobile power source can preset a temperature upper limit, i.e.,
Above-mentioned preset temperature threshold, wherein preset temperature threshold is used to whether carry out the resistance value of the internal resistance of cell in the normal range true
It is fixed.
It should be noted that above-mentioned mobile power source can be by a variety of methods to default temperature in embodiments herein
Degree threshold value is configured, for example, mobile power source can be according to the input operation setting preset temperature threshold of user, it can also basis
Preset temperature threshold is arranged in the performance parameter of battery.
Further, in embodiments herein, above-mentioned mobile power source can determine battery according to preset temperature threshold
Whether the resistance value of internal resistance is within normal Standard resistance range.Specifically, when the battery real time temperature detected is greater than or waits
When preset temperature threshold, mobile power source can consider the internal resistance resistance value of battery as temperature increases to improper range；Phase
Ying Di, when the battery real time temperature detected is less than preset temperature threshold, mobile power source can consider the internal resistance resistance value of battery
It has been restored in normal Standard resistance range.
It should be noted that in embodiments herein, above-mentioned mobile power source is by battery real time temperature and default temperature
After degree threshold value is compared, if battery real time temperature is more than or equal to preset temperature threshold, mobile power source
With determine the internal resistance resistance value of battery as temperature increases to improper range, it is therefore desirable to again to battery real-time current and electricity
Cell voltage is detected, to determine whether to carry out Cross prevention.
Step 1010 repeats the switching that battery real-time current is carried out according to battery real-time current and cell voltage, Zhi Dao electricity
Cell voltage is less than or equal to default blanking voltage.
It is mobile if above-mentioned battery real time temperature is more than or equal to preset temperature threshold in embodiments herein
Power supply can repeat after detecting battery real-time current and cell voltage again according to battery real-time current and cell voltage
The switching for carrying out battery real-time current, until cell voltage is less than or equal to default blanking voltage.
It should be noted that in embodiments herein, above-mentioned mobile power source determine battery real time temperature be greater than or
Person is equal to after preset temperature threshold, can reprocess to above-mentioned steps 101 to above-mentioned steps 1010, until battery electricity
Pressure is less than or equal to default blanking voltage, to change except normal Standard resistance range in the internal resistance of cell with the variation of temperature
When, more accurately the voltage of battery and electricity can be detected, avoid accidentally Cross prevention.
A kind of charging method that the embodiment of the present application proposes detects battery real-time current after discharge mode unlatching；When
When battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to record discharge time；
When cell voltage is greater than default blanking voltage, discharge time is obtained；It is corresponding to be more than or equal to cell voltage between upon discharging
Preset time threshold when, battery real-time current is switched to after default safe current and continues to discharge；Wherein, safety is preset
Electric current is less than predetermined current threshold.It can be seen that the charging method that the application proposes, mobile power source are determining battery real-time current
After predetermined current threshold, cell voltage can detecte, and when cell voltage is greater than default blanking voltage,
Discharge time is obtained, battery real-time current is finally switched to by default safe current according to discharge time and is discharged.Namely
It says, in embodiments herein, mobile power source first continues after detecting that cell voltage is greater than default blanking voltage
Then after the preset lime heavy-current discharge is switched to default safe current electric discharge, that is, switches to low discharging current, due to
The influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, so as to accurately to the voltage of battery into
Row detection, avoids the generation of accidentally Cross prevention.
Based on the above embodiment, in another embodiment of the application, Fig. 3 is the discharge flow path that the embodiment of the present application proposes
Schematic diagram, as shown in figure 3, the method discharged of mobile power source can with the following steps are included:
Step 201 opens discharge mode.
In embodiments herein, above-mentioned mobile power source can be previously provided with different operating modes, specifically, move
Charge mode and discharge mode has can be set in dynamic power supply.
Further, in embodiments herein, above-mentioned mobile power source after being connect with terminal to be charged,
To open discharge mode, by output electric current to discharge terminal.
Step 202, detection battery real-time current.
In embodiments herein, mobile power source can first examine electric current in real time after opening discharge mode
It surveys, it is hereby achieved that above-mentioned battery real-time current.
It should be noted that mobile power source is after opening discharge mode, the electric discharge of battery in embodiments herein
Electric current is not fixed inconvenient, but be increasing, therefore mobile power source needs to be measured in real time electric current, obtains
Battery real-time current.
