Title :
Fast controller based on active-power-feed-forward for PFC converter applied to UPS
Author :
Jiang, Zhiqiang ; Tan, Jingtao ; Cheng, Yonghua ; Chen, Lin ; Gan, Hongjian
Author_Institution :
Delta Power Electron. Center, Shanghai, China
Abstract :
A PFC voltage controller applied to a fully digital controlled UPS is proposed. The controller employs the inverter output active power as feed-forward, so that fast dynamic response and low input current harmonics can be achieved simultaneously. It is verified in a 3 kVA UPS.
Keywords :
digital control; feedforward; harmonics; invertors; power engineering computing; power factor correction; uninterruptible power supplies; voltage control; PFC converter; UPS digital control; active power; active-power-feedforward controller; current harmonics; dynamic response; voltage controller; Bandwidth; Capacitors; Digital control; Inverters; Power harmonic filters; Reactive power; Regulators; Switches; Uninterruptible power systems; Voltage control;
Conference_Titel :
Applied Power Electronics Conference and Exposition, 2005. APEC 2005. Twentieth Annual IEEE
Print_ISBN :
0-7803-8975-1
DOI :
10.1109/APEC.2005.1452993
