CN101436690B - Method, device and terminal equipment for determining charging time - Google Patents

Method, device and terminal equipment for determining charging time Download PDF

Info

Publication number
CN101436690B
CN101436690B CN200810182662XA CN200810182662A CN101436690B CN 101436690 B CN101436690 B CN 101436690B CN 200810182662X A CN200810182662X A CN 200810182662XA CN 200810182662 A CN200810182662 A CN 200810182662A CN 101436690 B CN101436690 B CN 101436690B
Authority
CN
China
Prior art keywords
charging
current
battery
electric quantity
stage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN200810182662XA
Other languages
Chinese (zh)
Other versions
CN101436690A (en
Inventor
涂鸿雁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Device Co Ltd
Original Assignee
Huawei Device Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Device Co Ltd filed Critical Huawei Device Co Ltd
Priority to CN200810182662XA priority Critical patent/CN101436690B/en
Publication of CN101436690A publication Critical patent/CN101436690A/en
Priority to PCT/CN2009/074814 priority patent/WO2010066154A1/en
Application granted granted Critical
Publication of CN101436690B publication Critical patent/CN101436690B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)

Abstract

The embodiment of the invention discloses a determination method, a determination device and terminal equipment for charging time. The determination method for the charging time comprises the following steps: a current charging current value, a currently applied electricity consumption current value and a current battery voltage are detected, and the current electric quantity of a battery is obtained according to the current battery voltage; and the remaining time needed by finishing the charging of the battery is determined according to the current charging current value, the currently applied electricity consumption current value, the current electric quantity of the battery, total electric quantity of the battery, and the ratio between the charging electric quantities at different stages of the charging of the battery and the total electric quantity of the battery, thereby realizing the determination of the remaining time needed by finishing the charging of the battery and prompting the remaining time.

