CN108828410A - 一种基于vlf电压谱的电缆径向损伤的检测方法 - Google Patents
一种基于vlf电压谱的电缆径向损伤的检测方法 Download PDFInfo
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- CN108828410A CN108828410A CN201810958180.2A CN201810958180A CN108828410A CN 108828410 A CN108828410 A CN 108828410A CN 201810958180 A CN201810958180 A CN 201810958180A CN 108828410 A CN108828410 A CN 108828410A
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- 238000004611 spectroscopical analysis Methods 0.000 title claims abstract description 62
- 230000006378 damage Effects 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000009795 derivation Methods 0.000 claims abstract description 20
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 7
- 208000014674 injury Diseases 0.000 claims abstract description 5
- 230000010354 integration Effects 0.000 claims description 35
- 238000012360 testing method Methods 0.000 claims description 34
- 238000004364 calculation method Methods 0.000 claims description 31
- 238000005259 measurement Methods 0.000 claims description 7
- 238000013528 artificial neural network Methods 0.000 claims description 3
- 238000004422 calculation algorithm Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 13
- 230000005611 electricity Effects 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 208000028659 discharge Diseases 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
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- 239000003063 flame retardant Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/088—Aspects of digital computing
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CN201810958180.2A CN108828410B (zh) | 2018-08-22 | 2018-08-22 | 一种基于vlf电压谱的电缆径向损伤的检测方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109521312A (zh) * | 2019-01-30 | 2019-03-26 | 云南电网有限责任公司电力科学研究院 | 一种非技术线损检测方法、装置及系统 |
CN112198403A (zh) * | 2020-10-10 | 2021-01-08 | 重庆交通大学 | 基于多尺度介电系数的船舶电缆绝缘腐蚀程度估算技术 |
CN114186392A (zh) * | 2021-11-09 | 2022-03-15 | 西南交通大学 | 一种xlpe电缆老化程度评估方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5991376A (ja) * | 1982-11-16 | 1984-05-26 | Kansai Electric Power Co Inc:The | 電力ケ−ブルの絶縁劣化診断方法 |
JPH0221278A (ja) * | 1988-07-08 | 1990-01-24 | Mitsubishi Cable Ind Ltd | 誘電正接測定方法 |
JP2004020269A (ja) * | 2002-06-13 | 2004-01-22 | Showa Electric Wire & Cable Co Ltd | ケーブル線路のtanδ測定方法 |
JP2014202686A (ja) * | 2013-04-09 | 2014-10-27 | 三菱電機ビルテクノサービス株式会社 | 非停電絶縁診断装置及び非停電絶縁診断方法 |
CN105699843A (zh) * | 2016-02-04 | 2016-06-22 | 华中科技大学 | 一种电缆运行状态诊断方法及系统 |
CN107122577A (zh) * | 2017-07-10 | 2017-09-01 | 上海海能信息科技有限公司 | 一种实时动态的电缆载流量计算方法及系统 |
CN206756937U (zh) * | 2017-03-02 | 2017-12-15 | 福建瑞能博尔电力设备有限公司 | 电缆介损老化状态测试仪 |
CN108051712A (zh) * | 2017-12-14 | 2018-05-18 | 四川大学 | 10kV XLPE电力电缆绝缘老化评估方法及系统 |
-
2018
- 2018-08-22 CN CN201810958180.2A patent/CN108828410B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5991376A (ja) * | 1982-11-16 | 1984-05-26 | Kansai Electric Power Co Inc:The | 電力ケ−ブルの絶縁劣化診断方法 |
JPH0221278A (ja) * | 1988-07-08 | 1990-01-24 | Mitsubishi Cable Ind Ltd | 誘電正接測定方法 |
JP2004020269A (ja) * | 2002-06-13 | 2004-01-22 | Showa Electric Wire & Cable Co Ltd | ケーブル線路のtanδ測定方法 |
JP2014202686A (ja) * | 2013-04-09 | 2014-10-27 | 三菱電機ビルテクノサービス株式会社 | 非停電絶縁診断装置及び非停電絶縁診断方法 |
CN105699843A (zh) * | 2016-02-04 | 2016-06-22 | 华中科技大学 | 一种电缆运行状态诊断方法及系统 |
CN206756937U (zh) * | 2017-03-02 | 2017-12-15 | 福建瑞能博尔电力设备有限公司 | 电缆介损老化状态测试仪 |
CN107122577A (zh) * | 2017-07-10 | 2017-09-01 | 上海海能信息科技有限公司 | 一种实时动态的电缆载流量计算方法及系统 |
CN108051712A (zh) * | 2017-12-14 | 2018-05-18 | 四川大学 | 10kV XLPE电力电缆绝缘老化评估方法及系统 |
Non-Patent Citations (5)
Title |
---|
C.BOONSENG: "A high voltage cables terminator for partial discharge and dielectric loss measurement", 《 CONFERENCE RECORD OF THE THE 2002 IEEE INTERNATIONAL SYMPOSIUM ON ELECTRICAL INSULATION (CAT. NO.02CH37316)》 * |
DONGYANG WANG: "Modeling the low frequency domain dielectric response of oil-paper insulation", 《 2016 IEEE INTERNATIONAL CONFERENCE ON HIGH VOLTAGE ENGINEERING AND APPLICATION (ICHVE)》 * |
YACINE MECHERI: "Characterization of laboratory aged MV XLPE cables using dielectric losses factor measurements", 《 2014 INTERNATIONAL CONFERENCE ON ELECTRICAL SCIENCES AND TECHNOLOGIES IN MAGHREB (CISTEM)》 * |
王东阳等: "低频激励下油隙的电极极化建模与介电参数方程", 《中国电机工程学报》 * |
王东阳等: "变压器油纸绝缘系统低频介电参数方程", 《电工技术学报》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109521312A (zh) * | 2019-01-30 | 2019-03-26 | 云南电网有限责任公司电力科学研究院 | 一种非技术线损检测方法、装置及系统 |
CN112198403A (zh) * | 2020-10-10 | 2021-01-08 | 重庆交通大学 | 基于多尺度介电系数的船舶电缆绝缘腐蚀程度估算技术 |
CN112198403B (zh) * | 2020-10-10 | 2023-11-17 | 重庆交通大学 | 基于多尺度介电系数的船舶电缆绝缘腐蚀程度估算方法 |
CN114186392A (zh) * | 2021-11-09 | 2022-03-15 | 西南交通大学 | 一种xlpe电缆老化程度评估方法 |
CN114186392B (zh) * | 2021-11-09 | 2022-07-19 | 西南交通大学 | 一种xlpe电缆老化程度评估方法 |
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Effective date of registration: 20231225 Address after: 528247, Room 103, 1st Floor, Spring International, No. 5 Yanbu Hengjiang Ge'an Avenue, Dali Town, Nanhai District, Foshan City, Guangdong Province (Residence Declaration) Patentee after: Guangdong Te'an Intelligent Technology Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20231225 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 611756 Research Institute of Science and Technology Development, Southwest Jiaotong University, Chengdu High-tech Zone, Sichuan Province Patentee before: SOUTHWEST JIAOTONG University |