Results 61 to 70 of about 9,596,978 (183)

A New Two-Stage Multiple-Parallel-Channel LED Driver Using a CLL-C Resonant Converter and Time Division Control Technique

Energies
This paper introduces a new two-stage multi-parallel-channel LED driver using a CLL-C resonant converter as the first stage and a Time Division Multiple Control circuit as the second stage.
Duc Hung Tran, Zeeshan Waheed, Woojin Choi   +2 more
doaj   +1 more source

Investigation of Novel Transformerless Converters for DC Microgrid: Design and Analysis [PDF]

Iranian Journal of Electrical and Electronic Engineering, 2022
This paper proposes two new soft-switching transformerless converters with high voltage conversion ratio. These proposed converters achieve soft-switching each with a single auxiliary resonant cell.
Pravat Biswal, VEERA VENKATA SUBRAHMANYA KUMAR BHAJANA, Pavel Drabek   +2 more
doaj  

A LLM‐Guided Approach for Active‐Clamped Flyback Converter of Power Processing Units in Electric Propulsion

IET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
In this work, a large language model (LLM)‐guided design framework which utilise the general purpose LLM and tested in design an active‐clamped flyback (ACF) converter for EP‐PPU is introduced. ABSTRACT Electric propulsion (EP), recognised for its high efficiency compared to chemical alternatives, plays an indispensable role in modern spacecraft ...
Minghai Dong, Hui Li, Shan Yin, Jinshu Lin, Honglang Zhang, Zhenni Zeng, Yuhua Cheng   +6 more
wiley   +1 more source

Natural Soft‐Switching Extended Phase‐Shift Control of Dual Active Bridge for High‐Efficiency Battery Charging and Discharging

IET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
This paper adopts a Neutral‐Point‐Clamped H‐bridge (NPC‐H) DAB topology to mitigate voltage stress on the input‐side switches. For both charging and discharging scenarios, a direct current control method is proposed using the output current as the primary control variable.
Yunxiang Jiang, Yihui Xia, Qingxin Guan, Jingru Zhang   +3 more
wiley   +1 more source

A Novel Fully Soft‐Switching DC–DC High Step‐Up Converter With Integrated Auxiliary Circuit

The Journal of Engineering
This paper introduces a new high step‐up converter based on an interleaved structure. The topology achieves high efficiency by eliminating switching losses and reducing conduction losses.
Arsalan Erfani, Majid Delshad, Ehsan Adib   +2 more
doaj   +1 more source

Retificadores de alto fator de potência com comutação suave e baixas perdas de condução

Eletrônica de Potência, 1996
Este artigo apresenta um estudo sobre retificadores monofásicos de alto fator de potência com comutação suave e baixas perdas de condução. As baixas perdas de condução são obtidas através da utilização de um conversor único, ao invés da configuração ...
Alexandre Ferrari de Souza, Ivo Barbi
doaj   +1 more source

A Comparative Analysis of Soft Switching Techniques in Reducing the Energy Loss and Improving the Soft Switching Range in Power Converters

, 2022
This paper presents a comparative analysis of the zero-voltage zero-current switching (ZVZCS) soft switching technique with zero-voltage switching (ZVS) and zero-current switching (ZCS) counterparts.
Zainal Salam, Md. Fayzur Rahman, Ratil H. Ashique, Panos Kotsampopoulos, Hady H. Fayek, Md. Hasan Maruf, ASM Shihavuddin, Md. Tariqul Islam   +7 more
core   +1 more source

Recent Advances in Hybrid, Plug‐In, Battery, and Fuel Cell EVs: Control Schemes, Modes, Converter Topologies, and Pros and Cons

IET Electrical Systems in Transportation, Volume 2026, Issue 1, 2026.
Direct current (DC)–DC converters are the backbone of electric vehicle (EV) power trains, enabling efficient and bidirectional energy flow between the battery, high‐voltage (HV) DC link, and auxiliary rails under tight isolation, gain, ripple, and electromagnetic interference (EMI) constraints.
Abhilash Sakhare, Suresh Mikkili, Praveen Kumar Bonthagorla, Fabio Crescimbini   +3 more
wiley   +1 more source

Novel zero-current-switching PWM step down Sepic converter

, 1998
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) as the power switches.
Canesin, C. A. [UNESP], Sobrinho, L. T.S. [UNESP], Kitamura, R. A. [UNESP], R.A. Kitamura, L.T.S. Sobrinho, C.A. Canesin   +5 more
core   +1 more source

Energy Management of a Fuel Cell–Supercapacitor Hybrid System With Dedicated Charging Converter

IET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper proposes a coordinated energy management system (EMS) for a fuel cell–supercapacitor hybrid system interfaced through three isolated dual active bridge (DAB) converters. The proposed approach enhances system efficiency by reducing the number of power conversion stages and improving power flow coordination between the fuel cell and ...
Faheem Ijaz, Priya Singh Bhakar, Shamsodin Taheri, Edris Pouresmaeil   +3 more
wiley   +1 more source