CN108636834A - A kind of pair can the echelon method for separating and system of the retired power battery that utilize - Google Patents
A kind of pair can the echelon method for separating and system of the retired power battery that utilize Download PDFInfo
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- CN108636834A CN108636834A CN201810264829.0A CN201810264829A CN108636834A CN 108636834 A CN108636834 A CN 108636834A CN 201810264829 A CN201810264829 A CN 201810264829A CN 108636834 A CN108636834 A CN 108636834A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of pair can the echelon method for separating and system of the retired power battery that utilize, the method includes：Battery to be sorted is placed under preset environmental condition；Measure the open-circuit voltage of battery to be sorted；Sorting battery is treated with preset charge-discharge magnification N and charges to full electric state, is measured battery to be sorted and is determined frequency internal resistance under predeterminated frequency；Sorting battery, which is treated, with preset charge-discharge magnification N carries out M charge and discharge, it is described that full electric state is in after sorting battery completes M charge and discharge；By full electric state after sorting battery places preset time X, this charge and discharge of M are carried out with charge-discharge magnification N to the battery to be sorted again, calculate the capacity retention ratio and capacity restoration rate of battery to be sorted；According to the open-circuit voltage of the battery to be sorted of acquisition, determine frequency internal resistance, capacity retention ratio and capacity restoration rate and whether meet preset standard to confirm whether battery to be sorted can carry out echelon utilization.
Description
Technical field
The present invention relates to power battery echelons to utilize field, more particularly, to a kind of pair can echelon utilize it is retired dynamic
The method for separating and system of power battery.
Background technology
Power battery on electric vehicle when just beginning to use, the better performances of battery, and the consistency between battery
Relatively good, with the increase of usage time, the performance of power battery constantly fails, and the direct performance difference of battery is more increasingly
Greatly.It is retired from electric vehicle to get off when the performance of these batteries cannot meet the application demand of electric vehicle, it can apply
In relatively low to battery performance requirements, using the relatively mild operating mode of operating mode, the secondary use of power battery is realized.
Retired power battery has in application scenarios such as low-speed electronic vehicle, power grid energy storage, stand-by power supplies potentially applies valence
Value, different application scenarios are also different to the performance requirement of battery；And the performance difference between retired batteries of electric automobile becomes larger,
The major parameters such as capacity, the internal resistance of battery also become more discrete, and the retired power battery of a portion is no longer desirable for conduct
Echelon using battery continued with；If do not sorted, not applicable battery is used as echelon using battery
There may be security risk；And such as given up the battery utilized suitable for echelon, also result in a degree of wasting of resources.
Invention content
In order to solve not to be that retired power battery all can be used as echelon and be asked using what battery used existing for background technology
Topic, the present invention provides a kind of pair can the echelon method for separating and system of the retired power battery that utilize, the method and system
Battery by treating sorting is tested, and obtains the series of characteristics parameter of battery to be sorted, and join according to the characteristic of acquisition
Number confirms the separation results of retired power battery with the comparison of preset standard, and described a kind of pair can the retired power electric that utilizes of echelon
The method for separating in pond includes：
Battery to be sorted is placed under preset environmental condition；
Measure the open-circuit voltage of battery to be sorted；
Sorting battery is treated with preset charge-discharge magnification N and charges to full electric state, measures battery to be sorted in predeterminated frequency
Under determine frequency internal resistance；
Sorting battery is treated with preset charge-discharge magnification N and carries out M charge and discharge, and records last time discharge capacity
C0；It is described that full electric state is in after sorting battery completes M charge and discharge；The battery to be sorted of full electric state is placed into preset time X
Afterwards, this charge and discharge of M are carried out with charge-discharge magnification N to the battery to be sorted again, and record first time discharge capacity C1 and
The M times discharge capacity CM；Calculate the capacity retention ratio and capacity restoration rate of battery to be sorted；