Description

Definite method, device and the terminal equipment in a kind of charging interval
Technical field
The present invention relates to communication technical field, particularly definite method, device and the terminal equipment in a kind of charging interval.
Background technology
Terminal equipment such as mobile phone etc. are because portable and ambulant requirement adopts battery to power usually.After battery electric quantity is exhausted within a certain period of time, need the user that battery is charged to satisfy power demands.
Prior art is by the voltage sample of uniform period, obtain current battery voltage, simultaneously according to cell voltage in the charging curve and battery electric quantity, and the mapping relations of battery electric quantity and charging lattice number, calculate acquisition LED (Light Emitting Diode by mapping, light-emitting diode) or the charging lattice number that shows of LCD (Liquid CrystalDisplay, LCD).
The battery electric quantity that prior art has only been charged to user prompt roughly.Being full of how many lattice battery electric quantities with the last demonstration of LCD is example: terminal equipment manufacturer is divided into 5 parts with battery electric quantity, the battery electric quantity that the user comes estimating battery to fill by the lattice number of observing charged interface (shutdown charging) or charging lattice number (start charging) and showing is estimated according to user's oneself conjecture battery electric quantity is full of the probably required time.In fact, though battery electric quantity is divided into 5 parts, the electric weight of each part representative is not impartial, and the charging current in the middle of the charging process neither steady state value, so the charging interval that the user estimates is uncertain.
Summary of the invention
The embodiment of the invention provides definite method, device and the terminal equipment in a kind of charging interval, to be defined as the required time of battery charge.
For achieving the above object, the embodiment of the invention provides definite method in a kind of charging interval on the one hand, comprising:
Detect current charging current value, the power consumption current value and the current battery voltage of current application, and obtain current battery electric quantity according to described current battery voltage;
According to described current charging current value, the power consumption current value AC of described current application, described current battery electric quantity C and the total electric weight TC of battery, and the ratio of the charge capacity of battery charge different phase and the total electric weight of described battery, be defined as described battery and finish required T remaining time of charging, be specially:
(1) during cell voltage＜3.2V, charging is in the trickle stage, i.e. first charging stage, current charging current value is X, the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of described battery is M2, and the ratio of the charge capacity of the 3rd charging stage and the total electric weight of described battery is M3
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC ,
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage;
(2) during 3.2V≤cell voltage＜4.2V, charging is in constant-current phase, i.e. second charging stage, current charging current value is Y,
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC ;
(3) during 4.2V≤cell voltage＜4.225V, charging is in constant-voltage phase, i.e. the 3rd charging stage, current charging current value is Z,
T = TC × M 3 Z - AC ;
(4) during cell voltage 〉=4.225V, battery electric quantity is full, stops charging.。
Description of drawings
On the other hand, the embodiment of the invention also provides definite device in a kind of charging interval, comprising:
The charging current detection module is used to detect current charging current value;
The power consumption current detection module is used to detect the power consumption current value of current application;
The battery voltage detection module is used to detect current battery voltage;
Battery electric quantity obtains module, is used for obtaining current battery electric quantity according to the detected current battery voltage of described battery voltage detection module;
Embodiment
The charging interval determination module, be used for obtaining current battery electric quantity C and the total electric weight TC of battery that module obtains according to the detected current charging current value of described charging current detection module, the power consumption current value AC of the detected current application of described power consumption current detection module, described battery electric quantity, and the ratio of the charge capacity of battery charge different phase and the total electric weight of described battery, be defined as described battery and finish required T remaining time of charging, be specially:
(1) during cell voltage＜3.2V, charging is in the trickle stage, i.e. first charging stage, current charging current value is X, the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of described battery is M2, and the ratio of the charge capacity of the 3rd charging stage and the total electric weight of described battery is M3
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC ,
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage;
(2) during 3.2V≤cell voltage＜4.2V, charging is in constant-current phase, i.e. second charging stage, current charging current value is Y,
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC ;
(3) during 4.2V≤cell voltage＜4.225V, charging is in constant-voltage phase, i.e. the 3rd charging stage, current charging current value is Z,
T = TC × M 3 Z - AC ;
(4) during cell voltage 〉=4.225V, battery electric quantity is full, stops charging.。
On the one hand, the embodiment of the invention also provides a kind of terminal equipment, comprises definite device in above-mentioned a kind of charging interval again.
Compared with prior art, the embodiment of the invention has the following advantages: the embodiment of the invention is according to the power consumption current value of current charging current value, current application, current battery electric quantity and the total electric weight of battery, and the ratio of the charge capacity of battery charge different phase and the total electric weight of battery, be defined as battery and finish the required remaining time of charging.Thereby realized being defined as battery and finished the required remaining time of charging.
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is definite method in a kind of charging interval of the embodiment of the invention;
Fig. 2 be in the charging process voltage, electric current concern schematic diagram;
Fig. 3 battery discharge curve synoptic diagram;
Fig. 4 is the structure chart of definite device in a kind of charging interval of the embodiment of the invention.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides definite method in a kind of charging interval, can determine and is that battery is finished charging required remaining time to user prompt.
As shown in Figure 1, the definite method for a kind of charging interval of the embodiment of the invention comprises:
