CN106569132A - Power display method and apparatus - Google Patents
Power display method and apparatus Download PDFInfo
- Publication number
- CN106569132A CN106569132A CN201510657311.XA CN201510657311A CN106569132A CN 106569132 A CN106569132 A CN 106569132A CN 201510657311 A CN201510657311 A CN 201510657311A CN 106569132 A CN106569132 A CN 106569132A
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- Prior art keywords
- soc
- battery
- rbat
- isys
- parameter information
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
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- Secondary Cells (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a power display method and apparatus applied to a terminal, the method comprising: acquiring the power parameter information of a battery; obtaining a modified power value SOC1 based on the power parameter information of the battery; and displaying the modified charge value SOC1. The method can reduce an error between a terminal power display value and an actual value, so that the terminal shows more accurate power, thereby helping to enhance the user experience.
Description
Technical field
The present invention relates to field of terminal, more particularly to a kind of electric quantity display method and device.
Background technology
The terminals such as PC, mobile phone are the instruments for commonly using in daily life and work, and user Jing often needs
To judge that the time that terminal can be used further determines how long carry out electricity for terminal according to terminal display electricity
Supplement.But due to affecting the factor of terminal power more, such as service time of battery, temperature, system
Power consumption etc., causes terminal to show that electricity has error with actual electricity, is unfavorable for lifting Consumer's Experience.
The content of the invention
It is an object of the invention to provide a kind of electric quantity display method and device, can reduce terminal and show electricity
Amount and the error of actual electricity, make terminal show that electricity is more accurate, improve the experience of user.
A kind of electric quantity display method is embodiments provided, terminal is applied to, including：
Obtain the electrical parameter information of battery；
According to the electrical parameter information of the battery, amendment charge value SOC is obtained1(State of Charge)；
Show the amendment charge value SOC1。
Another embodiment of the present invention provides the device that a kind of electricity shows, including：Acquisition module, calculating
Module and display module；
The acquisition module, for obtaining the electrical parameter information of battery；
The computing module, for according to the electrical parameter information of the battery, obtaining amendment charge value
SOC1；
The display module, for showing the amendment charge value SOC1。
Electric quantity display method and device that the embodiment of the present invention is provided, according to each of impact terminal power value
Item parameter information, using electricity correction formula calculating is optimized to terminal power, can reduce terminal
The error of electricity show value and actual value, makes terminal show that electricity is more accurate, is conducive to lifting Consumer's Experience.
Description of the drawings
Accompanying drawing is used for providing and further understanding technical solution of the present invention, and constitutes one of description
Point, it is provided commonly for explaining technical scheme with embodiments herein, do not constitute to the present invention
The restriction of technical scheme.
Fig. 1 is a kind of flow chart of electric quantity display method of the embodiment of the present invention.
Fig. 2 is embodiment of the present invention battery charging and discharging curve chart.
Fig. 3 is a kind of schematic diagram of electric quantity display device of the embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing
Embodiments of the invention are described in detail.It should be noted that in the case where not conflicting, this Shen
Please in embodiment and the feature in embodiment can mutual combination in any.
Fig. 1 is a kind of flow chart of electric quantity display method of the embodiment of the present invention, as shown in figure 1, of the invention
Embodiment includes：
S10, the electrical parameter information for obtaining terminal；
Wherein, including obtain battery voltage value SOC2With unavailable charge value SOC3；
The acquisition SOC3Including：
It is 0 to obtain terminal current system power consumption Isys and the cell resistance Rbat and default battery electric quantity
When voltage V0；
According to the Rbat, the Isys and the V0Obtain the SOC3,
I.e.：SOC3=look_up (V0+Isys×Rbat)；
Wherein, look_up is referred to carries out linear interpolation to the discrete corresponding point on voltage-capacity curve, asks
Go out the operative symbol of the less correspondence charge value of error.
Acquisition SOC can be searched by battery charging and discharging curve chart3。
Wherein, the Rbat and current battery temperature T, voltage value SOC2And service time of battery
T is relevant.In the present embodiment, according to temperature and internal resistance of cell synopsis, Rbat is obtained；According to electricity
With internal resistance of cell synopsis, Rbat is obtained；Battery parameter and use time t when being dispatched from the factory according to battery,
Obtain Rbat；
The experiment that wherein described electricity changes according to the internal resistance of cell with internal resistance of cell synopsis with electric quantity change
Data-Statistics analysis draws.
