Results 11 to 20 of about 49,972 (308)

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

open access: yesIranian 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   +2 more
doaj  

A zero‐current‐transition soft‐switching technique for T‐type NPC three‐level inverter

open access: yesIET Power Electronics, 2023
Based on the commutation property of the T‐type neutral point clamped (T‐NPC) three‐level inverter, a novel zero‐current‐transition (ZCT) soft‐switching topology is proposed.
Jingyuan Yin, Xiuyuan Yao, Jinke Li
doaj   +1 more source

Novel Soft-Switching Integrated Boost DC-DC Converter for PV Power System

open access: yesEnergies, 2020
This paper presents a novel soft-switching boost DC-DC converter, which uses an edge-resonant switch capacitor based on the pulse width modulation PWM technique.
Khairy Sayed   +2 more
doaj   +1 more source

Soft-switching vector control for resonant snubber based inverters [PDF]

open access: yes, 1997
This paper gives a new classification of soft-switching inverters according to the principle of operation. After discussing the soft-switching phenomena in hard-switching inverters, the concept of soft-switching vector (SSV) is introduced.
Chart, CC, Chau, KT, Yao, Jianming
core   +1 more source

A Constrained EM Algorithm for Independent Component Analysis [PDF]

open access: yes, 2001
We introduce a novel way of performing independent component analysis using a constrained version of the expectation-maximization (EM) algorithm. The source distributions are modeled as D one-dimensional mixtures of gaussians.
Weber, Markus, Welling, Max
core   +2 more sources

Research on strategy of load-side resonant soft-switching inverter based on interconnection and damping assignment-passivity based control [PDF]

open access: yesArchives of Electrical Engineering
Soft-switching technologies can effectively solve the problem of switching losses caused by increasing switching frequency of grid-connected inverters.
Yajing Zhang   +3 more
doaj   +1 more source

A self‐driven synchronous rectification wide‐range ZVS single‐switch forward converter controlled using the variable inductance

open access: yesIET Power Electronics, 2023
A new single switch ZVS forward converter with a wide soft‐switching range is proposed here. Compared to the conventional forward converter, the proposed converter uses fewer components and operates under ZVS soft switching.
Mahdi Ghavidel Jalise   +6 more
doaj   +1 more source

A novel soft-switching inverter using resonant inductor freewheeling [PDF]

open access: yes, 1997
A novel topology of the voltage-source soft-switching inverter for induction motor drives is presented. The key of this topology is to employ two fractional-duty auxiliary switches and one resonant inductor per phase to provide a favorable zero-voltage ...
Chan, CC, Chan, DTW, Chau, KT, Yao, JM
core   +1 more source

Buck Converter with Soft-Switching Cells for PV Panel Applications

open access: yesEnergies, 2016
In power conversion of photovoltaic (PV) energy, a hard-switching buck converter always generates some disadvantages. For example, serious electromagnetic interference (EMI), high switching losses, and stresses on an active switch (metal-oxide ...
Cheng-Tao Tsai, Wang-Min Chen
doaj   +1 more source

A Fault-Tolerant T-Type Multilevel Inverter Topology With Increased Overload Capability and Soft-Switching Characteristics [PDF]

open access: yes, 2017
he performance of a novel three-phase four-leg fault-tolerant T-type inverter topology is introduced in this paper. This inverter topology provides a fault-tolerant solution to any open-circuit and certain short-circuit switching faults in the power ...
Demerdash, Nabeel   +4 more
core   +2 more sources

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