CN102662132A - Method and system for locating partial discharge of electrical equipment - Google Patents
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Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103529364A (en) * | 2013-09-20 | 2014-01-22 | 华北电力大学(保定) | In-oil multi-local discharge source positioning method based on ultrasonic thinned array sensor |
CN103760479A (en) * | 2014-01-10 | 2014-04-30 | 三峡大学 | Portable corona positioning instrument |
CN104251961A (en) * | 2013-06-27 | 2014-12-31 | 国家电网公司 | Partial discharging signal source positioning device and system of gas-insulation completely-enclosed combined electrical appliance |
CN104808124A (en) * | 2015-04-30 | 2015-07-29 | 国家电网公司 | Acoustic-electric combined positioning method of switch cabinet local discharge fault positions |
CN105719003A (en) * | 2016-01-13 | 2016-06-29 | 中国南方电网有限责任公司超高压输电公司 | Quantum genetic algorithm-based converter transformer partial-discharge ultrasonic location method |
CN105911497A (en) * | 2016-06-15 | 2016-08-31 | 国网北京市电力公司 | Correction method and device for partial discharge positioning error |
CN105929312A (en) * | 2016-04-28 | 2016-09-07 | 华北电力大学(保定) | Electrical equipment partial discharge source direction finding apparatus |
CN106019098A (en) * | 2016-06-15 | 2016-10-12 | 国网北京市电力公司 | Partial discharge positioning method, device and system |
CN106556783A (en) * | 2016-12-05 | 2017-04-05 | 西安交通大学 | A kind of shelf depreciation direction-finding method in transformer station based on superfrequency phased array principle |
CN107271860A (en) * | 2017-06-09 | 2017-10-20 | 北京兴迪仪器有限责任公司 | Partial discharge pulse waveform similarity recognition method |
CN107677941A (en) * | 2017-09-30 | 2018-02-09 | 北京华电智成电气设备有限公司 | A kind of high-frequency noise synthesizes synchronous common mode noise-reduction method |
CN107741554A (en) * | 2017-09-30 | 2018-02-27 | 北京华电智成电气设备有限公司 | A kind of spatial noise synthesizes synchronization combining noise-reduction method |
CN107942212A (en) * | 2017-11-17 | 2018-04-20 | 国网天津市电力公司 | A kind of substation's partial discharge positioning method without blur estimation based on spatial spectrum |
CN107966206A (en) * | 2017-11-07 | 2018-04-27 | 华北电力大学(保定) | A kind of array signal denoising method of fiber ultrasonic sensor array |
EP3234981A4 (en) * | 2014-12-17 | 2018-07-11 | Lockheed Martin Corporation | Sensor array packaging solution |
CN108445447A (en) * | 2018-02-27 | 2018-08-24 | 国家电网有限公司 | A kind of station domain space Mutual coupling system of substation's discharge source |
CN109116202A (en) * | 2018-10-17 | 2019-01-01 | 江苏方天电力技术有限公司 | A kind of PVDF ultrasound array sensor and its array signal denoising method |
CN109444691A (en) * | 2018-11-22 | 2019-03-08 | 天津大学 | Multiple physical field based on ultrasonic method couples silicon rubber partial discharge detecting system |
CN109829416A (en) * | 2019-01-28 | 2019-05-31 | 国网山东省电力公司日照供电公司 | A kind of method and system detecting ultrahigh frequency partial discharge signal from random noise |
CN110470956A (en) * | 2019-08-05 | 2019-11-19 | 上海电机学院 | A kind of power equipment shelf depreciation ultrasound locating method |
CN110865287A (en) * | 2019-11-27 | 2020-03-06 | 国网重庆市电力公司电力科学研究院 | GIS partial discharge positioning device |
CN111060871A (en) * | 2019-12-26 | 2020-04-24 | 南京长峰航天电子科技有限公司 | Five-element array positioning method and device based on improved genetic algorithm |
CN111289861A (en) * | 2020-03-26 | 2020-06-16 | 云南电网有限责任公司电力科学研究院 | Method for detecting position of partial discharge source |
CN111428596A (en) * | 2020-03-16 | 2020-07-17 | 重庆邮电大学 | Grinding sound signal detection method based on three sound pickups |
CN111665422A (en) * | 2020-06-08 | 2020-09-15 | 郑州精铖电力设备有限公司 | FPGA-based microphone array non-invasive type broadband sound wave real-time imaging detection system |
