CN106646263A - Electric quantity metering method and electric quantity metering device - Google Patents
Electric quantity metering method and electric quantity metering device Download PDFInfo
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- CN106646263A CN106646263A CN201710032644.2A CN201710032644A CN106646263A CN 106646263 A CN106646263 A CN 106646263A CN 201710032644 A CN201710032644 A CN 201710032644A CN 106646263 A CN106646263 A CN 106646263A
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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]
- G01R31/3644—Constructional arrangements
- G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
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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]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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Abstract
The invention discloses an electric quantity metering method, which is used for a terminal. The electric quantity metering method comprises steps that a discharging curve corresponding to the terminal is acquired; whether the curvature of the discharging curve is greater than a preset value is determined, and when the curvature of the discharging curve is greater than the preset value, a target curve is drawn according to the discharging curve, and then the curvature of the target curve is smaller than or equal to the preset value, and the preset value is greater than or equal to zero; and the electric quantity of the terminal is calculated according to the target curve. The invention also provides an electric quantity metering device. The change of the electric quantity displayed by the terminal is more balanced, and the utilization rate of the battery of the terminal is improved.
Description
Technical field
The present invention relates to electronic technology field, and in particular to a kind of electric quantity metering method and device.
Background technology
At present, the consumption electricity and dump energy of battery would generally be in real time shown in terminal.When user is in using terminal
When, it is seen that dump energy is more often to think that battery also has many electricity, understands excessive using terminal or do not carry charging setting
It is standby, leave situation of the battery without electricity out of consideration.But in fact, from dump energy, higher to change to dump energy relatively low in battery
Afterwards, consuming the speed of electricity can accelerate, and easily cause user to have little time to charge just without electricity, be user using bringing not
Just, while can also make user take for battery has gone out situation, battery is changed, battery cannot be utilized reasonably.Another convenience, has
When user when seeing that dump energy is relatively low, can charge immediately so that the dump energy of battery cannot be used fully.Therefore,
The how information about power of rational measuring terminal battery, and then cause the electric quantity consumption that terminal shows more balanced, so as to improve
The utilization rate of end cell is a problem demanding prompt solution.
The content of the invention
In consideration of it, being necessary to provide a kind of electric quantity metering method and device, the electric quantity change that show can terminal is more equal
Weighing apparatus, improves the utilization rate of end cell.
The first aspect of the application provides a kind of electric quantity metering method, and in being applied to terminal, methods described includes：
Obtain the corresponding discharge curve of the terminal；
Whether the curvature of the discharge curve is judged more than preset value, if so, then according to discharge curve drafting target
Curve so that the curvature of the aim curve is less than or equal to the preset value, the preset value is more than or equal to 0；
The electricity of the terminal is calculated according to the aim curve.
In alternatively possible implementation, whether the curvature for judging the discharge curve is more than preset value, if so,
Then aim curve is drawn according to the discharge curve so that the curvature of the aim curve is less than or equal to the preset value, bag
Include：
The curvature of predetermined number point on the discharge curve is calculated, if exist in the curvature of predetermined number point being more than institute
State the curvature of preset value, it is determined that the curvature of the discharge curve is more than preset value；
Curvature is plotted as into aim curve section more than the curved section that the point of the preset value is located so that comprising the target
The curvature of the aim curve of curved section is less than or equal to the preset value.
In alternatively possible implementation, the point of the predetermined number is included on the discharge curve in curve minute
Point before boundary's point and the point after the curve separation, wherein, the curve separation is on the discharge curve
The corresponding point of electric quantity consumption speed cut off value.
It is described that aim curve is drawn according to the discharge curve so that the target in alternatively possible implementation
Bent curvature of a curve is less than or equal to the preset value, including：
Two points are taken on the discharge curve；
The straight line by described two points is drawn, so as to obtain aim curve of the curvature less than or equal to the preset value.
In alternatively possible implementation, methods described also includes：
Show the electricity that the terminal for obtaining is calculated according to the aim curve.
The second aspect of the application provides a kind of electric quantity metering device, and described device includes：
Acquisition module, for obtaining the corresponding discharge curve of terminal；
Curve plotting module, for whether judging the curvature of the discharge curve more than preset value, if so, then according to described
Discharge curve draws aim curve so that the curvature of the aim curve is less than or equal to the preset value, and the preset value is big
In or equal to 0；
Computing module, for calculating the electricity of the terminal according to the aim curve.
