摘  要：本文對微機保護中幾種主流算法的原理進行了概述和歸納，并介紹了近年來在這些算法基礎上通過優化得出的改進算法。 關鍵詞：微機保護；采樣值積算法；導數算法；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]