CN107315111A - 一种电能质量扰动分类方法及系统 - Google Patents
一种电能质量扰动分类方法及系统 Download PDFInfo
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- CN107315111A CN107315111A CN201710580783.9A CN201710580783A CN107315111A CN 107315111 A CN107315111 A CN 107315111A CN 201710580783 A CN201710580783 A CN 201710580783A CN 107315111 A CN107315111 A CN 107315111A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/165—Spectrum analysis; Fourier analysis using filters
- G01R23/167—Spectrum analysis; Fourier analysis using filters with digital filters
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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
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/148—Wavelet transforms
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108256465A (zh) * | 2018-01-12 | 2018-07-06 | 国网冀北电力有限公司秦皇岛供电公司 | 电能质量扰动事件识别方法及装置 |
CN108288039A (zh) * | 2018-01-25 | 2018-07-17 | 浙江群力电气有限公司 | 电压暂升和暂降的电能质量扰动识别方法、装置及设备 |
CN108535638A (zh) * | 2018-01-25 | 2018-09-14 | 国网浙江省电力有限公司电力科学研究院 | 基于多层滤波器的有载分接开关机械状态监测方法及系统 |
CN108872743A (zh) * | 2018-06-21 | 2018-11-23 | 中国人民解放军63892部队 | 一种基于小波变换的电能质量实时监测分析系统及方法 |
CN109101890A (zh) * | 2018-07-16 | 2018-12-28 | 中国科学院自动化研究所 | 基于小波变换的电能质量扰动识别方法及装置 |
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CN101339208A (zh) * | 2008-08-12 | 2009-01-07 | 中国矿业大学 | 一种基于时域分析的电压质量监测与扰动自动分类方法 |
CN102230951A (zh) * | 2011-03-28 | 2011-11-02 | 武汉大学 | 一种电力系统单一或多重电能扰动事件在线监测与识别方法 |
CN102944773A (zh) * | 2012-10-29 | 2013-02-27 | 华南理工大学 | 基于空间变换的电能扰动检测及分类方法 |
CN103743980A (zh) * | 2014-01-14 | 2014-04-23 | 山东科技大学 | 基于pso优化的svm的电能质量扰动识别与分类方法 |
CN104034974A (zh) * | 2014-05-09 | 2014-09-10 | 西南交通大学 | 一种复合电能质量扰动信号的识别方法 |
CN104459398A (zh) * | 2014-12-08 | 2015-03-25 | 东北电力大学 | 一种采用二维形态学降噪的电能质量复合扰动识别方法 |
CN105447502A (zh) * | 2015-11-05 | 2016-03-30 | 国家电网公司 | 一种基于s变换和改进svm算法的暂态电能扰动识别方法 |
CN105786903A (zh) * | 2014-12-25 | 2016-07-20 | 国家电网公司 | 一种对电能质量扰动事件分类的方法 |
-
2017
- 2017-07-17 CN CN201710580783.9A patent/CN107315111A/zh active Pending
Patent Citations (8)
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CN101339208A (zh) * | 2008-08-12 | 2009-01-07 | 中国矿业大学 | 一种基于时域分析的电压质量监测与扰动自动分类方法 |
CN102230951A (zh) * | 2011-03-28 | 2011-11-02 | 武汉大学 | 一种电力系统单一或多重电能扰动事件在线监测与识别方法 |
CN102944773A (zh) * | 2012-10-29 | 2013-02-27 | 华南理工大学 | 基于空间变换的电能扰动检测及分类方法 |
CN103743980A (zh) * | 2014-01-14 | 2014-04-23 | 山东科技大学 | 基于pso优化的svm的电能质量扰动识别与分类方法 |
CN104034974A (zh) * | 2014-05-09 | 2014-09-10 | 西南交通大学 | 一种复合电能质量扰动信号的识别方法 |
CN104459398A (zh) * | 2014-12-08 | 2015-03-25 | 东北电力大学 | 一种采用二维形态学降噪的电能质量复合扰动识别方法 |
CN105786903A (zh) * | 2014-12-25 | 2016-07-20 | 国家电网公司 | 一种对电能质量扰动事件分类的方法 |
CN105447502A (zh) * | 2015-11-05 | 2016-03-30 | 国家电网公司 | 一种基于s变换和改进svm算法的暂态电能扰动识别方法 |
Non-Patent Citations (3)
Title |
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IVAN W.SELESNICK: "Wavelet Transform With Tunable Q-Factor", 《IEEE TRANSACTIONS ON SIGNAL PROCESSING》 * |
KARTHIK THIRUMALA 等: "Tunable-Q Wavelet Transform and Dual Multiclass SVM for Online Automatic Detection of Power Quality Disturbances", 《EEE TRANSACTIONS ON SMART GRID》 * |
KARTHIK THIRUMALA 等: "Tunable-Q Wavelet Transform and Dual Multiclass SVM for Online Automatic Detection of Power Quality Disturbances", 《IEEE TRANSACTIONS ON SMART GRID》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108256465A (zh) * | 2018-01-12 | 2018-07-06 | 国网冀北电力有限公司秦皇岛供电公司 | 电能质量扰动事件识别方法及装置 |
CN108288039A (zh) * | 2018-01-25 | 2018-07-17 | 浙江群力电气有限公司 | 电压暂升和暂降的电能质量扰动识别方法、装置及设备 |
CN108535638A (zh) * | 2018-01-25 | 2018-09-14 | 国网浙江省电力有限公司电力科学研究院 | 基于多层滤波器的有载分接开关机械状态监测方法及系统 |
CN108872743A (zh) * | 2018-06-21 | 2018-11-23 | 中国人民解放军63892部队 | 一种基于小波变换的电能质量实时监测分析系统及方法 |
CN109101890A (zh) * | 2018-07-16 | 2018-12-28 | 中国科学院自动化研究所 | 基于小波变换的电能质量扰动识别方法及装置 |
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Address after: 311199 No. 165, Star Bridge Road, Star Bridge Street, Yuhang District, Hangzhou, Zhejiang Applicant after: ZHEJIANG TRULY ELECTRIC CO., LTD. Applicant after: Yuhang district power supply Co., Ltd., Hangzhou City, Zhejiang Applicant after: State Grid Zhejiang Electric Power Co., Ltd. Hangzhou power supply company Address before: 311199 No. 165, Star Bridge Road, Star Bridge Street, Yuhang District, Hangzhou, Zhejiang Applicant before: ZHEJIANG TRULY ELECTRIC CO., LTD. Applicant before: State Grid Zhejiang Hangzhou Yuhang District Power Supply Company Applicant before: Hangzhou Power Supply Company, State Grid Zhejiang Electric Power Company |
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Effective date of registration: 20180824 Address after: 310018 No. 11 street, Hangzhou economic and Technological Development Zone, Zhejiang 91 Applicant after: Hangzhou Electric Power Equipment Manufacture Co., Ltd. Applicant after: Yuhang district power supply Co., Ltd., Hangzhou City, Zhejiang Applicant after: State Grid Zhejiang Electric Power Co., Ltd. Hangzhou power supply company Address before: 311199 No. 165, Star Bridge Road, Star Bridge Street, Yuhang District, Hangzhou, Zhejiang Applicant before: ZHEJIANG TRULY ELECTRIC CO., LTD. Applicant before: Yuhang district power supply Co., Ltd., Hangzhou City, Zhejiang Applicant before: State Grid Zhejiang Electric Power Co., Ltd. Hangzhou power supply company |
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Application publication date: 20171103 |