In alternatively possible implementation, the curve plotting module includes：
Computing unit, for calculating the curvature of predetermined number point on the discharge curve, if the song of predetermined number point
There is the curvature more than the preset value in rate, it is determined that the curvature of the discharge curve is more than preset value；
First drawing unit, for curvature to be plotted as into aim curve more than the curved section that the point of the preset value is located
Section so that the curvature of the aim curve comprising the aim curve section is less than or equal to the preset value.
In alternatively possible implementation, the point of the predetermined number is included on the discharge curve in curve minute
Point before boundary's point and the point after the curve separation, wherein, the curve separation is on the discharge curve
The corresponding point of electric quantity consumption speed cut off value.
In alternatively possible implementation, the curve plotting module includes：
Acquiring unit, for taking two points on the discharge curve；
Second drawing unit, for drawing the straight line by described two points, so as to obtain curvature less than or equal to described
The aim curve of preset value.
In alternatively possible implementation, described device also includes：
Display module, for showing the electricity that the terminal for obtaining is calculated according to the aim curve.
The present invention obtains the corresponding discharge curve of the terminal；Judge the curvature of the discharge curve whether more than default
Value, if so, then according to discharge curve drafting aim curve so that the curvature of the aim curve is less than or equal to described pre-
If value, the preset value is more than or equal to 0；The electricity of the terminal is calculated according to the aim curve.If terminal is corresponding putting
Electric song curvature of a curve is more than preset value, then draw curvature of the curvature less than or equal to preset value, and now, the deviation of discharge curve is straight
The degree of line is in preset range, and the change of the value that curve is identified is relatively average, then cause the electricity obtained according to aim curve
Quantitative change rate is more balanced, more accurately sentences so as to be conducive to user to be made to dump energy available duration according to the electricity for showing
It is disconnected, improve the utilization rate of end cell.
Description of the drawings
In order to be illustrated more clearly that embodiment of the present invention technical scheme, below embodiment will be described needed for be used
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of flow chart of electric quantity metering method provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of electric quantity metering method provided in an embodiment of the present invention；
Fig. 3 is the structure chart of the electric quantity metering device that the present invention is provided；
Fig. 4 is the structure chart of the electric quantity metering device that the present invention is provided；
Fig. 5 present invention realizes the structural representation of the terminal of the preferred embodiment of electric quantity metering method.
Following specific embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Specific embodiment
It is below in conjunction with the accompanying drawings and concrete real in order to be more clearly understood that the above objects, features and advantages of the present invention
Apply example to describe the present invention.It should be noted that in the case where not conflicting, embodiments herein and embodiment
In feature can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, and described embodiment is only
Only it is a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that of the invention in limiting.
Embodiment
Fig. 1 is the schematic flow diagram of electric quantity metering method provided in an embodiment of the present invention.The electric quantity metering method application
In terminal, the terminal can be the terminal including rechargeable battery such as mobile phone, flat board.As shown in figure 1, electric quantity metering method
May include following steps：
S101：Obtain the corresponding discharge curve of the terminal.
Above-mentioned discharge curve is the discharge curve of the battery of terminal, specifically under given discharging condition, such as constant electricity
Under conditions of stream depletion rate (being 400Am as consumed electric current per hour), the curve that discharge voltage changes with discharge time.Electric discharge
Curve can be the curve for embodying the velocity of discharge.
S102：Whether the curvature of the discharge curve is judged more than preset value, if so, then according to discharge curve drafting
Aim curve so that the curvature of the aim curve is less than or equal to the preset value, the preset value is more than or equal to 0.
The curvature of above-mentioned discharge curve is aiming at rotation rate of the tangent directional angle of certain point on discharge curve to arc length.
Curvature mark curve deviates the degree of straight line, while curvature is bigger, the degree of crook for identifying curve is bigger.
Specifically another objective curve can be repainted according to discharge curve, it is also possible on the basis of discharge curve
On, discharge curve is adjusted, obtain the aim curve of new drafting.
Above-mentioned preset value can pre-set as needed.It is bent according to electric discharge if the curvature of discharge curve is more than preset value
Line draws aim curve.
When the curvature of discharge curve is 0, the discharge curve is straight line, i.e. the terminal velocity of discharge at any time
It is identical, when the terminal velocity of discharge at any time closer to when, judgement of the user to dump energy available duration is more accurate
Really.
