CN106291382A - A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing - Google Patents
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing Download PDFInfo
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- CN106291382A CN106291382A CN201610717429.1A CN201610717429A CN106291382A CN 106291382 A CN106291382 A CN 106291382A CN 201610717429 A CN201610717429 A CN 201610717429A CN 106291382 A CN106291382 A CN 106291382A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
- G01R31/379—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator for lead-acid batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/13—Maintaining the SoC within a determined range
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/16—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing, comprise the steps: constant-current discharge；High magnification constant-current charge；Stand；High magnification constant-current discharge；High magnification current charge-discharge circulates.Above five steps need strictly to be monitored lead-acid accumulator surface temperature.The present invention has effectively to reduce and reaches liberation of hydrogen because accumulator charging voltage is higher and cross a position and produce gas, can accelerate the feature of the discharge and recharge time of battery simultaneously.
Description
Technical field
The present invention relates to battery technology field, especially relate to a kind of electric road vehicle lead-acid accumulator and quickly fill
Discharge test method.
Background technology
Analysing valve control type lead-acid accumulator battery is applied on New-energy electric vehicle as power source, mainly includes oil electricity hybrid vehicle
With increasing journey electric motor car etc., as a kind of energy output side, analysing valve control type lead-acid accumulator battery is typically synthesized electric power storage by multiple accumulator batteries
Pond group is used together, in actual applications owing to using time that the charge and discharge mode in production process spent considerably beyond lithium
The discharge and recharge time of battery, causing lead battery short slab on new-energy automobile, this is unfavorable for that lead battery is at new forms of energy
Popularization and application on automobile.
Lead battery is in charge and discharge process, owing to gassing makes electrolyte gradually decrease, and oxygen in the case of big electric current
Recombination current strengthens and causes positive electrode material precipitation to be deposited to negative pole, reduces the overpotential of liberation of hydrogen, accelerates the precipitation of gas.
Summary of the invention
The goal of the invention of the present invention is of the prior art owing to using the charge and discharge mode in production process in order to overcome
The time spent, accumulator charging voltage was higher and reaches liberation of hydrogen and crosses a position and produce considerably beyond the discharge and recharge time of lithium battery
The deficiency of angry body, it is provided that charge/discharge capacity is limited within the specific limits by one, controls the voltage of charge and discharge process one
The relatively low voltage range of individual ratio, can effectively reduce and reach liberation of hydrogen because accumulator charging voltage is higher and cross a position and produce gas
Body, can accelerate the discharge and recharge time of battery simultaneously, for providing the electronic of strong support in applying at actual fast charging and discharging
Road vehicle lead-acid accumulator fast charging and discharging method of testing.
To achieve these goals, the present invention is by the following technical solutions:
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing, comprises the steps:
Comprise the steps:
(1-1) constant-current discharge:
Constant current discharges by lead-acid accumulator/lead-acid batteries I3 or I4 corresponding current, be discharged to lead-acid accumulator/
The 25 of lead-acid batteries rated capacity～40% or the 30 of actual capacity～45%, lead-acid accumulator/lead-acid batteries electricity
Pressure gradually reduces to 2v/ monomer and following, discharge time >=1.8 hour；
(1-2) high magnification constant-current charge:
High magnification constant-current phase is charged by lead-acid accumulator/lead-acid batteries 0.6C3～1.2C3 corresponding current, charging
Voltage is stepped up to 2.15V/ monomer～2.35V/ monomer, total charging time≤1 hour；
(1-3) stand:
Time of repose is 0～0.5 hour；When lead-acid accumulator surface temperature is more than 50 DEG C, it is little that time of repose extends to 1～1.5
Time；
(1-4) high magnification constant-current discharge:
Discharging by charging current (0.6C3～1.2C3) corresponding in step (1-2), discharge voltage gradually reduces to 2V/
Monomer, total discharge time≤1 hour, blanking voltage >=10.5v；
(1-5) high magnification current charge-discharge circulation:
Lead-acid accumulator/lead-acid batteries electric discharge uses step (1-2) to carry out to the charge and discharge mode of step (1-4) after terminating
Loop test, until cycle life of lead-acid accumulator termination.