S20, according to the electrical parameter information of the battery, obtain amendment charge value SOC1；
In the embodiment of the present invention, it is 100% to preset electricity threshold values under battery abundance state；
Default electricity correction formula：SOC1=SOC2÷ (100%-SOC3).According to the correction formula
Obtain SOC1。
Default electricity correction formula SOC1=SOC2÷ (100%-SOC3) it is to be drilled by following step
Change is obtained：
Amendment charge value empirical equation：
SOC1=(SOC4-SOC3) ÷ (100%-SOC3)
Wherein, SOC4For battery electric quantity value under open-circuit condition.
In the present embodiment,
SOC4=look_up (OCV)=look_up (Vbat+Isys × Rbat)；
SOC3=look_up (V0+Isys×Rbat)；
Wherein, OCV is battery open circuit voltage values (Open circuit voltage), Vbat ought for battery
Front magnitude of voltage.
Due to look_up during system operation (Isys × Rbat) value approximately equal under open-circuit condition, supporting
Disappear.
Jing after above-mentioned electricity is offset,
SOC1=look_up (Vbat) ÷ { 100%-look_up (V0+Isys×Rbat)}；
Wherein, look_up (Vbat) is the SOC for getting2。
So the default SOC of the embodiment of the present invention1Correction formula is：
SOC1=SOC2÷ (100%-SOC3)
According to default electricity correction formula SOC1=SOC2÷ (100%-SOC3), obtain SOC1。
S20 is completed, into S30, the amendment charge value SOC is shown1。
To be described in further detail technical solution of the present invention, the embodiment of the present invention chooses internal resistance of cell Rbat
Increased by 0.02 Ω, magnitude of voltage V when battery electric quantity is 0 every 1000 hours with use time0For 3V
Battery be specifically introduced
Step S10, acquisition battery SOC2For 20%；
It is 2000 hours for 20 DEG C, t that acquisition terminal Isys is 2000mA, T, so as to obtain SOC3
For 5%.Concretely comprise the following steps：
The electricity is obtained by the temperature of table 1 and internal resistance of cell synopsis and electricity with the internal resistance of cell synopsis of table 2
At 25 DEG C, in sufficient state electricity 100%, battery itself internal resistance is 0.2 Ω to battery in pond；
Can be obtained with internal resistance of cell synopsis by the temperature of table 1, it is 25 DEG C to compare battery temperature, battery temperature
During 20 DEG C of Current Temperatures, internal resistance of cell variable quantity is 0.01 Ω；
Can be obtained with internal resistance of cell synopsis by the electricity of table 2, compare electricity and be not used for 100%, battery
During current electric quantity 20%, internal resistance of cell variable quantity is 0.05 Ω；
Can be obtained by battery parameter of dispatching from the factory, service time of battery is 2000 hours, internal resistance of cell variable quantity is
0.04Ω；
Then, Ω=0.3 Ω of+0.05 Ω of+0.01 Ω of Rbat=0.2 Ω+0.04
look_up(V0+ Isys × Rbat)=look_up (3+2 × 0.3)
=look_up (3.6v)
It is 5% to be searched by battery charging and discharging curve Fig. 2 and obtain electricity when cell voltage is 3.6V, that is, obtain
To SOC3For 5%.
Step S20, according to default electricity correction formula：
SOC1=SOC2÷ (100%-SOC3The ÷ of)=20% (100%-5%)=21%.
Step S30, by the SOC for obtaining1=21% is displayed in terminal.
Fig. 3 is a kind of device of electric quantity display method of the embodiment of the present invention, as shown in figure 3, the present invention is real
Applying the device of example includes：
Acquisition module 1, for obtaining the electrical parameter information of battery；
Computing module 2, for according to the electrical parameter information of the battery, obtaining amendment charge value SOC1；
Display module 3, for showing the amendment charge value SOC1。
In the embodiment of the present invention, the acquisition module 1 obtains the electrical parameter information of terminal to be included：
Battery voltage value SOC2With unavailable charge value SOC3。
Wherein obtain SOC3Including：
It is 0 to obtain terminal current system power consumption Isys and the cell resistance Rbat and default battery electric quantity
When voltage V0；
According to the Rbat, the Isys and the V0, obtain the SOC3；
That is SOC3=look_up (V0+Isys×Rbat)}
Searched using battery charging and discharging curve chart and obtain SOC3。
Wherein, obtaining the Rbat includes：
The Rbat is obtained according to temperature and cell resistance synopsis；
The Rbat is obtained according to electricity and cell resistance synopsis；
The Rbat is obtained according to service time of battery.
