CN109613398A - 一种用于高压交直流混联电网的故障方向判别方法、判别元件 - Google Patents
一种用于高压交直流混联电网的故障方向判别方法、判别元件 Download PDFInfo
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- CN109613398A CN109613398A CN201811516493.9A CN201811516493A CN109613398A CN 109613398 A CN109613398 A CN 109613398A CN 201811516493 A CN201811516493 A CN 201811516493A CN 109613398 A CN109613398 A CN 109613398A
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000008859 change Effects 0.000 claims description 24
- 230000002441 reversible effect Effects 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000002950 deficient Effects 0.000 claims description 7
- 230000008092 positive effect Effects 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000000819 phase cycle Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 230000007257 malfunction Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 4
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- 238000004891 communication Methods 0.000 description 2
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- 230000004069 differentiation Effects 0.000 description 1
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Classifications
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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
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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Abstract
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CN201811516493.9A CN109613398B (zh) | 2018-12-12 | 2018-12-12 | 一种用于高压交直流混联电网的故障方向判别方法、判别元件 |
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CN201811516493.9A CN109613398B (zh) | 2018-12-12 | 2018-12-12 | 一种用于高压交直流混联电网的故障方向判别方法、判别元件 |
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CN109613398A true CN109613398A (zh) | 2019-04-12 |
CN109613398B CN109613398B (zh) | 2021-11-09 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113589024A (zh) * | 2020-04-30 | 2021-11-02 | 南京南瑞继保电气有限公司 | 冗余系统单套交流电压测量异常的快速检测方法及装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1306330A (zh) * | 2000-01-17 | 2001-08-01 | 李元龙 | 以虚拟电流作为保护判据重要元素的微机母线保护 |
CN1913275A (zh) * | 2006-07-28 | 2007-02-14 | 天津大学 | 用于特高压输电线的能量方向纵联保护方法和保护装置 |
US20090121726A1 (en) * | 2007-11-08 | 2009-05-14 | Advantest Corporation | Test apparatus and measurement apparatus |
CN108333474A (zh) * | 2018-01-25 | 2018-07-27 | 清华大学 | 一种母线电路的故障方向的延时判别方法和系统 |
CN108872799A (zh) * | 2018-09-03 | 2018-11-23 | 国网山东省电力公司潍坊供电公司 | 基于正序电流故障分量的有源配电网故障区段定位方法及系统 |
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2018
- 2018-12-12 CN CN201811516493.9A patent/CN109613398B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1306330A (zh) * | 2000-01-17 | 2001-08-01 | 李元龙 | 以虚拟电流作为保护判据重要元素的微机母线保护 |
CN1913275A (zh) * | 2006-07-28 | 2007-02-14 | 天津大学 | 用于特高压输电线的能量方向纵联保护方法和保护装置 |
US20090121726A1 (en) * | 2007-11-08 | 2009-05-14 | Advantest Corporation | Test apparatus and measurement apparatus |
CN108333474A (zh) * | 2018-01-25 | 2018-07-27 | 清华大学 | 一种母线电路的故障方向的延时判别方法和系统 |
CN108872799A (zh) * | 2018-09-03 | 2018-11-23 | 国网山东省电力公司潍坊供电公司 | 基于正序电流故障分量的有源配电网故障区段定位方法及系统 |
Non-Patent Citations (2)
Title |
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司新跃等: "基于电流相角突变量方向的有源配电网保护", 《电力系统自动化》 * |
沈诗佳: "《继电保护技术》", 31 March 2013 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113589024A (zh) * | 2020-04-30 | 2021-11-02 | 南京南瑞继保电气有限公司 | 冗余系统单套交流电压测量异常的快速检测方法及装置 |
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Inventor after: Zhang Guohui Inventor after: Sun Mengmeng Inventor after: Shi Yu Inventor after: Shi Fangfang Inventor after: Yang Chao Inventor after: Zhang Wanjie Inventor after: Huang Bingqing Inventor after: Wang Yongbo Inventor after: Li Congcong Inventor after: Liang Zhengtang Inventor after: Jing Liuming Inventor after: Liu Meng Inventor after: Wang Bin Inventor after: Su Jianjun Inventor after: Zhao Binchao Inventor after: Li Yudun Inventor after: Li Kuan Inventor after: Su Xin Inventor before: Zhang Guohui Inventor before: Shi Fangfang Inventor before: Yang Chao Inventor before: Zhang Wanjie Inventor before: Huang Bingqing Inventor before: Wang Yongbo Inventor before: Li Congcong Inventor before: Liang Zhengtang Inventor before: Jing Liuming Inventor before: Liu Meng Inventor before: Su Jianjun Inventor before: Zhao Binchao Inventor before: Li Yudun Inventor before: Li Kuan Inventor before: Su Xin Inventor before: Shi Yu |
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Effective date of registration: 20191216 Address after: Wang Yue Central Road Ji'nan City, Shandong province 250002 City No. 2000 Applicant after: Electric Power Research Institute of State Grid Shandong Electric Power Company Applicant after: Tsinghua University Applicant after: State Grid Co., Ltd. Address before: Wang Yue Central Road Ji'nan City, Shandong province 250002 City No. 2000 Applicant before: Electric Power Research Institute of State Grid Shandong Electric Power Company Applicant before: State Grid Co., Ltd. |
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