Step S101 detects current charging current value, the power consumption current value and the current battery voltage of current application, and obtains current battery electric quantity according to current battery voltage.
Wherein, obtain current battery electric quantity according to current battery voltage and be specifically as follows: according to current battery voltage, the mapping relations of inquiry cell voltage and battery electric quantity obtain current battery electric quantity.The mapping relations of cell voltage and battery electric quantity can be as shown in table 1.
Table 1
Sampling instant Cell voltage (mV) Battery electric quantity (mAh)
10:48:24.0 4.1901 900.3
10:48:54.0 4.1784 900
11:08:54.0 4.1606 890
11:29:04.0 4.1482 880
… … …
For example: when detected cell voltage is 4.1784mV, question blank 1, can obtain current battery electric quantity is 900mAh.
After obtaining current battery electric quantity, can also point out this current battery electric quantity, when prompting, can point out the concrete numerical value of current battery electric quantity, also can point out the ratio of current battery electric quantity and the total electric weight of battery, can also both all point out.But the embodiment of the invention is not limited thereto, and the prompting mode that also can adopt other is to the current battery electric quantity of user prompt, for example: with the form of icon to the current battery electric quantity of user prompt.
Step S102, according to the power consumption current value of current charging current value, current application, current battery electric quantity and the total electric weight of battery, and the ratio of the charge capacity of battery charge different phase and the total electric weight of battery, be defined as battery and finish the required remaining time of charging.
Be defined as after battery finishes charging required remaining time, also can be prompted to the user this remaining time, in when prompting, can be to concrete value remaining time of user prompt, form that can also icon is that battery is finished the required remaining time of charging to user prompt.But the embodiment of the invention is not limited thereto, and also can adopt other the prompting mode should remaining time to user prompt.
When battery charge was in for first charging stage, current charging current value is X, the power consumption current value of current application is AC, current battery electric quantity is C, and the total electric weight of battery is TC, and the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of battery is M2, the ratio of the charge capacity of the 3rd charging stage and the total electric weight of battery is M3, when finishing charging and be T required remaining time for battery
Can determine
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC - - - ( 1 )
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage.
When battery charge was in for second charging stage, when current charging current value is Y, is defined as battery and finishes charging and be required remaining time:
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC - - - ( 2 )
Wherein, Z ' is the charging current preset value of the 3rd charging stage.
When battery charge was in for the 3rd charging stage, when current charging current value is Z, is defined as battery and finishes charging and be required remaining time:
T = TC × M 3 Z - AC - - - ( 3 )
Above-mentioned first charging stage can be the trickle stage, and second charging stage can be constant-current phase, and the 3rd charging stage can be constant-voltage phase.
As shown in Figure 2, the schematic diagram that concerns for the voltage in the charging process, electric current is specially:
(1) during cell voltage＜3.2V, charging is in the trickle stage, i.e. first charging stage, charging current is 30mA;
(2) during 3.2V≤cell voltage＜4.2V, charging is in constant-current phase, i.e. second charging stage, charging current is 750mA;
(3) during 4.2V≤cell voltage＜4.225V, charging is in constant-voltage phase, i.e. the 3rd charging stage, charging current is 100mA.
(4) during cell voltage 〉=4.225V, battery electric quantity is full, stops charging.
Be that the battery of 1050mAh is an example with the total electric weight of battery below, definite method of a kind of remaining time of charging that the embodiment of the invention is provided is elaborated.
The battery discharge curve of supposing above-mentioned battery as shown in Figure 3, the charge capacity in trickle stage accounts for 3% of the total electric weight of battery, i.e. M1=3%; The charge capacity of constant-current phase accounts for 95% of the total electric weight of battery, i.e. M2=95%; The charge capacity of constant-voltage phase accounts for 2% of the total electric weight of battery, i.e. M3=2%.
When battery charge is in the different charging stages, is defined as battery and finishes charging and be specially required remaining time:
(1) cell voltage≤3.2V when promptly battery charge was in for first charging stage, is defined as battery and finishes charging and be specifically as follows required remaining time:
T = TC × 5 % - C X - AC + TC × 95 % Y ′ - AC + TC × 2 % Z ′ - AC - - - ( 4 )
(2) 3.2V≤cell voltage＜4.2V when promptly battery charge was in for second charging stage, is defined as battery and finishes charging and be specifically as follows required remaining time:
T = TC × 95 % - C Y - AC + TC × 2 % Z ′ - AC - - - ( 5 )
(3) during 4.2V≤cell voltage＜4.225V, when promptly battery charge was in for the 3rd charging stage, is defined as battery and finishes charging and be specifically as follows required remaining time:
T = TC × 2 % Z - AC - - - ( 6 )
In formula (4), formula (5) and the formula (6), the implication of each symbol is respectively:
A) T: for battery is finished the required remaining time of charging, unit: hour;
B) TC: the total electric weight of battery, unit: mAh;
C) C: battery electric quantity, unit: mAh;
D) X: the charging current of detected first charging stage, unit: mA;
E) Y: the charging current of detected second charging stage, unit: mA;
F) Z: the charging current of detected the 3rd charging stage, unit: mA;
G) AC: the power consumption electric current of current application, unit: mA;
I) Y ' is the charging current preset value of second charging stage;
J) Z ' is the charging current preset value of the 3rd charging stage.
Definite method in above-mentioned charging interval, according to the power consumption current value of current charging current value, current application, current battery electric quantity and the total electric weight of battery, and the ratio of the charge capacity of battery charge different phase and the total electric weight of battery, be defined as battery and finish the required remaining time of charging.And the embodiment of the invention is finished charging during required remaining time being defined as battery, the power consumption electric current of having considered current application is to finishing the charging influence of required remaining time, because the power consumption current value difference of different application, therefore terminal equipment is when carrying out different application, and the embodiment of the invention is determined, and to finish the required remaining time of charging for battery be different.
