| 注入式转子一点接地保护在拉西瓦水电机组中的应用 |
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| 引用本文： | 李忠,刘言冬.注入式转子一点接地保护在拉西瓦水电机组中的应用[J].青海电力,2009,28(4):31-33. |
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| 作者姓名： | 李忠 刘言冬 |
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| 作者单位： | 1. 黄河水电有限公司公伯峡发电分公司,青海,循化,810902
2. 黄河电力检修工程有限公司,青海,拉西瓦,811700 |
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| 摘 要： | 根据拉西瓦电站机组励磁绕组对地分布电容大、励磁电压高等特点，提出了外加直流电源方式的转子一点接地保护，并对保护的原理、接地电阻值的选取、运行及维护中的注意事项、保护的特点进行了详细阐述。
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| 关 键 词： | 拉西瓦水电站 转子接地保护 直流电源 注入式 |
Application of Injected Rotor One Point Earthing Protection in Laxiwa Hydropower Generating Units |
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| LI Zhong,LIU Yan-dong.Application of Injected Rotor One Point Earthing Protection in Laxiwa Hydropower Generating Units[J].Qinghai Electric Power,2009,28(4):31-33. |
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| Authors: | LI Zhong LIU Yan-dong |
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| Affiliation: | LI Zhong , LIU Yan - dong |
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| Abstract: | According to charactristics of exciting winding of big capacitance earthing distribution and high excitation vdtage in Laxiwa hydropower units, the paper puts forward rotor one point earthing protection of adding direct power supply, and expounds the protection＇ s principle, earthing resistance choosing, cautions in operation and maintenance, and protection＇ s characters in details. |
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| Keywords: | Laxiwa hydropower station rotor- earthing protection direct current injected mode |
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