CN105158692A - Lead-acid cell monomer consistency evaluation system and method - Google Patents
Lead-acid cell monomer consistency evaluation system and method Download PDFInfo
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- CN105158692A CN105158692A CN201510459875.2A CN201510459875A CN105158692A CN 105158692 A CN105158692 A CN 105158692A CN 201510459875 A CN201510459875 A CN 201510459875A CN 105158692 A CN105158692 A CN 105158692A
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Abstract
A lead-acid cell monomer consistency evaluation system and method. The invention belongs to the field of electric vehicles and new energy power generation and energy storage, specifically relates to a battery monomer consistency evaluation technology, and aims to solve the problem that consistency evaluation of a lead-acid cell monomer at present is not comprehensive enough. Output ends of a voltage sensor, an internal resistance sensor, a temperature sensor, charging performance of a current sensor, discharging performance of the current sensor, an electrical charge maintaining tester and a health state tester of lead-acid cell test equipment are connected with input ends of corresponding modules, the output end of each module is connected with the corresponding input end of a monomer consistency comprehensive evaluation module, and finally an evaluation is carried out through a monomer consistency comprehensive evaluation program. The lead-acid cell monomer consistency evaluation system and the method comprehensively consider consistency of the lead-acid monomer cell in seven aspects, ensure scientificity and accuracy of consistency of the lead-acid cell monomer, and are suitable for lead-acid monomer cell consistency evaluation.
Description
Technical field
The invention belongs to electric automobile and generation of electricity by new energy energy storage field, be specifically related to battery cell consistance evaluation and test technology.
Background technology
In electric automobile and generation of electricity by new energy energy storage field, lead-acid battery is important accumulation power supply, is widely used in photovoltaic generation and wind power generation energy accumulation.Lead-acid battery monomer consistance directly affects charge-discharge performance and the health status of lead-acid battery module and power brick.For better playing the effect of lead-acid battery, better safeguarding and making to make good use of lead-acid battery, particularly important to the evaluation and test of lead-acid battery monomer consistance.The monomer consistance evaluation and test of current lead-acid battery is main in discharge capacity, voltage consistance.
Summary of the invention
The object of the invention is the monomer consistance evaluation and test not comprehensively problem in order to solve current lead-acid battery, a kind of comprehensively lithium battery monomer consistance evaluating system and method are provided.
Lead-acid battery monomer consistance evaluating system, it comprises lead-acid battery monomer consistance evaluation and test platform and lead-acid battery testing apparatus;
Described monomer consistance evaluation and test platform comprises discharge performance consistance calculation procedure module, charging performance consistance calculation procedure module, voltage consistance calculation procedure module, internal resistance consistance calculation procedure module, temperature consistency calculation procedure module, the charged calculation procedure module that keeps consistency, health status consistance calculation procedure module and monomer consistance comprehensive evaluating module;
The voltage data output terminal of lead-acid battery testing apparatus is connected with the voltage data input end of voltage consistance calculation procedure module;
The internal resistance data output end of lead-acid battery testing apparatus is connected with the internal resistance data input pin of internal resistance consistance calculation procedure module;
The temperature data output terminal of lead-acid battery testing apparatus is connected with the temperature data input end of temperature consistency calculation procedure module;
The discharge performance data output end of lead-acid battery testing apparatus is connected with the discharge performance data input pin of discharge performance consistance calculation procedure module;
The charged electrical performance data output terminal of lead-acid battery testing apparatus is connected with the charging performance data input pin of charging performance consistance calculation procedure module;
The charged maintenance data output end of lead-acid battery testing apparatus is connected with the charged maintenance data input pin of the charged calculation procedure module that keeps consistency;
The state of health data output terminal of lead-acid battery testing apparatus is connected with the state of health data input end of health status consistance calculation procedure module;
The voltage consistent data output terminal of voltage consistance calculation procedure module is connected with the voltage consistent data input end of monomer consistance comprehensive evaluating module;
The internal resistance consistent data output terminal of internal resistance consistance calculation procedure module is connected with the internal resistance consistent data input end of monomer consistance comprehensive evaluating module;
The temperature consistency data output end of temperature consistency calculation procedure module is connected with the temperature consistency data input pin of monomer consistance comprehensive evaluating module;
The charging performance consistent data output terminal of charging performance consistance calculation procedure module is connected with the charging performance consistent data input end of monomer consistance comprehensive evaluating module;
The discharge performance consistent data output terminal of discharge performance consistance calculation procedure module is connected with the discharge performance consistent data input end of monomer consistance comprehensive evaluating module;
The charged data output end that keeps consistency of the charged calculation procedure module that keeps consistency is connected with the charged data input pin that keeps consistency of monomer consistance comprehensive evaluating module;
The health status consistent data output terminal of health status consistance calculation procedure module is connected with the health status consistent data input end of monomer consistance comprehensive evaluating module;
Wherein N be more than or equal to 1 positive integer.
