CN108380527B - Battery batch sorting system and method - Google Patents
Battery batch sorting system and method Download PDFInfo
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- CN108380527B CN108380527B CN201810169829.2A CN201810169829A CN108380527B CN 108380527 B CN108380527 B CN 108380527B CN 201810169829 A CN201810169829 A CN 201810169829A CN 108380527 B CN108380527 B CN 108380527B
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 238000013500 data storage Methods 0.000 claims abstract description 22
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 11
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 238000010280 constant potential charging Methods 0.000 claims description 3
- 238000010277 constant-current charging Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2301/00—Sorting according to destination
- B07C2301/0008—Electronic Devices, e.g. keyboard, displays
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Abstract
The invention relates to a system and a method for rapidly sorting batteries in batches, and aims to provide a sorting system and a method with high sorting speed and high accuracy. A system for rapid batch sorting of batteries, comprising: the system comprises a data storage unit, a sorting standard storage unit and a battery unique identity recognition device; the data storage unit stores data parameters of formation, normal-temperature standing at the first stage, OCV1 test, normal-temperature standing at the second stage, OCV2 test, thickness measurement and sorting in the battery production process in real time; the sorting standard storage unit stores a parameter range of the battery meeting a certain grade; the data of the sorting standard storage unit and the data of the data storage unit have the same column name. The invention has the advantages compared with the prior art that: the comparison process is realized through the program, so that the accuracy is high and the speed is high.
Description
Technical field:
the invention relates to battery sorting, in particular to a system and a method for rapidly sorting batteries in batches.
The background technology is as follows:
with the vigorous development of electronic technology, more and more electronic devices are layered in the world today, so that the demand of the market for batteries is also increased, and meanwhile, the demand of the quality of the batteries is also increased, but the quality of the batteries in the present stage needs multiple parameters to be evaluated, but more and more battery parameters and the quantity of the batteries become a big obstacle to the quality inspection of the battery production. The solution of the prior art is as follows: after data are collected through a parameter measurement device, a person manually calculates the parameter standard of each battery, and the grade and grade of the battery are obtained through manual calculation and comparison between the data collected by the field device; the data in the production process of all batteries are called out from the database, and then the battery data which need to participate in battery sorting are screened out according to the requirements, so that the data size is large, and the sorting speed is low; the error rate of the manually sorted battery data is high.
The invention comprises the following steps:
the invention aims to provide a sorting system and a sorting method with high sorting speed and high accuracy. The specific technical scheme is as follows:
a system for rapid batch sorting of batteries, comprising: the system comprises a data storage unit, a sorting standard storage unit and a battery unique identity recognition device; the data storage unit stores data parameters of formation, normal-temperature standing at the first stage, OCV1 test, normal-temperature standing at the second stage, OCV2 test, thickness measurement and sorting in the battery production process in real time; the sorting standard storage unit stores a parameter range of the battery meeting a certain grade; the data of the sorting standard storage unit and the data of the data storage unit have the same column name.
The battery unique identity recognition device can be a two-dimensional code recognition device.
A method for rapid batch sorting of batteries, comprising the steps of:
step 1: dividing battery grades according to each battery type, determining a value range corresponding to data of formation under each grade, first-stage normal-temperature standing, OCV1 testing, second-stage normal-temperature standing, OCV2 testing, thickness measurement and sorting, and storing the value range in a sorting standard storage unit;
step 2: a unique battery bar code is distributed to each battery, and in the battery production process, the formation, normal temperature standing at the first stage, OCV1 test, normal temperature standing at the second stage, OCV2 test, thickness measurement and sorting data parameters of each battery are stored in a data storage unit;
step 3: and identifying the battery bar code of each battery, calling the actual technological process parameters of the battery in the data storage unit, and comparing the actual technological process parameters with the data stored in the sorting standard storage unit to determine the battery grade.
As a preferable scheme, the specific process of the step 3 is as follows:
step 3.1: identifying a battery barcode for each battery;
step 3.2: the first field of the actual technological process parameters of the battery in the data storage unit is called, the first field is compared with the highest-level data standard stored in the sorting standard storage unit, if the first field is in line with the highest-level data standard, the step 3.4 is switched, and otherwise, the step 3.3 is switched;
step 3.3: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, otherwise, returning to the step 3.3 until the next field can be turned;
step 3.4: the next field of the actual technological process parameters of the battery in the data storage unit is called and compared with the grade data standard determined by the last field stored in the sorting standard storage unit, if the grade data standard accords with the grade data standard, the step 3.4 is executed, and otherwise, the step 3.5 is executed;
step 3.5: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, returning to the step 3.5, until the next field can be turned and returning to the step 3.4;
step 3.6: the battery is ranked according to the ranking determined by the last field.
As one of further preferable schemes, the formation process includes: open-circuit voltage detection, constant-current charging, discharging, constant-voltage charging and discharging, wherein the collected and stored data comprise: start current, end voltage, end current, constant current capacity, constant current energy, end capacity, end energy, end temperature, start time, end time, average voltage, median voltage.
As a second further preferable aspect, the data collected and stored in the OCV1 test and the OCV2 test includes: battery voltage, battery internal resistance.
The invention has the advantages compared with the prior art that:
the method comprises the steps of storing parameter data in the battery production process through a server database, and simultaneously storing a standard formula of data of the battery sorting participation; identifying a comparison symbol in the formula, and leading corresponding battery data to the sorting formula, so as to obtain a correct result; the comparison process is realized through the program, so that the accuracy is high and the speed is high.
Description of the drawings:
fig. 1 is a flow chart of a method of rapid batch sorting of batteries in an embodiment.
Fig. 2 is a schematic diagram of a system configuration for rapid batch sorting of batteries in an embodiment.
