Results 91 to 100 of about 3,659 (217)

Semi-flexible bimetal-based thermal energy harvesters

open access: yes, 2013
This paper introduces a new semi-flexible device able to turn thermal gradients into electricity by using a curved bimetal coupled to an electret-based converter.
Boisseau, S   +4 more
core   +1 more source

Isolation and multiple output extensions of a new optimum topology switching DC-to-DC converter [PDF]

open access: yes, 1978
The recently introduced new optimum topology dc-to-dc converter is extended in a simple and elegant manner to provide dc isolation and multiple outputs.
Middlebrook, R. D., Ćuk, Slobodan
core   +1 more source

A New Hard Switching Bidirectional Converter With High Power Density [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2010
In this paper, a new isolated dc-dc bidirectional converter is proposed. This converter consists of two transformers (flyback and forward) and only one switch in primary side and one switch in secondary side of transformers.
Bahador Fani   +2 more
doaj  

The voltage-controlled compensation ramp: A new waveshaping technique for power factor correctors [PDF]

open access: yes, 2008
IEEE Applied Power Electronics Conference (APEC) (27. 2008. Austin, Texas)This paper deals with a new control method for Power Factor Correctors. Control is carried out by a standard IC controller for peak current-mode dc-dc converters, with only an ...
Arias Pérez de Azpeitia, Manuel   +4 more
core   +1 more source

Common-Mode Noise Cancellation in Switching-Mode Power Supplies Using an Equipotential Transformer Modeling Technique [PDF]

open access: yes, 2012
Electromagnetic interference (EMI) is a significant challenge in the design of high-efficiency switching-mode power supplies due to the presence of common-mode (CM) noise.
Chan, YP, Liu, JCP, Pong, BMH, Poon, NK
core   +1 more source

RANCANG BANGUN AC-DC FULL WAVE RECTIFIER SATU PHASA DENGAN FLYBACK DAN BUCK KONVERTER SEBAGAI PERBAIKAN FAKTOR DAYA DAN HARMONISA ARUS [PDF]

open access: yes, 2010
In the electronic equipment usually requires a rectified dc voltage using diode. Given the output side of the capacitor this would cause a large current harmonics and low power factor. In this final project developed a combined flyback converter and buck
., Sutedjo, ., Yamudi, Rakhmawati, Renny
core  

High power factor modular polyphase AC/DC converters with galvanic isolation based on Resistor Emulators [PDF]

open access: yes, 2016
This paper deals with a modular, isolated-output, polyphase, AC/DC converter based on the use of Resistor Emulators (REs). A RE is a DC/DC converter that behaves as a resistor at its input port.
Castro Álvarez, Ignacio   +4 more
core   +1 more source

Impact analysis of initial conditions on numerical methods for PV system modeling

open access: yesResults in Engineering
Accurate modeling of photovoltaic (PV) systems is essential for performance evaluation, optimization, and seamless integration into power networks. Numerical methods such as fzero and fsolve are commonly employed to solve the implicit Single-Diode Model (
Reshma V P, Anjan N Padmasali
doaj   +1 more source

Single-stage AC/DC dual inductor BCM current-fed Push-Pull for HB-LED lighting applications [PDF]

open access: yes, 2016
: A single-stage, AC/DC driver for High Brightness Light-Emitting Diodes (HB-LED) with galvanic isolation is presented in this paper. The driver is based on a Dual Inductor Current-fed Push-Pull (DICPP) converter with each inductor operating in Boundary ...
Arias Pérez de Azpeitia, Manuel   +5 more
core   +1 more source

Cascaded AC-DC parallel boost-flyback converter for power factor correction

open access: yesInternational Journal of Electrical and Computer Engineering (IJECE)
A two-stage power factor correction (PFC) topology achieves a higher power factor quality and lower harmonic distortion than a single-stage converter. This paper introduces a two-stage PFC topology using a parallel boost and flyback converter which is employed as a voltage regulator The main boost converter is used for PFC and the other is the active ...
Nur Vidia Laksmi B.   +4 more
openaire   +1 more source

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