| 配电网电容电流的测量方法分析 |
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| 引用本文： | 孙岩洲,邱毓昌. 配电网电容电流的测量方法分析[J]. 高压电器, 2002, 38(5): 27-28,32 |
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| 作者姓名： | 孙岩洲 邱毓昌 |
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| 作者单位： | 西安交通大学,陕西,西安,710049 |
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| 摘 要： | 对采用相对地附加电容测量配电网电容电流的方法进行了误差分析,并提出减小误差可采取的措施。介绍了从二次侧测量配电网电容电流的方法,根据情况可分别从消弧线圈的零序PT或电网的PT开口三角端注入变频恒流信号,从而计算出电容电流。
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| 关 键 词： | 配电网 电容电流 测量 变频电流 |
| 文章编号： | 1001-1609(2002)05-0027-02 |
MEASUREMENT OF CAPACITIVE CURRENT IN POWER DISTRIBUTION NETWORK |
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| SUN Yan-zhou,QIU Yu-chang. MEASUREMENT OF CAPACITIVE CURRENT IN POWER DISTRIBUTION NETWORK[J]. High Voltage Apparatus, 2002, 38(5): 27-28,32 |
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| Authors: | SUN Yan-zhou QIU Yu-chang |
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| Abstract: | One method for measuring the capacitive current by using an additional capacitor in power distribution network is analyzed.Some possible measures to reduce errors are given.Another method by injecting current with variable frequency is introduced in this paper. |
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| Keywords: | distribution network capacitive current measurement variable-frequency current |
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