According to the open-circuit voltage of the battery to be sorted of acquisition, whether determine frequency internal resistance, capacity retention ratio and capacity restoration rate
Meet preset standard and confirms whether battery to be sorted can carry out echelon utilization；
Further, the calculation formula of the capacity retention ratio is C1/C0*100%；The calculating of the capacity restoration rate is public
Formula is CM/C0*100%；
Further, the preset environmental condition includes environment temperature, ambient humidity and environmental magnetic field；
Further, in the range of 20~30 ° of environment temperature, the preset standard of the open-circuit voltage includes：For phosphorus
Sour iron lithium/graphite system battery open circuit voltage is between 2.4V~3.7V；For ternary material/graphite system battery open circuit voltage
Between 2.8V~4.3V；
Further, the preset standard for determining frequency internal resistance is in the range of 20~30 ° of environment temperature, charge and discharge times
In the case that rate N takes 0.3C, the resistance value that frequency internal resistance is determined under predeterminated frequency 1000Hz need to be specified less than the battery to be sorted initial
3 times of internal resistance；
Further, in the range of 20~30 ° of environment temperature, charge-discharge magnification N takes 0.3C, charge and discharge number M to take 3
In the case of；The preset standard of the capacity retention ratio is higher than 90%；The preset standard of the capacity restoration rate is higher than 95%；
Further, the open-circuit voltage, any one of determine frequency internal resistance, capacity retention ratio and capacity restoration rate and be not inconsistent
Preset standard is closed, that is, confirms that the battery to be sorted is not available for echelon utilization.
Described a kind of pair can the separation system of retired power battery that utilizes of echelon include：
Environmental monitoring unit, the environmental monitoring unit is for monitoring whether sorting test environment meets expected standard；
Open-circuit voltage measuring unit, the open-circuit voltage measuring unit are used to measure the open-circuit voltage of battery to be sorted；
Determine frequency internal resistance measurement unit, it is described to determine frequency internal resistance measurement unit for battery to be sorted with preset charge and discharge times
Rate N is treated after sorting battery charges to full electric state, determines frequency internal resistance under predeterminated frequency；
Apparatus for battery capacity measurement unit, the apparatus for battery capacity measurement unit for calculate the capacity retention ratio of battery to be sorted with
And capacity restoration rate；The apparatus for battery capacity measurement unit is used to treat sorting battery with preset charge-discharge magnification N and fill for M times
Electric discharge, and record last time discharge capacity C0；It is described that full electric state is in after sorting battery completes M charge and discharge；It will full electricity
State after sorting battery places preset time X, the apparatus for battery capacity measurement unit is again to the battery to be sorted with charge and discharge
Electric multiplying power N carries out this charge and discharge of M, and records first time discharge capacity C1 and the M times discharge capacity CM；The battery capacity is surveyed
Amount unit calculates the capacity retention ratio and capacity restoration rate of battery to be sorted according to C0, C1 and CM；
Judging unit is sorted, the sorting judging unit is used for the open-circuit voltage of the battery to be sorted according to acquisition, fixed frequency
Whether internal resistance, capacity retention ratio and capacity restoration rate, which meet preset standard, confirms whether battery to be sorted can carry out echelon profit
With；
Further, the formula that the apparatus for battery capacity measurement unit calculates the capacity retention ratio is C1/C0*100%；Meter
The formula for calculating the capacity restoration rate is CM/C0*100%；
Further, the open-circuit voltage, any one of determine frequency internal resistance, capacity retention ratio and capacity restoration rate and be not inconsistent
Preset standard is closed, the sorting judging unit confirms that the battery to be sorted is not available for echelon utilization.
Beneficial effects of the present invention are：Technical scheme of the present invention, giving a kind of pair can the retired power that utilizes of echelon
The method for separating and system of battery, the open-circuit voltage of the retired power battery by treating sorting determine frequency internal resistance, capacity retention ratio
And capacity restoration rate measures, and in conjunction with the preset standard by battery variety and usage scenario determination, waits for described in judgement point
Select whether retired power battery can carry out echelon utilization；The method and system establish the testing standard of a set of sorting, real
Showed the quick sorting to retired power battery, improve safety that retired power battery is applied under stand-by power supply scene and
Economy.
