CN106207989B - 基于交流电压过零点的区域电网保护数据插值同步方法、系统 - Google Patents
基于交流电压过零点的区域电网保护数据插值同步方法、系统 Download PDFInfo
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- CN106207989B CN106207989B CN201610538556.5A CN201610538556A CN106207989B CN 106207989 B CN106207989 B CN 106207989B CN 201610538556 A CN201610538556 A CN 201610538556A CN 106207989 B CN106207989 B CN 106207989B
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- 230000004224 protection Effects 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 35
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 241001269238 Data Species 0.000 claims abstract description 5
- 230000003111 delayed effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- 238000003672 processing method Methods 0.000 description 6
- 208000032170 Congenital Abnormalities Diseases 0.000 description 1
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 208000036993 Frustration Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007698 birth defect Effects 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
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Classifications
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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
- H02H7/261—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 involving signal transmission between at least two stations
- H02H7/263—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 involving signal transmission between at least two stations involving transmissions of measured values
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- Supply And Distribution Of Alternating Current (AREA)
- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
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CN201610538556.5A CN106207989B (zh) | 2016-07-08 | 2016-07-08 | 基于交流电压过零点的区域电网保护数据插值同步方法、系统 |
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CN201610538556.5A CN106207989B (zh) | 2016-07-08 | 2016-07-08 | 基于交流电压过零点的区域电网保护数据插值同步方法、系统 |
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CN106207989A CN106207989A (zh) | 2016-12-07 |
CN106207989B true CN106207989B (zh) | 2018-07-24 |
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CN201610538556.5A Active CN106207989B (zh) | 2016-07-08 | 2016-07-08 | 基于交流电压过零点的区域电网保护数据插值同步方法、系统 |
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CN112688284B (zh) * | 2021-01-21 | 2022-02-18 | 华中科技大学 | 基于电压过零点的配电网差动保护数据同步方法和系统 |
Citations (7)
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---|---|---|---|---|
CN101534002A (zh) * | 2009-04-14 | 2009-09-16 | 国电南瑞科技股份有限公司 | Et接入的光纤差动保护装置的数据同步方法 |
CN101980416A (zh) * | 2010-10-15 | 2011-02-23 | 中国南方电网有限责任公司超高压输电公司柳州局 | 一种智能变电站系统中实现采样值同步的方法 |
CN102243272A (zh) * | 2011-04-01 | 2011-11-16 | 重庆大学 | 一种高精度采样数据同步的谐波分析方法 |
CN102623966A (zh) * | 2012-04-01 | 2012-08-01 | 许继集团有限公司 | 一种母线差动保护方法 |
CN103986129A (zh) * | 2014-05-30 | 2014-08-13 | 广西电网公司 | 基于电压锁相网络化采样的母线保护系统及方法 |
CN104600678A (zh) * | 2014-08-11 | 2015-05-06 | 长园深瑞继保自动化有限公司 | 母线保护电流同步方法 |
CN105205319A (zh) * | 2015-09-10 | 2015-12-30 | 南京国电南自电网自动化有限公司 | 一种用于采样数据同步的改进型幅值无衰减线性插值方法 |
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2016
- 2016-07-08 CN CN201610538556.5A patent/CN106207989B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101534002A (zh) * | 2009-04-14 | 2009-09-16 | 国电南瑞科技股份有限公司 | Et接入的光纤差动保护装置的数据同步方法 |
CN101980416A (zh) * | 2010-10-15 | 2011-02-23 | 中国南方电网有限责任公司超高压输电公司柳州局 | 一种智能变电站系统中实现采样值同步的方法 |
CN102243272A (zh) * | 2011-04-01 | 2011-11-16 | 重庆大学 | 一种高精度采样数据同步的谐波分析方法 |
CN102623966A (zh) * | 2012-04-01 | 2012-08-01 | 许继集团有限公司 | 一种母线差动保护方法 |
CN103986129A (zh) * | 2014-05-30 | 2014-08-13 | 广西电网公司 | 基于电压锁相网络化采样的母线保护系统及方法 |
CN104600678A (zh) * | 2014-08-11 | 2015-05-06 | 长园深瑞继保自动化有限公司 | 母线保护电流同步方法 |
CN105205319A (zh) * | 2015-09-10 | 2015-12-30 | 南京国电南自电网自动化有限公司 | 一种用于采样数据同步的改进型幅值无衰减线性插值方法 |
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Effective date of registration: 20201216 Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch Address before: 250101 power intelligent robot production project 101 south of Feiyue Avenue and east of No.26 Road (in ICT Industrial Park) in Suncun District of Gaoxin, Jinan City, Shandong Province Patentee before: National Network Intelligent Technology Co.,Ltd. |
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Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong luruan Digital Technology Co.,Ltd. smart energy branch Address before: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee before: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch |