CN113702848B - Battery detection method based on signal dynamic output - Google Patents
Battery detection method based on signal dynamic output Download PDFInfo
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- CN113702848B CN113702848B CN202110959418.5A CN202110959418A CN113702848B CN 113702848 B CN113702848 B CN 113702848B CN 202110959418 A CN202110959418 A CN 202110959418A CN 113702848 B CN113702848 B CN 113702848B
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- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 claims abstract description 61
- 238000007600 charging Methods 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010277 constant-current charging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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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]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a battery detection method based on signal dynamic output, which comprises the steps that firstly, a battery detection system is provided with software for editing a following process step, the software compiles a following process step flow, then the battery detection system acquires a real-time value of a following signal from a battery management system, the battery detection system outputs the real-time value according to the signal type and the following signal to judge, if the battery detection system detects that the following process step meets any one cut-off condition, the following process step is ended, otherwise, the following process step is continuously executed, the following process step is ended, and then the following process step is executed until the process step is ended, and the invention has the beneficial effects that: the problem that the output of the battery detection equipment can be dynamically adjusted according to the characteristics of the battery in different stages is solved, so that the battery achieves higher quality; the cut-off conditions are also diverse, including but not limited to time cut-off, voltage cut-off, cut-off values, allowing customers to dynamically charge and discharge, as well as to set different cut-off conditions according to battery conditions.
Description
[ Field of technology ]
The invention relates to the technical field of battery detection, in particular to a battery detection method based on dynamic signal output.
[ Background Art ]
The traditional battery detection system has the advantages that the output value is set when the process step scheme is edited, the system is relatively static, and meanwhile, the battery detection system controls the battery detection equipment to output. With the continuous development of batteries, a battery management system is required to continuously adjust the output in the whole charge and discharge process according to the characteristics of the batteries, so that the batteries achieve higher quality. This requires the battery detection device to be output in real time by the battery management system to achieve a dynamic charge and discharge.
[ Invention ]
The invention aims to solve the problems of the traditional battery detection system that the output value is set when the process step scheme is edited, the battery detection system is relatively static, and the battery detection system controls the output of the battery detection equipment.
The invention is realized by the following technical scheme:
a battery detection method based on signal dynamic output comprises the following steps:
s1: editing following step software is arranged on the battery detection system;
s2: clicking and editing following process step software according to the step S1, and entering a following process step;
s3: executing a following process step flow after entering the following process step according to the step S2, and standing if the following process step is not provided with an initial value; if the initial value is set following the step, the battery detection system outputs the initial value;
s4: the battery detection system acquires a real-time value of the following signal from the battery management system, and outputs the real-time value of the following signal according to the signal type;
S5: according to the step S4, the battery detection system judges according to the signal type and the output of the following signal real-time value: if the battery detection system detects that the real-time value of the following signal is greater than or equal to the output maximum value set by the following process step, the battery detection system outputs the following signal with the output maximum value; if the battery detection system detects that the real-time value of the following signal is smaller than or equal to the output minimum value set by the following process step, the battery detection system outputs the following signal with the output minimum value; if the battery detection system detects that the following process step meets any one cut-off condition, ending the following process step, otherwise, continuing to execute the following process step;
S6: the execution in step S5 is ended following the process step, and the following flow is executed until the flow is ended.
Further, the edit follow step software includes, but is not limited to, a follow type, a signal type, a follow signal, a set output maximum, an output minimum, a cutoff value, an initial value, a time cutoff, a voltage cutoff.
Further, the cut-off condition in the step S5 includes, but is not limited to, a cut-off value, a time cut-off, and a voltage cut-off.
Further, the following types include, but are not limited to, power, current; selecting power to charge and discharge with power output, and selecting current to charge and discharge with current output;
The signal types include, but are not limited to, charge-discharge identical signals, charge signals, discharge signals;
when the same charge and discharge signals are selected, according to the real-time value of the signals, the positive number is charge, and the negative number is discharge;
When the charging signal is selected, charging is carried out according to the real-time absolute value of the signal, so that charging and discharging can be conveniently controlled by different signals;
When the discharge signal is selected, the discharge is performed according to the real-time absolute value of the signal, so that the charge and discharge can be controlled by different signals;
the output maximum value: when the signal value exceeds the maximum value, the maximum value is output for charging and discharging, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The output minimum value: when the signal value exceeds the maximum value, the minimum value is output to charge and discharge, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The initial value: an output of the device before the follow signal value is read; if the initial value is not set, the method is equivalent to standing, and no charge and discharge operation is performed; if the initial value is set, charging and discharging are carried out according to the initial value, and after the signal real-time value is read, the signal real-time value is output.
