CN109216814A - A kind of base station Li-ion batteries piles and its operation method - Google Patents
A kind of base station Li-ion batteries piles and its operation method Download PDFInfo
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- CN109216814A CN109216814A CN201710515729.6A CN201710515729A CN109216814A CN 109216814 A CN109216814 A CN 109216814A CN 201710515729 A CN201710515729 A CN 201710515729A CN 109216814 A CN109216814 A CN 109216814A
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000004913 activation Effects 0.000 description 22
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000011149 active material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000003839 salts Chemical class 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/4242—Regeneration of electrolyte or reactants
-
- 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
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
-
- 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)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The present invention provides a kind of base station Li-ion batteries piles and its operation methods, including temperature-detecting device, residual capacity detection device, and residual capacity display device, when the battery pack temperature is lower than predetermined value, the residual capacity that residual capacity display device is shown meets following formula: residual capacity show value=residual capacity measured value-k* (predetermined value-battery pack temperature), k is temperature adjustment coefficient.The invention avoids the base stations too low and unexpected power down condition of the battery voltage as caused by low temperature, ensure that the stable operation of base station.
Description
Technical field
The present invention relates to battery technology fields, more particularly to a kind of operation method of battery pack.
Background technique
As base station Li-ion batteries piles, it is frequently necessary to correctly grasp the capacity of battery in use, is mentioned to user
For battery charge time, the information such as necessity of maintenance.This field generally considers to judge battery capacity using voltage comparison method, but
Be, as voltage comparison method, due to cell voltage originally experience environment temperature influence and change, but there is presently no can be simple
It is reliably achieved the method for above-mentioned requirements.
Summary of the invention
The present invention provides a kind of base station Li-ion batteries piles and its operation method, including temperature-detecting device,
Residual capacity detection device and residual capacity display device, when the battery pack temperature is lower than predetermined value, residual capacity is aobvious
The residual capacity that showing device is shown meets: residual capacity show value=residual capacity measured value-k* (predetermined value-battery pack temperature
Degree), the k be temperature adjustment coefficient.The invention avoids the base stations battery voltage as caused by low temperature is too low and unexpected closes
Machine situation ensure that the stable operation of base station.
Specific scheme is as follows:
A kind of base station Li-ion batteries piles, including temperature-detecting device, residual capacity detection device, and residue
Capacity display device, when the battery pack temperature is lower than predetermined value, the residual capacity that residual capacity display device is shown meets
Formulas I:
Residual capacity show value=residual capacity measured value-k* (predetermined value-battery pack temperature) (Formulas I),
The k is temperature adjustment coefficient.
Further, wherein the residual capacity show value and the measured value of residual capacity are indicated using percentage.
Further, wherein institute's predetermined value and the unit of the battery pack temperature are DEG C.
Further, the value range of the k is 0.01%-1%.
Further, the value range of the predetermined value is 0-10.
Further, a kind of operation method of base station Li-ion batteries piles, wherein the Li-ion batteries piles are above-mentioned
Battery pack.
The operation method of the battery pack, further includes steps of
1), monitor battery pack in each battery work operating parameter, find the battery of the abnormal parameters and by its every
Separate out battery pack；
2) activation program, is implemented to the battery of the abnormal parameters；Activation program includes the following steps:
A), battery to be activated is heated to 45-55 DEG C by battery to be activated, is then discharged to electric discharge by voltage；
B), activated using positive/negative pulse current, the positive/negative pulse current electric current is respectively 0.1-0.5C, pulse
Time is respectively 1-10s, and the time of the activation is 1-3h；
C), by battery with 2-5C charge 1-5min, then with 0.1-0.2C charge 0.1-2h, alternating charge to charging by
Voltage；
D), activated using positive/negative pulse current, the positive/negative pulse current electric current is respectively 0.1-0.5C, pulse
Time is respectively 1-10s, and the time of the activation is 1-3h；
3), detection implements the battery of activation program and judges it if appropriate for working on；Wherein deterministic process includes inciting somebody to action
The battery capacity of detection is compared with predetermined value, if being lower than predetermined value, judgement is not suitable for working on, and otherwise judges that it is suitble to continue
Work；The battery temperature that will test is compared with predetermined value, if being higher than predetermined value, judgement is not suitable for working on, and otherwise judges it
It is suitble to work on；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
The invention has the following beneficial effects:
1, by detection battery pack temperature so as to adjust the show value of residual capacity, so that avoiding battery under cryogenic
Group is in too low state of charge, so that electrical equipment be avoided to be damaged by low-voltage, improves the stability of battery pack.
