作者: Jos Schijffelen , Casteren Dolf Van , Menno Kardolus , Mark Gröninger
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摘要: A resonant power converter comprising a resonance tank (14) formed by capacitance component (Cr1, Cr2) and an inductance (Lr), at least two switches (Q1, Q2) connected to the voltages source (12) in bridge configuration (16), number of snubber capacitors (Cs1, Cs2) parallel each switches, controller adapted control ON OFF timings so as excite (14), characterized that voltage sensor (22) is provided for sensing drop (Us) across one (Q2), configured switch said (Q2) state when absolute value sensed reaches minimum.