As preferably, the lead-acid accumulator/lead-acid batteries of fully charged state is by lead-acid accumulator/lead-acid accumulator
It is 2.40～2.45V/ monomers that group 0.4I3～0.6I3 corresponding current is charged to 2.50v/ monomer controlling charging voltage, directly
Being down to 0.04 I3～0.06 I3 to charging current.
As preferably, lead-acid accumulator/lead-acid batteries charge-discharge region be 25～85% battery capacity interval.
As preferably, in lead-acid accumulator/lead-acid batteries charging process lead-acid accumulator ceiling voltage not over
2.45v/ monomer.
As preferably, the charging current of described step (1-2) keeps consistent with the discharge current of step (1-4), current value
Scope is 0.6C3～1.2C3.
As preferably, the charging interval of described step (1-2) keeps consistent with the discharge time of step (1-4), time value
≤ 1 hour.
As preferably, lead during lead-acid accumulator/lead-acid batteries high magnification current discharge in loop test
Acid accumulator voltage is less than 1.75V, lead-acid accumulator need to be stopped test；High magnification constant-current charge is used to fill lead-acid accumulator
Electricity, to 2.45V/ monomer, limits voltage and rises, and lead acid battery charge electric current reduces, until lead acid battery charge electric current is down to
When being 0.04 I3～0.06 I3, complete charge process；
Step (1-2) is used to arrive the charge and discharge process of step (1-4) lead-acid accumulator/lead-acid batteries, if plumbic acid stores
Also there is the situation less than 1.75V/ monomer in cell voltage, is considered as lead-acid accumulator test end-of-life.
As preferably, the electricity of described high magnification constant-current charge must not exceed the 60% of capacity of lead acid battery.
As preferably, described step (1-1) to step (1-5) needs strictly to be monitored lead-acid accumulator surface temperature,
When lead-acid accumulator surface temperature is more than 50 DEG C, lead-acid accumulator time of repose extends；When lead-acid accumulator surface temperature surpasses
After crossing 60 DEG C, need to carry out lead-acid accumulator stopping test, after placing 24 hours, just can be circulated test.
Compared with prior art, the useful implementation result of the present invention includes the following: the present invention
1, the present invention by charge/discharge capacity limit within the specific limits, control charge and discharge process voltage at one than relatively low electricity
Pressure scope, can effectively reduce and reach liberation of hydrogen because accumulator charging voltage is higher and cross a position and produce gas.
2, the high magnification fast charging and discharging pattern that the present invention uses, is greatly reduced the time needed for discharge and recharge.
3, the scheme after the present invention improves can also judge whether accumulator exists fault.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention will be further described.
Embodiment be combine 6-EVF-100(4 only/group, 24 monomer lead acid storage batteries) actual fast charging and discharging process,
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing of the present invention is illustrated, including as follows
Step:
Step 100: constant-current discharge:
Carrying out discharging 3 hours by 25A corresponding current by the lead-acid batteries of fully charged state, the electricity of releasing is lead acid storage battery
The 75% of tankage, during electric discharge cut-off, the voltage of lead-acid batteries is less than 48V；
Step 200: high magnification constant-current charge:
Lead-acid batteries after step 100 electric discharge being terminated uses 60A corresponding current to be charged 1 hour, lead-acid accumulator
The charge voltage range of group is between 51.6v～56.4v；
Step 300: stand:
Time of repose is 0.5 hour；If lead-acid accumulator surface temperature is more than 50 DEG C, time of repose extends to 1 hour；
Step 400: high magnification constant-current discharge:
The lead-acid batteries terminated of step 200 being charged uses with the 60A that charging current is identical carries out discharging 1 hour, plumbic acid
Accumulator battery voltage is progressively down to 48v and following, and lead-acid batteries voltage is always above 42v；
Step 500: high magnification current charge-discharge circulates:
Lead-acid batteries electric discharge uses step 200 to be circulated test to the charge and discharge mode of step 400 after terminating, and i.e. uses
60A electric current constant current charge and discharge 2 hours, until cycle life of lead-acid accumulator termination.
