基于瞬时无功功率理论对异步电机控制方法的改进，大家共同学习-Based on instantaneous reactive power theory of the induction motor control method, we learn together

三相并联有源电力滤波器，基于瞬时无功理论的ip-iq电流检测法，三角波比较控制，抑制谐波电流-Three-phase shunt active power filter based on instantaneous reactive power theory, ip-iq current detection method, the triangular wave comparison control, inhibition of the harmonic current

apf的谐波检测 利用瞬时无功理论搭建开环和闭环检测环节的simulink仿真-Simulink simulation of harmonic detection of APF theory to build the open-loop and closed-loop detection process using instantaneous reactive power

谐波抑制的一个重要趋势是采用有源电力滤波器，有源电力滤波器也是一种电力电子装置，且相关技术的研究也日渐成为研究的热点。本文阐述了几种常见APF的拓扑结构及各自的优缺点，详细分析了基于瞬时无功功率理论的谐波检测方法，比例控制和前馈控制两种电流环控制策略以及SPWM和SVPWM两种调制策略。-the harmonic suppression is an important trend of active power filters, active power filter is a power el