Description of the drawings
By reference to the following drawings, exemplary embodiments of the present invention can be more fully understood by：
Fig. 1 be a kind of pair of the specific embodiment of the invention can the stream of the method for separating of retired power battery that utilizes of echelon
Cheng Tu；
Fig. 2 be a kind of pair of the specific embodiment of the invention can the knot of the separation system of retired power battery that utilizes of echelon
Composition.
Specific implementation mode
Exemplary embodiments of the present invention are introduced referring now to the drawings, however, the present invention can use many different shapes
Formula is implemented, and is not limited to the embodiment described herein, and to provide these embodiments be to disclose at large and fully
The present invention, and fully convey the scope of the present invention to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements use identical attached
Icon is remembered.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has person of ordinary skill in the field
It is common to understand meaning.Further it will be understood that with the term that usually used dictionary limits, should be understood as and its
The context of related field has consistent meaning, and is not construed as Utopian or too formal meaning.
Fig. 1 be a kind of pair of the specific embodiment of the invention can the stream of the method for separating of retired power battery that utilizes of echelon
Cheng Tu；The method is tested by treating the battery of sorting, obtains the series of characteristics parameter of battery to be sorted, and according to
The characterisitic parameter of acquisition and the comparison of preset standard confirm the separation results of retired power battery, and described a kind of pair can echelon utilization
The method for separating of retired power battery include：
Step 101, battery to be sorted is placed under preset environmental condition；
Further, the preset environmental condition includes environment temperature, ambient humidity and environmental magnetic field；It is treating point
When selecting the measurement of battery, temperature, the humidity of environment may be to including determining the parameters such as frequency internal resistance to impact, and environment is in high magnetic
When in, the accuracy measured can be also influenced；Therefore before carrying out sorting test, first unified environment condition is needed, sorting battery is put
It sets under preset environmental condition, to ensure that no extraneous factor influences the accuracy measured；
Step 102, the open-circuit voltage of battery to be sorted is measured；
When measuring the open-circuit voltage, the method for repeatedly measuring and taking mean value is taken, to reduce environment and man's activity band
The error come；
Step 103, sorting battery is treated with preset charge-discharge magnification N and charges to full electric state, measured battery to be sorted and exist
Determine frequency internal resistance under predeterminated frequency；
Step 104, sorting battery is treated with preset charge-discharge magnification N and carries out M charge and discharge, and recorded last time and put
Capacitance C0；It is described that full electric state is in after sorting battery completes M charge and discharge；The battery to be sorted of full electric state is placed default
After time X, this charge and discharge of M are carried out with charge-discharge magnification N to the battery to be sorted again, and record first time discharge capacity C1
And the M times discharge capacity CM；Calculate the capacity retention ratio and capacity restoration rate of battery to be sorted；
Further, the calculation formula of the capacity retention ratio is C1/C0*100%；The calculating of the capacity restoration rate is public
Formula is CM/C0*100%；
For the consistency for ensureing to same battery measurement performance to be sorted, charge-discharge magnification N used herein and step 103
Middle measurement is determined the charge-discharge magnification N that frequency internal resistance uses and is consistent；
Step 105, according to the open-circuit voltage of the battery to be sorted of acquisition, to determine frequency internal resistance, capacity retention ratio and capacity extensive
Whether multiple rate, which meets preset standard, confirms whether battery to be sorted can carry out echelon utilization；
When the preset standard is arranged, for different battery systems, the characterisitic parameter standard of battery to be sorted also is deposited
In difference；
Further, in the range of 20~30 ° of environment temperature, the preset standard of the open-circuit voltage includes：For phosphorus
Sour iron lithium/graphite system battery open circuit voltage is between 2.4V~3.7V；For ternary material/graphite system battery open circuit voltage
Between 2.8V~4.3V；
Further, the preset standard for determining frequency internal resistance is in the range of 20~30 ° of environment temperature, charge and discharge times
In the case that rate N takes 0.3C, the resistance value that frequency internal resistance is determined under predeterminated frequency 1000Hz need to be specified less than the battery to be sorted initial
3 times of internal resistance；
Further, in the range of 20~30 ° of environment temperature, charge-discharge magnification N takes 0.3C, charge and discharge number M to take 3
In the case of；The preset standard of the capacity retention ratio is higher than 90%；The preset standard of the capacity restoration rate is higher than 95%；
Sorting standard above for the retired power battery of no particular/special requirement can be to individual under different usage scenarios
Characterisitic parameter is finely adjusted, to meet usage scenario；
Further, the open-circuit voltage, any one of determine frequency internal resistance, capacity retention ratio and capacity restoration rate and be not inconsistent
Preset standard is closed, that is, confirms that the battery to be sorted is not available for echelon utilization, no longer needs to carry out remaining test.