2, by finding the battery of abnormal state in time, and battery pack is isolated, its state is avoided further to deteriorate,
By by voltage and charging by voltage in electric discharge, pulse current activation is carried out to positive and negative anodes active material, so that activation is
The activity of insertion or the deintercalation of the cured lithium ion in active material restores battery capacity.
3, it is alternately charged by high low range electric current, thus the activity of sufficiently activated batteries material, while avoiding concentration polarization
Electrode polarization caused by changing, and prevent battery temperature excessively high；By being activated in an environment of high temperature to battery, to make
The electrolytic salt for being deposited on electrode surface, which re-dissolves, to be returned in electrolyte, and the electric conductivity of electrolyte is improved.
Specific embodiment
The present invention will be described in more detail below by specific embodiment, but protection scope of the present invention not by
It is limited to these embodiments.
Embodiment 1
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Temperature-detecting device, residual capacity detection device and residual capacity display device are arranged in the battery pack, works as institute for group
When stating battery pack temperature lower than 10 DEG C, the residual capacity that residual capacity display device is shown meets Formulas I:
Residual capacity show value=residual capacity measured value -0.01%* (10- battery pack temperature) (Formulas I)；
The operation method of the battery pack includes:
1) voltage for, detecting each battery in battery pack, when the voltage for detecting single battery is lower than the electricity in battery pack
Pond average value 90% when, the single battery is isolated into battery pack；
2) activation program, is implemented to the single battery, battery to be activated is heated to 45 DEG C；
A), by battery discharge to be activated to electric discharge by voltage 2.7V；
B), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.1C, and the burst length is
10s, the negative pulse current electric current are 0.1C, burst length 10s, are spaced 5s between positive negative impulse current, the activation
Time is 3h；
C), by the battery with 2C charging 5min, then with 0.1C charging 2h, alternating charges to charging by voltage
4.2V；
D), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.1C, and the burst length is
10s, the negative pulse current electric current are 0.1C, burst length 10s, are spaced 5s between positive negative impulse current, the activation
Time is 3h；
3) capacity of battery, is detected, the battery capacity that will test, if being lower than predetermined value, judges discomfort compared with predetermined value
Conjunction works on, and otherwise judges that it is suitble to work on；The predetermined value is the 90% of the average size of battery in battery pack；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
Embodiment 2
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Temperature-detecting device, residual capacity detection device and residual capacity display device are arranged in the battery pack, works as institute for group
When stating battery pack temperature lower than 10 DEG C, the residual capacity that residual capacity display device is shown meets Formulas I:
Residual capacity show value=residual capacity measured value -0.05%* (8- battery pack temperature) (Formulas I)；
The operation method of the battery pack includes:
1) voltage for, detecting each battery in battery pack, when the voltage for detecting single battery is lower than the electricity in battery pack
Pond average value 85% when, the single battery is isolated into battery pack；
2) activation program, is implemented to the single battery, battery to be activated is heated to 55 DEG C；
A), by battery discharge to be activated to electric discharge by voltage 2.7V；
B), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.5C, and the burst length is
1s, the negative pulse current electric current are 0.5C, burst length 1s, are spaced 10s between positive negative impulse current, the activation when
Between be 1h；
C), by the battery with 5C charging 1min, then with 0.2C charging 0.1h, alternating charges to charging by voltage
4.2V；
D), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.5C, and the burst length is
1s, the negative pulse current electric current are 0.5C, burst length 1s, are spaced 10s between positive negative impulse current, the activation when
Between be 1h；
3) capacity of battery, is detected, the battery capacity that will test, if being lower than predetermined value, judges discomfort compared with predetermined value