The invention has the beneficial effects as follows that the present invention considers the discharge capability of plumbic acid cell, charging ability, voltage, internal resistance, temperature, retention of charge and health status seven aspect consistance, ensure the conforming science of lead-acid battery monomer and accuracy.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of lead-acid battery monomer consistance evaluating system in embodiment one.
Embodiment
Embodiment one: composition graphs 1 illustrates present embodiment, the lead-acid battery monomer consistance evaluating system described in present embodiment, it comprises lead-acid battery monomer consistance evaluation and test platform 2 and lead-acid battery testing apparatus 1;
Described monomer consistance evaluation and test platform 2 comprises discharge performance consistance calculation procedure module 3, charging performance consistance calculation procedure module 4, voltage consistance calculation procedure module 5, internal resistance consistance calculation procedure module 6, temperature consistency calculation procedure module 7, the charged calculation procedure module 8 that keeps consistency, health status consistance calculation procedure module 9 and monomer consistance comprehensive evaluating module 10;
The voltage data output terminal of lead-acid battery testing apparatus 1 is connected with the voltage data input end of voltage consistance calculation procedure module 5;
The internal resistance data output end of lead-acid battery testing apparatus 1 is connected with the internal resistance data input pin of internal resistance consistance calculation procedure module 6;
The temperature data output terminal of lead-acid battery testing apparatus 1 is connected with the temperature data input end of temperature consistency calculation procedure module 7;
The discharge performance data output end of lead-acid battery testing apparatus 1 is connected with the discharge performance data input pin of discharge performance consistance calculation procedure module 3;
The charged electrical performance data output terminal of lead-acid battery testing apparatus 1 is connected with the charging performance data input pin of charging performance consistance calculation procedure module 4;
The charged maintenance data output end of lead-acid battery testing apparatus 1 is connected with the charged maintenance data input pin of the charged calculation procedure module 8 that keeps consistency;
The state of health data output terminal of lead-acid battery testing apparatus 1 is connected with the state of health data input end of health status consistance calculation procedure module 9;
The voltage consistent data output terminal of voltage consistance calculation procedure module 5 is connected with the voltage consistent data input end of monomer consistance comprehensive evaluating module 10;
The internal resistance consistent data output terminal of internal resistance consistance calculation procedure module 6 is connected with the internal resistance consistent data input end of monomer consistance comprehensive evaluating module 10;
The temperature consistency data output end of temperature consistency calculation procedure module 7 is connected with the temperature consistency data input pin of monomer consistance comprehensive evaluating module 10;
The charging performance consistent data output terminal of charging performance consistance calculation procedure module 4 is connected with the charging performance consistent data input end of monomer consistance comprehensive evaluating module 10;
The discharge performance consistent data output terminal of discharge performance consistance calculation procedure module 3 is connected with the discharge performance consistent data input end of monomer consistance comprehensive evaluating module 10;
The charged data output end that keeps consistency of the charged calculation procedure module 8 that keeps consistency is connected with the charged data input pin that keeps consistency of monomer consistance comprehensive evaluating module 10;
The health status consistent data output terminal of health status consistance calculation procedure module 9 is connected with the health status consistent data input end of monomer consistance comprehensive evaluating module 10;
Wherein N be more than or equal to 1 positive integer.
