| 互感器公共变比在三相功率计量中的应用 |
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| 引用本文： | 徐思成. 互感器公共变比在三相功率计量中的应用[J]. 现代电子技术, 2004, 27(5): 18-20 |
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| 作者姓名： | 徐思成 |
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| 作者单位： | 河南质量工程职业学院,河南,平顶山,467002 |
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| 摘 要： | 电压互感器、电流互感器和三相功率表结合使用，扩大了功率表的量限，并提出了公共变比的概念，解决了互感器变比不一致时三相功率的正确计量。
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| 关 键 词： | 互感器 公共变比 三相三线制 三相四线制 |
| 文章编号： | 1004-373X(2004)05-018-03 |
| 修稿时间： | 2003-11-19 |
Public Transformation Ratio of Mutual Inductor and Its Application in Three-phase Power Computation |
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| XU Sicheng. Public Transformation Ratio of Mutual Inductor and Its Application in Three-phase Power Computation[J]. Modern Electronic Technique, 2004, 27(5): 18-20 |
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| Authors: | XU Sicheng |
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| Abstract: | Combination usage of threephase power meter with threephase potential transformer and threephase current transformer extends the range of the power meter,and puts forward the concept of the public ratio of transformation, and solves the exactitude of the power computation when public transformation ratio of mutual inductor is inconformity |
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| Keywords: | mutual inductor public ratio of transformation threephase threewire system threephase fourwire system |
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