نتایج جستجو برای: soft switching

تعداد نتایج: 195903  

2013
I. Iskender A. Mamizadeh N. Genc

The boost topology is the most popular topology used in power factor correction circuits. The efficiency and performance of the boost converter depends on the switching frequency affecting the switching losses. At high frequency operations the switching losses of the converter is considerable and decreases the efficiency of the converter. To remove this problem the converter is designed to oper...

Journal: :IEEE Transactions on Power Electronics 2022

In the last thirty years, integrated gate-commutated thyristor (IGCT) has been employed in medium voltage $\,\mathrm{M}\mathrm{W}$ power level converters and demonstrated some of lowest conduction losses any actively controlled device t...

2005
Jingsong Wang Michal Grochowski Mietek A. Brdys

This paper presents a new approach to soft switching between two model predictive controllers. The motivation for this work comes from the control of large scale hierarchical systems where different operating scenario asking for different control objective makes a single model predictive controller (MPC) unsuitable. The proposed soft switching approach shows much better switching performance bo...

Journal: :Engineering Science and Technology, an International Journal 2022

This research implements an intelligent control strategy in a synchronous rectifier buck converter to assure that the operates soft-switching mode. The is analysed and two different switching modes are presented: Hard-switching Soft-Switching. Afterwards, model implemented with aim of identifying classifying mode power converter. implementation based on classification methods through algorithms...

Switching supervisory is the most important section of a feedback control process inMIMO hybrid systems. By choosing a non-compatible controller, system may go tounstable mode or high overshoot response. In this paper, a new method of switchingfor selecting MBC controllers is discussed. Results of the simulation show the MIMO(2-in 2-out) linear hybrid system can be switched stable and low overs...

2012
R. T. NAAYAGI N. E. MASTORAKIS

This paper presents the Zero-Voltage Switching (ZVS) performance of Dual Active Bridge (DAB) DC-DC converter for high power density aerospace applications. Switching transitions of the transistor occurring in favorable conditions such as device zero-voltage or zero-current is called as soft-switching. The benefits of soft-switching are reduced switching losses, switch stress, low electromagneti...

2014
Abhishek Varshney Roshan Kumar Mayank Gupta

The paper introduces soft switching of a Boost Converter which can be included in the Electrical Vehicle technology. In order to raise the motor power rating, the DC link Vehicles, there is a great need for less component stress, smaller voltage of inverter up to 400V, and higher efficiency. The conventional Boost Converter generates switching loss at turn on and off thus the whole system's eff...

Journal: :IEEE Trans. Industrial Electronics 2001
Mehrdad Ehsani Khwaja M. Rahman Maria Dias Bellar Alex J. Severinsky

Soft switching has the potential of reducing switch stresses and of lowering the switching losses as compared to hard switching. For this reason, several soft-switching topologies have been presented in the literature. Each topology has some advantages. Their operation, however, requires additional active and/or passive elements. This introduces additional cost and complexity. To understand the...

2013
G. G. OGGIER G. O. GARCÍA A. R. OLIVA

An analysis of a dual active bridge (DAB) converter under soft-switching mode in the whole operating range is presented in this paper. A detailed study of the impact of the transformer magnetizing inductance, LM , and snubber capacitance, Cxx, parameters on the soft-switching regions is carried out to obtain some design considerations. Simulation and experimental results which validate the theo...

Journal: :The Journal of The Institute of Electrical Engineers of Japan 2005

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