نتایج جستجو برای: switching converter

تعداد نتایج: 92839  

2013
M. Sankar N. Sudharsanan R. SathishKumar M. Manojkumar R. Murali

This paper presents dc-dc converter operation of boost converter are an enabling soft switching technology. This proposed converter configuration can achieve zero voltage switching. The circuit consists of a general boost Converter with an auxiliary circuit which has a additional switch, and resonant components (snubbers). Boost converter has loss mechanism, current stress and voltage stress. b...

2017
Pengyuan Chen Jonghoon Kim

In this paper, a multiphase sliding mode (MPSM) control method with a master–slave structure is proposed and analyzed in order to suppress ripples at input terminals or output terminals in DC/DC converter applications. With the proposed MPSM, the switching frequency of a multiphase DC/DC converter does not need to be operating such a high switching frequency as adopted in a conventional sliding...

2013
Ashutosh Werulkar D. Shankar

The aim of the paper is to design a soft Switching Boost Converter with simulation of Maximum Power point tracking for Solar Home Lighting System. A 37Wp Solar Panel is used for designing the boost Converter using soft switching technique. Microcontroller Atmega32 is used to generate the necessary PWM switching signal for the MOSFETs. Soft-switching boost converter is designed to improve the ef...

2016
Jaroslav DUDRIK Marek PÁSTOR Milan LACKO Róbert ŽATKOVIČ

A zero-voltage, zero-current switching (ZVZCS) PWM DC-DC power converter with secondary active rectifier tested as a dc current source for arc welding is described in this paper. The soft switching DC-DC converter consists of high frequency inverter, high frequency power transformer and controlled output rectifier with new secondary energy recovery turn-off snubber. Circulating current in the c...

2010
J. V. Gragger M. Einhorn

In this work a buck converter model for multidomain simulations is proposed and compared with a stateof-the-art buck converter model. In the proposed model no switching events are calculated. By avoiding the computation of the switching events in power electronic models the processing time of multi-domain simulations can be decreased significantly. The proposed model calculates any operation po...

صدوق, محمد , عرب مارکده, غلامرضا ,

Direct torque control (DTC) is a fast and simple torque control method for induction motor without speed sensor. Conventional AC-DC-AC converter has a large DC link capacitor and low power factor in the input power line. In the matrix converters the DC link capacitor can be reduced and the unity input power factor can be obtained. In this paper a new method for direct torque and stator flux con...

2009
H. Martínez J. Silva-Martinez A. Conesa A. Poveda

This article describes a single-input dual output (SIDO) linear-assisted DC/DC converter. Linear-assisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in the design of power supply systems: voltage linear regulators and switching DC/DC converters. Thanks to the combination of a switching converter and two voltage linear regulators, the proposed S...

2009
M. Einhorn

In this work a buck converter model for multidomain simulations is proposed and compared with a stateof-the-art buck converter model. In the proposed model no switching events are calculated. By avoiding the computation of the switching events in power electronic models the processing time of multi-domain simulations can be decreased significantly. The proposed model calculates any operation po...

2017
M. F. Omar

This paper presents the functions of Series-Loaded Resonant Converter (SLRC). Series Loaded Resonant DC-DC converter is a type of soft-switching topology widely known for providing improved efficiency. Zero voltage switching (ZVS) buck converter is more preferable over hard switched buck converter for low power, high frequency DC-DC conversion applications. Zero Voltage switching techniques wil...

2013
MD. Imran K. Chandra

A novel interleaved boost and buck converter with zero-voltage switching (ZVS) and zero-current switching (ZCS) characteristic is proposed in this paper. By using the interleaved approach, this topology not only decreases the current stress of the main circuit device but also reduces the ripple of the input current and output voltage. Moreover, by establishing the common soft-switching module, ...

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