In above charging process, lead acid storage battery during lead-acid batteries high magnification current discharge in loop test
Pond group voltage is less than 42V, lead-acid accumulator need to be stopped test；High magnification constant-current charge is used to charge to lead-acid accumulator
58.8v, limit voltage rise, lead acid battery charge electric current reduce, until charging lead-acid accumulator electric current be reduced to 1.35A and
Time following, complete charge process；
Step 100 is used to arrive the charge and discharge process of step 400, if lead acid storage battery cell voltage also occurs little lead-acid batteries
In the situation of 42V, it is considered as lead-acid accumulator test end-of-life；
Above five steps need strictly to be monitored lead-acid accumulator surface temperature, when lead-acid accumulator surface temperature is more than 50
DEG C time, lead-acid accumulator time of repose extends to 1 hour；After lead-acid accumulator surface temperature is more than 60 DEG C, plumbic acid need to be stored
Battery carries out stopping test, just can be circulated test after placing 24 hours.
Therefore, there is advantages that can effectively reduce reach because accumulator charging voltage is higher analysis
Hydrogen is crossed a position and is produced gas, can accelerate the discharge and recharge time of battery simultaneously, for providing strong in applying at actual fast charging and discharging
Strong support.
Should be understood that the present embodiment is merely to illustrate the present invention rather than limits the scope of the present invention.In addition, it is to be understood that
After having read the content that the present invention lectures, the present invention can be made various changes or modifications by those skilled in the art, these etc.
Valency form falls within the application appended claims limited range equally.
Claims (9)
1. an electric road vehicle lead-acid accumulator fast charging and discharging method of testing, is characterized in that, comprise the steps:
(1-1) constant-current discharge:
Constant current discharges by lead-acid accumulator/lead-acid batteries I3 or I4 corresponding current, be discharged to lead-acid accumulator/
The 25 of lead-acid batteries rated capacity～40% or the 30 of actual capacity～45%, lead-acid accumulator/lead-acid batteries electricity
Pressure gradually reduces to 2v/ monomer and following, discharge time >=1.8 hour；
(1-2) high magnification constant-current charge:
High magnification constant-current phase is charged by lead-acid accumulator/lead-acid batteries 0.6C3～1.2C3 corresponding current, charging
Voltage is stepped up to 2.15V/ monomer～2.35V/ monomer, total charging time≤1 hour；
(1-3) stand:
Time of repose is 0～0.5 hour；When lead-acid accumulator surface temperature is more than 50 DEG C, it is little that time of repose extends to 1～1.5
Time；
(1-4) high magnification constant-current discharge:
Discharging by charging current (0.6C3～1.2C3) corresponding in step (1-2), discharge voltage gradually reduces to 2V/
Monomer, total discharge time≤1 hour, blanking voltage >=10.5v；
(1-5) high magnification current charge-discharge circulation:
Lead-acid accumulator/lead-acid batteries electric discharge uses step (1-2) to carry out to the charge and discharge mode of step (1-4) after terminating
Loop test, until cycle life of lead-acid accumulator termination.
