Title :
Direct power control of matrix converter based unified power flow controllers
Author :
Monteiro, J. ; Silva, J. Fernando ; Pinto, S.F. ; Palma, J.
Author_Institution :
DEEA, Inst. Super. de Eng. de Lisboa, Lisbon, Portugal
Abstract :
This paper presents the direct power control of three-phase matrix converters (DPC-MC) operating as unified power flow controllers (UPFC). Since matrix converters allow direct AC/AC power conversion without intermediate energy storage link, the resulting UPFC has reduced volume and cost, together with higher reliability. Theoretical principles of DPC-MC method are established based on an UPFC model, together with a new direct power control approach based on sliding mode control techniques. As a result, active and reactive power can be directly controlled by selection of an appropriate switching state of matrix converter. This new direct power control approach associated to matrix converters technology guarantees decoupled active and reactive power control, zero error tracking, fast response times and timely control actions. Simulation results show good performance of the proposed system.
Keywords :
AC-AC power convertors; load flow control; matrix convertors; power conversion; reactive power control; variable structure systems; AC-AC power conversion; UPFC model; decoupled active power control; direct power control approach; intermediate energy storage link; matrix converter; reactive power control; sliding mode control techniques; unified power flow controllers; zero error tracking; Active matrix technology; Costs; Energy storage; Error correction; Load flow; Matrix converters; Power control; Power conversion; Reactive power control; Sliding mode control;
Conference_Titel :
Industrial Electronics, 2009. IECON '09. 35th Annual Conference of IEEE
Conference_Location :
Porto
Print_ISBN :
978-1-4244-4648-3
Electronic_ISBN :
1553-572X
DOI :
10.1109/IECON.2009.5414742