Results 41 to 50 of about 264,323 (255)

Simplified dc to dc converter [PDF]

open access: yes, 1984
A dc to dc converter which can start with a shorted output and which regulates output voltage and current is described. Voltage controlled switches directed current through the primary of a transformer the secondary of which includes virtual reactance ...
Gruber, R. P.
core   +1 more source

Design of an AC/DC Converter with using Supercapacitors as Energy Storage

open access: yesRMUTL Engineering Journal, 2016
This paper presents a design of a high power factor AC/DC converter with using supercapacitors as energy storage.The proposed system consists of a cuk topology based AC/DC power converter and a bidirectional DC/DC converter which is connected between the
พิสิทธิ วิสุทธิเมธีกร   +1 more
doaj  

Optimization of DC - DC boost converter using fuzzy logic controller [PDF]

open access: yes, 2013
DC-DC converters are electronic devices used to change DC electrical power efficiently from one voltage level to another. Operation of the switching devices causes the inherently nonlinear characteristic of the DC-DC converters including one known as
Soluman Ahtiwish, Aimen Khalifa
core  

A novel concept of unidirectional bridgeless combined boost-buck converter for EV battery chargers [PDF]

open access: yes, 2015
This paper presents a novel concept of unidirectional bridgeless combined boost-buck converter for electric vehicles (EVs) battery chargers. The proposed converter is composed by two power stages: an ac-dc front-end converter used to interface the ...
Afonso, João L.   +5 more
core   +1 more source

An Extended Voltage Gain Three-Level DC/DC Bidirectional Converter in an Electric Vehicle Traction System

open access: yesIEEE Access
Electric vehicle transportation is a constantly advancing technology. In electric vehicles, battery charging is a critical necessity. The demand for DC/DC bidirectional converters in electric vehicle electrical systems is significantly higher than that ...
Nalluri Ramya Sri, M. Praveen Kumar
doaj   +1 more source

PENGGUNAAN FUZZY LOGIC UNTUK KONTROL PARALLEL CONVERTER DC-DC

open access: yesTeknologi dan Kejuruan, 2012
: Using system fuzzy logic as control  technology have been used on low load dc-dc converter with combined parallel compiled  dc-dc converter can  obtain big load.
Bambang Prio Hartono
doaj   +1 more source

Regulated dc to dc converter [PDF]

open access: yes, 1969
Regulated dc to dc ...
Thornwall, J. C.
core   +1 more source

Boost converter fed high performance BLDC drive for solar PV array powered air cooling system [PDF]

open access: yes, 2017
This paper proposes the utilization of a DC-DC boost converter as a mediator between a Solar Photovoltaic (SPV) array and the Voltage Source Inverters (VSI) in an SPV array powered air cooling system to attain maximum efficiency.
Depuru, Shobha Rani   +1 more
core   +2 more sources

Impedance Shaping of Isolated Two-Stage AC-DC-DC Converter for Stability Improvement

open access: yesIEEE Access, 2019
The isolated two-stage ac-dc-dc converter containing an isolated dual-active-bridge (DAB) dc-dc converter and an ac-dc rectifier has been widely used for connecting the dc sources to the ac utility grid. However, the impedance interaction between the DAB
Fan Feng, Fengjiang Wu, Hoay Beng Gooi
doaj   +1 more source

High Efficiency LLC Resonant Converter With Wide Output Range of 200–1000 V for DC-Connected EVs Ultra-Fast Charging Stations

open access: yesIEEE Access, 2023
DC-connected ultra-fast chargers consist of isolated DC/DC converter modules to provide the required charging profile. This paper proposes a charging module that interfaces with a fixed voltage DC-bus and covers a wide variety of electric vehicles (EVs ...
Ahmed Elezab   +3 more
doaj   +1 more source

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