Results 41 to 50 of about 1,614,070 (292)

Pulsating Heat Transfer Enhancement in the Liquid Cooling System of Power Semiconductor Converter

open access: yes, 2016
Background/Objectives: The study is focused on enhancing the capacity of the cooling system applied for the surface of the power semiconductor device based on the use of pulsed thermal medium circulation.
A. Levtsev, A. Makeev, S. Kudashev
semanticscholar   +1 more source

Modularized Three-Phase Semiconductor Transformer with Bidirectional Power Flow for Medium Voltage Application

open access: yesEnergies, 2016
This paper describes a prototype of modularized three-phase semiconductor transformer that was developed in the lab for feasibility study. The developed prototype is composed of three units of single-phase semiconductor transformer coupled in Y ...
Do-Hyun Kim   +2 more
doaj   +1 more source

An ultra high step‐up DC‐DC converter based on VMC, POSLLC, and boost converter

open access: yesIET Power Electronics, 2022
In this article, an ultra‐high step‐up DC‐DC converter has been proposed. The topology of the converter is a combination of a cascaded boost converter, positive output super lift Luo converter (POS LLC), and a voltage multiplier cell (VMC).
Saeed Mahdizadeh   +4 more
doaj   +1 more source

Analysis of the converter with fourteenzone voltage regulation

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2023
The article focuses on electromagnetic processes in the electric circuits with semiconductor switches. The mathematical model of the converter with fourteenzone regulation of output voltage has been developed to analyse electromagnetic processes in ...
V. Mykhailenko   +3 more
doaj   +1 more source

Switched Inductor Double Switch High Gain DC-DC Converter for Renewable Applications

open access: yesIEEE Access, 2021
High voltage gain DC-DC converter is a prime requirement for renewable applications, in particular for PV. Though numerous DC-DC converter is available for increasing the voltage gain, the passive elements requirement is higher which reduces the ...
Danyang Bao   +5 more
semanticscholar   +1 more source

The Alternate Arm Converter: A New Hybrid Multilevel Converter With DC-Fault Blocking Capability [PDF]

open access: yes, 2013
This paper explains the working principles, supported by simulation results, of a new converter topology intended for HVDC applications, called the alternate arm converter (AAC).
Merlin, Michael MC   +6 more
core   +1 more source

A Single Switch Transformer-Less DC-DC Converter with Continuous Input Current for Photovoltaic Applications [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization
— In this paper, a single switch transformer-less DC-DC converter with continuous input current for photovoltaic applications is proposed. The suggested configuration utilizes a CL1C2D2 structure to achieve a high voltage gain and alleviate voltage ...
Sirous Toofan   +2 more
doaj   +1 more source

New Semiquadratic High Step-Up DC/DC Converter for Renewable Energy Applications

open access: yesIEEE transactions on power electronics, 2021
In this article, a new semiquadratic high step-up coupled-inductor dc/dc converter (SQHSUCI) with continuous input current and low voltage stress on semiconductor components is presented.
S. Hasanpour   +3 more
semanticscholar   +1 more source

Ultra high gain step up DC/DC converter based on switched inductor and improved voltage lift technique for high‐voltage applications

open access: yesIET Power Electronics, 2022
Voltage lift is a well-known technique to improve the voltage gain of the converter. A combination of switched inductor and the conventional voltage lift technique can be used to achieve high gain, but the semiconductor’s stress is still high.
Shahrukh Khan   +3 more
semanticscholar   +1 more source

An Ultra High Step-Up DC–DC Converter Based on the Boost, Luo, and Voltage Doubler Structure: Mathematical Expression, Simulation, and Experimental

open access: yesIEEE Access, 2021
This paper presents a novel design of step-up DC-DC converters whose merits are: (i) The continuity of the input current has been kept; (ii) The polarity of the output voltage has been kept positive which provides the same ground of the input source and ...
Tohid Rahimi   +4 more
semanticscholar   +1 more source

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