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Abstract:
A three-phase welding inverter power supply (WIPS) with power factor correction (PFC) function is proposed to deal with the input currents distortion problem that baffled WIPS application for several years. In this paper, a switch-rectifier is used and controlled by a digital signal processor (DSP) based on space vector modulation (SVM) to replace diode-rectifier of the conventional WIPS. The control strategy to realize PFC function in WIPS is studied. A new two-mode work scheme is proposed to overcome the problems brought by switch-rectifier when WIPS work in open-load period. A new WIPS device with PFC function is constructed and experimented to confirm the validity. © 2003 IEEE.
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Year: 2003
Volume: 2
Page: 1113-1118
Language: English
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 10
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