CN104241718B - A kind of method for charging batteries and battery charging equipment - Google Patents
A kind of method for charging batteries and battery charging equipment Download PDFInfo
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- CN104241718B CN104241718B CN201310241701.XA CN201310241701A CN104241718B CN 104241718 B CN104241718 B CN 104241718B CN 201310241701 A CN201310241701 A CN 201310241701A CN 104241718 B CN104241718 B CN 104241718B
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- current
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000005611 electricity Effects 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
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
- H01M10/44—Methods for charging or discharging
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of method for charging batteries and battery charging equipment, it is possible to be automatically adjusted charging current, the battery for different capabilities keeps the charging interval consistent.Described method for charging batteries is applied to battery charging equipment, and described method includes: when there being battery to access, and calculates the volume of described battery；Based on the capacity of battery described in described volume estimation；Based on described calculation of capacity current value needed for Preset Time gives described battery charging complete；The output electric current of described current output unit is adjusted, to ensure that the charging complete required time of described battery is within described Preset Time based on described current value.Described battery charging equipment also includes: volume measuring and calculating unit, volume calculation unit, current calculation unit and current adjustment unit.The application estimates the capacity of this battery by the volume of measuring and calculating access battery, thus adjusts output electric current according to capacity, essentially identical to ensure the charging interval of the battery of different capabilities.
Description
Technical field
The present invention relates to technical field of electronic equipment, particularly relate to a kind of method for charging batteries and battery charging
Equipment.
Background technology
The present inventor, during realizing the present invention, finds that prior art at least exists following skill
Art defect: the charging interval of lithium secondary battery and the output charging current of lithium secondary battery charger and lithium two
The capacity ratio of primary cell is closely-related.The charging current of the lithium secondary battery charger of industry at present
Output is fixed value.The charging interval of the lithium secondary battery that capacity is big is the longest, and the charging that capacity is little
Time is the most relatively short, so when using same lithium secondary battery charger, charging interval length
Differing, the most very disunity is experienced in charging.And when charging current relative capacity is excessive, it is also easy to draw
Send out lithium secondary battery security incident.
Summary of the invention
The technical problem to be solved is to provide a kind of method for charging batteries and battery charging equipment,
Can be automatically adjusted charging current, the battery for different capabilities keeps the charging interval consistent.
In order to solve above-mentioned technical problem, the invention provides a kind of method for charging batteries, be applied to battery
Charger, described battery charging equipment at least has current output unit, described method for charging batteries bag
Include:
When there being battery to access, calculate the volume of described battery；
Based on the capacity of battery described in described volume estimation；
Based on described calculation of capacity current value needed for Preset Time gives described battery charging complete；
The output electric current of described current output unit is adjusted, to ensure described battery based on described current value
Charging complete required time is within described Preset Time.
Further, after the step of the volume of the described battery of described measuring and calculating, described method also includes:
Obtain the dump energy of described battery；
Described based on the step of the capacity of battery described in described volume estimation after, described method also includes:
Utilizing the described dump energy obtained to update the capacity of described battery, the capacity after described renewal is estimation
Battery capacity and the difference of dump energy.
Further, the volume of the described battery of described measuring and calculating, including:
The length of described battery, width and height is measured, based on described length, width by position limiting structure
Volume with battery described in high computational.
Further, described based on the capacity of battery described in described volume estimation, including:
Described battery capacity is equal to the product presetting battery volume capacity density and described volume.
Further, described give needed for described battery charging complete at Preset Time based on described calculation of capacity
Current value, including:
According to the following formula described current value of calculating: battery capacity * depth of charge=(charging interval+Preset Time)
* current value, the span of wherein said depth of charge is 65～90%, and the span in charging interval is
1.5～2.5 hours.
Further, depth of charge takes 80%, and the charging interval is 2 hours.