CN112255507A (en) * | 2020-09-10 | 2021-01-22 | 深圳供电局有限公司 | Partial discharge positioning method and device, computer equipment and storage medium |
CN113361607A (en) * | 2021-06-08 | 2021-09-07 | 云南电网有限责任公司电力科学研究院 | Medium-voltage distribution network line problem analysis method and device |
CN114280436A (en) * | 2021-12-24 | 2022-04-05 | 中国科学院电工研究所 | F-P ultrasonic sensor array implantation device for monitoring partial discharge of power equipment |
CN114966547A (en) * | 2022-05-18 | 2022-08-30 | 珠海视熙科技有限公司 | Compensation method, system and device for improving sound source positioning precision |
CN117347797A (en) * | 2023-09-28 | 2024-01-05 | 中国长江电力股份有限公司 | Ultrasonic array detection device and method for partial discharge |
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CN101702000A (en) * | 2009-11-26 | 2010-05-05 | 华北电力大学(保定) | Phased ultrasound locating method and system of partial discharge of transformer |
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CN101702000A (en) * | 2009-11-26 | 2010-05-05 | 华北电力大学(保定) | Phased ultrasound locating method and system of partial discharge of transformer |
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Cited By (43)
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CN104251961A (en) * | 2013-06-27 | 2014-12-31 | 国家电网公司 | Partial discharging signal source positioning device and system of gas-insulation completely-enclosed combined electrical appliance |
CN103529364B (en) * | 2013-09-20 | 2016-05-25 | 华北电力大学(保定) | Many Partial Discharge Sources localization method in oil based on ultrasonic thinned array sensor |
CN103529364A (en) * | 2013-09-20 | 2014-01-22 | 华北电力大学(保定) | In-oil multi-local discharge source positioning method based on ultrasonic thinned array sensor |
CN103760479A (en) * | 2014-01-10 | 2014-04-30 | 三峡大学 | Portable corona positioning instrument |
CN103760479B (en) * | 2014-01-10 | 2016-11-02 | 三峡大学 | Portable corona position finder |
EP3234981A4 (en) * | 2014-12-17 | 2018-07-11 | Lockheed Martin Corporation | Sensor array packaging solution |
CN104808124A (en) * | 2015-04-30 | 2015-07-29 | 国家电网公司 | Acoustic-electric combined positioning method of switch cabinet local discharge fault positions |
CN105719003A (en) * | 2016-01-13 | 2016-06-29 | 中国南方电网有限责任公司超高压输电公司 | Quantum genetic algorithm-based converter transformer partial-discharge ultrasonic location method |
CN105929312B (en) * | 2016-04-28 | 2019-03-26 | 华北电力大学(保定) | A kind of electrical equipment partial discharge source direction-finding device |
CN105929312A (en) * | 2016-04-28 | 2016-09-07 | 华北电力大学(保定) | Electrical equipment partial discharge source direction finding apparatus |
CN106019098A (en) * | 2016-06-15 | 2016-10-12 | 国网北京市电力公司 | Partial discharge positioning method, device and system |
CN105911497A (en) * | 2016-06-15 | 2016-08-31 | 国网北京市电力公司 | Correction method and device for partial discharge positioning error |
CN106556783B (en) * | 2016-12-05 | 2019-07-19 | 西安交通大学 | Shelf depreciation direction-finding method based on superfrequency phased array principle in a kind of substation |
CN106556783A (en) * | 2016-12-05 | 2017-04-05 | 西安交通大学 | A kind of shelf depreciation direction-finding method in transformer station based on superfrequency phased array principle |
CN107271860A (en) * | 2017-06-09 | 2017-10-20 | 北京兴迪仪器有限责任公司 | Partial discharge pulse waveform similarity recognition method |
CN107271860B (en) * | 2017-06-09 | 2019-09-24 | 北京兴迪仪器有限责任公司 | Partial discharge pulse waveform similarity recognition method |
CN107677941A (en) * | 2017-09-30 | 2018-02-09 | 北京华电智成电气设备有限公司 | A kind of high-frequency noise synthesizes synchronous common mode noise-reduction method |