Further, step S102 can carry out judging the drafting with discharge curve by following steps：
The curvature of predetermined number point on the discharge curve is calculated, if exist in the curvature of predetermined number point being more than institute
State the curvature of preset value, it is determined that the curvature of the discharge curve is more than preset value.
Curvature is plotted as into aim curve section more than the curved section that the point of the preset value is located so that comprising the target
The curvature of the aim curve of curved section is less than or equal to the preset value.
The point of above-mentioned predetermined number, can selected element as needed number.Can for the computational methods of certain curvature put
To be by the coordinate of the point and calculate the calculus computing formula of curvature and calculated.Can to take a bit near the point,
Curvature is obtained according to the two points.
Further, the point of the predetermined number be included on the discharge curve point before the curve separation and
Point after the curve separation, wherein, the curve separation is the electric quantity consumption speed on the discharge curve
The corresponding point of cut off value.
Above-mentioned curve separation is the point corresponding with electric quantity consumption speed cut off value on discharge curve, in electric quantity consumption speed
It is larger with the speed difference of electric quantity consumption afterwards before degree cut off value.Electric quantity consumption speed cut off value identifies the speed of electric quantity consumption
Degree, the size of specific electric quantity consumption speed cut off value is different according to the characteristic of battery, can be real by carrying out electric discharge to battery
Test acquisition in advance.
Above-mentioned curve separation is point of the electric quantity consumption speed difference more than default numerical value, or in preset time period
Electric quantity consumption speed meansigma methodss more than default numerical value point etc..I.e. in electric quantity consumption speed and slower curved section
Inside all chosen.
S103：The electricity of the terminal is calculated according to the aim curve.
After aim curve is drawn, according to the electricity of aim curve computing terminal.Specifically can be by obtaining aim curve
On parameter value and preset algorithm computing terminal electricity.
Wherein, the electricity of the terminal can include the consumption electricity and/or the dump energy with terminal of terminal.
After the dump energy for consuming electricity and/or terminal of computing terminal, can be by calculated electricity at end
Shown on end, to identify the behaviour in service of battery electric quantity.
The present embodiment is by obtaining the corresponding discharge curve of the terminal；Whether the curvature for judging the discharge curve is more than
Preset value, if so, then according to discharge curve drafting aim curve so that the curvature of the aim curve is less than or equal to institute
Preset value is stated, the preset value is more than or equal to 0；The electricity of the terminal is calculated according to the aim curve.If terminal-pair should
Discharge curve curvature be more than preset value, then draw curvature less than or equal to preset value curvature, now, discharge curve it is inclined
Degree from straight line is in preset range, and the change of the value that curve is identified is relatively average, then cause to be obtained according to aim curve
Electric quantity change rate it is more balanced, more accurately judge so as to user can make according to dump energy to available duration, can be with
Effectively improve the utilization rate of end cell.
Embodiment
Fig. 2 is the schematic flow diagram of electric quantity metering method provided in an embodiment of the present invention.The electric quantity metering method application
In terminal, the terminal can be the terminal including rechargeable battery such as mobile phone, flat board.As shown in Fig. 2 electric quantity metering method
May include following steps：
S201：Obtain the corresponding discharge curve of the terminal.
Step S201 is consistent with step S101 in previous embodiment in the present embodiment, specifically refers in previous embodiment and walks
The associated description of rapid S101, does not repeat herein.
S202：Judge that the curvature of the discharge curve, whether more than preset value, if so, takes two on the discharge curve
Point.
The curvature of above-mentioned discharge curve is aiming at rotation rate of the tangent directional angle of certain point on discharge curve to arc length.
Curvature mark curve deviates the degree of straight line, while curvature is bigger, the degree of crook for identifying curve is bigger.
Above-mentioned two point can be chosen as needed, can specifically be included on the discharge curve and be in curve separation
Point before and the point after the curve separation, wherein, the curve separation is the electricity on the discharge curve
The corresponding point of amount depletion rate cut off value.
Above-mentioned curve separation is the point corresponding with electric quantity consumption speed cut off value on discharge curve, in electric quantity consumption speed
It is larger with the speed difference of electric quantity consumption afterwards before degree cut off value.Electric quantity consumption speed cut off value identifies the speed of electric quantity consumption
Degree, the size of specific electric quantity consumption speed cut off value is different according to the characteristic of battery, can be real by carrying out electric discharge to battery
Test acquisition in advance.