In order to solve above-mentioned technical problem, present invention also offers a kind of battery charging equipment, including electric current
Output unit, described battery charging equipment also includes: volume measuring and calculating unit, volume calculation unit, electric current
Computing unit and current adjustment unit, wherein:
Described volume measuring and calculating unit, for when there being battery to access, calculates the volume of described battery；
Described volume calculation unit, for based on the capacity of battery described in described volume estimation；
Described current calculation unit, for charging to described battery based on described calculation of capacity at Preset Time
Complete required current value；
Described current adjustment unit, for adjusting the output of described current output unit based on described current value
Electric current, to ensure that the charging complete required time of described battery is within described Preset Time.
Further, described device also includes dump energy acquiring unit, for obtaining the surplus of described battery
Remaining electricity；
Described volume calculation unit, is additionally operable to after based on the capacity of battery described in described volume estimation, profit
With described dump energy acquiring unit obtain described dump energy update described battery capacity, described more
Capacity after Xin is the battery capacity difference with dump energy of estimation.
Further, described volume measuring and calculating unit includes position limiting structure module and computing module, wherein:
Described position limiting structure module is for measuring the length of described battery, width and height；
Described computing module is for based on the volume of battery described in described length, width and high computational.
Further, described volume calculation unit based on the capacity of battery described in described volume estimation, including:
Described volume calculation unit uses following formula to calculate the capacity of described battery: described battery capacity is equal to pre-
If battery volume capacity density and the product of described volume.
Further, described current calculation unit gives described battery based on described calculation of capacity at Preset Time
Current value needed for charging complete, including:
Described current calculation unit is according to the following formula described current value of calculating: battery capacity * depth of charge=(fill
Electricity time+Preset Time) * current value, the span of wherein said depth of charge is 65～90%, charging
The span of time is 1.5～2.5 hours.
Further, depth of charge takes 80%, and the charging interval is 2 hours.
Compared with prior art, the application scheme is applicable to the battery of various model different capabilities, passes through
The volume of measuring and calculating access battery estimates the capacity of this battery, thus adjusts output electric current according to capacity, with
Ensure that the charging interval of the battery of different capabilities is essentially identical.
Other features and advantages of the present invention will illustrate in the following description, and, partly from froming the perspective of
Bright book becomes apparent, or understands by implementing the present invention.The purpose of the present invention is excellent with other
Point can be realized by structure specifically noted in description, claims and accompanying drawing and be obtained.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by technical solution of the present invention, and constitutes one of description
Point, it is used for explaining technical scheme together with embodiments herein, is not intended that the present invention
The restriction of technical scheme.
Fig. 1 is the embodiment of the present invention 1 flow chart；
Fig. 2 is the embodiment of the present invention 2 charger structural representation；
Fig. 3 is volume measuring and calculating unit 201 structural representation in the embodiment of the present invention 2；
Fig. 4 a is charger base schematic diagram；
Fig. 4 b is Battery Charger Cover schematic diagram；
Fig. 5 be charger base be the schematic diagram of translucent construction；
Fig. 6 is that charger base installs variable-resistance schematic diagram.
Can be at the computer of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing
System performs.And, although show logical order in flow charts, but in some cases,
Can be to be different from the step shown or described by order execution herein.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing
Embodiments of the invention are described in detail.It should be noted that in the case of not conflicting, this Shen
Embodiment in please and the feature in embodiment can mutual combination in any.
Embodiment 1
The present embodiment introduces a kind of method for charging batteries, is applied to battery charging equipment, and the charging of this battery sets
There is current output unit less, as it is shown in figure 1, this method for charging batteries includes:
Step 101, when there being battery to access, calculates the volume of described battery；
Step 102, based on the capacity of battery described in described volume estimation；
Step 103, based on described calculation of capacity electric current needed for Preset Time gives described battery charging complete
Value；
Step 104, adjusts the output electric current of described current output unit based on described current value, to ensure
The charging complete required time of described battery is within described Preset Time.
In above-mentioned steps 101, measure the length of battery, width and height by position limiting structure, based on
Measure the volume of battery described in length, width and the high computational obtained.Concrete metering system sees application
Explanation in example.