As shown in Figure 4, the structure chart for definite device in a kind of charging interval of the embodiment of the invention comprises:
Charging current detection module 41 is used to detect current charging current value;
Power consumption current detection module 42 is used to detect the power consumption current value of current application;
Battery voltage detection module 43 is used to detect current battery voltage;
Battery electric quantity obtains module 44, is used for obtaining current battery electric quantity according to battery voltage detection module 43 detected current battery voltage;
Charging interval determination module 45, be used for obtaining current battery electric quantity and the total electric weight of battery that module 44 obtains according to charging current detection module 41 detected current charging current values, the power consumption current value of power consumption current detection module 42 detected current application, battery electric quantity, and the ratio of the charge capacity of battery charge different phase and the total electric weight of battery, be defined as battery and finish the required remaining time of charging.
Wherein, battery electric quantity obtains module 44 and specifically is used for according to battery voltage detection module 43 detected current battery voltage, and the mapping relations of inquiry cell voltage and battery electric quantity obtain current battery electric quantity.
Definite device in this charging interval can also comprise:
Battery electric quantity reminding module 46 is used to point out battery electric quantity to obtain the current battery electric quantity that module 44 obtains.
Definite device in this charging interval can also comprise:
Charging interval reminding module 47 is used to point out that charging interval determination module 45 determines finishes the required remaining time of charging for battery.
In the embodiment of the invention, charging current detection module 41 detects current charging current value, power consumption current detection module 42 detects the power consumption current value of current application, battery voltage detection module 43 detects current battery voltage, and battery electric quantity obtains module 44 and obtains current battery electric quantity according to battery voltage detection module 43 detected current battery voltage.Particularly, battery electric quantity obtains module 44 according to battery voltage detection module 43 detected current battery voltage, and the mapping relations of inquiry cell voltage and battery electric quantity obtain current battery electric quantity.Battery electric quantity obtains the current battery electric quantity of module 44 acquisitions and is pointed out by battery electric quantity reminding module 46.When prompting, battery electric quantity reminding module 46 can be pointed out the concrete numerical value of current battery electric quantity, also can point out the ratio of current battery electric quantity and the total electric weight of battery, can also both all point out.But the embodiment of the invention is not limited thereto, and battery electric quantity reminding module 46 also can adopt other prompting mode to the current battery electric quantity of user prompt, for example: with the form of icon to the current battery electric quantity of user prompt.
Then, charging interval determination module 45 obtains current battery electric quantity and the total electric weight of battery that module 44 obtains according to charging current detection module 41 detected current charging current values, the power consumption current value of power consumption current detection module 42 detected current application, battery electric quantity, and the ratio of the charge capacity of battery charge different phase and the total electric weight of battery, be defined as battery and finish the required remaining time of charging.
When battery charge was in for first charging stage, current charging current value is X, the power consumption current value of current application is AC, current battery electric quantity is C, and the total electric weight of battery is TC, and the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of battery is M2, the ratio of the charge capacity of the 3rd charging stage and the total electric weight of battery is M3, when finishing charging and be T required remaining time for battery
Charging interval determination module 45 is defined as battery and finishes charging and be required remaining time:
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage.
When battery charge was in for second charging stage, when current charging current value was Y, charging interval determination module 45 was defined as battery and finishes charging and be required remaining time:
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC
Wherein, Z ' is the charging current preset value of the 3rd charging stage.
When battery charge was in for the 3rd charging stage, when current charging current value was Z, charging interval determination module 45 was defined as battery and finishes charging and be required remaining time:
T = TC × M 3 Z - AC
Above-mentioned first charging stage can be the trickle stage, and second charging stage can be constant-current phase, and the 3rd charging stage can be constant-voltage phase.
Be defined as after battery finishes charging required remaining time at charging interval determination module 45, charging interval reminding module 47 is finished the required remaining time of charging to what user prompt charging interval determination module 45 was determined for battery.In when prompting, charging interval reminding module 47 can be to concrete value remaining time of user prompt, and form that can also icon is that battery is finished the required remaining time of charging to user prompt.But the embodiment of the invention is not limited thereto, and also can adopt other the prompting mode should remaining time to user prompt.
The embodiment of the invention also provides a kind of terminal equipment, comprises definite device in above-mentioned a kind of charging interval.This terminal equipment can be mobile phone, notebook computer or PDA (Personal Digital Assistant, personal digital assistant) etc.
The definite device and the terminal equipment in the charging interval that the embodiment of the invention provides can be defined as battery and finish charging required remaining time, and can point out battery current electric weight, and finish the required remaining time of charging for battery.
Above-mentioned module can be distributed in a device, also can be distributed in multiple arrangement.Above-mentioned module can be merged into a module, also can further split into a plurality of submodules.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, module in the accompanying drawing or flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device among the embodiment can be distributed in the device of embodiment according to the embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
The invention described above embodiment sequence number is not represented the quality of embodiment just to description.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.

