| 220kV光纤纵联保护中旁路保护代线路保护的若干问题 |
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| 引用本文： | 曾子县.220kV光纤纵联保护中旁路保护代线路保护的若干问题[J].广东电力,2011,24(8):44-46. |
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| 作者姓名： | 曾子县 |
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| 作者单位： | 广东电网公司东莞供电局,广东东莞,523120 |
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| 摘 要： | 针对目前220 kV电网中存在线路保护与旁路保护型号不一致的情况,对光纤纵联保护中旁路保护代线路保护的切换回路设计、保护配合、运行操作等问题进行研究,提出应根据旁路保护的收发信方式设计线路保护的旁路代收发信回路,根据被代线路保护的型号对旁路保护的保护方式、信道形式、信号传输方式和同杆双回运行方式进行整定,指出旁路保护代...
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| 关 键 词： | 继电保护 光纤纵联保护 旁路保护 线路保护 光纤信道 |
Problems in Replacement of Line Protection by Bypass Protection in Pilot Protection of 220 kV Optic Fiber |
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| ZENG Zi-xian.Problems in Replacement of Line Protection by Bypass Protection in Pilot Protection of 220 kV Optic Fiber[J].Guangdong Electric Power,2011,24(8):44-46. |
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| Authors: | ZENG Zi-xian |
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| Affiliation: | ZENG Zi-xian(Dongguan Power Supply Bureau of Guangdong Power Grid Corporation,Dongguan,Guangdong 523120,China) |
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| Abstract: | Aiming at nonconformity in types between line protection and bypass protection in present 220 kV power grids,the paper investigates design of switching circuit,protection match as well as operation and running of replaced line protection by bypass protection in pilot protection of optic fiber.It is proposed that replaced messaging circuit of line protection should be designed in accordance to messaging mode of bypass protection;protection mode,channel type,signal transmission type and operation mode of doub... |
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| Keywords: | relaying protection pilot protection of optical fiber bypass protection line protection optic fiber channel |
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