【摘要】 本文介绍了数字式能量方向保护装置及其动模试验结果。并论述了能量方向元件的递归算法和用以快速切除线路中近端严重故障的距离保护原理、快速选相方法更多还原

【Abstract】 This paper introduces a digital energy directional relay and the result of dynamic simulation.It discusses a recurrent algorithm of the energy directional component,the principle of distance relay for cutting off near fault quickly and the method for quick phase selecting.更多还原