Claims (7)

1. definite method in a charging interval is characterized in that, comprising:
Detect current charging current value, the power consumption current value AC and the current battery voltage of current application, and obtain current battery electric quantity C according to described current battery voltage;
According to described current charging current value, the power consumption current value of described current application, described current battery electric quantity and the total electric weight TC of battery, and the ratio of the charge capacity of battery charge different phase and the total electric weight of described battery, be defined as described battery and finish required T remaining time of charging, be specially:
(1) during cell voltage＜3.2V, charging is in the trickle stage, i.e. first charging stage, current charging current value is X, the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of described battery is M2, and the ratio of the charge capacity of the 3rd charging stage and the total electric weight of described battery is M3
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC ,
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage;
(2) during 3.2V≤cell voltage＜4.2V, charging is in constant-current phase, i.e. second charging stage, current charging current value is Y,
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC ;
(3) during 4.2V≤cell voltage＜4.225V, charging is in constant-voltage phase, i.e. the 3rd charging stage, current charging current value is Z,
T = TC × M 3 Z - AC ;
(4) during cell voltage 〉=4.225V, battery electric quantity is full, stops charging.
2. the method for claim 1 is characterized in that, describedly obtains current battery electric quantity according to described current battery voltage and specifically comprises:
According to described current battery voltage, the mapping relations of inquiry cell voltage and battery electric quantity obtain described current battery electric quantity.
3. definite device in a charging interval is characterized in that, comprising:
The charging current detection module is used to detect current charging current value;
The power consumption current detection module is used to detect the power consumption current value AC of current application;
The battery voltage detection module is used to detect current battery voltage;
Battery electric quantity obtains module, is used for obtaining current battery electric quantity C according to the detected current battery voltage of described battery voltage detection module;
The charging interval determination module, be used for obtaining current battery electric quantity C and the total electric weight TC of battery that module obtains according to the detected current charging current value of described charging current detection module, the power consumption current value AC of the detected current application of described power consumption current detection module, described battery electric quantity, and the ratio of the charge capacity of battery charge different phase and the total electric weight of described battery, be defined as described battery and finish required T remaining time of charging, be specially:
(1) during cell voltage＜3.2V, charging is in the trickle stage, i.e. first charging stage, current charging current value is X, the ratio of the charge capacity of first charging stage and the total electric weight of described battery is M1, the ratio of the charge capacity of second charging stage and the total electric weight of described battery is M2, and the ratio of the charge capacity of the 3rd charging stage and the total electric weight of described battery is M3
T = TC × M 1 - C X - AC + TC × M 2 Y ′ - AC + TC × M 3 Z ′ - AC ,
Wherein, Y ' is the charging current preset value of second charging stage, and Z ' is the charging current preset value of the 3rd charging stage;
(2) during 3.2V≤cell voltage＜4.2V, charging is in constant-current phase, i.e. second charging stage, current charging current value is Y,
T = TC × M 2 - C Y - AC + TC × M 3 Z ′ - AC ;
(3) during 4.2V≤cell voltage＜4.225V, charging is in constant-voltage phase, i.e. the 3rd charging stage, current charging current value is Z,
T = TC × M 3 Z - AC ;
(4) during cell voltage 〉=4.225V, battery electric quantity is full, stops charging.
4. device as claimed in claim 3, it is characterized in that, described battery electric quantity obtains module and specifically is used for according to the detected current battery voltage of described battery voltage detection module, and the mapping relations of inquiry cell voltage and battery electric quantity obtain described current battery electric quantity.
5. device as claimed in claim 4 is characterized in that, also comprises:
The battery electric quantity reminding module is used to point out described battery electric quantity to obtain the current battery electric quantity that module obtains.
6. device as claimed in claim 3 is characterized in that, also comprises:
The charging interval reminding module is used to point out that described charging interval determination module determines finishes charging required remaining time for described battery.
7. a terminal equipment is characterized in that, comprises the definite device as any described a kind of charging interval of claim 3-6.
CN200810182662XA 2008-12-10 2008-12-10 Method, device and terminal equipment for determining charging time Active CN101436690B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200810182662XA CN101436690B (en) 2008-12-10 2008-12-10 Method, device and terminal equipment for determining charging time
PCT/CN2009/074814 WO2010066154A1 (en) 2008-12-10 2009-11-05 Charge time determining method, device and terminal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810182662XA CN101436690B (en) 2008-12-10 2008-12-10 Method, device and terminal equipment for determining charging time

