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Bachelor Thesis from the year 2013 in the subject Electrotechnology, grade: Bachelor, Harbin Engineering University (College of Automation), course: Electronics, language: English, abstract: In recent years, with the development of power electronic devices，control theory and the increasing demand of high-quality power supply, power electronics technology has aroused widely attention from scholars. DC-DC power converters are employed in a variety of applications, including power supplies for personal computers, office equipment; spacecraft power systems, laptop, Cell phones, and...

Master's Thesis from the year 2014 in the subject Electrotechnology, grade: Master degree, Hohai University (College of Energy and Electrical Engineering), course: Power Electronics, language: English, abstract: This study employs a buck ZCS (PWM) converter and develops a novel soft-switching approach for charger batteries. This thesis presents technique for battery charger to achieve efficient performance in charging shaping, minimum low switching losses and reduction in circuit volume. The operation of circuit charger is switched with the operation of zero-current-switching, resonant...

The short summary and promotional piece accompanying a creative work is about for battery charger system using ZCS (PWM) Resonant Converter Dc-Dc Buck. The aim and scope of this work to investigate the high efficiency of charging for battery level. The idea is forced to gain high efficiency, low circuit volume, minimize switching losses and satisfactory performance. The brief discussion of battery charger system and on use able functional methods. The short study of circuit descriptions, operating modes, output voltage gain and normalized voltage gain is also summarized. This high repetitious...