integral factor method

基本解释

This paper improved the harmonic current detection method based on UPF(unity power factor), using the slipped window integral to replace the LPF(low pass filter).
本文对基于单位功率因数的谐波电流检测方法进行了改进，用移动窗积分法取代检测中常用的低通滤波器。
Flexible apply"gather together differential"and"divide part integral"method to solve the indefinite integral whose integrable function is the three factor multiple formative.
灵活应用“凑微分”与“分部积分”法解被积函数为三个因子连乘形式的不定积分。
Both two-dimensional and three-dimensional analysis is performed to prove the feasibility and the precision of the superposition integral method used in calculating the stress intensity factor.
同时本文分析了迭加积分法应用于线弹性动态应力强度因子计算的可行性与精度，并建议用于实验数据的处理中。