Resonance frequency tracking control for piezoelectric transformer DC-DC converter

作者: E. Dallago , A. Danioni

DOI: 10.1049/EL:20010898

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摘要: A control strategy for piezoelectric transformer DC-DC converters based on a phase and frequency detector circuit is presented. The always tracks resonance frequency, independently of differences between devices the same type temperature variation. Voltage regulation achieved by adopting pulse width modulation technique. prototype confirmed expected results.

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