Fig. 2 be a kind of pair of the specific embodiment of the invention can the knot of the separation system of retired power battery that utilizes of echelon
Composition, as shown in Fig. 2, the system comprises：
Environmental monitoring unit 201, the environmental monitoring unit 201 is for monitoring whether sorting test environment meets expected mark
It is accurate；
Open-circuit voltage measuring unit 202, the open-circuit voltage measuring unit 202 are used to measure the open circuit electricity of battery to be sorted
Pressure；
Determine frequency internal resistance measurement unit 203, it is described to determine frequency internal resistance measurement unit 203 and filled with preset for battery to be sorted
Discharge-rate N is treated after sorting battery charges to full electric state, determines frequency internal resistance under predeterminated frequency；
Apparatus for battery capacity measurement unit 204, the capacity that the apparatus for battery capacity measurement unit 204 is used to calculate battery to be sorted are protected
Holdup and capacity restoration rate；The apparatus for battery capacity measurement unit 204 is used to treat sorting battery with preset charge-discharge magnification N
M charge and discharge are carried out, and record last time discharge capacity C0；It is described to be in full electricity after sorting battery completes M charge and discharge
State；By full electric state after sorting battery places preset time X, the apparatus for battery capacity measurement unit 204 waits for point to described again
It selects battery to carry out this charge and discharge of M with charge-discharge magnification N, and records first time discharge capacity C1 and the M times discharge capacity CM；Institute
State capacity retention ratio and capacity restoration rate that apparatus for battery capacity measurement unit calculates battery to be sorted according to C0, C1 and CM；
Judging unit 205 is sorted, the sorting judging unit 205 is used for the open circuit electricity according to the battery to be sorted of acquisition
Pressure determines frequency internal resistance, capacity retention ratio and capacity restoration rate and whether meets preset standard to confirm whether battery to be sorted can carry out
Echelon utilizes；
Further, the formula that the apparatus for battery capacity measurement unit 204 calculates the capacity retention ratio is C1/C0*
100%；The formula for calculating the capacity restoration rate is CM/C0*100%；
Further, the open-circuit voltage, any one of determine frequency internal resistance, capacity retention ratio and capacity restoration rate and be not inconsistent
Preset standard is closed, the sorting judging unit confirms that the battery to be sorted is not available for echelon utilization.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the disclosure
Example can be put into practice without these specific details.In some instances, well known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Those skilled in the art, which are appreciated that, to carry out adaptively the module in the equipment in embodiment
Change and they are arranged in the one or more equipment different from the embodiment.It can be the module or list in embodiment
Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it may be used any
Combination is disclosed to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so to appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit requires, abstract and attached drawing) disclosed in each feature can be by providing the alternative features of identical, equivalent or similar purpose come generation
It replaces.Involved in this specification to the step of number be only used for distinguishing each step, and time being not limited between each step
Or the relationship of logic, restriction unless the context clearly, otherwise the relationship between each step includes various possible situations.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments means to be in the disclosure
Within the scope of and form different embodiments.For example, embodiment claimed in detail in the claims is one of arbitrary
It mode can use in any combination.
The all parts embodiment of the disclosure can be with hardware realization, or to run on one or more processors
Software module realize, or realized with combination thereof.The disclosure is also implemented as executing side as described herein
Some or all equipment or system program (for example, computer program and computer program product) of method.It is such
Realize that the program of the disclosure can may be stored on the computer-readable medium, or can be with the shape of one or more signal
Formula.Such signal can be downloaded from internet website and be obtained, and either be provided on carrier signal or with any other shape
Formula provides.
