CN110380147B - Battery discharging method and system - Google Patents
Battery discharging method and system Download PDFInfo
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- CN110380147B CN110380147B CN201910696348.1A CN201910696348A CN110380147B CN 110380147 B CN110380147 B CN 110380147B CN 201910696348 A CN201910696348 A CN 201910696348A CN 110380147 B CN110380147 B CN 110380147B
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- battery
- voltage value
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
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- 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
- H01M10/448—End of discharge regulating measures
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- 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
Abstract
The invention relates to a battery discharging method and a system, comprising the following steps: the method comprises the following steps: controlling the battery to start discharging according to a preset current value; step two: acquiring a voltage value of the battery according to a preset time interval; step three: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four; step four: controlling the battery to stop discharging, and acquiring the rebound voltage value of the battery after the preset waiting time; step five: judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to the step one, and if so, judging that the battery voltage meets the requirement; after the battery is discharged by adopting the discharging method provided by the invention, the actual voltage value of the battery is very close to the required voltage value, and the test result obtained when the battery is used for testing an electronic product is more accurate.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a battery discharging method and system.
Background
At present, a large number of electronic products powered by batteries exist in the market, and because the voltage of the batteries is reduced along with the increase of the service life, manufacturers can test the operating condition of the electronic products during low-voltage power supply before leaving factories to ensure the quality of the electronic products, and before testing, the batteries are discharged to obtain the batteries with the voltage values as required and then used for testing.
The existing battery discharging method comprises the following steps: the battery is enabled to continuously discharge, when the voltage value of the battery is equal to the required voltage value, the battery is determined to meet the requirement, the battery stops discharging, and in fact, after the battery discharges, the voltage rebounds, so that the battery is discharged by utilizing the existing battery discharging method, the difference between the actual voltage value and the required voltage value is large, and the test result of the electronic product is inaccurate after the battery is used for testing.
Disclosure of Invention
The present invention is directed to a battery discharge method and a battery discharge system, which are directed to overcome the above-mentioned drawbacks of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in one aspect, a battery discharging method is provided, wherein the method comprises the following steps:
the method comprises the following steps: controlling the battery to start discharging according to a preset current value;
step two: acquiring a voltage value of the battery according to a preset time interval;
step three: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four;
step four: controlling the battery to stop discharging, and acquiring the rebound voltage value of the battery after the preset waiting time;
step five: and judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to the step one, and if so, judging that the battery voltage meets the requirement.
The battery discharging method of the invention comprises the following steps: the voltage value is less than or equal to the preset required voltage value.
The battery discharging method of the invention comprises the following steps: the rebound voltage value is less than or equal to the preset required voltage value.
The battery discharging method of the present invention, wherein the method further comprises the steps of: and generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value.
The battery discharging method of the present invention, wherein the preset time interval is 60 seconds.
The battery discharging method of the present invention, wherein the preset waiting time is 60 seconds.
In another aspect, a battery discharging system based on the above battery discharging method is provided, wherein the system includes an industrial computer and a programmable dc electronic load; the industrial computer is in communication connection with the programmable direct current electronic load; the anode of the programmable direct current electronic load is electrically connected with the anode of the battery, and the cathode of the programmable direct current electronic load is electrically connected with the cathode of the battery;
the industrial computer is used for executing the following steps:
the method comprises the following steps: controlling the programmable direct current electronic load to output according to a preset current value to enable the battery to start discharging;
step two: acquiring a voltage value of the battery measured by the programmable direct current electronic load according to a preset time interval;
step three: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four;
step four: controlling the programmable direct current electronic load to stop outputting, stopping discharging the battery, and obtaining the rebound voltage value of the battery measured by the programmable direct current electronic load after a preset waiting time;
step five: and judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to the step one, and if so, judging that the battery voltage meets the requirement.
The battery discharge system of the present invention, wherein the first standard-reaching condition preset in the industrial computer is: the voltage value is less than or equal to the preset required voltage value.
The battery discharge system of the present invention, wherein the second standard-reaching condition preset in the industrial computer is: the rebound voltage value is less than or equal to the preset required voltage value.
The battery discharge system of the present invention, wherein the industrial computer is further configured to perform the following steps: and generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value.
The invention has the beneficial effects that: when the voltage value of the battery meets a first preset standard-reaching condition and the rebound voltage value meets a second preset standard-reaching condition, the battery voltage is judged to meet the requirement, and then the battery can be taken out to test the electronic product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only part of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive efforts according to the accompanying drawings:
FIG. 1 is a flow chart of a battery discharging method according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural diagram of a battery discharge system according to a preferred embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention.
The flow chart of the battery discharging method of the preferred embodiment of the invention is shown in fig. 1, and comprises the following steps:
step S01: controlling the battery to start discharging according to a preset current value;
step S02: acquiring a voltage value of the battery according to a preset time interval;
step S03: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step S02, and if so, continuing to execute the step S04;
step S04: controlling the battery to stop discharging, and acquiring the rebound voltage value of the battery after the preset waiting time;
step S05: judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to execute the step S01, and if so, executing the step S06 to judge that the battery voltage meets the requirement; when the voltage value of the battery meets a first preset standard-reaching condition and the rebound voltage value meets a second preset standard-reaching condition, the battery voltage is judged to meet the requirement, and then the battery can be taken out to test the electronic product.
Preferably, the first standard reaching condition is as follows: the voltage value is less than or equal to the preset required voltage value.
Preferably, the second standard reaching condition is as follows: the rebound voltage value is less than or equal to the preset required voltage value.
Preferably, the method further comprises the steps of: generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value; the discharging condition of the battery can be conveniently and intuitively known.
Preferably, the discharge voltage curve is generated in real time, so that the discharge condition of the battery can be known in real time conveniently.
