CN110780162A - 一二次融合配电开关局部放电信号提取方法及检测装置 - Google Patents
一二次融合配电开关局部放电信号提取方法及检测装置 Download PDFInfo
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- 238000000354 decomposition reaction Methods 0.000 claims abstract description 23
- 238000010219 correlation analysis Methods 0.000 claims abstract description 6
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- 238000012544 monitoring process Methods 0.000 claims description 13
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- 230000005540 biological transmission Effects 0.000 claims description 5
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1209—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using acoustic measurements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/02—Preprocessing
- G06F2218/04—Denoising
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/08—Feature extraction
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- 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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CN201910958119.2A CN110780162B (zh) | 2019-10-10 | 2019-10-10 | 一二次融合配电开关局部放电信号提取方法及检测装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112014692A (zh) * | 2020-07-20 | 2020-12-01 | 国网安徽省电力有限公司电力科学研究院 | 基于主成分分析的局部放电特高频信号盲源分离去噪方法 |
CN115865043A (zh) * | 2022-11-04 | 2023-03-28 | 浙江黑卡电气有限公司 | 一种多维信号的动态去噪电路及其处理方法 |
Citations (5)
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CN104636314A (zh) * | 2015-01-30 | 2015-05-20 | 太原科技大学 | 一种单通道混沌信号盲源分离法 |
CN106236080A (zh) * | 2016-08-19 | 2016-12-21 | 合肥工业大学 | 基于多通道的脑电信号中肌电噪声的消除方法 |
CN106845339A (zh) * | 2016-12-13 | 2017-06-13 | 电子科技大学 | 一种基于双谱和emd融合特征的手机个体识别方法 |
CN106895906A (zh) * | 2017-03-23 | 2017-06-27 | 西安理工大学 | 一种水轮发电机组振动故障的特征提取方法 |
CN108710074A (zh) * | 2018-08-21 | 2018-10-26 | 广西电网有限责任公司电力科学研究院 | 一种基于无线传输技术的开关柜局部放电检测系统 |
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- 2019-10-10 CN CN201910958119.2A patent/CN110780162B/zh active Active
Patent Citations (5)
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CN104636314A (zh) * | 2015-01-30 | 2015-05-20 | 太原科技大学 | 一种单通道混沌信号盲源分离法 |
CN106236080A (zh) * | 2016-08-19 | 2016-12-21 | 合肥工业大学 | 基于多通道的脑电信号中肌电噪声的消除方法 |
CN106845339A (zh) * | 2016-12-13 | 2017-06-13 | 电子科技大学 | 一种基于双谱和emd融合特征的手机个体识别方法 |
CN106895906A (zh) * | 2017-03-23 | 2017-06-27 | 西安理工大学 | 一种水轮发电机组振动故障的特征提取方法 |
CN108710074A (zh) * | 2018-08-21 | 2018-10-26 | 广西电网有限责任公司电力科学研究院 | 一种基于无线传输技术的开关柜局部放电检测系统 |
Non-Patent Citations (7)
Title |
---|
KEVIN T SWEENEY: "The use of Ensemble Empirical Mode Decomposition with Canonical Correlation Analysis as a Novel Artifact Removal Technique", 《IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING》 * |
XUN CHEN: "A Novel EEMD-CCA Approach to Removing Muscle Artifacts for Pervasive EEG", 《IEEE SENSORS JOURNAL》 * |
XUN YANG: "Denoising of Industrial oscillation data using EEMD with CCA", 《SCIENCE DIRECT》 * |
丁一: "基于EEMD-CCA 组合去噪的新型配电开关柜局部放电抗干扰检测", 《电子器件》 * |
刘宇舜: "基于单通道盲源分离算法的局部放电特高频信号去噪方法", 《电工技术学报》 * |
周先春: "基于ICA 算法的集合经验模态分解去噪方法", 《软件》 * |
薛联青: "《变化条件下流域水循环影响机理及其生态响应过程》", 30 September 2018 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112014692A (zh) * | 2020-07-20 | 2020-12-01 | 国网安徽省电力有限公司电力科学研究院 | 基于主成分分析的局部放电特高频信号盲源分离去噪方法 |
CN115865043A (zh) * | 2022-11-04 | 2023-03-28 | 浙江黑卡电气有限公司 | 一种多维信号的动态去噪电路及其处理方法 |
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Effective date of registration: 20221122 Address after: No. 167, Guangdong Road, Hexi District, Tianjin 300204 Patentee after: STATE GRID TIANJIN ELECTRIC POWER COMPANY CHENGNAN POWER SUPPLY BRANCH Patentee after: STATE GRID TIANJIN ELECTRIC POWER Co. Patentee after: STATE GRID CORPORATION OF CHINA Address before: No.8, Haitai Huake 4th Road, Xiqing District, Tianjin 300384 Patentee before: ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF STATE GRID TIANJIN ELECTRIC POWER Co. Patentee before: STATE GRID TIANJIN ELECTRIC POWER Co. Patentee before: STATE GRID CORPORATION OF CHINA |