CN112557390A - 一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 - Google Patents
一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 Download PDFInfo
- Publication number
- CN112557390A CN112557390A CN201910851860.9A CN201910851860A CN112557390A CN 112557390 A CN112557390 A CN 112557390A CN 201910851860 A CN201910851860 A CN 201910851860A CN 112557390 A CN112557390 A CN 112557390A
- Authority
- CN
- China
- Prior art keywords
- tab
- edge
- image
- coordinate
- camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000007547 defect Effects 0.000 title claims abstract description 22
- 238000011179 visual inspection Methods 0.000 title description 5
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000000007 visual effect Effects 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 230000003287 optical effect Effects 0.000 claims description 4
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 3
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 3
- 238000003708 edge detection Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000004364 calculation method Methods 0.000 abstract description 6
- 238000004804 winding Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012827 research and development Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910851860.9A CN112557390B (zh) | 2019-09-10 | 2019-09-10 | 一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910851860.9A CN112557390B (zh) | 2019-09-10 | 2019-09-10 | 一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112557390A true CN112557390A (zh) | 2021-03-26 |
CN112557390B CN112557390B (zh) | 2023-02-24 |
Family
ID=75028796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910851860.9A Active CN112557390B (zh) | 2019-09-10 | 2019-09-10 | 一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112557390B (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112991323A (zh) * | 2021-04-10 | 2021-06-18 | 河南巨捷电子科技有限公司 | 基于视觉感知的光伏电站组件阵列错位检测方法与系统 |
CN113390351A (zh) * | 2021-08-17 | 2021-09-14 | 苏州高视半导体技术有限公司 | 电芯顶侧封封装质量检测方法、电子设备及存储介质 |
CN113725473A (zh) * | 2021-11-04 | 2021-11-30 | 广州市易鸿智能装备有限公司 | 一种锂电池卷绕极耳错位实时纠偏系统及方法 |
CN114018160A (zh) * | 2021-11-09 | 2022-02-08 | 北京深点视觉科技有限公司 | 一种极耳成像装置和极耳尺寸检测方法 |
CN114354609A (zh) * | 2021-12-03 | 2022-04-15 | 广州超音速自动化科技股份有限公司 | 一种电池电芯极耳的检测机构 |
CN115078376A (zh) * | 2022-05-19 | 2022-09-20 | 广州超音速自动化科技股份有限公司 | 一种裸电芯的双面胶纸检测方法、系统、设备及存储介质 |
CN117053687A (zh) * | 2023-08-17 | 2023-11-14 | 广州市西克传感器有限公司 | 一种基于激光线扫3d相机的电芯高度段差检测方法 |
EP4339887A4 (en) * | 2022-07-21 | 2024-03-20 | Contemporary Amperex Technology Co., Limited | METHOD AND APPARATUS FOR INSPECTING THE APPEARANCE OF A TAB OF A SET OF BATTERY CELLS, AND ELECTRONIC DEVICE |