The disclosure is limited it should be noted that above-described embodiment illustrates rather than the disclosure, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.Word "comprising" is not arranged
Except there are element or steps not listed in the claims.Word "a" or "an" before element does not exclude the presence of more
A such element.The disclosure can be by means of including the hardware of several different elements and by means of properly programmed calculating
Machine is realized.If in the unit claim for listing dry systems, several in these systems can be by same
Hardware branch embodies.
The above is only the specific implementation mode of the disclosure, it is noted that for the ordinary skill people of this field
Member for, under the premise of not departing from disclosure spirit, can make several improvements, change and deform, these improve, modification,
It is regarded as falling within the scope of protection of this application with deformation.
Claims (10)
1. a kind of pair can the method for separating of retired power battery that utilizes of echelon, the method includes：
Battery to be sorted is placed under preset environmental condition；
Measure the open-circuit voltage of battery to be sorted；
Sorting battery is treated with preset charge-discharge magnification N and charges to full electric state, measures battery to be sorted under predeterminated frequency
Determine frequency internal resistance；
Sorting battery is treated with preset charge-discharge magnification N and carries out M charge and discharge, and records last time discharge capacity C0；Institute
It states after sorting battery completes M charge and discharge in full electric state；By full electric state after sorting battery places preset time X, then
It is secondary that this charge and discharge of M are carried out with charge-discharge magnification N to the battery to be sorted, and record first time discharge capacity C1 and the M times
Discharge capacity CM；Calculate the capacity retention ratio and capacity restoration rate of battery to be sorted；
According to the open-circuit voltage of the battery to be sorted of acquisition, determine whether frequency internal resistance, capacity retention ratio and capacity restoration rate meet
Preset standard confirms whether battery to be sorted can carry out echelon utilization.
2. according to the method described in claim 1, it is characterized in that：The calculation formula of the capacity retention ratio is C1/C0*
100%；The calculation formula of the capacity restoration rate is CM/C0*100%.
3. according to the method described in claim 1, it is characterized in that：The preset environmental condition includes environment temperature, environment
Humidity and environmental magnetic field.
4. according to the method described in claim 1, it is characterized in that, in the range of 20~30 ° of environment temperature, the open circuit electricity
The preset standard of pressure includes：For LiFePO4/graphite system battery open circuit voltage between 2.4V~3.7V；For ternary material
Material/graphite system battery open circuit voltage is between 2.8V~4.3V.
5. according to the method described in claim 1, it is characterized in that：The preset standard for determining frequency internal resistance is in environment temperature
In the range of 20~30 °, in the case that charge-discharge magnification N takes 0.3C, determine under predeterminated frequency 1000Hz frequency internal resistance resistance value need it is small
In 3 times of the specified initial internal resistance of battery to be sorted.
6. according to the method described in claim 2, it is characterized in that：In the range of 20~30 ° of environment temperature, charge-discharge magnification
N takes 0.3C, charge and discharge number M to take in the case of 3；The preset standard of the capacity retention ratio is higher than 90%；The capacity is extensive
The preset standard of multiple rate is higher than 95%.
7. method according to any one of claims 1 to 6, it is characterised in that：The open-circuit voltage determines frequency internal resistance, capacity
Any one of conservation rate and capacity restoration rate do not meet preset standard, that is, confirm that the battery to be sorted is not available for echelon profit
With.
8. a kind of pair can the separation system of retired power battery that utilizes of echelon, the system comprises：
Environmental monitoring unit, the environmental monitoring unit is for monitoring whether sorting test environment meets expected standard；
Open-circuit voltage measuring unit, the open-circuit voltage measuring unit are used to measure the open-circuit voltage of battery to be sorted；
Determine frequency internal resistance measurement unit, it is described to determine frequency internal resistance measurement unit for battery to be sorted with preset charge-discharge magnification N
It treats after sorting battery charges to full electric state, determines frequency internal resistance under predeterminated frequency；
Apparatus for battery capacity measurement unit, the apparatus for battery capacity measurement unit are used to calculate the capacity retention ratio and appearance of battery to be sorted
Measure recovery rate；The apparatus for battery capacity measurement unit, which is used to treat sorting battery with preset charge-discharge magnification N, carries out M charge and discharge
Electricity, and record last time discharge capacity C0；It is described that full electric state is in after sorting battery completes M charge and discharge；It will full electric state
After sorting battery places preset time X, the apparatus for battery capacity measurement unit is again to the battery to be sorted with charge and discharge
Multiplying power N carries out this charge and discharge of M, and records first time discharge capacity C1 and the M times discharge capacity CM；The apparatus for battery capacity measurement
Unit calculates the capacity retention ratio and capacity restoration rate of battery to be sorted according to C0, C1 and CM；
Sort judging unit, the sorting judging unit be used for the open-circuit voltage according to the battery to be sorted of acquisition, determine frequency internal resistance,
Whether capacity retention ratio and capacity restoration rate, which meet preset standard, confirms whether battery to be sorted can carry out echelon utilization.