In above-mentioned steps 102, estimate the capacity of described battery according to below equation: battery capacity is equal to
Preset the product of battery volume capacity density and volume.Owing to battery volume capacity density has constant range,
Therefore can draw battery capacity by volume detection.
In above-mentioned steps 103, according to battery capacity, preset charged time and the pass of charging current three
System determines current value needed for Preset Time is to certain block battery charging complete.
The relation of a kind of battery capacity, Preset Time and charging current is:
Battery capacity=charging current * Preset Time formula 1
The relation of another kind of battery capacity, Preset Time and charging current is:
Battery capacity * depth of charge=(charging interval+Preset Time) * current value formula 2
Wherein, the span of depth of charge is 65～90%, preferably 80%, and the value model in charging interval
Enclosing is 1.5～2.5 hours, preferably 2 hours.
In a preferred embodiment, after described step 101, also include obtaining the surplus of described battery
The step of remaining electricity, after described step 102, also includes: utilize the described dump energy obtained more
The capacity of new described battery, the capacity after described renewal is the battery capacity difference with dump energy of estimation.
Embodiment 2
The present embodiment introduces a kind of battery charging equipment, as in figure 2 it is shown, this battery charging equipment is except bag
Include outside current output unit 205, also include: volume measuring and calculating unit 201, volume calculation unit 202, electricity
Stream calculation unit 203 and current adjustment unit 204, wherein:
Described volume measuring and calculating unit 201, for when there being battery to access, calculates the volume of described battery；
Described volume calculation unit 202, for based on the capacity of battery described in described volume estimation；
Described current calculation unit 203, for giving described battery based on described calculation of capacity at Preset Time
Current value needed for charging complete；
Described current adjustment unit 204, for adjusting described current output unit 205 based on described current value
Output electric current, to ensure that the charging complete required time of described battery is within described Preset Time.
As it is shown on figure 3, above-mentioned volume measuring and calculating unit 201 includes position limiting structure module 2011 and computing module
2012, wherein:
Described position limiting structure module 2011 is for measuring the length of described battery, width and height；
Described computing module 2012 is for the length measured based on described position limiting structure module 2011, width
Volume with battery described in high computational.
Above-mentioned volume calculation unit 202 uses following formula to calculate the capacity of battery: battery capacity is equal to presetting electricity
Cell body amasss the product of capacity density and described volume.
The calculation of capacity that above-mentioned current calculation unit 203 is estimated based on volume calculation unit 202 is when default
Between give current value needed for described battery charging complete, above-mentioned formula 1 or formula 2 specifically can be used to calculate.
Above-mentioned current adjustment unit 204 increases according to the current value that current calculation unit 203 calculates or reduces
The output electric current of current output unit 205.The method changing output electric current has a lot, such as at voltage one
In the case of Ding, the resistance by changing adjustable resistor changes output electric current, as increased resistance value to subtract
Little output electric current or reduction resistance value are to increase output electric current.
In a preferred embodiment, described device also includes dump energy acquiring unit 206, is used for obtaining
Take the dump energy of described battery；Described volume calculation unit 202 is additionally operable to based on described volume estimation
After the capacity of described battery, utilize the described dump energy that described dump energy acquiring unit 206 obtains more
The capacity of new described battery, the capacity after described renewal is the battery capacity difference with dump energy of estimation.
It is illustrated further by the application example of the present invention below.
Application example 1
This example use infrared sensor measure the length of battery, width and height as position limiting structure,
Such as on side, the base of charger base, and at charger protecgulum, infrared sensor is set.Pass through
Infrared sensor range measurement obtains the length of battery, width and height.
Further, it is also possible to use proximity switch to measure the length of battery, width and height as position limiting structure
Degree.
Fig. 4 a is charger base schematic diagram, and Fig. 4 b is Battery Charger Cover schematic diagram.In Fig. 4 a, base portion
The extreme deficiency syndrome wire frame divided is the gross area that charger base can accommodate battery, and the most hatched frame is for putting into
The actual size of battery, red by installing inside the side of charger base and base and Battery Charger Cover
Outer sensor or proximity switch etc. can measure the width of loaded battery, length and height.