The specific embodiment is as follows:
examples:
an embodiment of the present invention will be described with reference to fig. 1 and 2.
As shown in fig. 2, a system for rapid batch sorting of batteries, comprising: the system comprises a data storage unit, a sorting standard storage unit and a battery unique identity recognition device; the data storage unit stores data parameters of formation, normal-temperature standing at the first stage, OCV1 test, normal-temperature standing at the second stage, OCV2 test, thickness measurement and sorting in the battery production process in real time; the sorting standard storage unit stores a parameter range of the battery meeting a certain grade; the data of the sorting standard storage unit and the data of the data storage unit have the same column name; the unique battery identification device is a two-dimensional code identification device.
As shown in fig. 1, a method for rapidly sorting batteries in batches includes the following steps:
step 1: dividing battery grades according to each battery type, determining a value range corresponding to data of formation under each grade, first-stage normal-temperature standing, OCV1 testing, second-stage normal-temperature standing, OCV2 testing, thickness measurement and sorting, and storing the value range in a sorting standard storage unit;
step 2: a unique battery bar code is distributed to each battery, and in the battery production process, the formation, normal temperature standing at the first stage, OCV1 test, normal temperature standing at the second stage, OCV2 test, thickness measurement and sorting data parameters of each battery are stored in a data storage unit; the formation process comprises the following steps: open-circuit voltage detection, constant-current charging, discharging, constant-voltage charging and discharging, wherein the collected and stored data comprise: start current, end voltage, end current, constant current capacity, constant current energy, end capacity, end energy, end temperature, start time, end time, average voltage, median voltage; the data collected and stored in the OCV1 test and the OCV2 test comprise: battery voltage, battery internal resistance;
step 3: and identifying the battery bar code of each battery, calling the actual technological process parameters of the battery in the data storage unit, and comparing the actual technological process parameters with the data stored in the sorting standard storage unit to determine the battery grade. The specific process of the step 3 is as follows:
step 3.1: identifying a battery barcode for each battery;
step 3.2: the first field of the actual technological process parameters of the battery in the data storage unit is called, the first field is compared with the highest-level data standard stored in the sorting standard storage unit, if the first field is in line with the highest-level data standard, the step 3.4 is switched, and otherwise, the step 3.3 is switched;
step 3.3: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, otherwise, returning to the step 3.3 until the next field can be turned;
step 3.4: the next field of the actual technological process parameters of the battery in the data storage unit is called and compared with the grade data standard determined by the last field stored in the sorting standard storage unit, if the grade data standard accords with the grade data standard, the step 3.4 is executed, and otherwise, the step 3.5 is executed;
step 3.5: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, returning to the step 3.5, until the next field can be turned and returning to the step 3.4;
step 3.6: the battery is ranked according to the ranking determined by the last field.
Claims (4)
1. A method for rapid batch sorting of batteries, comprising the steps of:
step 1: dividing battery grades according to each battery type, determining a value range corresponding to data of formation under each grade, first-stage normal-temperature standing, OCV1 testing, second-stage normal-temperature standing, OCV2 testing, thickness measurement and sorting, and storing the value range in a sorting standard storage unit;
step 2: a unique battery bar code is distributed to each battery, and in the battery production process, the formation, normal temperature standing at the first stage, OCV1 test, normal temperature standing at the second stage, OCV2 test, thickness measurement and sorting data parameters of each battery are stored in a data storage unit;
step 3: identifying a battery bar code of each battery, calling actual technological process parameters of the battery in a data storage unit, comparing the actual technological process parameters with data stored in a sorting standard storage unit, and determining battery grade;
the method is characterized in that the specific process of the step 3 is as follows:
step 3.1: identifying a battery barcode for each battery;
step 3.2: the first field of the actual technological process parameters of the battery in the data storage unit is called, the first field is compared with the highest-level data standard stored in the sorting standard storage unit, if the first field is in line with the highest-level data standard, the step 3.4 is switched, and otherwise, the step 3.3 is switched;
step 3.3: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, otherwise, returning to the step 3.3 until the next field can be turned;
step 3.4: the next field of the actual technological process parameters of the battery in the data storage unit is called and compared with the grade data standard determined by the last field stored in the sorting standard storage unit, if the grade data standard accords with the grade data standard, the step 3.4 is executed, and otherwise, the step 3.5 is executed;
step 3.5: comparing the data with the data standard of the next level stored in the sorting standard storage unit, if the data standard accords with the step 3.4, returning to the step 3.5, until the next field can be turned and returning to the step 3.4;
step 3.6: the battery is ranked according to the ranking determined by the last field.
2. The method for rapid batch sorting of cells of claim 1, wherein the forming process comprises: open-circuit voltage detection, constant-current charging, discharging, constant-voltage charging and discharging, wherein the collected and stored data comprise: start current, end voltage, end current, constant current capacity, constant current energy, end capacity, end energy, end temperature, start time, end time, average voltage, median voltage.
3. The method for rapid batch sorting of batteries according to claim 1, wherein the data collected and stored in the OCV1 test and the OCV2 test comprises: battery voltage, battery internal resistance.
4. The method of claim 1, wherein the data of the sorting criteria storage unit has the same column name as the data of the data storage unit.
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| CN109513641A (en) * | 2018-11-07 | 2019-03-26 | 深圳市今天国际智能机器人有限公司 | The optimization method and control system of battery core sort process process |
| CN111562515B (en) * | 2020-05-18 | 2021-03-12 | 北京理工大学 | Method for screening characteristic monomers of power battery pack |
| CN113064094B (en) * | 2021-03-22 | 2022-11-04 | 中国人民解放军国防科技大学 | Method and system for screening single batteries of cell type spacecraft lithium battery |
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