CN109643890B - 用于对混合型输电线路中的故障进行定位的方法和系统 - Google Patents
用于对混合型输电线路中的故障进行定位的方法和系统 Download PDFInfo
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- CN109643890B CN109643890B CN201680087471.8A CN201680087471A CN109643890B CN 109643890 B CN109643890 B CN 109643890B CN 201680087471 A CN201680087471 A CN 201680087471A CN 109643890 B CN109643890 B CN 109643890B
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- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000005540 biological transmission Effects 0.000 title claims abstract description 33
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- 238000002474 experimental method Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
-
- 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
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
-
- 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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/265—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured making use of travelling wave theory
-
- 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
- G01R31/11—Locating faults in cables, transmission lines, or networks using pulse reflection methods
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/40—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to ratio of voltage and current
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Locating Faults (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2016/054112 WO2018007857A1 (en) | 2016-07-08 | 2016-07-08 | A method and system for locating a fault in a mixed power transmission line |
Publications (2)
Publication Number | Publication Date |
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CN109643890A CN109643890A (zh) | 2019-04-16 |
CN109643890B true CN109643890B (zh) | 2020-10-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201680087471.8A Active CN109643890B (zh) | 2016-07-08 | 2016-07-08 | 用于对混合型输电线路中的故障进行定位的方法和系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11047892B2 (zh) |
EP (1) | EP3482472B1 (zh) |
CN (1) | CN109643890B (zh) |
WO (1) | WO2018007857A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017066489A1 (en) * | 2015-10-13 | 2017-04-20 | Schweitzer Engineering Laboratories, Inc. | Testing system for traveling wave fault detectors |
US10989752B2 (en) * | 2017-09-22 | 2021-04-27 | Schweitzer Engineering Laboratories, Inc. | Distance protection using traveling waves in an electric power delivery system |
US11594876B2 (en) | 2018-10-31 | 2023-02-28 | Hitachi Energy Switzerland Ag | Accelerated zone-2 protection for transmission lines |
JP7429339B2 (ja) * | 2020-01-30 | 2024-02-08 | ヒタチ・エナジー・リミテッド | 非同期測定を使用した、パラメータに依存しない進行波ベースの故障位置特定 |
CN111679153A (zh) * | 2020-06-16 | 2020-09-18 | 南京南瑞继保电气有限公司 | 配电网故障测距方法、系统及一体化行波测距装置 |
CN112269096B (zh) * | 2020-09-22 | 2021-08-31 | 华中科技大学 | 一种基于k系数的配电网行波故障定位方法、装置和系统 |
CN112904108B (zh) * | 2021-01-15 | 2023-03-31 | 云南电网有限责任公司电力科学研究院 | 一种电容式电压互感器电磁单元故障诊断方法 |
US11656264B2 (en) * | 2021-07-13 | 2023-05-23 | Dell Products L.P. | High-speed signal subsystem testing system |
US20230237404A1 (en) * | 2022-01-21 | 2023-07-27 | Honeywell International Inc. | Performance metric assurance for asset management |
CN114689990A (zh) * | 2022-03-02 | 2022-07-01 | 云南电网有限责任公司电力科学研究院 | 一种环形电力网络故障定位方法及相关设备 |
CN117471246B (zh) * | 2023-12-13 | 2024-10-01 | 国网湖北省电力有限公司武汉供电公司 | 一种基于行波极性的混合输电线路单端行波测距方法 |
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CN103346540A (zh) * | 2013-03-25 | 2013-10-09 | 浙江大学 | 一种采用相电流制动的混合线路行波差动保护方法 |
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CN105223471A (zh) * | 2015-10-15 | 2016-01-06 | 东南大学 | 基于线路参数的输电线路故障定位方法、继电保护装置 |
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US5272439A (en) | 1992-02-21 | 1993-12-21 | University Of Connecticut | Method and apparatus for the detection and location of faults and partial discharges in shielded cables |
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EP2873982B1 (en) * | 2013-11-15 | 2016-04-27 | ABB Technology AG | A method of single-ended location in HVDC transmission lines |
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2016
- 2016-07-08 CN CN201680087471.8A patent/CN109643890B/zh active Active
- 2016-07-08 US US16/315,665 patent/US11047892B2/en active Active
- 2016-07-08 EP EP16741690.8A patent/EP3482472B1/en active Active
- 2016-07-08 WO PCT/IB2016/054112 patent/WO2018007857A1/en unknown
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Also Published As
Publication number | Publication date |
---|---|
EP3482472B1 (en) | 2023-06-07 |
US20190391191A1 (en) | 2019-12-26 |
US11047892B2 (en) | 2021-06-29 |
CN109643890A (zh) | 2019-04-16 |
EP3482472A1 (en) | 2019-05-15 |
WO2018007857A1 (en) | 2018-01-11 |
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