S203：The straight line by described two points is drawn, so as to obtain target of the curvature less than or equal to the preset value
Curve.
The straight line by two points is drawn, because straight curvature of a curve is 0, then the line segment curvature drawn between two points is
0, so as to obtain aim curve of the curvature less than or equal to preset value, i.e., the new straight line drawn is less than or equal to the preset value
Aim curve.
S204：The electricity of the terminal is calculated according to the aim curve.
After aim curve is drawn, according to the electricity of aim curve computing terminal.Specifically can be by obtaining aim curve
On parameter value and preset algorithm computing terminal electricity.
Wherein, the electricity of the terminal can include the consumption electricity and/or the dump energy with terminal of terminal.
S205：Show the electricity that the terminal for obtaining is calculated according to the aim curve.
After the dump energy for consuming electricity and/or terminal of computing terminal, can be by calculated electricity at end
Shown on end, to identify the behaviour in service of battery electric quantity.
The present embodiment is by obtaining whether the corresponding discharge curve of the terminal, the curvature for judging the discharge curve are more than
Preset value, if so, takes two points on the discharge curve, draws the straight line by described two points, little so as to obtain curvature
In or equal to the aim curve of the preset value.Now, discharge curve deviation straight line degree in preset range, curve institute
The change of the value of mark is relatively average, according to the electric quantity change of the calculated terminal of the aim curve within discharge time more
For equilibrium, show that the electric quantity change rate of basis is also more balanced, so as to improve the utilization rate of end cell.
It is more than the detailed description that method provided by the present invention is carried out.According to different demands, in shown flow chart
The execution sequence of square can change, and some squares can be omitted, and the method for electric quantity metering is also in above-mentioned electric quantity metering method
Selectively it is applied in combination, or uses with other above-mentioned NM electric quantity metering Combination of Methods.The present invention is carried below
For device be described.
Embodiment
Fig. 3 is the structure chart of electric quantity metering device provided in an embodiment of the present invention, and the electric quantity metering device is applied to end
In end, the terminal can be the terminal including rechargeable battery such as mobile phone, flat board.As shown in figure 3, electric quantity metering device 30 can
To include：Acquisition module 310, curve plotting module 320 and computing module 330, wherein, the curve plotting module includes calculating
The drawing unit 322 of unit 321 and first.Module alleged by the present invention refers to that one kind can be executed by a computer and can be complete
Into the series of computation machine program segment of fixing function.
Acquisition module 310, for obtaining the corresponding discharge curve of the terminal.
Above-mentioned discharge curve is the discharge curve of the battery of terminal, specifically under given discharging condition, such as constant electricity
Under conditions of stream depletion rate (being 400Am as consumed electric current per hour), the curve that discharge voltage changes with discharge time.Electric discharge
Curve can be the curve for embodying the velocity of discharge.
Curve plotting module 320, for judging the curvature of the discharge curve whether more than preset value, if so, then basis
The discharge curve draws aim curve so that the curvature of the aim curve is less than or equal to the preset value, described default
Value is more than or equal to 0.
The curvature of above-mentioned discharge curve is aiming at rotation rate of the tangent directional angle of certain point on discharge curve to arc length.
Curvature mark curve deviates the degree of straight line, while curvature is bigger, the degree of crook for identifying curve is bigger.
Specifically another objective curve can be repainted according to discharge curve, it is also possible on the basis of discharge curve
On, discharge curve is adjusted, obtain the aim curve of new drafting.
Above-mentioned preset value can pre-set as needed.It is bent according to electric discharge if the curvature of discharge curve is more than preset value
Line draws aim curve.
When the curvature of discharge curve is 0, the discharge curve is straight line, i.e. the terminal velocity of discharge at any time
It is identical, when the terminal velocity of discharge at any time closer to when, judgement of the user to dump energy available duration is more accurate
Really.
Further, curve plotting module 320 can be discharged by the drawing unit 322 of computing unit 321 and first
The drafting of curve.
Computing unit 321, for calculating the curvature of predetermined number point on the discharge curve, if predetermined number point
There is the curvature more than the preset value in curvature, it is determined that the curvature of the discharge curve is more than preset value.
The point of above-mentioned predetermined number, can selected element as needed number.Specifically, computing unit 321 can pass through
The coordinate of certain point and the calculus computing formula of calculating curvature calculate curvature.Can with take near certain point a bit, according to
The two points obtain curvature.
