| 一种智能化母线保护大差高低值判别逻辑分析 |
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| 引用本文： | 王俊康,谭小兵,朱小燕,汪卫东.一种智能化母线保护大差高低值判别逻辑分析[J].浙江电力,2020(1):53-59. |
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| 作者姓名： | 王俊康 谭小兵 朱小燕 汪卫东 |
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| 作者单位： | 浙江省送变电工程有限公司;杭州市电力设计院有限公司 |
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| 基金项目： | 国网浙江省电力有限公司2020年第二批科技储备项目D71号 |
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| 摘 要： | 母线保护装置的可靠性关系到电力系统的安全、稳定运行。通过对各主流厂家母线保护装置大差比率制动系数高低值判别逻辑的总结,结合工程实际中遇到的两个较为典型的问题,分析了问题的症结所在,提出了解决方案,并对解决方案进行了理论分析和实例验证,对类似工程有一定的指导意义。
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| 关 键 词： | 母线保护 双母单分段 大差比率制动系数 高值 低值 |
Analysis of Large Difference Discrimination Logic for Intelligent Bus Protection |
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| WANG Junkang,TAN Xiaobing,ZHU Xiaoyan,WANG Weidong.Analysis of Large Difference Discrimination Logic for Intelligent Bus Protection[J].Zhejiang Electric Power,2020(1):53-59. |
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| Authors: | WANG Junkang TAN Xiaobing ZHU Xiaoyan WANG Weidong |
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| Affiliation: | (Zhejiang Electric Transmission&Transformation Engineering Co.,Ltd.,Hangzhou 310020,China;Hangzhou Electric Power Design Institute Co.,Ltd.,Hangzhou 310004,China) |
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| Abstract: | The reliability of bus protection is crucial to operation safety and stability of the power system.By comparing large difference discrimination logic of braking ratio of bus protection devices from mainstream manufacturers,the paper analyzes the causes of the problem based on two typical problems in engineering practice and proposes the solutions.Besides,the paper conducts theoretical analysis and verification of the solutions,guiding similar projects. |
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| Keywords: | bus protection double bus single segment large difference ratio braking coefficient high value low value |
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