2. a kind of electric road vehicle lead-acid accumulator fast charging and discharging test side being applicable to described in claim 1
Method, is characterized in that, the lead-acid accumulator/lead-acid batteries of fully charged state is by lead-acid accumulator/lead-acid batteries
It is 2.40～2.45V/ monomers that 0.4I3～0.6I3 corresponding current is charged to 2.50v/ monomer controlling charging voltage, until
Till charging current is down to 0.04 I3～0.06 I3.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1 and 2, its
Feature is, lead-acid accumulator/lead-acid batteries charge-discharge region be 25～85% battery capacity interval.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1 and 2, its
Feature is, in lead-acid accumulator/lead-acid batteries charging process, lead-acid accumulator ceiling voltage is not over 2.45v/ monomer.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1, it is special
Levying and be, the charging current of described step (1-2) and the discharge current of step (1-4) keep consistent, current value range be 0.6C3～
1.2C3。
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1, it is special
Levying and be, the charging interval of described step (1-2) keeps consistent with the discharge time of step (1-4), time value≤1 hour.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1, it is special
Levy and be,
During lead-acid accumulator/lead-acid batteries high magnification current discharge in loop test, lead acid storage battery cell voltage is little
In 1.75V, lead-acid accumulator need to be stopped test；High magnification constant-current charge is used to charge to 2.45V/ lead-acid accumulator mono-
Body, limit voltage rise, lead acid battery charge electric current reduce, until lead acid battery charge electric current be reduced to 0.04 I3～
During 0.06 I3, complete charge process；
Step (1-2) is used to arrive the charge and discharge process of step (1-4) lead-acid accumulator/lead-acid batteries, if plumbic acid stores
Also there is the situation less than 1.75V/ monomer in cell voltage, is considered as lead-acid accumulator test end-of-life.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1 and 2, its
Feature is, the electricity of described high magnification constant-current charge must not exceed the 60% of capacity of lead acid battery.
A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing the most according to claim 1 and 2, its
Feature is, described step (1-1) to step (1-5) needs strictly to be monitored lead-acid accumulator surface temperature, works as lead acid storage battery
When pool surface temperature is more than 50 DEG C, lead-acid accumulator time of repose extends；After lead-acid accumulator surface temperature is more than 60 DEG C, need
Carry out lead-acid accumulator stopping test, after placing 24 hours, just can be circulated test.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610717429.1A CN106291382A (en) | 2016-08-25 | 2016-08-25 | A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing |
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| CN201610717429.1A CN106291382A (en) | 2016-08-25 | 2016-08-25 | A kind of electric road vehicle lead-acid accumulator fast charging and discharging method of testing |
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Cited By (5)
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| CN108387847A (en) * | 2018-02-28 | 2018-08-10 | 长沙优力电驱动系统有限公司 | Rechargeable battery charge-discharge test method, computer equipment and storage medium |
| CN108445413A (en) * | 2018-04-17 | 2018-08-24 | 中国电力科学研究院有限公司 | Lead-acid accumulator open failure pilot system and pre-judging method |
| CN110673667A (en) * | 2018-07-03 | 2020-01-10 | 郑州宇通客车股份有限公司 | Intelligent temperature control method and device for vehicle charging connecting device |
| CN112881922A (en) * | 2020-12-30 | 2021-06-01 | 天津国安盟固利新材料科技股份有限公司 | Button lithium battery and method for detecting assembling quality of button lithium battery |
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Cited By (7)
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|---|---|---|---|---|
| CN107703454A (en) * | 2017-08-24 | 2018-02-16 | 超威电源有限公司 | A kind of power lead acid battery fast charging and discharging method of testing |
| CN108387847A (en) * | 2018-02-28 | 2018-08-10 | 长沙优力电驱动系统有限公司 | Rechargeable battery charge-discharge test method, computer equipment and storage medium |
| CN108387847B (en) * | 2018-02-28 | 2020-05-29 | 长沙优力电驱动系统有限公司 | Charging and discharging test method for rechargeable battery, computer equipment and storage medium |
| CN108445413A (en) * | 2018-04-17 | 2018-08-24 | 中国电力科学研究院有限公司 | Lead-acid accumulator open failure pilot system and pre-judging method |
| CN110673667A (en) * | 2018-07-03 | 2020-01-10 | 郑州宇通客车股份有限公司 | Intelligent temperature control method and device for vehicle charging connecting device |
| CN110673667B (en) * | 2018-07-03 | 2021-12-21 | 郑州宇通客车股份有限公司 | Intelligent temperature control method and device for vehicle charging connecting device |
| CN112881922A (en) * | 2020-12-30 | 2021-06-01 | 天津国安盟固利新材料科技股份有限公司 | Button lithium battery and method for detecting assembling quality of button lithium battery |
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Application publication date: 20170104 |