Application example 2
In this example, charger base may be configured as translucent construction, i.e. position limiting structure includes the cradle of printing opacity
Light-emitting component under base plate and base plate.As it is shown in figure 5, charger base arranges light-emitting component, work as electricity
Pond loads after base, covers bottom-emission part, is occluded the area of part it is known that electricity by calculating
The size in pond.The height of battery can be by the infrared sensor installed inside Battery Charger Cover or close to opening
Passes etc. are measured and are obtained.
Application example 3
The position limiting structure measuring battery length and width in this example is variable resistance, as shown in Figure 6.
The side of charger base and base are separately installed with variable resistance, and variable-resistance slide plate is as battery
Location resilient piece.Measurement and positioning shell fragment is at the linear relationship of diverse location Yu resistance in advance.After loading battery,
The length and width of battery can be extrapolated according to the variable-resistance resistance measuring side and base.
Those skilled in the art should be understood that device that above-mentioned the embodiment of the present application provided and/or is
Each ingredient of system, and each step in method, they can concentrate on single calculating device,
Or it is distributed on the network that multiple calculating device is formed.Alternatively, they can with calculate device can
The program code performed realizes.It is thus possible to be stored in storing in device by calculating device
Perform, or they are fabricated to respectively each integrated circuit modules, or by the multiple modules in them
Or step is fabricated to single integrated circuit module and realizes.So, the present invention be not restricted to any specifically
Hardware and software combines.
Although the embodiment that disclosed herein is as above, but described content only readily appreciates the present invention
And the embodiment used, it is not limited to the present invention.Technology people in any art of the present invention
Member, on the premise of without departing from the spirit and scope that disclosed herein, can be in the form implemented and thin
Any amendment and change is carried out on joint, but the scope of patent protection of the present invention, still must be with appended right
Claim is defined in the range of standard.
Claims (12)
1. a method for charging batteries, is applied to battery charging equipment, and described battery charging equipment is at least
There is current output unit, it is characterised in that described battery charging equipment also has current adjustment unit,
Described method for charging batteries includes:
When there being battery to access, calculate the volume of described battery；
Based on the capacity of battery described in described volume estimation；
Based on described calculation of capacity current value needed for Preset Time gives described battery charging complete；
The output electric current of described current output unit is adjusted, to ensure described battery based on described current value
Charging complete required time is within described Preset Time.
2. the method for claim 1, it is characterised in that
After the step of the volume of the described battery of described measuring and calculating, described method also includes: obtain described electricity
The dump energy in pond；
Described based on the step of the capacity of battery described in described volume estimation after, described method also includes:
Utilizing the described dump energy obtained to update the capacity of described battery, the capacity after described renewal is estimation
Battery capacity and the difference of dump energy.
3. the method for claim 1, it is characterised in that
The volume of the described battery of described measuring and calculating, including:
The length of described battery, width and height is measured, based on described length, width by position limiting structure
Volume with battery described in high computational.
4. the method for claim 1, it is characterised in that
Described based on the capacity of battery described in described volume estimation, including:
Described battery capacity is equal to the product presetting battery volume capacity density and described volume.
5. the method for claim 1, it is characterised in that
Described give current value needed for described battery charging complete, bag based on described calculation of capacity at Preset Time
Include:
According to the following formula described current value of calculating: battery capacity * depth of charge=(charging interval+Preset Time)
* current value, the span of wherein said depth of charge is 65～90%, and the span in charging interval is
1.5～2.5 hours.
6. method as claimed in claim 5, it is characterised in that
Depth of charge takes 80%, and the charging interval is 2 hours.