In the embodiment of the present invention, the computing module 2 obtains SOC according to the electrical parameter information1
Including：
Electricity threshold values is 100% under default battery abundance state；
Default electricity correction formula：SOC1=SOC2÷ (100%-SOC3)。
SOC is obtained according to the default electricity correction formula1。
The invention provides a kind of electric quantity display method and device, by obtaining parameter influential on electricity
Information, is obtained to terminal power and is shown using electricity correction formula, can be reduced terminal power and be shown
The error of indicating value and actual value, makes terminal show that electricity is more accurate, is conducive to lifting Consumer's Experience.
One of ordinary skill in the art will appreciate that all or part of step in said method can pass through program
To instruct related hardware to complete, described program can be stored in computer-readable recording medium, such as read-only
Memorizer, disk or CD etc..Alternatively, all or part of step of above-described embodiment can also be used
One or more integrated circuits are realizing.Correspondingly, each module in above-described embodiment can adopt hardware
Form realize, it would however also be possible to employ the form of software function module is realized.The present invention is not restricted to any spy
The combination of the hardware and software of setting formula.
The preferred embodiments of the present invention are these are only, certainly, the present invention can also there are other various embodiments,
In the case of without departing substantially from spirit of the invention and its essence, those of ordinary skill in the art work as can be according to this
Various corresponding changes and deformation are made in invention, but these corresponding changes and deformation should all belong to the present invention
Appended scope of the claims.
Claims (14)
1. a kind of electric quantity display method, is applied to terminal, including：
Obtain the electrical parameter information of battery；
According to the electrical parameter information of the battery, amendment charge value SOC is obtained1；
Show the amendment charge value SOC1。
2. method as claimed in claim 1, it is characterised in that the electrical parameter information of the acquisition terminal
Including：
Obtain battery voltage value SOC2With unavailable charge value SOC3。
3. method as claimed in claim 2, it is characterised in that according to the electrical parameter information of the battery,
Obtain amendment charge value SOC1Including：
Power threshold under default battery abundance state；
Obtain the battery abundance state power threshold and the SOC3Difference；
The battery SOC is obtained again2With the ratio of the difference, SOC is obtained1。
4. such as Claims 2 or 3 methods described, it is characterised in that the SOC3Including：
It is 0 to obtain terminal current system power consumption Isys and the cell resistance Rbat and default battery electric quantity
When voltage V0；
According to the Rbat, the Isys and the V0Obtain the SOC3。
5. method as claimed in claim 4, it is characterised in that obtaining the Rbat includes：
Obtain current battery temperature T, voltage value SOC2With service time of battery t；
According to the T, the SOC2The Rbat is obtained with the t.
6. method as claimed in claim 5, it is characterised in that according to the T and SOC2Obtain
The Rbat includes：
The Rbat is obtained according to temperature and cell resistance synopsis；
The Rbat is obtained according to electricity and cell resistance synopsis.
7. method as claimed in claim 4, it is characterised in that according to described Rbat, Isys and default
V0Obtain the SOC3Also include：
According to the product and the V of the Rbat and Isys0Sum, is looked into using battery charging and discharging curve chart
Look for and get the SOC3。
8. the device that a kind of electricity shows, is applied to terminal, including：Acquisition module, computing module and aobvious
Show module；
The acquisition module, for obtaining the electrical parameter information of battery；
The computing module, for according to the electrical parameter information of the battery, obtaining amendment charge value
SOC1；
The display module, for showing the amendment charge value SOC1。
9. device as claimed in claim 8, it is characterised in that the acquisition module includes：
Obtain battery voltage value SOC2With unavailable charge value SOC3。
10. device as claimed in claim 9, it is characterised in that the computing module includes：
Power threshold under default battery abundance state；
Obtain the battery abundance state power threshold and the SOC3Difference；
The battery SOC is obtained again2With the ratio of the difference, SOC is obtained1。
11. such as the described device of claim 9 or 10, it is characterised in that the SOC3Including：
It is 0 to obtain terminal current system power consumption Isys and the cell resistance Rbat and default battery electric quantity
When voltage V0；
According to the Rbat, the Isys and the V0Obtain the SOC3。
12. devices as claimed in claim 11, it is characterised in that obtaining the Rbat includes：
Obtain current battery temperature T, voltage value SOC2With service time of battery t；
According to the T, the SOC2The Rbat is obtained with the t.