WO2024055569A1 (zh) * | 2022-09-16 | 2024-03-21 | 宁德时代新能源科技股份有限公司 | 检测电芯缺陷的方法、装置和计算机可读存储介质 |
CN117740792A (zh) * | 2024-02-20 | 2024-03-22 | 宁德时代新能源科技股份有限公司 | 裸电芯检测系统及裸电芯检测系统的点检方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001324449A (ja) * | 2000-05-15 | 2001-11-22 | Sony Corp | 検査方法及び検査装置 |
US20020049530A1 (en) * | 1998-04-15 | 2002-04-25 | George Poropat | Method of tracking and sensing position of objects |
CN103196418A (zh) * | 2013-03-06 | 2013-07-10 | 山东理工大学 | 一种弯道车距测量方法 |
CN104007123A (zh) * | 2014-05-22 | 2014-08-27 | 东莞市三瑞自动化科技有限公司 | 电池极耳缺陷检测方法及检测设备 |
CN107941805A (zh) * | 2017-12-01 | 2018-04-20 | 无锡先导智能装备股份有限公司 | 电芯质量检测方法 |
CN110174088A (zh) * | 2019-04-30 | 2019-08-27 | 上海海事大学 | 一种基于单目视觉的目标测距方法 |
-
2019
- 2019-09-10 CN CN201910851860.9A patent/CN112557390B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020049530A1 (en) * | 1998-04-15 | 2002-04-25 | George Poropat | Method of tracking and sensing position of objects |
JP2001324449A (ja) * | 2000-05-15 | 2001-11-22 | Sony Corp | 検査方法及び検査装置 |
CN103196418A (zh) * | 2013-03-06 | 2013-07-10 | 山东理工大学 | 一种弯道车距测量方法 |
CN104007123A (zh) * | 2014-05-22 | 2014-08-27 | 东莞市三瑞自动化科技有限公司 | 电池极耳缺陷检测方法及检测设备 |
CN107941805A (zh) * | 2017-12-01 | 2018-04-20 | 无锡先导智能装备股份有限公司 | 电芯质量检测方法 |
CN110174088A (zh) * | 2019-04-30 | 2019-08-27 | 上海海事大学 | 一种基于单目视觉的目标测距方法 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112991323B (zh) * | 2021-04-10 | 2022-12-13 | 中电(福建)电力开发有限公司 | 基于视觉感知的光伏电站组件阵列错位检测方法与系统 |
CN112991323A (zh) * | 2021-04-10 | 2021-06-18 | 河南巨捷电子科技有限公司 | 基于视觉感知的光伏电站组件阵列错位检测方法与系统 |
CN113390351A (zh) * | 2021-08-17 | 2021-09-14 | 苏州高视半导体技术有限公司 | 电芯顶侧封封装质量检测方法、电子设备及存储介质 |
CN113390351B (zh) * | 2021-08-17 | 2021-12-14 | 苏州高视半导体技术有限公司 | 电芯顶侧封封装质量检测方法、电子设备及存储介质 |
CN113725473A (zh) * | 2021-11-04 | 2021-11-30 | 广州市易鸿智能装备有限公司 | 一种锂电池卷绕极耳错位实时纠偏系统及方法 |
CN114018160A (zh) * | 2021-11-09 | 2022-02-08 | 北京深点视觉科技有限公司 | 一种极耳成像装置和极耳尺寸检测方法 |
CN114018160B (zh) * | 2021-11-09 | 2023-11-28 | 北京深点视觉科技有限公司 | 一种极耳成像装置和极耳尺寸检测方法 |
CN114354609B (zh) * | 2021-12-03 | 2023-11-24 | 广州超音速自动化科技股份有限公司 | 一种电池电芯极耳的检测机构 |
CN114354609A (zh) * | 2021-12-03 | 2022-04-15 | 广州超音速自动化科技股份有限公司 | 一种电池电芯极耳的检测机构 |
CN115078376A (zh) * | 2022-05-19 | 2022-09-20 | 广州超音速自动化科技股份有限公司 | 一种裸电芯的双面胶纸检测方法、系统、设备及存储介质 |
EP4339887A4 (en) * | 2022-07-21 | 2024-03-20 | Contemporary Amperex Technology Co., Limited | METHOD AND APPARATUS FOR INSPECTING THE APPEARANCE OF A TAB OF A SET OF BATTERY CELLS, AND ELECTRONIC DEVICE |
WO2024055569A1 (zh) * | 2022-09-16 | 2024-03-21 | 宁德时代新能源科技股份有限公司 | 检测电芯缺陷的方法、装置和计算机可读存储介质 |
