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New family of zero-current-switching PWM converter
(1999-12-01)
A new family of dc-to-dc pulse-width-modulated (PWM) converters is presented. These converters feature soft-commutation at zero-current (ZC) in the active switches. The new ZCS-PWM Boost and new ZCS-PWM Zeta converters, ...
Resonant Converter for Ozone Generation with Digital Control
(2021-08-05)
This paper presents the design of a 5kV peak, 20kHz AC power supply, which is applied to a set of discharge chambers used in ozone generation applications. The power supply is composed of two stages: a PFC Flying-Capacitor ...
A novel single-phase ZCS-PWM high power factor boost rectifier
(Institute of Electrical and Electronics Engineers (IEEE), 1997-01-01)
This paper presents a novel single-phase high power factor PWM boost rectifier, featuring soft commutation of the active switches at zero-current (ZCS). It incorporates the most desirable properties of the conventional PWM ...
Novel zero-current-switching PWM step down Sepic converter
(1998-01-01)
This paper presents a new step down PWM (pulse width modulation) Sepic (single ended primary inductance converter) converter, featuring soft commutation at zero-current (ZCS), using IGBTs (insulated gate bipolar transistors) ...
Novel high-power-factor isolated electronic ballast for multiple tubular fluorescent lamps
(2001-01-01)
This paper presents a novel isolated electronic ballast for multiple fluorescent lamps, featuring high power-factor, and high efficiency. Two stages compose this new electronic ballast, namely, a new voltage step-down ...
Dimmable electronic ballast with high power-factor SEPIC preregulator, for multiple tubular fluorescent lamps
(2004-11-29)
An electronic ballast for multiple tubular fluorescent lamps is presented in this paper. The proposed structure features high power-factor, dimming capability, and soft-switching to the semiconductor devices operated in ...
A high efficiency HPF-ZCS-PWM Sepic for electronic ballast with multiple tubular fluorescent lamps
(2002-01-01)
This paper presents a high efficiency Sepic rectifier for an electronic ballast application with multiple fluorescent lamps. The proposed Sepic rectifier is based on a Zero-Current-Switching (ZCS) Pulse-Width-Modulated ...
A novel HPF voltage source rectifier for variable speed refrigeration systems
(IEEE, 2006-01-01)
A novel single-phase voltage source rectifier capable to achieve High-Power-Factor (HPF) for variable speed refrigeration system application, is proposed in this paper. The proposed system is composed by a single-phase ...
A novel voltage step-down/up ZCS-PWM Zeta converter
(Institute of Electrical and Electronics Engineers (IEEE), 2000-01-01)
This paper presents an analysis of a novel pulse-width-modulated (PWM) voltage step-down/up Zeta converter, featuring zero-current-switching (ZCS) at the active switches. The applications in de to de and ac to de (rectifier) ...