First drawing unit 322, it is bent for curvature to be plotted as into target more than the curved section that the point of the preset value is located
Line segment so that the curvature of the aim curve comprising the aim curve section is less than or equal to the preset value.
Specific preset value can as needed set value.
Further, the point of the predetermined number be included on the discharge curve point before the curve separation and
Point after the curve separation, wherein, the curve separation is the electric quantity consumption speed on the discharge curve
The corresponding point of cut off value.
Above-mentioned curve separation is the point corresponding with electric quantity consumption speed cut off value on discharge curve, in electric quantity consumption speed
It is larger with the speed difference of electric quantity consumption afterwards before degree cut off value.Electric quantity consumption speed cut off value identifies the speed of electric quantity consumption
Degree, the size of specific electric quantity consumption speed cut off value is different according to the characteristic of battery, can be real by carrying out electric discharge to battery
Test acquisition in advance.
Above-mentioned curve separation is point of the electric quantity consumption speed difference more than default numerical value, or in preset time period
Electric quantity consumption speed meansigma methodss more than default numerical value point etc..I.e. in electric quantity consumption speed and slower curved section
Inside all chosen.
Computing module 330, for calculating the electricity of the terminal according to the aim curve.
After aim curve is drawn, electricity of the computing module 330 according to aim curve computing terminal.Specifically can be by obtaining
Take the electricity of parameter value on aim curve and preset algorithm computing terminal.
Wherein, the electricity of the terminal can include the consumption electricity and/or the dump energy with terminal of terminal.
After the dump energy for consuming electricity and/or terminal of computing terminal, can be by calculated electricity at end
Shown on end, to identify the behaviour in service of battery electric quantity.
The present embodiment is by obtaining the corresponding discharge curve of the terminal；Whether the curvature for judging the discharge curve is more than
Preset value, if so, then according to discharge curve drafting aim curve so that the curvature of the aim curve is less than or equal to institute
Preset value is stated, the preset value is more than or equal to 0；The electricity of the terminal is calculated according to the aim curve.If terminal-pair should
Discharge curve curvature be more than preset value, then draw curvature less than or equal to preset value curvature, now, discharge curve it is inclined
Degree from straight line is in preset range, and the change of the value that curve is identified is relatively average, then cause to be obtained according to aim curve
Electric quantity change rate it is more balanced, more accurately judge so as to user can make according to dump energy to available duration, can be with
Effectively improve the utilization rate of end cell.
Embodiment
Fig. 4 is the structure chart of electric quantity metering device provided in an embodiment of the present invention, and the electric quantity metering device is applied to end
In end, the terminal can be the terminal including rechargeable battery such as mobile phone, flat board.As shown in figure 4, electric quantity metering device 30 can
To include：Acquisition module 310, curve plotting module 320, computing module 330 and display module 340, wherein, the curve plotting
Module includes the drawing unit 324 of acquiring unit 323 and second.Module alleged by the present invention refers to that one kind can be held by computer
Go and can complete the series of computation machine program segment of fixing function.
Acquisition module 310, for obtaining the corresponding discharge curve of terminal.
Acquisition module 310 is consistent with acquisition module in previous embodiment 310 in the present embodiment, specifically refers to aforementioned enforcement
The associated description of acquisition module 310, does not repeat herein in example.
Curve plotting module 320, for judging the curvature of the discharge curve whether more than preset value, if so, then basis
The discharge curve draws aim curve so that the curvature of the aim curve is less than or equal to the preset value, described default
Value is more than or equal to 0.
The curve plotting module 320 includes：
Acquiring unit 323, for taking two points on the discharge curve.
The curvature of above-mentioned discharge curve is aiming at rotation rate of the tangent directional angle of certain point on discharge curve to arc length.
Curvature mark curve deviates the degree of straight line, while curvature is bigger, the degree of crook for identifying curve is bigger.
Above-mentioned two point can be chosen as needed, can specifically be included on the discharge curve and be in curve separation
Point before and the point after the curve separation, wherein, the curve separation is the electricity on the discharge curve
The corresponding point of amount depletion rate cut off value.
Above-mentioned curve separation is the point corresponding with electric quantity consumption speed cut off value on discharge curve, in electric quantity consumption speed
It is larger with the speed difference of electric quantity consumption afterwards before degree cut off value.Electric quantity consumption speed cut off value identifies the speed of electric quantity consumption
Degree, the size of specific electric quantity consumption speed cut off value is different according to the characteristic of battery, can be real by carrying out electric discharge to battery
Test acquisition in advance.