CN107741554A (en) * | 2017-09-30 | 2018-02-27 | 北京华电智成电气设备有限公司 | A kind of spatial noise synthesizes synchronization combining noise-reduction method |
CN107677941B (en) * | 2017-09-30 | 2019-12-13 | 北京华电智成电气设备有限公司 | high-frequency noise synthesis synchronous common-mode noise reduction method |
CN107741554B (en) * | 2017-09-30 | 2019-12-13 | 北京华电智成电气设备有限公司 | Synchronous combined noise reduction method for airspace noise synthesis |
CN107966206B (en) * | 2017-11-07 | 2019-01-04 | 华北电力大学(保定) | A kind of array signal denoising method of fiber ultrasonic sensor array |
CN107966206A (en) * | 2017-11-07 | 2018-04-27 | 华北电力大学(保定) | A kind of array signal denoising method of fiber ultrasonic sensor array |
CN107942212A (en) * | 2017-11-17 | 2018-04-20 | 国网天津市电力公司 | A kind of substation's partial discharge positioning method without blur estimation based on spatial spectrum |
CN108445447A (en) * | 2018-02-27 | 2018-08-24 | 国家电网有限公司 | A kind of station domain space Mutual coupling system of substation's discharge source |
CN108445447B (en) * | 2018-02-27 | 2021-09-28 | 国家电网有限公司 | Substation area space direction of arrival estimation system of substation discharge source |
CN109116202A (en) * | 2018-10-17 | 2019-01-01 | 江苏方天电力技术有限公司 | A kind of PVDF ultrasound array sensor and its array signal denoising method |
CN109444691A (en) * | 2018-11-22 | 2019-03-08 | 天津大学 | Multiple physical field based on ultrasonic method couples silicon rubber partial discharge detecting system |
CN109829416A (en) * | 2019-01-28 | 2019-05-31 | 国网山东省电力公司日照供电公司 | A kind of method and system detecting ultrahigh frequency partial discharge signal from random noise |
CN110470956A (en) * | 2019-08-05 | 2019-11-19 | 上海电机学院 | A kind of power equipment shelf depreciation ultrasound locating method |
CN110865287A (en) * | 2019-11-27 | 2020-03-06 | 国网重庆市电力公司电力科学研究院 | GIS partial discharge positioning device |
CN111060871A (en) * | 2019-12-26 | 2020-04-24 | 南京长峰航天电子科技有限公司 | Five-element array positioning method and device based on improved genetic algorithm |
CN111428596A (en) * | 2020-03-16 | 2020-07-17 | 重庆邮电大学 | Grinding sound signal detection method based on three sound pickups |
CN111289861A (en) * | 2020-03-26 | 2020-06-16 | 云南电网有限责任公司电力科学研究院 | Method for detecting position of partial discharge source |
CN111289861B (en) * | 2020-03-26 | 2022-01-25 | 云南电网有限责任公司电力科学研究院 | Method for detecting position of partial discharge source |
CN111665422A (en) * | 2020-06-08 | 2020-09-15 | 郑州精铖电力设备有限公司 | FPGA-based microphone array non-invasive type broadband sound wave real-time imaging detection system |
CN112255507A (en) * | 2020-09-10 | 2021-01-22 | 深圳供电局有限公司 | Partial discharge positioning method and device, computer equipment and storage medium |
CN112255507B (en) * | 2020-09-10 | 2022-07-22 | 深圳供电局有限公司 | Partial discharge positioning method and device, computer equipment and storage medium |
CN113361607A (en) * | 2021-06-08 | 2021-09-07 | 云南电网有限责任公司电力科学研究院 | Medium-voltage distribution network line problem analysis method and device |
CN113361607B (en) * | 2021-06-08 | 2023-01-20 | 云南电网有限责任公司电力科学研究院 | Medium-voltage distribution network line problem analysis method and device |
CN114280436A (en) * | 2021-12-24 | 2022-04-05 | 中国科学院电工研究所 | F-P ultrasonic sensor array implantation device for monitoring partial discharge of power equipment |
CN114280436B (en) * | 2021-12-24 | 2024-01-19 | 中国科学院电工研究所 | F-P ultrasonic sensor array implantation device for monitoring partial discharge of power equipment |
CN114966547A (en) * | 2022-05-18 | 2022-08-30 | 珠海视熙科技有限公司 | Compensation method, system and device for improving sound source positioning precision |
CN117347797A (en) * | 2023-09-28 | 2024-01-05 | 中国长江电力股份有限公司 | Ultrasonic array detection device and method for partial discharge |
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