Preferably, the predetermined time interval is 60 seconds.
Preferably, the preset waiting time is 60 seconds; after discharging for 60 seconds, the voltage of the battery stops rebounding, and the voltage value of the battery is acquired as the rebounding voltage value of the battery, so that the method is more accurate.
Fig. 2 shows a schematic structural diagram of a battery discharge system according to a preferred embodiment of the present invention, which includes an industrial computer 1 and a programmable dc electronic load 2; the industrial computer 1 is in communication connection with the programmable direct current electronic load 2; the anode of the programmable direct current electronic load 2 is electrically connected with the anode of the battery 3, and the cathode is electrically connected with the cathode of the battery 3;
the industrial computer 1 is used for executing the following steps:
the method comprises the following steps: controlling the programmable direct current electronic load 2 to output according to a preset current value, so that the battery 3 starts to discharge;
step two: acquiring a voltage value of the battery 3 measured by the programmable direct current electronic load 2 according to a preset time interval;
step three: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four;
step four: controlling the programmable direct current electronic load 2 to stop outputting, stopping discharging the battery 3, and obtaining the rebound voltage value of the battery 3 measured by the programmable direct current electronic load 2 after a preset waiting time;
step five: judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to the step one, and if so, judging that the battery voltage meets the requirement; the structure is simple.
Preferably, the first standard-reaching condition preset in the industrial computer 1 is: the voltage value is less than or equal to the preset required voltage value.
Preferably, the second standard-reaching condition preset in the industrial computer 1 is: the rebound voltage value is less than or equal to the preset required voltage value.
Preferably, the industrial computer 1 is further configured to perform the following steps: and generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (6)
1. A method of discharging a battery, comprising the steps of:
the method comprises the following steps: controlling the battery to start discharging according to a preset current value;
step two: acquiring a voltage value of the battery according to a preset time interval;
step three: judging whether the voltage value meets a preset first standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four, wherein the first standard-reaching condition is as follows: the voltage value is less than or equal to a preset required voltage value;
step four: controlling the battery to stop discharging, and acquiring the rebound voltage value of the battery after the preset waiting time;
step five: judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to execute the step one, and if so, judging that the battery voltage meets the requirement, wherein the second standard-reaching condition is as follows: the rebound voltage value is less than or equal to the preset required voltage value.
2. The method of discharging a battery of claim 1, further comprising the steps of: and generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value.
3. The battery discharging method according to claim 1, wherein the preset time interval is 60 seconds.
4. The battery discharging method according to claim 1, wherein the preset waiting time is 60 seconds.
5. A battery discharge system based on the battery discharge method of any one of claims 1 to 4, wherein the system comprises an industrial computer and a programmable DC electronic load; the industrial computer is in communication connection with the programmable direct current electronic load; the anode of the programmable direct current electronic load is electrically connected with the anode of the battery, and the cathode of the programmable direct current electronic load is electrically connected with the cathode of the battery;
the industrial computer is used for executing the following steps:
the method comprises the following steps: controlling the programmable direct current electronic load to output according to a preset current value to enable the battery to start discharging;
step two: acquiring a voltage value of the battery measured by the programmable direct current electronic load according to a preset time interval;
step three: judging whether the voltage value meets a first preset standard-reaching condition, if not, returning to execute the step two, and if so, continuing to execute the step four, wherein the first preset standard-reaching condition in the industrial computer is as follows: the voltage value is less than or equal to a preset required voltage value;
step four: controlling the programmable direct current electronic load to stop outputting, stopping discharging the battery, and obtaining the rebound voltage value of the battery measured by the programmable direct current electronic load after a preset waiting time;
step five: judging whether the rebound voltage value meets a preset second standard-reaching condition, if not, returning to execute the step one, and if so, judging that the battery voltage meets the requirement, wherein the preset second standard-reaching condition in the industrial computer is as follows: the rebound voltage value is less than or equal to the preset required voltage value.
6. The battery discharge system of claim 5, wherein the industrial computer is further configured to perform the steps of: and generating a discharge voltage curve of the battery according to the acquired voltage value and the rebound voltage value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696348.1A CN110380147B (en) | 2019-07-30 | 2019-07-30 | Battery discharging method and system |
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| CN201910696348.1A CN110380147B (en) | 2019-07-30 | 2019-07-30 | Battery discharging method and system |
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| CN110380147A CN110380147A (en) | 2019-10-25 |
| CN110380147B true CN110380147B (en) | 2021-04-27 |
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| CN112165144A (en) * | 2020-11-05 | 2021-01-01 | 锦浪科技股份有限公司 | Grid-connected and off-grid power control method and system for hybrid energy storage system |
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| EP1018022A4 (en) * | 1996-10-22 | 2000-12-06 | Abb Power T & D Co | Energy meter with power quality monitoring and diagnostic systems |
| CN103579693B (en) * | 2012-07-24 | 2016-04-20 | 美国能源有限公司 | A kind of storage battery Long-distance Control repair system and restorative procedure thereof |
| CN103579694B (en) * | 2012-07-24 | 2016-01-20 | 刘粤荣 | The system that a kind of storage battery is repaired and restorative procedure thereof |
| CN103901353B (en) * | 2014-04-17 | 2017-04-19 | 广州丰江电池新技术股份有限公司 | Method for judging uniformity of all batteries of lithium ion battery pack and timing voltage measuring instrument |
| CN107976630A (en) * | 2016-10-23 | 2018-05-01 | 重庆邮电大学 | A kind of battery assembly system intelligent measurement platform |
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Address after: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee after: Shenzhen hi tech investment Sanjiang Electronics Co.,Ltd. Address before: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee before: SHENZHEN FANHAI SANJIANG ELECTRONICS Co.,Ltd. |
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