13. devices as claimed in claim 12, it is characterised in that according to the T and SOC2
Obtaining the Rbat includes：
The Rbat is obtained according to temperature and cell resistance synopsis；
The Rbat is obtained according to electricity and cell resistance synopsis.
14. devices as claimed in claim 11, it is characterised in that according to described Rbat, Isys and default
V0Obtain the SOC3Also include：
According to the product and the V of the Rbat and Isys0Sum, is looked into using battery charging and discharging curve chart
Look for and get the SOC3。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657311.XA CN106569132A (en) | 2015-10-13 | 2015-10-13 | Power display method and apparatus |
| PCT/CN2016/078479 WO2016177239A1 (en) | 2015-10-13 | 2016-04-05 | Electric quantity display method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657311.XA CN106569132A (en) | 2015-10-13 | 2015-10-13 | Power display method and apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106569132A true CN106569132A (en) | 2017-04-19 |
Family
ID=57217522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510657311.XA Withdrawn CN106569132A (en) | 2015-10-13 | 2015-10-13 | Power display method and apparatus |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106569132A (en) |
| WO (1) | WO2016177239A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290674A (en) * | 2017-05-19 | 2017-10-24 | 深圳市金立通信设备有限公司 | A kind of calibration method and terminal for showing charge value |
| CN113884916A (en) * | 2020-07-02 | 2022-01-04 | 聚众联合科技股份有限公司 | Electric quantity judging module and electric quantity correcting method thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110177171A (en) * | 2019-04-30 | 2019-08-27 | Oppo广东移动通信有限公司 | Mobile terminal and its electric quantity display method and computer readable storage medium |
| CN114047449A (en) * | 2021-11-16 | 2022-02-15 | 深圳市广和通无线股份有限公司 | Battery power display method and device, electronic equipment and storage medium |
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| CN103605093A (en) * | 2013-11-05 | 2014-02-26 | 广东欧珀移动通信有限公司 | Calibration method of display electricity value and system thereof |
| CN103685706A (en) * | 2012-09-21 | 2014-03-26 | 中兴通讯股份有限公司 | Method for correcting electric quantity of mobile terminal and mobile terminal |
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| CN102262216B (en) * | 2010-05-29 | 2014-03-19 | 比亚迪股份有限公司 | Electric quantity detection method for chargeable battery and apparatus thereof |
| CN102495370B (en) * | 2011-11-15 | 2014-01-01 | 北京百纳威尔科技有限公司 | Mobile terminal and battery remaining capacity measuring method |
| CN103364727A (en) * | 2012-03-29 | 2013-10-23 | 宇龙计算机通信科技(深圳)有限公司 | Electrical quantity detection method and terminal |
| CN104375085B (en) * | 2013-08-13 | 2019-03-26 | 中兴通讯股份有限公司 | A kind of method, apparatus and terminal detecting battery capacity |
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2015
- 2015-10-13 CN CN201510657311.XA patent/CN106569132A/en not_active Withdrawn
-
2016
- 2016-04-05 WO PCT/CN2016/078479 patent/WO2016177239A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103685706A (en) * | 2012-09-21 | 2014-03-26 | 中兴通讯股份有限公司 | Method for correcting electric quantity of mobile terminal and mobile terminal |
| CN103605093A (en) * | 2013-11-05 | 2014-02-26 | 广东欧珀移动通信有限公司 | Calibration method of display electricity value and system thereof |
| CN103675701A (en) * | 2013-11-29 | 2014-03-26 | 宇龙计算机通信科技(深圳)有限公司 | Battery state-of-charge correction method and device |
| CN104714185A (en) * | 2015-03-12 | 2015-06-17 | 惠州Tcl移动通信有限公司 | Automatic battery electricity quantity correction method and system based on mobile terminal |
| CN104880673A (en) * | 2015-05-11 | 2015-09-02 | 深圳天珑无线科技有限公司 | Method for measuring battery electric quantity and mobile terminal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290674A (en) * | 2017-05-19 | 2017-10-24 | 深圳市金立通信设备有限公司 | A kind of calibration method and terminal for showing charge value |
| CN113884916A (en) * | 2020-07-02 | 2022-01-04 | 聚众联合科技股份有限公司 | Electric quantity judging module and electric quantity correcting method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016177239A1 (en) | 2016-11-10 |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170419 |
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