Publications (2)

Publication Number Publication Date
CN101436690A CN101436690A (en) 2009-05-20
CN101436690B true CN101436690B (en) 2010-09-29

Family

ID=40710992

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200810182662XA Active CN101436690B (en) 2008-12-10 2008-12-10 Method, device and terminal equipment for determining charging time

Country Status (2)

Country Link
CN (1) CN101436690B (en)
WO (1) WO2010066154A1 (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101436690B (en) * 2008-12-10 2010-09-29 华为终端有限公司 Method, device and terminal equipment for determining charging time
US8538484B2 (en) * 2009-08-14 2013-09-17 Google Inc. Providing a user with feedback regarding power consumption in battery-operated electronic devices
CN102195304B (en) * 2010-03-12 2014-07-02 联想(北京)有限公司 Method and device for managing service time of cell and portable computer
JP5251957B2 (en) * 2010-10-20 2013-07-31 三菱自動車工業株式会社 Charge control device
CN102231548B (en) * 2011-07-04 2013-11-06 上海工程技术大学 Battery charging device with dynamic capacity-display and charge countdown functions and application thereof
CN102901926B (en) * 2011-07-28 2017-03-29 中兴通讯股份有限公司 The acquisition methods of charge parameter, the method and terminal that show remaining charging duration
CN102738871B (en) 2012-07-20 2014-09-10 腾讯科技（深圳）有限公司 Charging treatment method and system for mobile device
CN103675690B (en) * 2012-09-25 2018-05-25 腾讯科技（深圳）有限公司 A kind of method and terminal of display terminal charged state
KR101925933B1 (en) * 2012-11-14 2018-12-06 삼성에스디아이 주식회사 Method and apparatus for controlling charging of secondary battery
CN103024185A (en) * 2012-12-14 2013-04-03 广东欧珀移动通信有限公司 Mobile terminal battery charging state reminding method and device and mobile terminal
CN104112878B (en) * 2013-04-18 2019-04-23 腾讯科技（深圳）有限公司 A kind of charging time determines method and apparatus, electronic equipment
WO2015013942A1 (en) * 2013-08-01 2015-02-05 瑞吉高新科技股份有限公司 Electric quantity inquiring device and method
CN103473048A (en) * 2013-08-30 2013-12-25 贝壳网际（北京）安全技术有限公司 Information pushing method and system
WO2015042787A1 (en) * 2013-09-25 2015-04-02 朱文运 Constant current drive circuit and method for using same
CN103887854A (en) * 2014-03-19 2014-06-25 深圳市中兴移动通信有限公司 Mobile terminal and charging control method thereof
DE102014214806A1 (en) * 2014-07-29 2016-02-04 Bayerische Motoren Werke Aktiengesellschaft Charge to charging stations for range extension
CN105322591B (en) * 2014-08-01 2018-05-04 联想移动通信科技有限公司 A kind of method, apparatus and electronic equipment for showing the electronic equipment charging interval
CN105406530A (en) * 2015-11-27 2016-03-16 中科动力（福建）新能源汽车有限公司 Balancing method and balancing circuit for electric quantity of single lithium battery bodies
CN106080240A (en) * 2016-07-02 2016-11-09 许昌学院 A kind of sub-batter-charghing system of power lithium battery used for electric vehicle
CN106347147B (en) * 2016-08-29 2020-08-18 许继电气股份有限公司 Charging method for electric automobile
CN108091953A (en) * 2016-11-23 2018-05-29 天津三星通信技术研究有限公司 Method and apparatus for determining the remaining charging time of battery
CN106816923A (en) * 2016-12-26 2017-06-09 广东欧珀移动通信有限公司 A kind of wireless original-pack adapter knows method for distinguishing and terminal
CN106655398A (en) * 2017-01-13 2017-05-10 广东欧珀移动通信有限公司 Charge control method and apparatus, and terminal
CN106876807A (en) * 2017-03-02 2017-06-20 惠州市亿能电子有限公司 A kind of method for estimating remaining time of charging
CN107240728A (en) * 2017-07-24 2017-10-10 江西优特汽车技术有限公司 A kind of charging interval shows system
CN107402355B (en) * 2017-07-24 2019-08-27 江西优特汽车技术有限公司 A kind of charging time predictor method
CN108099667A (en) * 2017-12-22 2018-06-01 江西优特汽车技术有限公司 A kind of power battery SOF method for expressing
CN109270465A (en) * 2018-11-01 2019-01-25 桑顿新能源科技有限公司 A kind of charging time evaluation method considering temperature rise
CN109955735B (en) * 2019-04-24 2021-08-24 重庆长安新能源汽车科技有限公司 Charging time calculation method and device of electric vehicle and vehicle control unit
CN110562097A (en) * 2019-09-20 2019-12-13 芜湖宏景电子股份有限公司 New energy automobile charging remaining time estimation method
CN111422092B (en) * 2020-04-17 2021-09-10 肇庆小鹏汽车有限公司 Charging remaining time calculation method and device and storage medium
CN111431250B (en) * 2020-05-28 2022-07-01 维沃移动通信有限公司 Electric quantity display method and device and electronic equipment
CN112356737B (en) * 2020-11-18 2022-05-27 上海英恒电子有限公司 Battery charging management method and battery management system
CN115825758B (en) * 2021-12-29 2023-11-17 宁德时代新能源科技股份有限公司 Method and system for determining remaining time of battery charge