9. system according to claim 8, it is characterised in that：The apparatus for battery capacity measurement unit calculates the capacity and keeps
The formula of rate is C1/C0*100%；The formula for calculating the capacity restoration rate is CM/C0*100%.
10. system according to claim 8, it is characterised in that：The open-circuit voltage, determine frequency internal resistance, capacity retention ratio with
And any one of capacity restoration rate does not meet preset standard, the sorting judging unit confirms that the battery to be sorted can not be into
Row echelon utilizes.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530275A (en) * | 2018-12-04 | 2019-03-29 | 中国电力科学研究院有限公司 | Retired battery sorting method and system |
| CN109731808A (en) * | 2018-11-30 | 2019-05-10 | 天合光能股份有限公司 | Detection and sorting method for echelon utilization of lithium battery |
| CN109917291A (en) * | 2019-03-18 | 2019-06-21 | 中国电力科学研究院有限公司 | A method of utilizing the operating status of battery energy storage system for restoring echelon |
| CN110927604A (en) * | 2019-12-11 | 2020-03-27 | 内蒙古科技大学 | Method for detecting micro short circuit of battery under limit condition |
| CN111426966A (en) * | 2020-02-29 | 2020-07-17 | 青岛能蜂电气有限公司 | Electric vehicle battery recombination method and device and electronic equipment |
| CN111580005A (en) * | 2020-05-21 | 2020-08-25 | 中国电力科学研究院有限公司 | Rapid sorting method and device for gradient utilization of power batteries |
| CN111790645A (en) * | 2020-06-18 | 2020-10-20 | 杭州意能电力技术有限公司 | Method for sorting power batteries by gradient utilization |
| CN112578302A (en) * | 2020-12-10 | 2021-03-30 | 中国电力科学研究院有限公司 | Echelon utilization power battery recombination method, system, equipment and storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105489962A (en) * | 2015-11-30 | 2016-04-13 | 山东精工电子科技有限公司 | Recycling method for waste power lithium ion batteries |
| CN105738830A (en) * | 2016-04-14 | 2016-07-06 | 中山大学 | Cascade utilization analyzing method for lithium-ion power batteries |
| CN105988085A (en) * | 2015-02-06 | 2016-10-05 | 国家电网公司 | Health state assessment method of retired electric automobile power cell |
| CN105983542A (en) * | 2015-02-13 | 2016-10-05 | 国家电网公司 | Battery classifying method of retired electric cars |
| JP2016181333A (en) * | 2015-03-23 | 2016-10-13 | 株式会社Ｇｓユアサ | Control device of electricity storage element and control method of electricity storage element |
| CN106378317A (en) * | 2016-09-30 | 2017-02-08 | 上海空间电源研究所 | High-voltage high-power lithium ion battery pack monomer screening method and system |
| CN106486690A (en) * | 2016-09-30 | 2017-03-08 | 深圳市瑞恩维思新能源科技有限公司 | Reclaim the method for group matching that electrokinetic cell recycles |
| CN106816661A (en) * | 2015-11-27 | 2017-06-09 | 中国电力科学研究院 | A kind of secondary utilization system of selection of retired lithium-ion-power cell |
| JP2017190979A (en) * | 2016-04-12 | 2017-10-19 | トヨタ自動車株式会社 | Battery degradation estimation device |
| JP2018022650A (en) * | 2016-08-05 | 2018-02-08 | トヨタ自動車株式会社 | Method for controlling secondary battery |
-
2018