Conjunction works on, and otherwise judges that it is suitble to work on；The predetermined value is the 85% of the average size of battery in battery pack；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
Embodiment 3
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Temperature-detecting device, residual capacity detection device and residual capacity display device are arranged in the battery pack, works as institute for group
When stating battery pack temperature lower than 10 DEG C, the residual capacity that residual capacity display device is shown meets Formulas I:
Residual capacity show value=residual capacity measured value -0.1%* (6- battery pack temperature) (Formulas I)；
The operation method of the battery pack includes:
1) voltage for, detecting each battery in battery pack, when the voltage for detecting single battery is lower than the electricity in battery pack
Pond average value 80% when, the single battery is isolated into battery pack；
2) activation program, is implemented to the single battery, battery to be activated is heated to 50 DEG C；
A), by battery discharge to be activated to electric discharge by voltage 2.7V；
B), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.3C, and the burst length is
5s, the negative pulse current electric current are 0.4C, burst length 5s, are spaced 5s between positive negative impulse current, the activation when
Between be 2h；
C), by the battery with 3C charging 4min, then with 0.1C charging 1h, alternating charges to charging by voltage
4.2V；
D), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.3C, and the burst length is
5s, the negative pulse current electric current are 0.4C, burst length 5s, are spaced 5s between positive negative impulse current, the activation when
Between be 2h；
3) capacity of battery, is detected, the battery capacity that will test, if being lower than predetermined value, judges discomfort compared with predetermined value
Conjunction works on, and otherwise judges that it is suitble to work on；The predetermined value is the 80% of the average size of battery in battery pack；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
Embodiment 4
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Temperature-detecting device, residual capacity detection device and residual capacity display device are arranged in the battery pack, works as institute for group
When stating battery pack temperature lower than 10 DEG C, the residual capacity that residual capacity display device is shown meets Formulas I:
Residual capacity show value=residual capacity measured value -0.5%* (4- battery pack temperature) (Formulas I)；
The operation method of the battery pack includes:
1) temperature for, detecting each battery in battery pack, when the temperature for detecting single battery is higher than the electricity in battery pack
Pond average value 110% when, the single battery is isolated into battery pack；
2) activation program, is implemented to the single battery, the temperature of battery to be activated is adjusted to 45 DEG C；
A), by battery discharge to be activated to electric discharge by voltage 2.7V；
B), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.5C, and the burst length is
10s, the negative pulse current electric current are 0.5C, burst length 10s, are spaced 5s between positive negative impulse current, the activation
Time is 2h；
C), by the battery with 5C charging 5min, then with 0.2C charging 1h, alternating charges to charging by voltage
4.2V；
D), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.5C, and the burst length is
10s, the negative pulse current electric current are 0.5C, burst length 10s, are spaced 5s between positive negative impulse current, the activation
Time is 2h；
3), by battery with the current discharge of 3C to by voltage 2.7V, detect the temperature of battery, the battery temperature that will test
Compared with predetermined value, if being higher than predetermined value, judgement is not suitable for working on, and otherwise judges that it is suitble to work on；It is described predetermined
Value is the 110% of the temperature value that normal battery is discharged to 2.7V with the electric current of 3C from 4.2V；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
Embodiment 5
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Temperature-detecting device, residual capacity detection device and residual capacity display device are arranged in the battery pack, works as institute for group
When stating battery pack temperature lower than 10 DEG C, the residual capacity that residual capacity display device is shown meets Formulas I:
Residual capacity show value=residual capacity measured value -1%* (0- battery pack temperature) (Formulas I)；
The operation method of the battery pack includes:
1) temperature for, detecting each battery in battery pack, when the temperature for detecting single battery is higher than the electricity in battery pack
Pond average value 115% when, the single battery is isolated into battery pack；
2) activation program, is implemented to the single battery, the temperature of battery to be activated is adjusted to 45 DEG C；
A), by battery discharge to be activated to electric discharge by voltage 2.7V；
B), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.2C, and the burst length is
8s, the negative pulse current electric current are 0.2C, burst length 8s, are spaced 4s between positive negative impulse current, the activation when
Between be 2h；
C), by the battery with 3C charging 10min, then with 0.1C charging 1h, alternating charges to charging by voltage
4.2V；
D), activated using positive/negative ALT pulse electric current, the positive pulse circuit current is 0.2C, and the burst length is
8s, the negative pulse current electric current are 0.2C, burst length 8s, are spaced 4s between positive negative impulse current, the activation when
Between be 2h；
3), by battery with the current discharge of 3C to by voltage 2.7V, detect the temperature of battery, the battery temperature that will test
Compared with predetermined value, if being higher than predetermined value, judgement is not suitable for working on, and otherwise judges that it is suitble to work on；It is described predetermined
Value is the 115% of the temperature value that normal battery is discharged to 2.7V with the electric current of 3C from 4.2V；
If 4), be suitble to work on, battery pack is taken back；If being not suitable for working on, replacement signal is issued, replacement should
Battery.
Comparative example 1
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Group is arranged residual capacity detection device in the battery pack and residual capacity display device, residual capacity show value is equal to
Residual capacity measured value detects the voltage of each battery in battery pack, when the voltage for detecting single battery is lower than in battery pack
Battery average value 70% when, issue replacement signal, replace the battery.
Comparative example 2
80 batteries after selection combo, 20 batteries are connected into one group, and 4 groups of battery parallel connections obtain base station lithium ion battery
Group is arranged residual capacity detection device in the battery pack and residual capacity display device, residual capacity show value is equal to
Residual capacity measured value detects the temperature of each battery in battery pack, when the temperature for detecting single battery is higher than in battery pack
Battery average value 130% when, issue replacement signal, replace the battery.
Test and result
By embodiment 1-5, the battery pack of comparative example 1-2 is run at being -20 DEG C in environment temperature, operating current 0.5C,
As a result as follows, the unexpected pass in the case where the battery pack of display still has capacity is avoided using the battery pack of operation method of the present invention
Machine, and considerably reduce replacement battery number, improve the service life of single battery, reduce maintenance battery pack at
This.
Table 1
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it would be recognized that above-mentioned
Description be not considered as limitation of the present invention.
Claims (6)
1. a kind of base station Li-ion batteries piles, including temperature-detecting device, residual capacity detection device, and remaining appearance
Quantity display apparatus, when the battery pack temperature is lower than predetermined value, the residual capacity that residual capacity display device is shown meets formula
I:
Residual capacity show value=residual capacity measured value-k* (predetermined value-battery pack temperature) (Formulas I),
The k is temperature adjustment coefficient.
2. battery pack as described in claim 1, wherein the residual capacity show value and the measured value of residual capacity use
Percentage indicates.
3. battery pack as claimed in claim 2, wherein institute's predetermined value and the unit of the battery pack temperature are DEG C.
4. battery pack as claimed in claim 3, the value range of the k is 0.01%-1%.
5. battery pack as described in claim 1, the predetermined value is 0-10.
6. a kind of operation method of base station Li-ion batteries piles, wherein the Li-ion batteries piles are that claim 1-5 is any
Battery pack described in.