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07274408A (en) * 1994-03-31 1995-10-20 Toshiba Corp Charging time estimating device for secondary battery
JP2836677B2 (en) * 1995-02-28 1998-12-14 日本電気株式会社 Rechargeable battery charger with charging completion time display
JP3692617B2 (en) * 1996-05-27 2005-09-07 ソニー株式会社 Charging time calculation method and battery pack
CN101436690B (en) * 2008-12-10 2010-09-29 华为终端有限公司 Method, device and terminal equipment for determining charging time

Also Published As

Publication number Publication date
CN101436690A (en) 2009-05-20
WO2010066154A1 (en) 2010-06-17

Similar Documents

Publication Publication Date Title
CN101436690B (en) Method, device and terminal equipment for determining charging time
US11662392B2 (en) Estimating condition of battery, related system and vehicle
CN105071486B (en) A kind of charge prompting method and apparatus
CN106646256B (en) Battery capacity calculating method
CN100514082C (en) Battery remaining power calculating method, battery remaining power calculating device, and battery remaining power calculating program
CN100554990C (en) The determination methods of deterioration of accumulator and deterioration of accumulator judgment means
CN102124354B (en) Device and method for estimating battery resistance characteristics using battery voltage behaviour
CN101153894B (en) Electricity quantity detecting method, electricity quantity detecting system and electronic equipment using the same method
CN102119338B (en) Apparatus and method for estimating state of health of battery based on battery voltage variation pattern
KR102039954B1 (en) Battery module balancing system
CN102066964B (en) For determining the system and method for battery state of charge
CN102598468A (en) Power control device, power control method, and power supply system
CN102282477A (en) Cell abnormality detection circuit and power supply device
CN103311974B (en) Battery charge control method and device
CN1769919A (en) Method and system for accurately reporting battery capacity
CN107015163A (en) The acquisition methods and device of a kind of battery capacity
CN102914744B (en) Mobile terminal, battery power display system of mobile terminal, and method for acquiring battery power
CN110426639B (en) Lithium ion battery service life prediction method and system based on dynamic impedance spectrum
CN102007420A (en) Method and device for predicting a rechargeable battery's lifetime
CN104749525A (en) Battery aging state detection device, system and method
CN102640345A (en) Method for charging a nickel battery and method for determining an end-of-charge criterion for a nickel battery
CN102918409A (en) Method of evaluating remaining power of a battery for portable devices
CN110687458A (en) Terminal battery electric quantity determination method and device
Sauer et al. State of Charge–What do we really speak about
CN111740464B (en) Battery power compensation method, device, equipment and readable storage medium

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20171106

Address after: Metro Songshan Lake high tech Industrial Development Zone, Guangdong Province, Dongguan City Road 523808 No. 2 South Factory (1) project B2 -5 production workshop

Patentee after: HUAWEI terminal (Dongguan) Co., Ltd.

Address before: 518129 Longgang District, Guangdong, Bantian HUAWEI base B District, building 2, building No.

Patentee before: Huawei Device Co., Ltd.

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province

Patentee after: Huawei Device Co., Ltd.

Address before: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province

Patentee before: HUAWEI terminal (Dongguan) Co., Ltd.