7. a battery charging equipment, including current output unit, it is characterised in that described battery fills
Electricity equipment also includes: volume measuring and calculating unit, volume calculation unit, current calculation unit and electric current adjust single
Unit, wherein:
Described volume measuring and calculating unit, for when there being battery to access, calculates the volume of described battery；
Described volume calculation unit, for based on the capacity of battery described in described volume estimation；
Described current calculation unit, for charging to described battery based on described calculation of capacity at Preset Time
Complete required current value；
Described current adjustment unit, for adjusting the output of described current output unit based on described current value
Electric current, to ensure that the charging complete required time of described battery is within described Preset Time.
8. battery charging equipment as claimed in claim 7, it is characterised in that
Described battery charging equipment also includes dump energy acquiring unit, for obtaining the residue of described battery
Electricity；
Described volume calculation unit, is additionally operable to after based on the capacity of battery described in described volume estimation, profit
With described dump energy acquiring unit obtain described dump energy update described battery capacity, described more
Capacity after Xin is the battery capacity difference with dump energy of estimation.
9. battery charging equipment as claimed in claim 7, it is characterised in that
Described volume measuring and calculating unit includes position limiting structure module and computing module, wherein:
Described position limiting structure module is for measuring the length of described battery, width and height；
Described computing module is for based on the volume of battery described in described length, width and high computational.
10. battery charging equipment as claimed in claim 7, it is characterised in that
Described volume calculation unit based on the capacity of battery described in described volume estimation, including:
Described volume calculation unit uses following formula to calculate the capacity of described battery: described battery capacity is equal to pre-
If battery volume capacity density and the product of described volume.
11. battery charging equipments as claimed in claim 7, it is characterised in that
Described current calculation unit gives described battery charging complete based on described calculation of capacity at Preset Time
Required current value, including:
Described current calculation unit is according to the following formula described current value of calculating: battery capacity * depth of charge=(fill
Electricity time+Preset Time) * current value, the span of wherein said depth of charge is 65～90%, fills
The span of electricity time is 1.5～2.5 hours.
12. battery charging equipments as claimed in claim 11, it is characterised in that
Depth of charge takes 80%, and the charging interval is 2 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310241701.XA CN104241718B (en) | 2013-06-18 | 2013-06-18 | A kind of method for charging batteries and battery charging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310241701.XA CN104241718B (en) | 2013-06-18 | 2013-06-18 | A kind of method for charging batteries and battery charging equipment |
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| CN104241718A CN104241718A (en) | 2014-12-24 |
| CN104241718B true CN104241718B (en) | 2016-10-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105203968B (en) * | 2015-10-22 | 2017-12-12 | 南京鼎尔特科技有限公司 | A kind of on-line measurement system of lead-acid accumulator dump energy |
| FI128262B (en) * | 2016-05-04 | 2020-01-31 | Savox Communications Oy Ab Ltd | Smart power supply |
| CN107748329A (en) * | 2017-09-18 | 2018-03-02 | 清华大学 | Charge states of lithium ion battery monitoring method, monitoring device and monitoring modular |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1314012A (en) * | 1999-06-18 | 2001-09-19 | 松下电器产业株式会社 | Electrochemical component degradation, residual capacity detection method and charger and discharge controller |
| CN101383436A (en) * | 2008-09-10 | 2009-03-11 | 崧顺电子（深圳）有限公司 | Battery charging method and apparatus |
| CN101399381A (en) * | 2007-09-29 | 2009-04-01 | 宏碁股份有限公司 | Device for changing battery charging or discharging efficiency according to rechargeable battery state |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001257010A (en) * | 2000-03-14 | 2001-09-21 | Daikin Ind Ltd | Secondary battery state determination method and device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1314012A (en) * | 1999-06-18 | 2001-09-19 | 松下电器产业株式会社 | Electrochemical component degradation, residual capacity detection method and charger and discharge controller |
| CN101399381A (en) * | 2007-09-29 | 2009-04-01 | 宏碁股份有限公司 | Device for changing battery charging or discharging efficiency according to rechargeable battery state |
| CN101383436A (en) * | 2008-09-10 | 2009-03-11 | 崧顺电子（深圳）有限公司 | Battery charging method and apparatus |
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| CN104241718A (en) | 2014-12-24 |
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