Results 11 to 20 of about 425,800 (302)

On modeling and real-time simulation of a robust adaptive controller applied to a multicellular power converter

open access: yesElectrical engineering & Electromechanics, 2022
Introduction. This paper describes the simulation and the robustness assessment of a DC-DC power converter designed to interface a dual-battery conversion system.
R. Hamdi, A. Hadri Hamida, O. Bennis
doaj   +1 more source

Fixed-Switching Frequency Interleaved Sliding Mode Eight-Phase Synchronous Buck Converter [PDF]

open access: yesIEEE Transactions on Power Electronics, 2018
This paper describes the design of an interleaved sliding mode control for a multiphase synchronous buck converter, which inherits the properties of sliding mode control, operates with fixed switching frequency in the steady-state, and ensures current equalization among phases.
Victor Repecho   +3 more
openaire   +3 more sources

Simple Lossless Inductive Snubbers-Assisted Series Load Resonant Inverter Operating under ZCS-PDM Scheme for High-Frequency Induction Heating Fixed Roller

open access: yesApplied Sciences, 2022
This paper presents a high-frequency pulse-density-modulated (PDM) soft-switching series load resonant inverter for use in induction heating (IH) fixed roller applications, which is used in copy and printing machines.
Koki Ogura   +4 more
doaj   +1 more source

An improved hysteresis current control scheme during grid voltage zero‐crossing for grid‐connected three‐level inverters

open access: yesIET Power Electronics, 2021
For three‐level inverters, hysteresis current control (HCC) has been widely used in applications such as active power filters due to its fast‐dynamic response, and it does not need to control each frequency separately with multiple controllers, which ...
Haifeng Wang   +3 more
doaj   +1 more source

Switched capacitor DC-DC converter with switch conductance modulation and Pesudo-fixed frequency control [PDF]

open access: yesESSCIRC 2017 - 43rd IEEE European Solid State Circuits Conference, 2017
A switched capacitor dc-dc converter with frequency-planned control is presented. By splitting the output stage switches in eight segments the output voltage can be regulated with a combination of switching frequency and switch conductance. This allows for switching at predetermined frequencies, 31.25 kHz, 250 kHz, 500 kHz, and 1 MHz, while maintaining
Larsen, Dennis Øland   +2 more
openaire   +3 more sources

Constant and switched bias low frequency noise in p-MOSFETs with varying gate oxide thickness [PDF]

open access: yes, 2002
The low-frequency noise power spectral density of MOSFETs is decreased if the MOSFETs are periodically switched 'off' (switched bias conditions). The influence of the gate oxide thickness on fixed bias and switched biased low frequency drain current ...
Knitel, M.J.   +3 more
core   +2 more sources

A New Fixed Switching Frequency Direct Torque Controlled PMSM Drives with Low Ripple in Flux and Torque [PDF]

open access: yesITB Journal of Engineering Science, 2011
Direct Torque Control (DTC) has gained popularity for development of advanced motor control due to its simplicity and offers fast instantaneous torque and flux controls.
Tole Sutikno   +2 more
doaj   +1 more source

Spatial and temporal characteristics of electrically fixed holograms in photorefractive strontium-barium niobate [PDF]

open access: yes, 1994
We report measurements of the holographic diffraction efficiency (HDE) of single photorefractive gratings fixed by an externally applied voltage pulse in Sr0.75Ba0.25Nb2O6. The polarization grating HDE and decay rate are strongly dependent on the grating
Neurgaonkar, Ratnakar R.   +2 more
core   +1 more source

A predictive control with flying capacitor balancing of a multicell active power filter [PDF]

open access: yes, 2008
Unlike traditional inverters, multicell inverters have the following advantages: lower switching frequency, high number of output levels, and less voltage constraints on the insulated-gate bipolar transistors.
Defaÿ, François   +2 more
core   +1 more source

Switching frequency regulation in sliding mode control for synchronous buck converter

open access: yesThe Journal of Engineering, 2018
This study aims to control the switching frequency of synchronous buck (SR-buck) converters using the second-order sliding mode controller by prescribed control law.
Songbin Liu, Zhiyuan Feng, Yu Cai
doaj   +1 more source

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