Second drawing unit 324, for drawing the straight line by described two points, so as to obtain curvature less than or equal to institute
State the aim curve of preset value.
Second drawing unit 324 draws the straight line by two points, because straight curvature of a curve is 0, then between two points
The line segment curvature of drafting is 0, so as to obtain aim curve of the curvature less than or equal to preset value, i.e., the new straight line drawn be less than
Or equal to the aim curve of the preset value.
Computing module 330, for calculating the electricity of the terminal according to the aim curve.
After aim curve is drawn, electricity of the computing module 330 according to aim curve computing terminal.Specifically can be by obtaining
Take the electricity of parameter value on aim curve and preset algorithm computing terminal.
Wherein, the electricity of the terminal can include the consumption electricity and/or the dump energy with terminal of terminal.
Display module 340, for showing the electricity that the terminal for obtaining is calculated according to the aim curve.
After the dump energy for consuming electricity and/or terminal of computing terminal, display module 340 is by calculated electricity
Amount is shown in terminal, to identify the behaviour in service of battery electric quantity.
The present embodiment is by obtaining whether the corresponding discharge curve of the terminal, the curvature for judging the discharge curve are more than
Preset value, if so, takes two points on the discharge curve, draws the straight line by described two points, little so as to obtain curvature
In or equal to the aim curve of the preset value.Now, discharge curve deviation straight line degree in preset range, curve institute
The change of the value of mark is relatively average, according to the electric quantity change of the calculated terminal of the aim curve within discharge time more
For equilibrium, show that the electric quantity change rate of basis is also more balanced, so as to improve the utilization rate of end cell.
Embodiment
Fig. 5 is refer to, Fig. 5 is the structural representation of the terminal of the preferred embodiment that the present invention realizes electric quantity metering method.
The terminal 50 is a kind of can automatically to carry out numerical computations and/or letter according to the instruction being previously set or store
The equipment that breath is processed, its hardware includes but is not limited to microprocessor, special IC (Application Specific
Integrated Circuit, ASIC), programmable gate array (Field-Programmable Gate Array, FPGA), number
Word processing device (Digital Signal Processor, DSP), embedded device etc..
The terminal 50 may be, but not limited to, any one can pass through keyboard, mouse, remote control, touch pad with user
Or the mode such as voice-operated device carries out the electronic product of man-machine interaction, for example, panel computer, smart mobile phone, personal digital assistant
(Personal Digital Assistant, PDA), intellectual Wearable etc..
Network residing for the terminal 50 includes, but are not limited to the Internet, wide area network, Metropolitan Area Network (MAN), LAN, virtual private
Network (Virtual Private Network, VPN) etc..
The terminal 50 includes at least one dispensing device 51, at least one storage device 52, at least one processing equipment
53rd, at least one reception device 54, at least one display device 55 and at least one communication bus.Wherein, the communication is total
Line is used to realize the connection communication between these components.
Wherein, the reception device 54 and the dispensing device 51 can be wired sending ports, or wirelessly set
It is standby, such as including antenna assembly, for entering row data communication with other equipment.
The processing equipment 53 can include one or more microprocessor, digital processing unit.
The storage device 52 is used for the program code of each program segment in storing electricity metering device.The storage device
52 can be smart media card (smart media card), safe digital card (secure digital card), flash
The storage facilities such as device card (flash card).
Preferably, electric quantity metering method of the invention is realized by the electric quantity metering device stored in the terminal 50.
The electric quantity metering device is by obtaining the corresponding discharge curve of the terminal；Judge the curvature of the discharge curve
Whether preset value is more than, if so, then according to discharge curve drafting aim curve so that the curvature of the aim curve is less than
Or equal to the preset value, the preset value is more than or equal to 0；The electricity of the terminal is calculated according to the aim curve.If
The curvature of the corresponding discharge curve of terminal is more than preset value, then draw curvature of the curvature less than or equal to preset value, now, electric discharge
In preset range, the change of the value that curve is identified is relatively average, then cause according to target for the degree of the deviation straight line of curve
The electric quantity change rate that curve is obtained is more balanced, so as to be conducive to user to be done to dump energy available duration according to the electricity for showing
Go out and more accurately judge, improve the utilization rate of end cell.