Embodiment two: present embodiment is the evaluating method based on the lead-acid battery monomer consistance evaluating system described in embodiment one, in the present embodiment, described lead-acid battery testing apparatus 1 comprises voltage sensor, current sensor, internal resistance sensor, temperature sensor, charged maintenance tester and health status tester.
Voltage sensor, for measuring the voltage data of tested lead-acid battery monomer;
Current sensor, for measuring discharge performance data and the charging performance data of tested lead-acid battery monomer;
Internal resistance sensor, for measuring the internal resistance data of tested lead-acid battery monomer;
Temperature sensor, for measuring the temperature data of tested lead-acid battery monomer;
Charged maintenance tester, for measuring the charged maintenance data of tested lead-acid battery monomer;
Health status tester, for measuring the state of health data of tested lead-acid battery monomer.
Embodiment three: present embodiment is the evaluating method based on the lead-acid battery monomer consistance evaluating system described in embodiment one, and in the present embodiment, it is realized by following steps:
Step one, N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carry out N number of monomer voltage measurement, obtain N number of monomer voltage data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out N number of monomer internal resistance experiment, obtain N number of monomer internal resistance data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out N number of monomer temperature and rate of temperature change measurement, obtain N number of monomer temperature data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out the experiment of each multiplying power discharging of N number of monomer, obtain each multiplying power discharging capacity data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out each multiplying power of N number of monomer charging experiment, obtain each multiplying power charging capacity data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out the charged maintenance experiment of N number of monomer, obtain the charged maintenance data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus 1 respectively, carries out the experiment of N number of monomer health status, obtain N number of monomer state of health data;
The corresponding data obtained is inputed to discharge performance consistance calculation procedure module 3, charging performance consistance calculation procedure module 4, voltage consistance calculation procedure module 5, internal resistance consistance calculation procedure module 6, temperature consistency calculation procedure module 7, charged calculation procedure module 8 and the health status consistance calculation procedure module 9 of keeping consistency by lead-acid battery testing apparatus 1 respectively;
Step 2, discharge performance consistance calculation procedure module 3, charging performance consistance calculation procedure module 4, voltage consistance calculation procedure module 5, internal resistance consistance calculation procedure module 6, temperature consistency calculation procedure module 7, charged calculation procedure module 8 and health status consistance calculation procedure module 9 data to input that keep consistency calculate, obtain the voltage consistance numerical value of N number of cell respectively, internal resistance consistance numerical value, temperature consistency numerical value, charging performance consistance numerical value, discharge performance consistance numerical value, retention of charge consistance numerical value and health status consistance numerical value, each consistance calculation procedure module circular is:
Input the corresponding data of N number of cell;
Obtain the mean value of N number of cell corresponding data;
The corresponding data of each cell and the mean value of acquisition compare, and obtain the corresponding consistance numerical value of each cell; .The corresponding data of cell is Q, and the mean value of acquisition is M, and the corresponding consistance numerical value of described cell is (Q-M), | the consistance of Q-M| more close to 0 cell is better.
Step 3, monomer consistance comprehensive evaluating module 10 are carried out comprehensively according to the voltage consistance numerical value of cell N number of in step 2, internal resistance consistance numerical value, temperature consistency numerical value, charging performance consistance numerical value, discharge performance consistance numerical value, retention of charge consistance numerical value and health status consistance numerical value, draw the consistance comprehensive evaluating result of each cell.
Embodiment four: present embodiment further limits the evaluating method of the lead-acid battery monomer consistance evaluating system described in embodiment three, in the present embodiment, each multiplying power discharging capacity data is obtained by discharge current integration, that is, each multiplying power discharging capacity data is obtained by current sensor.