Further, the cutoff value: when the real-time value of the signal is larger than (cut-off-cut-off deviation value) and the real-time value is smaller than (cut-off + cut-off deviation value), the following process step is finished;
the time is cut off: after the execution time of the process step reaches the time cut-off condition, the process step is finished;
The voltage is off: after the charge or discharge voltage reaches the voltage cut-off condition, the process steps are finished.
The invention has the beneficial effects that:
(1) The problem that the output of the battery detection equipment can be dynamically adjusted according to the characteristics of the battery in different stages is solved, so that the battery achieves higher quality; the dynamic regulation output is controlled by the battery management system, and the invention also provides upper and lower limit setting, thereby increasing the safety protection in the process of charging and discharging the battery, avoiding the safety problem caused by overcharging and overdischarging, and ensuring safer use of users;
(2) The cut-off conditions of the invention are also diversified, including but not limited to time cut-off, voltage cut-off and cut-off value, so that customers can dynamically charge and discharge and can set different cut-off conditions according to the battery condition.
[ Description of the drawings ]
FIG. 1 is a schematic flow chart of a battery detection method based on signal dynamic output;
[ detailed description ] of the invention
The invention is further described with reference to the accompanying drawings and detailed description below:
as shown in fig. 1, a battery detection method based on signal dynamic output includes the following steps:
s1: editing following step software is arranged on the battery detection system;
s2: clicking and editing following process step software according to the step S1, and entering a following process step;
s3: executing a following process step flow after entering the following process step according to the step S2, and standing if the following process step is not provided with an initial value; if the initial value is set following the step, the battery detection system outputs the initial value;
s4: the battery detection system acquires a real-time value of the following signal from the battery management system, and outputs the real-time value of the following signal according to the signal type;
S5: according to the step S4, the battery detection system judges according to the signal type and the output of the following signal real-time value: if the battery detection system detects that the real-time value of the following signal is greater than or equal to the output maximum value set by the following process step, the battery detection system outputs the following signal with the output maximum value; if the battery detection system detects that the real-time value of the following signal is smaller than or equal to the output minimum value set by the following process step, the battery detection system outputs the following signal with the output minimum value; if the battery detection system detects that the following process step meets any one cut-off condition, ending the following process step, otherwise, continuing to execute the following process step;
S6: the execution in step S5 is ended following the process step, and the following flow is executed until the flow is ended.
Preferably, the editing following step software includes, but is not limited to, following type, signal type, following signal, setting output maximum, output minimum, cutoff value, initial value, time cutoff, voltage cutoff.
Preferably, the cut-off condition in the step S5 includes, but is not limited to, cut-off value, time cut-off, voltage cut-off.
Preferably, the following types include, but are not limited to, power, current; selecting power to charge and discharge with power output, and selecting current to charge and discharge with current output;
When the current of the following type is adopted, the same signals are charged and discharged by the signal type, the maximum value is 10A, the minimum value is-6A, and the initial value is 1A. After the following step, constant current charging is carried out by 1A current, charging is carried out by 2A immediately after reading the real-time value 2A of the signal, and discharging is carried out by-5A when reading-5A. Charging at 10A when the signal value is equal to 11A, and discharging at-6A when the signal value is equal to-7A;
The signal types include, but are not limited to, charge-discharge identical signals, charge signals, discharge signals;
when the same charge and discharge signals are selected, according to the real-time value of the signals, the positive number is charge, and the negative number is discharge;
When the charging signal is selected, charging is carried out according to the real-time absolute value of the signal, so that charging and discharging can be conveniently controlled by different signals;
When the discharge signal is selected, the discharge is performed according to the real-time absolute value of the signal, so that the charge and discharge can be controlled by different signals;
the output maximum value: when the signal value exceeds the maximum value, the maximum value is output for charging and discharging, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The output minimum value: when the signal value exceeds the maximum value, the minimum value is output to charge and discharge, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The initial value: an output of the device before the follow signal value is read; if the initial value is not set, the method is equivalent to standing, and no charge and discharge operation is performed; if the initial value is set, charging and discharging are carried out according to the initial value, and after the signal real-time value is read, the signal real-time value is output.
Preferably, the cutoff value: when the real-time value of the signal is larger than (cut-off-cut-off deviation value) and the real-time value is smaller than (cut-off + cut-off deviation value), the following process step is finished;
the time is cut off: after the execution time of the process step reaches the time cut-off condition, the process step is finished;
The voltage is off: after the charge or discharge voltage reaches the voltage cut-off condition, the process steps are finished.