Step 203 judges whether battery real-time current is less than predetermined current threshold, if so, thening follow the steps 202；Such as
Fruit is not to then follow the steps 204.
In embodiments herein, above-mentioned mobile power source is measured in real time by the electric current to battery, thus
To obtain battery real-time current, further to judge whether to continue voltage detecting according to battery real-time current.
Step 204, detection cell voltage, start recording discharge time.
In embodiments herein, above-mentioned mobile power source is after detection obtains battery real-time current, if battery is real
When electric current be more than or equal to predetermined current threshold, then mobile power source can continue the real-time detection of cell voltage,
Cell voltage is obtained, record discharge time is started simultaneously at.
Step 205 judges whether cell voltage is greater than default blanking voltage, if so, thening follow the steps 207；If no
It is to then follow the steps 206.
In embodiments herein, default blanking voltage can be compared by above-mentioned mobile power source with cell voltage,
To determine the need for opening Cross prevention.
Step 206 opens Cross prevention, discharges according to default protective current.
In embodiments herein, above-mentioned mobile power source is then needed when determination needs to open Cross prevention by small
Electric current discharges, therefore mobile power source can discharge after opening Cross prevention according to default safe current,
To be protected to battery.
It should be noted that in embodiments herein, if cell voltage is less than or equal to default blanking voltage,
Mobile power source can also stop discharging, to protect battery after opening Cross prevention.
Step 207 obtains discharge time.
In embodiments herein, if above-mentioned mobile power source is not required to according to cell voltage and the judgement of default blanking voltage
Cross prevention is opened, then mobile power source available discharge time.
Step 208 judges whether discharge time is less than the corresponding preset time threshold of cell voltage, if it is, executing
Step 207；If it is not, then executing step 209.
Battery real-time current is switched to after default safe current and continues to discharge by step 209.
In embodiments herein, if discharge time is more than or equal to the corresponding preset time threshold of cell voltage
Value, then battery real-time current can be switched to default safe current by mobile power source, then is continuing to discharge.Its
In, it presets safe current and is less than battery real-time current.
Step 2010, detection battery real time temperature.
In embodiments herein, above-mentioned mobile power source is that battery real-time current is switched to default safe current is subsequent
Continue after being discharged, the temperature of battery can be measured in real time.
Step 2011 judges whether battery real time temperature is less than preset temperature threshold, if so, thening follow the steps 2010；
If it is not, then step 202 is executed, until cell voltage is less than or equal to default blanking voltage.
In embodiments herein, above-mentioned mobile power source is determining battery real time temperature more than or equal to preset temperature
After threshold value, above-mentioned steps 202 can be re-executed, preset blanking voltage until cell voltage is less than or equal to, thus
It, can be more accurately to the voltage of battery and electricity when the internal resistance of cell is changed except normal Standard resistance range with the variation of temperature
Amount is detected, and accidentally Cross prevention is avoided.
A kind of charging method that the embodiment of the present application proposes detects battery real-time current after discharge mode unlatching；When
When battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to record discharge time；
When cell voltage is greater than default blanking voltage, discharge time is obtained；It is corresponding to be more than or equal to cell voltage between upon discharging
Preset time threshold when, battery real-time current is switched to after default safe current and continues to discharge；Wherein, safety is preset
Electric current is less than predetermined current threshold.It can be seen that the charging method that the application proposes, mobile power source are determining battery real-time current
After predetermined current threshold, cell voltage can detecte, and when cell voltage is greater than default blanking voltage,
Discharge time is obtained, battery real-time current is finally switched to by default safe current according to discharge time and is discharged.Namely
It says, in embodiments herein, mobile power source first continues after detecting that cell voltage is greater than default blanking voltage
Then after the preset lime heavy-current discharge is switched to default safe current electric discharge, that is, switches to low discharging current, due to
The influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, so as to accurately to the voltage of battery into
Row detection, avoids the generation of accidentally Cross prevention.
In the another embodiment of the application, Fig. 4 is the composed structure signal for the mobile power source that the embodiment of the present application proposes
Figure one, as shown in figure 4, the mobile power source 1 that the embodiment of the present application proposes may include detection unit 11, recording unit 12, electric discharge
Unit 13, acquiring unit 14 and establish unit 16 at setting unit 15.