- 2018-03-28 CN CN201810264829.0A patent/CN108636834A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105988085A (en) * | 2015-02-06 | 2016-10-05 | 国家电网公司 | Health state assessment method of retired electric automobile power cell |
| CN105983542A (en) * | 2015-02-13 | 2016-10-05 | 国家电网公司 | Battery classifying method of retired electric cars |
| JP2016181333A (en) * | 2015-03-23 | 2016-10-13 | 株式会社Ｇｓユアサ | Control device of electricity storage element and control method of electricity storage element |
| CN106816661A (en) * | 2015-11-27 | 2017-06-09 | 中国电力科学研究院 | A kind of secondary utilization system of selection of retired lithium-ion-power cell |
| CN105489962A (en) * | 2015-11-30 | 2016-04-13 | 山东精工电子科技有限公司 | Recycling method for waste power lithium ion batteries |
| JP2017190979A (en) * | 2016-04-12 | 2017-10-19 | トヨタ自動車株式会社 | Battery degradation estimation device |
| CN105738830A (en) * | 2016-04-14 | 2016-07-06 | 中山大学 | Cascade utilization analyzing method for lithium-ion power batteries |
| JP2018022650A (en) * | 2016-08-05 | 2018-02-08 | トヨタ自動車株式会社 | Method for controlling secondary battery |
| CN106378317A (en) * | 2016-09-30 | 2017-02-08 | 上海空间电源研究所 | High-voltage high-power lithium ion battery pack monomer screening method and system |
| CN106486690A (en) * | 2016-09-30 | 2017-03-08 | 深圳市瑞恩维思新能源科技有限公司 | Reclaim the method for group matching that electrokinetic cell recycles |
Non-Patent Citations (6)
| Title |
|---|
| 东北师范大学，华东师范大学，西北师范大学: "《结构化学》", 30 July 2003 * |
| 呼和浩特铁路局职工教育处: "《铁路通信工 有线通信》", 30 December 2004 * |
| 姜久春: "《电动汽车充电设施运行与维护技术》", 28 February 2016, 北京：北京交通大学出版社 * |
| 杨世彦，刘晓芳，杨威: "《串联储能电源能量变换与均衡技术》", 30 January 2014 * |
| 谭晓军: "《电动汽车动力电池管理***设计》", 30 October 2011 * |
| 马银山: "《电动汽车充电技术及运营知识问答》", 30 August 2011, 北京：中国电力出版社 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109731808A (en) * | 2018-11-30 | 2019-05-10 | 天合光能股份有限公司 | Detection and sorting method for echelon utilization of lithium battery |
| CN109530275A (en) * | 2018-12-04 | 2019-03-29 | 中国电力科学研究院有限公司 | Retired battery sorting method and system |
| CN109917291A (en) * | 2019-03-18 | 2019-06-21 | 中国电力科学研究院有限公司 | A method of utilizing the operating status of battery energy storage system for restoring echelon |
| CN109917291B (en) * | 2019-03-18 | 2022-12-09 | 中国电力科学研究院有限公司 | Method for recovering running state of battery energy storage system by using echelon |
| CN110927604A (en) * | 2019-12-11 | 2020-03-27 | 内蒙古科技大学 | Method for detecting micro short circuit of battery under limit condition |
| CN111426966A (en) * | 2020-02-29 | 2020-07-17 | 青岛能蜂电气有限公司 | Electric vehicle battery recombination method and device and electronic equipment |
| CN111580005A (en) * | 2020-05-21 | 2020-08-25 | 中国电力科学研究院有限公司 | Rapid sorting method and device for gradient utilization of power batteries |
| CN111790645A (en) * | 2020-06-18 | 2020-10-20 | 杭州意能电力技术有限公司 | Method for sorting power batteries by gradient utilization |
| CN112578302A (en) * | 2020-12-10 | 2021-03-30 | 中国电力科学研究院有限公司 | Echelon utilization power battery recombination method, system, equipment and storage medium |
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