基于GTO器件特性和故障状态下gto的过流工况,研究了GTO过流分级快速保护模式和实现方法以及保护的极限条件。
GTO over current rapid protection by gradation mode and limited protection conditions are studied based on the features of GTO and over current situation under fault state.
还可实现电动机的过流、过载、缺相等多种保护以及轻载节能运行,应用非常广泛。
Its application was widely, which can realize low cost running and protection, such as over current, over load and phase breaking.
提出了稳定流量精度的计算公式以及变节流口过流面积的计算公式;
The formulas for calculating the precision of priority flow and the area passed by divided flow are given.
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