The detection unit 11, for detecting battery real-time current after discharge mode unlatching；And work as the battery
When real-time current is more than or equal to predetermined current threshold, cell voltage is detected.
The recording unit 12, for starting when the battery real-time current is more than or equal to predetermined current threshold
Record is carried out to discharge time and when the cell voltage is greater than default blanking voltage, obtains the discharge time.
The discharge cell 13, for when the discharge time is corresponding default more than or equal to the cell voltage
Between threshold value when, the battery real-time current is switched to after default safe current and continues to discharge；Wherein, the default safety
Electric current is less than the predetermined current threshold.
Further, in embodiments herein, the discharge cell 13, after being also used to detect cell voltage, when
When the cell voltage is less than or equal to the default blanking voltage, discharge according to default protective current；Wherein, described
Default protective current is less than the default safe current.
Further, in embodiments herein, the detection unit 11 is also used to cut the battery real-time current
It is changed to after default safe current after continuing electric discharge, detects battery real time temperature；And when the battery real time temperature is big
When preset temperature threshold, the battery real-time current and the cell voltage are detected again；And repeat basis
The battery real-time current and the cell voltage carry out the switching of the battery real-time current, until the cell voltage is less than
Or it is equal to the default blanking voltage.
Further, in embodiments herein, the acquiring unit 14 obtains after detecting cell voltage
The corresponding relationship of predeterminated voltage and time；And the corresponding relationship according to the cell voltage and the predeterminated voltage and time,
Determine the corresponding preset time threshold of the cell voltage.
Further, in embodiments herein, the setting unit 15, for before detecting battery real-time current,
The predetermined current threshold is set；And the battery real-time current is switched to and continues to discharge it after default safe current
Before, the default safe current is set.
Further, described to establish unit 16 in embodiments herein, for obtaining pair of predeterminated voltage and time
Before should being related to, the corresponding relationship of the predeterminated voltage and time are established.
Fig. 5 is the composed structure schematic diagram two for the mobile power source that the embodiment of the present application proposes, as shown in figure 5, the application is real
The mobile power source 1 for applying example proposition can also include processor 17, the memory 18 for being stored with 17 executable instruction of processor, into one
Step ground, split type terminal 1 can also include communication interface 19, and for connecting processor 17, memory 18 and communication interface
19 bus 110.
In embodiments herein, above-mentioned processor 17 can be application-specific IC (Application
Specific Integrated Circuit, ASIC), digital signal processor (Digital Signal Processor,
DSP), digital signal processing device (Digital Signal Processing Device, DSPD), programmable logic device
(ProgRAMmable Logic Device, PLD), field programmable gate array (Field ProgRAMmable Gate
Array, FPGA), central processing unit (Central Processing Unit, CPU), controller, microcontroller, microprocessor
At least one of.It, can be with for realizing the electronic device of above-mentioned processor function it is to be appreciated that for different equipment
To be other, the embodiment of the present application is not especially limited.Split type terminal 1 can also include memory 18, which can be with
It is connect with processor 17, wherein for memory 18 for storing executable program code, which includes that computer operation refers to
It enables, memory 18 may include high speed RAM memory, it is also possible to further include nonvolatile memory, for example, at least two disks
Memory.
In embodiments herein, bus 110 for connection communication interface 19, processor 17 and memory 18 and
Being in communication with each other between these devices.
In embodiments herein, memory 18, for storing instruction and data.
Further, in embodiments herein, above-mentioned processor 17, for detecting after discharge mode unlatching
Battery real-time current；When the battery real-time current is more than or equal to predetermined current threshold, cell voltage is detected；When described
When cell voltage is greater than default blanking voltage, the cell voltage corresponding discharge time is recorded；Wherein, the default cut-off electricity
Pressure is for determining whether to open Cross prevention；When the discharge time is corresponding default more than or equal to the cell voltage
Between threshold value when, the battery real-time current is switched to after default safe current and continues to discharge.
In practical applications, above-mentioned memory 18 can be volatibility first memory (volatile memory), such as
Arbitrary access first memory (Random-Access Memory, RAM)；Or non-volatile first memories (non-
Volatile memory), for example, read-only first memory (Read-Only Memory, ROM), quick flashing first memory
(flash memory), hard disk (Hard Disk Drive, HDD) or solid state hard disk (Solid-State Drive, SSD)；Or
The combination of the first memory of person's mentioned kind, and instruction and data is provided to processor 17.
