Results 41 to 50 of about 8,271,096 (198)

Optical fiber imaging for high speed plasma motion diagnostics: applied to low voltage circuit breakers [PDF]

, 2010
An integrated portable measurement system is described for the study of high speed and high temperature unsteady plasma flows such as those found in the vicinity of high current switching arcs.
Tribulato, G., Cross, K.J., A. Balestrero, J. W. McBride, G. Tribulato, K. J. Cross, L. Ghezzi, McBride, J.W., Balestrero, A., Ghezzi, L.   +9 more
core   +1 more source

Simultaneous Optimisation of Zero‐Sequence‐Circulating‐Current and Common‐Mode Voltage in Two Parallel Interleaved Three‐Phase Converters

IET Power Electronics
This paper focuses on maintaining the optimal common mode voltage of the existing zero common mode voltage (ZCMV) method while reducing its large zero‐sequence circulating current.
Jing Feng, Xiaoliang Jin
doaj   +1 more source

Loss Reduction Method for the Isolated qZS-based DC/DC Converter

Electrical, Control and Communication Engineering, 2013
This paper presents an isolated quasi-Z-source inverter-based (qZSI) resonant DC/DC converter. The explanation of selection of the proposed topology is justified. Both the normal and the boost modes are discussed.
Janis Zakis, Ivars Rankis, Liisa Liivik
doaj   +1 more source

Optimized switching control strategy for current-fed half-bridge converter

, 2014
A switching control strategy is proposed for current-fed half-bridge converters. An active switch based voltage doubler circuit at the secondary side of the isolation transformer is used to obtain zero-current-switching at turn-off and zero-voltage ...
Nayanasiri, D.R., D. R. Nayanasiri, Vilathgamuwa, D.M., Maskell, D.L., D. L. Maskell, D. M. Vilathgamuwa   +5 more
core   +1 more source

A New Topology of Bidirectional Buck-Boost dc/dc Converter with Capability of Soft Switching and input Current Ripple Cancellation

Iranian Journal of Electrical and Electronic Engineering, 2016
In this paper, a new bidirectional buck-boost dc-dc converter with capability of soft switching and zero input current ripple is proposed. The coupled inductor is used in the proposed converter to eliminate the input current ripple.
E. Babaei, Z. Saadatizadeh, S. Laali
doaj  

Fully Soft Switched Coupled Inductor-Based Semi Dual Active Half Bridge Converter with Voltage Match Control

Energies
This article proposes a fully soft-switched coupled-inductor-based semi dual-active half-bridge (SDAHB) converter designed for wide voltage range and low power applications.
Liting Li, Mei Su, Wenjing Xiong, Yu Han, Guo Xu   +4 more
doaj   +1 more source

A novel soft-switched single-phase grid-connected current-source inverter

Cogent Engineering, 2017
This paper represents a novel soft-switched grid-connected current-source inverter topology and an efficient control strategy using switching flow graph theory.
M. Pakdel, S. Jalilzadeh
doaj   +1 more source

A control method for interleaved Boost PFC converter

Dianzi Jishu Yingyong, 2019
In order to solve the problem of complexity of zero-crossing detection and distortion of input current waveform, a novel control method is proposed for interleaved Boost PFC converter operates in critical conduction mode.
Lin Anna, Xie Yunxiang
doaj   +1 more source

Indexing terms: Circuit theory and design, Switching and

, 2008
A simple, topology-independent method is proposed for simulating the responses of open and closed-loop quasiresonant DC-DC convertors operating in the zero-currentswitching mode (ZCS-QRC). The method hinges on the substitution of the resonant network and
Zero-current -switching Dc-dc
core  

Implementation of Single Phase Soft Switched PFC Converter for Plug-in-Hybrid Electric Vehicles

Energies, 2015
This paper presents a new soft switching boost converter with a passive snubber cell without additional active switches for battery charging systems. The proposed snubber finds its application in the front-end ac-dc converter of Plug-in Hybrid Electric ...
Aiswariya Sekar, Dhanasekaran Raghavan
doaj   +1 more source