| 注入式定子单相接地保护的应用分析 |
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| 引用本文： | 邰能灵,尹项根,胡玉峰,陈浩,陈德树. 注入式定子单相接地保护的应用分析[J]. 电力系统保护与控制, 2000, 28(6): 15-18 |
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| 作者姓名： | 邰能灵 尹项根 胡玉峰 陈浩 陈德树 |
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| 作者单位： | 华中理工大学电力系，湖北 武汉 430074 |
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| 摘 要： | 注入式定子接地保护能单独实现发电机定子 1 0 0 %绕组的保护。在考虑注入电源内阻的基础上 ,通过对故障电流的详细分析 ,扩展定子接地保护中电流突变量的概念 ,采用更加有效的保护动作分量 ,提高了保护灵敏度
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| 关 键 词： | 定子单相接地保护 注入电源 灵敏度 |
Analysis and application of injection voltage scheme against generator stator ground faults |
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| TAI Neng_ling,YIN Xiang_gen,HU Yu_feng,CHEN Hao,CHEN De_shu. Analysis and application of injection voltage scheme against generator stator ground faults[J]. Power System Protection and Control, 2000, 28(6): 15-18 |
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| Authors: | TAI Neng_ling YIN Xiang_gen HU Yu_feng CHEN Hao CHEN De_shu |
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| Abstract: | The stator ground fault protection with injection voltage can provide 100% winding's protection.Based on detailed analysis of fault current with the internal resistance of voltage source considered,the more effective fault contribution current is induced,and the application of it is also highlighted,which can obtain higher sensitivity. |
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| Keywords: | stator ground fault protection injection voltage sensitivity |
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