In addition, each functional module in the present embodiment can integrate in one processing unit, it is also possible to each list
Member physically exists alone, and can also be integrated in one unit with two or more units.Above-mentioned integrated unit both can be with
Using formal implementation of hardware, can also be realized in the form of software function module.
If integrated unit realizes that being not intended as independent product is sold or made in the form of software function module
Used time can store in a computer readable storage medium, based on this understanding, the technical solution sheet of the present embodiment
The all or part of the part that contributes to existing technology or the technical solution can be with software product in other words in matter
Form embodies, which is stored in a storage medium, including some instructions are used so that a meter
It calculates machine equipment (can be personal computer, server or the network equipment etc.) or processor (processor) executes this implementation
The all or part of the steps of example method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read Only
Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
A kind of mobile power source that the embodiment of the present application proposes, after discharge mode unlatching, which detects battery
Real-time current；When battery real-time current is more than or equal to predetermined current threshold, cell voltage is detected；When cell voltage is greater than
When default blanking voltage, record cell voltage corresponding discharge time；Wherein, blanking voltage is preset for determining whether to open
Put protection；Between upon discharging when preset time threshold corresponding more than or equal to cell voltage, battery real-time current is switched
To continue to discharge after default safe current.It can be seen that the mobile power source that the application proposes, mobile power source are determining battery
Real-time current is more than or equal to after predetermined current threshold, can detecte cell voltage, and be greater than default cut in cell voltage
Only when voltage, discharge time is obtained, battery real-time current is finally switched to by default safe current according to discharge time and is put
Electricity.That is, in embodiments herein, mobile power source after detecting that cell voltage is greater than default blanking voltage,
First continue to be large current discharge, then after the preset lime, is switched to default safe current electric discharge, that is, switches to low current
Electric discharge, since the influence of internal resistance of cell change in resistance can be gradually decreased by low discharging current, so as to accurately to electricity
The voltage in pond is detected, and the generation of accidentally Cross prevention is avoided.
The embodiment of the present application provides a kind of computer readable storage medium, is stored thereon with program, and the program is by processor
Charging method as described above is realized when execution.
Specifically, the corresponding program instruction of one of the present embodiment charging method can be stored in CD, hard disk,
On the storage mediums such as USB flash disk, read by an electronic equipment when the program instruction corresponding with a kind of charging method in storage medium or
It is performed, includes the following steps:
After discharge mode unlatching, battery real-time current is detected；
When the battery real-time current is more than or equal to predetermined current threshold, cell voltage is detected；
When the cell voltage is greater than default blanking voltage, the cell voltage corresponding discharge time is recorded；Wherein,
The default blanking voltage is for determining whether to open Cross prevention；
When discharge time preset time threshold corresponding more than or equal to the cell voltage, by the battery
Real-time current continues to discharge after being switched to default safe current.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, the shape of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the application
Formula.Moreover, the application, which can be used, can use storage in the computer that one or more wherein includes computer usable program code
The form for the computer program product implemented on medium (including but not limited to magnetic disk storage and optical memory etc.).
The application is realization of the reference according to the method, equipment (system) and computer program product of the embodiment of the present application
Flow diagram and/or block diagram describe.It should be understood that flow diagram and/or box can be realized by computer program instructions
The combination of each flow and/or block in figure and the process in implementation process schematic diagram and/or block diagram and/or box.
These computer program instructions be can provide to general purpose computer, special purpose computer, Embedded Processor or other programmable datas
The processor of processing equipment is to generate a machine, so that passing through computer or the processor of other programmable data processing devices
The instruction of execution generate for realizing in one box of implementation process schematic diagram one process or multiple processes and/or block diagrams or
The device for the function of being specified in multiple boxes.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
The manufacture of device is enabled, which realizes in implementation process schematic diagram one process or multiple processes and/or block diagrams one
The function of being specified in a box or multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction that is executed on other programmable devices provide for realizing in one process of implementation process schematic diagram or multiple processes and/or
The step of function of being specified in one or more blocks of the block diagram.
The above, the only preferred embodiment of the application, are not intended to limit the protection scope of the application.
