A novel active power niter based on theoretical and experimental research of active power filtering technology is resented in the paper to overcome the disadvantages of parallel active power filter and accelerate the development of active power filtering technology. 本文基于对有源电力滤波技术的研究,力图研制一种新型有源电力滤波器,克服现有并联型有源电力滤波器的不足,促进有源滤波技术的发展。