Embodiment five: present embodiment further limits the evaluating method of the lead-acid battery monomer consistance evaluating system described in embodiment three, in the present embodiment, each multiplying power charging capacity data are obtained by charging current integration, that is, each multiplying power charging capacity data are also obtained by current sensor.
Embodiment six: present embodiment further limits the evaluating method of the lead-acid battery monomer consistance evaluating system described in embodiment three, in the present embodiment, charged maintenance data are after lead-acid battery static one-month period, battery can also keep the ability of electricity, by the discharge capacity after test battery static one-month period, being business, the percentages obtained with the battery capacity being full of electricity, namely determining by measuring lead-acid battery discharge capacity.
Embodiment seven: present embodiment further limits the evaluating method of the lead-acid battery monomer consistance evaluating system described in embodiment three, in the present embodiment, state of health data is the discharge capacity that test is full of the battery of electricity, business is with the dispatch from the factory discharge capacity of nominal of lead-acid battery, the numerical value obtained, namely determines by measuring lead-acid battery discharge capacity.
Claims (7)
1. lead-acid battery monomer consistance evaluating system, is characterized in that, it comprises lead-acid battery monomer consistance evaluation and test platform (2) and lead-acid battery testing apparatus (1);
Described monomer consistance evaluation and test platform (2) comprises discharge performance consistance calculation procedure module (3), charging performance consistance calculation procedure module (4), voltage consistance calculation procedure module (5), internal resistance consistance calculation procedure module (6), temperature consistency calculation procedure module (7), the charged calculation procedure module (8) that keeps consistency, health status consistance calculation procedure module (9) and monomer consistance comprehensive evaluating module (10);
The voltage data output terminal of lead-acid battery testing apparatus (1) is connected with the voltage data input end of voltage consistance calculation procedure module (5);
The internal resistance data output end of lead-acid battery testing apparatus (1) is connected with the internal resistance data input pin of internal resistance consistance calculation procedure module (6);
The temperature data output terminal of lead-acid battery testing apparatus (1) is connected with the temperature data input end of temperature consistency calculation procedure module (7);
The discharge performance data output end of lead-acid battery testing apparatus (1) is connected with the discharge performance data input pin of discharge performance consistance calculation procedure module (3);
The charged electrical performance data output terminal of lead-acid battery testing apparatus (1) is connected with the charging performance data input pin of charging performance consistance calculation procedure module (4);
The charged maintenance data output end of lead-acid battery testing apparatus (1) is connected with the charged maintenance data input pin of the charged calculation procedure module (8) that keeps consistency;
The state of health data output terminal of lead-acid battery testing apparatus (1) is connected with the state of health data input end of health status consistance calculation procedure module (9);
The voltage consistent data output terminal of voltage consistance calculation procedure module (5) is connected with the voltage consistent data input end of monomer consistance comprehensive evaluating module (10);
The internal resistance consistent data output terminal of internal resistance consistance calculation procedure module (6) is connected with the internal resistance consistent data input end of monomer consistance comprehensive evaluating module (10);
The temperature consistency data output end of temperature consistency calculation procedure module (7) is connected with the temperature consistency data input pin of monomer consistance comprehensive evaluating module (10);
The charging performance consistent data output terminal of charging performance consistance calculation procedure module (4) is connected with the charging performance consistent data input end of monomer consistance comprehensive evaluating module (10);
The discharge performance consistent data output terminal of discharge performance consistance calculation procedure module (3) is connected with the discharge performance consistent data input end of monomer consistance comprehensive evaluating module (10);
The charged data output end that keeps consistency of the charged calculation procedure module (8) that keeps consistency is connected with the charged data input pin that keeps consistency of monomer consistance comprehensive evaluating module (10);
The health status consistent data output terminal of health status consistance calculation procedure module (9) is connected with the health status consistent data input end of monomer consistance comprehensive evaluating module (10);
Wherein N be more than or equal to 1 positive integer.