Claims (11)
1. a kind of charging method, which is characterized in that the described method includes:
After discharge mode unlatching, battery real-time current is detected；
When the battery real-time current is more than or equal to predetermined current threshold, detects cell voltage and start to discharge time
It is recorded；
When the cell voltage is greater than default blanking voltage, the discharge time is obtained；
It is when discharge time preset time threshold corresponding more than or equal to the cell voltage, the battery is real-time
Current switching is to continue to discharge after presetting safe current；Wherein, the default safe current is less than the predetermined current threshold
Value.
2. the method according to claim 1, wherein after the detection cell voltage, the method also includes:
When the cell voltage is less than or equal to the default blanking voltage, discharge according to default protective current；Its
In, the default protective current is less than the default safe current.
3. the method according to claim 1, wherein described be switched to default safety for the battery real-time current
After continuing electric discharge after electric current, the method also includes:
Detect battery real time temperature；
When the battery real time temperature is more than or equal to preset temperature threshold, the battery real-time current and institute are detected again
State cell voltage；
Repetition carries out the switching of the battery real-time current according to the battery real-time current and the cell voltage, until described
Cell voltage is less than or equal to the default blanking voltage.
4. method according to any one of claims 1 to 3, which is characterized in that after the detection cell voltage, the side
Method further include:
Obtain the corresponding relationship of predeterminated voltage and time；
According to the corresponding relationship of the cell voltage and the predeterminated voltage and time, determine that the cell voltage is corresponding described
Preset time threshold.
5. according to the method described in claim 4, it is characterized in that, the acquisition predeterminated voltage and the corresponding relationship of time it
Before, the method also includes:
Establish the corresponding relationship of the predeterminated voltage and time.
6. a kind of mobile power source, which is characterized in that the mobile power source includes: detection unit, recording unit and discharge cell,
The detection unit, for detecting battery real-time current after discharge mode unlatching；And when the battery is electric in real time
When stream is more than or equal to predetermined current threshold, cell voltage is detected；
The recording unit, for starting to electric discharge when the battery real-time current is more than or equal to predetermined current threshold
Time is recorded；And when the cell voltage is greater than default blanking voltage, obtain the discharge time；
The discharge cell, for being more than or equal to the corresponding preset time threshold of the cell voltage when the discharge time
When, the battery real-time current is switched to after default safe current and continues to discharge；Wherein, the default safe current is small
In the predetermined current threshold.
7. mobile power source according to claim 6, which is characterized in that
The discharge cell, after being also used to detect cell voltage, when the cell voltage is less than or equal to described default section
Only when voltage, discharge according to default protective current；Wherein, the default protective current is less than the default safe current.
8. mobile power source according to claim 6, which is characterized in that
The detection unit, is also used to for the battery real-time current being switched to and continues to discharge it after default safe current
Afterwards, battery real time temperature is detected；And it when the battery real time temperature is more than or equal to preset temperature threshold, detects again
The battery real-time current and the cell voltage；And it repeats to be carried out according to the battery real-time current and the cell voltage
The switching of the battery real-time current, until the cell voltage is less than or equal to the default blanking voltage.
9. the mobile power source according to claim 6 to 8, which is characterized in that the mobile power source further include: acquiring unit and
Unit is established,
The acquiring unit obtains the corresponding relationship of predeterminated voltage and time after detecting cell voltage；And according to institute
The corresponding relationship for stating cell voltage and the predeterminated voltage and time determines the corresponding preset time threshold of the cell voltage
Value；
It is described to establish unit, before the corresponding relationship for obtaining predeterminated voltage and time, establish the predeterminated voltage and time
Corresponding relationship.
10. a kind of mobile power source, which is characterized in that the mobile power source includes processor, to be stored with the processor executable
The memory of instruction, when executed, the processor are realized as described in any one in claim 1-5 when executing
Method.
11. a kind of computer readable storage medium, is stored thereon with program, it is applied in mobile power source, which is characterized in that described
The method according to claim 1 to 5 is realized when program is executed by processor.
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| CN111682612A (en) * | 2020-06-10 | 2020-09-18 | 深圳市千分一智能技术有限公司 | Charging IC operation control system, method, intelligent writing book and storage medium |
| CN113978255A (en) * | 2021-10-26 | 2022-01-28 | 东风汽车集团股份有限公司 | Energy discharge method and device |
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| CN113978255B (en) * | 2021-10-26 | 2023-04-25 | 东风汽车集团股份有限公司 | Energy discharging method and device |
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