When the following type current is adopted, the signal types are charged and discharged by the same signal, the following signal I1, the maximum value 10A, the minimum value-6A, the initial value 1A, the cut-off value 0A, the cut-off deviation value 0.000001A, the time cut-off value 00:00:15.000 and the voltage cut-off value 8V are adopted; ① Ending the process step when the execution time of the following process step reaches 00:00:15.000; ② When the value of the following signal I1 is 0, ending the following process step; ③ When the battery is charged or discharged and the voltage reaches 8V, the following process steps are finished.
Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (3)
1. The battery detection method based on the dynamic signal output is characterized by comprising the following steps:
s1: editing following step software is arranged on the battery detection system;
s2: clicking and editing following process step software according to the step S1, and entering a following process step;
s3: executing a following process step flow after entering the following process step according to the step S2, and standing if the following process step is not provided with an initial value; if the initial value is set following the step, the battery detection system outputs the initial value;
s4: the battery detection system acquires a real-time value of the following signal from the battery management system, and outputs the real-time value of the following signal according to the signal type;
S5: according to the step S4, the battery detection system judges according to the signal type and the output of the following signal real-time value: if the battery detection system detects that the real-time value of the following signal is greater than or equal to the output maximum value set by the following process step, the battery detection system outputs the following signal with the output maximum value; if the battery detection system detects that the real-time value of the following signal is smaller than or equal to the output minimum value set by the following process step, the battery detection system outputs the following signal with the output minimum value; the cut-off conditions comprise cut-off value, time cut-off and voltage cut-off, if the battery detection system detects that the following process step meets any one cut-off condition of the cut-off value, the time cut-off and the voltage cut-off, the following process step is finished, and if not, the following process step is continuously executed; the cut-off value: in the process of executing the step, after the real-time value of the signal reaches the cut-off value condition, the step is finished; the time is cut off: after the execution time of the process step reaches the time cut-off condition, the process step is finished; the voltage is off: after the charge or discharge voltage reaches the voltage cut-off condition, the process step is finished;
S6: the execution in step S5 is ended following the process step, and the following flow is executed until the flow is ended.
2. The battery detection method based on signal dynamic output according to claim 1, wherein: the editing following step software comprises a following type, a signal type, a following signal, a setting output maximum value, an output minimum value, a cut-off value, an initial value, a time cut-off value and a voltage cut-off value.
3. The battery detection method based on signal dynamic output according to claim 2, wherein: the following type comprises power and current; selecting power to charge and discharge with power output, and selecting current to charge and discharge with current output;
The signal types comprise charge and discharge identical signals, charge signals and discharge signals; when the same charge and discharge signals are selected, according to the real-time value of the signals, the positive number is charge and the negative number is discharge; when the charging signal is selected, charging is carried out according to the absolute value of the real-time value of the signal, so that charging and discharging can be controlled by different signals conveniently; when the discharge signal is selected, the discharge is carried out according to the absolute value of the real-time value of the signal, so that the charge and discharge can be controlled by different signals conveniently;
the output maximum value: when the signal value exceeds the maximum value, the maximum value is output for charging and discharging, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The output minimum value: when the signal value is lower than the minimum value, the minimum value is output to charge and discharge, so that the signal sender can be effectively prevented from being overcharged or overdischarged;
The initial value: an output of the device before the follow signal value is read; if the initial value is not set, the method is equivalent to standing, and no charge and discharge operation is performed; if the initial value is set, charging and discharging are carried out according to the initial value, and after the signal real-time value is read, the signal real-time value is output.
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| CN107015156A (en) * | 2017-03-27 | 2017-08-04 | 上海工程技术大学 | A kind of cell health state detection method and device |
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| WO2011037322A2 (en) * | 2009-09-25 | 2011-03-31 | Lg Electronics Inc. | Apparatus and method for controlling a battery |
| US20130108898A1 (en) * | 2011-10-26 | 2013-05-02 | Eetrex, Inc. | Modular battery control system architecture |
| CN107147197B (en) * | 2016-02-29 | 2020-11-27 | 浙江科强电子科技有限公司 | Flexible following type intelligent charging method and charging device |
| CN108550928B (en) * | 2018-05-17 | 2020-04-07 | 青岛特来电新能源科技有限公司 | Electric automobile, charging and discharging equipment, and method and system for detecting SOH of battery |
| CN108693479A (en) * | 2018-05-17 | 2018-10-23 | 青岛特锐德电气股份有限公司 | A kind of battery health degree scaling method of power battery |
| CN110806545B (en) * | 2019-11-14 | 2021-11-12 | 深圳市思商科技有限公司 | Method for rapidly detecting cycle life of lithium battery |
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| CN107015156A (en) * | 2017-03-27 | 2017-08-04 | 上海工程技术大学 | A kind of cell health state detection method and device |
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| 基于LabVIEW的锂离子电池自动测试系统;姜志鹏等;《电源技术》;第第39卷卷(第第12期期);2598-2601页 * |
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