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| CN201710515729.6A CN109216814A (en) | 2017-06-29 | 2017-06-29 | A kind of base station Li-ion batteries piles and its operation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115483727A (en) * | 2021-05-31 | 2022-12-16 | 纬创资通股份有限公司 | Power supply control method and related portable electronic device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1166711A (en) * | 1996-03-08 | 1997-12-03 | 索尼公司 | Electronic device with function of displaying remaining battery level and method for displaying remaining battery level |
| TW367630B (en) * | 1997-04-30 | 1999-08-21 | Samsung Electronics Co Ltd | Battery monitoring system for precise residual electric capacity |
| CN1228540A (en) * | 1997-12-26 | 1999-09-15 | 三星电子株式会社 | Device and method for accurately measuring battery remaining capacity |
| CN1266991A (en) * | 1999-03-05 | 2000-09-20 | 索尼公司 | Battery package, method for counting of charging/discharging and providing with residual electricity quantity of battery package |
| CN1616981A (en) * | 2003-11-14 | 2005-05-18 | 索尼公司 | Battery pack and remaining battery power calculation method |
| CN101303397A (en) * | 2008-06-25 | 2008-11-12 | 河北工业大学 | Method and device for calculating remaining electric energy of lithium-ion battery pack |
| CN101975927A (en) * | 2010-08-27 | 2011-02-16 | 华南师范大学 | Method and system for estimating remaining available capacity of lithium ion power battery pack |
| CN102198798A (en) * | 2010-03-25 | 2011-09-28 | 三洋电机株式会社 | System control device for mobile body and mobile body equipped with system control device |
| CN103135058A (en) * | 2011-11-29 | 2013-06-05 | 联想(北京)有限公司 | Method and electronic device for displaying battery remaining electricity quantity |
| CN104065117A (en) * | 2014-05-30 | 2014-09-24 | 浙江大学 | Method for realizing equalizing charge for serial lithium ion battery pack |
| CN105988086A (en) * | 2015-03-19 | 2016-10-05 | 精工半导体有限公司 | Battery remaining power predicting device and battery pack |
| CN106777786A (en) * | 2017-01-12 | 2017-05-31 | 常州工学院 | A kind of lithium ion battery SOC estimation method |
-
2017
- 2017-06-29 CN CN201710515729.6A patent/CN109216814A/en not_active Withdrawn
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1166711A (en) * | 1996-03-08 | 1997-12-03 | 索尼公司 | Electronic device with function of displaying remaining battery level and method for displaying remaining battery level |
| TW367630B (en) * | 1997-04-30 | 1999-08-21 | Samsung Electronics Co Ltd | Battery monitoring system for precise residual electric capacity |
| CN1228540A (en) * | 1997-12-26 | 1999-09-15 | 三星电子株式会社 | Device and method for accurately measuring battery remaining capacity |
| CN1266991A (en) * | 1999-03-05 | 2000-09-20 | 索尼公司 | Battery package, method for counting of charging/discharging and providing with residual electricity quantity of battery package |
| CN1616981A (en) * | 2003-11-14 | 2005-05-18 | 索尼公司 | Battery pack and remaining battery power calculation method |
| CN101303397A (en) * | 2008-06-25 | 2008-11-12 | 河北工业大学 | Method and device for calculating remaining electric energy of lithium-ion battery pack |
| CN102198798A (en) * | 2010-03-25 | 2011-09-28 | 三洋电机株式会社 | System control device for mobile body and mobile body equipped with system control device |
| CN101975927A (en) * | 2010-08-27 | 2011-02-16 | 华南师范大学 | Method and system for estimating remaining available capacity of lithium ion power battery pack |
| CN103135058A (en) * | 2011-11-29 | 2013-06-05 | 联想(北京)有限公司 | Method and electronic device for displaying battery remaining electricity quantity |
| CN104065117A (en) * | 2014-05-30 | 2014-09-24 | 浙江大学 | Method for realizing equalizing charge for serial lithium ion battery pack |
| CN105988086A (en) * | 2015-03-19 | 2016-10-05 | 精工半导体有限公司 | Battery remaining power predicting device and battery pack |
| CN106777786A (en) * | 2017-01-12 | 2017-05-31 | 常州工学院 | A kind of lithium ion battery SOC estimation method |
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| CN115483727A (en) * | 2021-05-31 | 2022-12-16 | 纬创资通股份有限公司 | Power supply control method and related portable electronic device |
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