The display device 55 can be touch screen etc. other be used for display picture equipment.
In several embodiments provided by the present invention, it should be understood that disclosed method, device and unit, also may be used
To realize by another way.For example, device embodiment described above is only schematic, for example, the unit
Division, only a kind of division of logic function can have other dividing mode when actually realizing.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.This
Outward, it is clear that " including ", a word was not excluded for other units or step, and odd number is not excluded for plural number.That what is stated in device claim is multiple
Device can also be realized by same device or system by software or hardware.The first, the second grade word is used for representing name
Claim, and be not offered as any specific order.
Finally it should be noted that above example is only to illustrate technical scheme and unrestricted, although reference
Preferred embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the present invention's
Technical scheme is modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a kind of electric quantity metering method, in being applied to terminal, it is characterised in that methods described includes：
Obtain the corresponding discharge curve of the terminal；
Whether the curvature of the discharge curve is judged more than preset value, if so, then according to discharge curve drafting aim curve,
So that the curvature of the aim curve is less than or equal to the preset value, the preset value is more than or equal to 0；
The electricity of the terminal is calculated according to the aim curve.
2. method according to claim 1, it is characterised in that whether the curvature for judging the discharge curve is more than pre-
If value, if so, then according to discharge curve drafting aim curve so that the curvature of the aim curve is less than or equal to described
Preset value, including：
The curvature of predetermined number point on the discharge curve is calculated, if existing more than described pre- in the curvature of predetermined number point
If the curvature of value, it is determined that the curvature of the discharge curve is more than preset value；
Curvature is plotted as into aim curve section more than the curved section that the point of the preset value is located so that comprising the aim curve
The curvature of the aim curve of section is less than or equal to the preset value.
3. method according to claim 2, it is characterised in that the point of the predetermined number is included on the discharge curve
Point before curve separation and the point after the curve separation, wherein, the curve separation is described
The corresponding point of electric quantity consumption speed cut off value on discharge curve.
4. method according to claim 1, it is characterised in that described to draw aim curve according to the discharge curve, makes
The curvature for obtaining the aim curve is less than or equal to the preset value, including：
Two points are taken on the discharge curve；
The straight line by described two points is drawn, so as to obtain aim curve of the curvature less than or equal to the preset value.
5. the method according to any one of Claims 1-4, it is characterised in that methods described also includes：
Show the electricity that the terminal for obtaining is calculated according to the aim curve.
6. a kind of electric quantity metering device, it is characterised in that described device includes：
Acquisition module, for obtaining the corresponding discharge curve of terminal；
Curve plotting module, for whether judging the curvature of the discharge curve more than preset value, if so, then according to the electric discharge
Curve plotting aim curve so that the curvature of the aim curve be less than or equal to the preset value, the preset value be more than or
Equal to 0；
Computing module, for calculating the electricity of the terminal according to the aim curve.
7. device as claimed in claim 6, it is characterised in that the curve plotting module includes：
Computing unit, for calculating the curvature of predetermined number point on the discharge curve, if in the curvature of predetermined number point
There is the curvature more than the preset value, it is determined that the curvature of the discharge curve is more than preset value；
First drawing unit, for curvature to be plotted as into aim curve section more than the curved section that the point of the preset value is located, makes
The curvature that the aim curve of the aim curve section must be included is less than or equal to the preset value.
8. device as claimed in claim 7, it is characterised in that the point of the predetermined number is included on the discharge curve to be located
Point before curve separation and the point after the curve separation, wherein, the curve separation is described putting
The corresponding point of electric quantity consumption speed cut off value on electric curve.
9. device as claimed in claim 6, it is characterised in that the curve plotting module includes：
Acquiring unit, for taking two points on the discharge curve；
Second drawing unit, it is default less than or equal to described so as to obtain curvature for drawing the straight line by described two points
The aim curve of value.
10. the device as described in any one of claim 6 to 9, it is characterised in that described device also includes：
Display module, for showing the electricity that the terminal for obtaining is calculated according to the aim curve.
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| CN201710032644.2A CN106646263A (en) | 2017-01-16 | 2017-01-16 | Electric quantity metering method and electric quantity metering device |
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| CN201710032644.2A CN106646263A (en) | 2017-01-16 | 2017-01-16 | Electric quantity metering method and electric quantity metering device |
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Application publication date: 20170510 |