CN117053687A (zh) * | 2023-08-17 | 2023-11-14 | 广州市西克传感器有限公司 | 一种基于激光线扫3d相机的电芯高度段差检测方法 |
CN117053687B (zh) * | 2023-08-17 | 2024-06-07 | 广东西克智能科技有限公司 | 一种基于激光线扫3d相机的电芯高度段差检测方法 |
CN117740792A (zh) * | 2024-02-20 | 2024-03-22 | 宁德时代新能源科技股份有限公司 | 裸电芯检测系统及裸电芯检测系统的点检方法 |
Also Published As
Publication number | Publication date |
---|---|
CN112557390B (zh) | 2023-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112557390B (zh) | 一种动力电池裸电芯极耳错位缺陷单目视觉检测方法 | |
CN112577421A (zh) | 一种电芯检测方法、装置及设备 | |
WO2024011984A1 (zh) | 极耳检测方法及检测设备 | |
CN113097570B (zh) | 卷绕电芯及用于其的极耳错位测量方法 | |
CN115829913B (zh) | 裸电芯外观检测方法、装置、计算机设备和存储介质 | |
CN114549531A (zh) | 一种锂电池卷绕OverHang对中纠偏控制系统及方法 | |
WO2023023998A1 (zh) | 用于检测极耳翻折的装置、方法和图像分析器 | |
WO2023193213A1 (zh) | 电池极片绝缘涂层缺陷的检测方法、装置和计算机设备 | |
CN112686938A (zh) | 基于双目图像测距的输电线路净距计算与安全告警方法 | |
CN217504721U (zh) | 叠片电芯的极耳翻折检测装置及叠片设备 | |
WO2024093644A1 (zh) | 电芯检测系统及电芯检测方法 | |
CN115639200A (zh) | 一种电芯外观缺陷检测设备、方法 | |
CN114562959A (zh) | 一种采用3d面阵相机的卷绕机设备极耳翻折检测方法 | |
CN115593884A (zh) | 极片料线位置抓取方法、系统、装置、设备和存储介质 | |
CN115435691A (zh) | 一种电极料线位置确定方法、装置、设备和存储介质 | |
WO2022118912A1 (ja) | 金属負極、リチウム二次電池、バッテリーシステム及び金属負極の製造方法 | |
WO2023028897A1 (zh) | 电池卷绕方法、电池卷绕系统、电池和用电装置 | |
CN110458947A (zh) | 一种输电导线弧垂的三维重建方法及系统 | |
CN113822915A (zh) | 用于智能泵腔体内窥镜故障诊断的图像立体匹配方法 | |
CN109697732B (zh) | 一种用于电阻焊接区域定位的方法 | |
JP6531488B2 (ja) | リチウムイオン二次電池の熱履歴検知方法 | |
KR20210059477A (ko) | 분리막의 열수축율 측정방법 | |
KR101767707B1 (ko) | 전해액 함침성 측정방법 | |
CN114965508A (zh) | 一种多极耳电芯覆盖检测方法及装置 | |
TWI529993B (zh) | 電芯的檢測方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Building 1, Building 4, Yuhui Entrepreneurship and Entrepreneurship Incubation Industrial Park, No. 1070 Xinghua Road, Changqing Township, Yuhui District, China (Anhui) Free Trade Pilot Zone, Bengbu City, Anhui Province, 233000 Patentee after: Anhui Ruishi Micro Intelligent Technology Co.,Ltd. Country or region after: China Address before: 516006 5th floor, No.36 Chenjiang Avenue North, Chenjiang street, Huizhou Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee before: HUIZHOU XUXIN INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240419 Address after: B708-1, Oil Pine Technology Building, No. 108 East Ring Road, Songhe Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Hongrui Microelectronics Technology Co.,Ltd. Country or region after: China Address before: Building 1, Building 4, Yuhui Entrepreneurship and Entrepreneurship Incubation Industrial Park, No. 1070 Xinghua Road, Changqing Township, Yuhui District, China (Anhui) Free Trade Pilot Zone, Bengbu City, Anhui Province, 233000 Patentee before: Anhui Ruishi Micro Intelligent Technology Co.,Ltd. Country or region before: China |