调匝式消弧线圈电容电流的测量新方法及其验证

New Measuring Method and Its Verification for Capacity Current of Adjustable Turns Type Arc-Extinguishing Coil

分析了配电网谐振接地系统中电容电流变化规律,提出了一种适用于调匝式消弧线圈的测量电容电流新方法,制定出相关的控制策略。通过建模仿真验证此方法实用可靠、计算量小、测量精度高,完全能满足现场的实际需求,具有很好的应用前景。

Analysis was made to the capacity current changing law in power distribution net resonant grounding system, an applicable new measuring method for capacity current of adjustable turns type arc-extinguishing coil raised with related control policy made. Building simulation verifies this method is practical and reliable, little in calculation quantity, high in measurement accuracy, completely meeting actual needs of the site with very good application prospect.