2. lead-acid battery monomer consistance evaluating system according to claim 1, it is characterized in that, described lead-acid battery testing apparatus (1) comprises voltage sensor, current sensor, internal resistance sensor, temperature sensor, charged maintenance tester and health status tester;
Voltage sensor, for measuring the voltage data of tested lead-acid battery monomer;
Current sensor, for measuring discharge performance data and the charging performance data of tested lead-acid battery monomer;
Internal resistance sensor, for measuring the internal resistance data of tested lead-acid battery monomer;
Temperature sensor, for measuring the temperature data of tested lead-acid battery monomer;
Charged maintenance tester, for measuring the charged maintenance data of tested lead-acid battery monomer;
Health status tester, for measuring the state of health data of tested lead-acid battery monomer.
3., based on the evaluating method of lead-acid battery monomer consistance evaluating system according to claim 1, it is characterized in that, it is realized by following steps:
Step one, N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carry out N number of monomer voltage measurement, obtain N number of monomer voltage data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out N number of monomer internal resistance experiment, obtain N number of monomer internal resistance data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out N number of monomer temperature and rate of temperature change measurement, obtain N number of monomer temperature data;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out the experiment of each multiplying power discharging of N number of monomer, obtain each multiplying power discharging capacity data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out each multiplying power of N number of monomer charging experiment, obtain each multiplying power charging capacity data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out the charged maintenance experiment of N number of monomer, obtain the charged maintenance data of N number of monomer;
N number of plumbic acid cell is accessed lead-acid battery testing apparatus (1) respectively, carries out the experiment of N number of monomer health status, obtain N number of monomer state of health data;
The corresponding data obtained is inputed to discharge performance consistance calculation procedure module (3), charging performance consistance calculation procedure module (4), voltage consistance calculation procedure module (5), internal resistance consistance calculation procedure module (6), temperature consistency calculation procedure module (7), charged calculation procedure module (8) and health status consistance calculation procedure module (9) of keeping consistency by lead-acid battery testing apparatus (1) respectively;
Step 2, discharge performance consistance calculation procedure module (3), charging performance consistance calculation procedure module (4), voltage consistance calculation procedure module (5), internal resistance consistance calculation procedure module (6), temperature consistency calculation procedure module (7), charged calculation procedure module (8) and health status consistance calculation procedure module (9) data to input that keep consistency calculate, obtain the voltage consistance numerical value of N number of cell respectively, internal resistance consistance numerical value, temperature consistency numerical value, charging performance consistance numerical value, discharge performance consistance numerical value, retention of charge consistance numerical value and health status consistance numerical value, each consistance calculation procedure module circular is:
Input the corresponding data of N number of cell;
Obtain the mean value of N number of cell corresponding data;
The corresponding data of each cell and the mean value of acquisition compare, and obtain the corresponding consistance numerical value of each cell;
Step 3, monomer consistance comprehensive evaluating module (10) carry out comprehensively according to the voltage consistance numerical value of cell N number of in step 2, internal resistance consistance numerical value, temperature consistency numerical value, charging performance consistance numerical value, discharge performance consistance numerical value, retention of charge consistance numerical value and health status consistance numerical value, draw the consistance comprehensive evaluating result of each cell.
4. the evaluating method of lead-acid battery monomer consistance evaluating system according to claim 3, it is characterized in that, each multiplying power discharging capacity data is obtained by discharge current integration.
5. the evaluating method of lead-acid battery monomer consistance evaluating system according to claim 3, is characterized in that, each multiplying power charging capacity data are obtained by charging current integration.
6. the evaluating method of lead-acid battery monomer consistance evaluating system according to claim 3, it is characterized in that, charged maintenance data are after N number of lead-acid battery static one-month period, battery can also keep the ability of electricity, by the discharge capacity after test battery static one-month period, business is, the percentages obtained with the battery capacity being full of electricity.
7. the evaluating method of lead-acid battery monomer consistance evaluating system according to claim 3, is characterized in that, state of health data is the discharge capacity of battery that test is full of electricity, is business, the numerical value obtained with the dispatch from the factory discharge capacity of nominal of lead-acid battery.
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