| 引用本文: | 付强,王少荣,程时杰.基于PMU同步数据的电力系统暂态稳定分析方法综述[J].电力系统保护与控制,2003,31(1):76-79,83.[点击复制] |
| ZHANG Zhan_biao,GUO Run_sheng.Analysis on the operation of ZJL-31x distance protection during single-phase ground fault of 110kV line[J].Power System Protection and Control,2003,31(1):76-79,83[点击复制] |
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| 摘要: |
| 同步相位测量单元利用全球定位系统 (GPS)提供的精确时间基准对电力系统的状态进行数据采集。传统的暂态稳定分析方法主要是基于各节点的异步采样数据来判断稳定。PMU的同步采样数据为电力系统的暂态稳定分析和控制提供了一条新的途径 ,也为传统的电力系统暂态稳定分析方法提出了改进的条件。本文首先简要介绍了相量测量单元应用现状 ,然后综述了PMU出现后在电力系统暂态稳定分析方面出现的新方法和取得的新进展 |
| 关键词: 相量测量单元 暂态稳定分析 GPS |
| DOI：10.7667/j.issn.1674-3415.2003.01.021 |
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| 基金项目: |
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| Analysis on the operation of ZJL-31x distance protection during single-phase ground fault of 110kV line |
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| Abstract: |
| Using the method of voltage vector diagram, the operating behaviour of ZJL_31x distance protection during single_phase ground fault of 110 kV line is analysed so as to deeply understand the distance protection and improve the analysis ability of relay protection operators. |
| Key words: polarizing quantity,compensation voltage,the 3rd_phase voltage,voltage vector |
