摘  要：本文對微機(jī)保護(hù)中幾種主流算法的原理進(jìn)行了概述和歸納，并介紹了近年來在這些算法基礎(chǔ)上通過優(yōu)化得出的改進(jìn)算法。 關(guān)鍵詞：微機(jī)保護(hù)；采樣值積算法；導(dǎo)數(shù)算法；半周期積分算法；傅里葉算法 Abstract: This paper summarizes the principles of several main algorithms of power system protection, and introduces the improved algorithm based on these algorithms. Key Words: Microcomputer protection; Sampling value product algorithm; Derivative algorithm; Half cycle integral algorithm; Fourier algorith[登陸后可查看全文]