CN118091099B - 基于信号识别的电缆接头缺陷检测方法及系统 - Google Patents
基于信号识别的电缆接头缺陷检测方法及系统 Download PDFInfo
- Publication number
- CN118091099B CN118091099B CN202410319902.5A CN202410319902A CN118091099B CN 118091099 B CN118091099 B CN 118091099B CN 202410319902 A CN202410319902 A CN 202410319902A CN 118091099 B CN118091099 B CN 118091099B
- Authority
- CN
- China
- Prior art keywords
- defect
- sets
- distribution
- sample
- ultrasonic
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/44—Resins; Plastics; Rubber; Leather
- G01N33/445—Rubber
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4481—Neural networks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/204—Structure thereof, e.g. crystal structure
- G01N33/2045—Defects
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/243—Classification techniques relating to the number of classes
- G06F18/2431—Multiple classes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Immunology (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Artificial Intelligence (AREA)
- Evolutionary Computation (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Bioinformatics & Computational Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Evolutionary Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Signal Processing (AREA)
- Crystallography & Structural Chemistry (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410319902.5A CN118091099B (zh) | 2024-03-20 | 2024-03-20 | 基于信号识别的电缆接头缺陷检测方法及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410319902.5A CN118091099B (zh) | 2024-03-20 | 2024-03-20 | 基于信号识别的电缆接头缺陷检测方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN118091099A CN118091099A (zh) | 2024-05-28 |
CN118091099B true CN118091099B (zh) | 2024-09-13 |
Family
ID=91154938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202410319902.5A Active CN118091099B (zh) | 2024-03-20 | 2024-03-20 | 基于信号识别的电缆接头缺陷检测方法及系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN118091099B (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108008016A (zh) * | 2018-01-03 | 2018-05-08 | 国网安徽省电力有限公司电力科学研究院 | 基于x射线与超声联合检测的电力电缆及接头无损检测系统及方法 |
CN109030634A (zh) * | 2018-06-27 | 2018-12-18 | 广东电网有限责任公司 | 电缆橡胶接头内部缺陷超声成像及绝缘评估方法及装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5250809A (en) * | 1992-01-24 | 1993-10-05 | Shuji Nakata | Method and device for checking joint of electronic component |
CN109324236A (zh) * | 2018-09-29 | 2019-02-12 | 国网山西省电力公司太原供电公司 | 一种基于电缆接头典型缺陷的故障评价方法 |
US20220414860A1 (en) * | 2021-06-25 | 2022-12-29 | Subcom, Llc | Imaging device and system for inspecting cables and cable joints |
CN117372401A (zh) * | 2023-10-31 | 2024-01-09 | 华大天元(北京)科技股份有限公司 | 一种电缆线路缺陷的识别方法、系统、终端设备及介质 |
CN117437623A (zh) * | 2023-11-15 | 2024-01-23 | 广东电网有限责任公司 | 一种基于图像边缘检测的中间接头缺陷识别方法和系统 |
-
2024
- 2024-03-20 CN CN202410319902.5A patent/CN118091099B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108008016A (zh) * | 2018-01-03 | 2018-05-08 | 国网安徽省电力有限公司电力科学研究院 | 基于x射线与超声联合检测的电力电缆及接头无损检测系统及方法 |
CN109030634A (zh) * | 2018-06-27 | 2018-12-18 | 广东电网有限责任公司 | 电缆橡胶接头内部缺陷超声成像及绝缘评估方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
CN118091099A (zh) | 2024-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109828023A (zh) | 一种基于涡流成像的金属构件缺陷定量检测方法与装置 | |
CN109870282B (zh) | 基于压缩感知的叶片振动特征辨识方法及系统 | |
CN105334269A (zh) | 一种基于神经网络和导波特征数据库的管道缺陷类别判别方法 | |
CN109917258A (zh) | 大型变压器局部放电定位检测方法 | |
CN108120907A (zh) | 一种基于工频至低频电压下特征提取的局部放电诊断方法 | |
CN110161119B (zh) | 风电叶片缺陷识别方法 | |
CN111157864A (zh) | 一种局部放电超声波信号及图谱识别系统及其方法 | |
WO2024000731A1 (zh) | 晶圆缺陷评估方法、装置、存储器芯片和可读存储介质 | |
CN117630800A (zh) | 一种电能表自动检定装置故障诊断方法及系统 | |
CN114839269B (zh) | Gis固体绝缘件内部缺陷应力无损检测方法及装置 | |
CN113624834A (zh) | 一种基于边际谱质心检测的缺陷深度识别方法、系统 | |
CN118091099B (zh) | 基于信号识别的电缆接头缺陷检测方法及系统 | |
CN113552217B (zh) | 一种基于双自发自收相控阵探头的未知缺陷轮廓重建方法 | |
CN114722856A (zh) | 管道损伤监测方法及装置 | |
CN112816557A (zh) | 一种缺陷检测方法、装置、设备和存储介质 | |
CN117074870A (zh) | 一种电缆诊断方法及系统 | |
CN105928666A (zh) | 基于希尔伯特黄变换与盲源分离的泄漏声波特征提取方法 | |
CN113552218B (zh) | 基于阵列超声信号幅值和相位特征加权的缺陷定性检测方法 | |
CN113009295B (zh) | 一种用于局部放电多光谱监测数据分析方法 | |
CN115684855A (zh) | 基于孪生模型的电力设备内部绝缘缺陷放电量定量方法及系统 | |
Yu et al. | Research and application of intelligent diagnosis method of mechanical fault based on transformer vibration and noise and BP neural network | |
CN113567992A (zh) | 超声合成孔径聚焦的变压器套管内引线检测方法及系统 | |
CN114544765A (zh) | 一种基于深度学习的检测板状材料缺陷存在与位置的方法 | |
Xu et al. | Ultrasonic Signal Characterization of Typical Internal Defects in Silicone Rubber for 10kV Cable Intermediate Joint Insulation | |
CN113358750A (zh) | 一种基于边界元法的电力设备声成像方法及系统 |
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 | ||
CB03 | Change of inventor or designer information |
Inventor after: Qian Lei Inventor after: Ning Zhiqiang Inventor after: Xu Jun Inventor after: Yang Dongxing Inventor after: Xu Kai Inventor after: Song Changhong Inventor after: Jiang Lebin Inventor after: Gu Yusu Inventor after: Sun Qingming Inventor before: Qian Lei Inventor before: Ning Zhiqiang Inventor before: Xu Jun Inventor before: Yang Dongxing Inventor before: Xu Kai Inventor before: Song Changhong Inventor before: Jiang Lebin Inventor before: Gu Yusu Inventor before: Kong Qingming |
|
CB03 | Change of inventor or designer information |