Results 11 to 20 of about 1,146 (178)

Dual Switching Mode Scheme for Hybrid Boost-Flyback/ Flyback Photovoltaic Microinverter Applications

open access: yesIET Power Electronics
Due to a significantly increase of switching frequency in F mode of boundary conduction mode (BCM) hybrid boost-flyback/flyback (BF/F) microinverter, simply applying discontinuous conduction mode (DCM) to F mode could be an intuitive method to solve this issue but brings a serious distortion in the fixed operation mode transition point, which would ...
Feng Zhang   +5 more
openaire   +2 more sources

3D MR Thermometry Using Bi-Directional Segmented EPI for Transcranial-Focused Ultrasound. [PDF]

open access: yesMagn Reson Med
ABSTRACT Purpose To evaluate the feasibility of replacing clinically utilized 2D thermometry with 3D segmented EPI‐based thermometry with equivalent accuracy, precision, and scan time. Methods A 3D segmented EPI (segEPI) trajectory was modified to allow readouts along both the forward and reverse direction for each phase encoding line, and the sequence
Malmberg M   +5 more
europepmc   +2 more sources

A Flexible Approach for Fat-Water Separation With Bipolar Readouts and Correction of Gradient-Induced Phase and Amplitude Effects. [PDF]

open access: yesMagn Reson Med
ABSTRACT Purpose To develop a fat‐water separation approach that corrects bipolar readout gradient‐induced effects without additional scans and is compatible with any fat‐water separation method. Theory and Methods The proposed approach combines joint fat‐water separation of the odd and even echoes of a bipolar multi‐echo gradient echo acquisition with
Campos Pazmiño J   +3 more
europepmc   +2 more sources

A novel modeling method for forward-flyback converter and investigating proper design with guidelines to eliminate right half plane zeros [PDF]

open access: yesAUT Journal of Electrical Engineering
The main advantages of the flyback converter are the simple topology and the isolation of the output from the primary, which is useful for cases where a compact design is required.
Sayed Mohsen Ahmadi   +3 more
doaj   +1 more source

Investigation of flyback transformer flux leakage reduction ways / Flyback tipo transformatoriaus sklaidos srauto mažinimo tyrimas

open access: yesMokslas: Lietuvos Ateitis, 2017
Results of experimental investigation and design optimization of flyback transformer are presented. Aim of the work is to investigate experimentally the impact of the flyback transformer design on the flux leakage and maximal output power.
Edvardas Bielskis   +2 more
doaj   +1 more source

A Novel Feedback Linearisation Control of Flyback Converter

open access: yesPower Electronics and Drives, 2023
This paper presents a novel approach for feedback linearisation in a continuous conduction mode (CCM) of the flyback converter. Due to the unstable zero dynamics, a flyback converter has highly non-linear behaviour.
Csizmadia Miklos, Kuczmann Miklos
doaj   +1 more source

Optimization Strategy for Output Voltage of CCM Flyback Converter Based on Linear Active Disturbance Rejection Control

open access: yesApplied Sciences, 2023
To solve the problem of system output voltage fluctuation caused by interferences such as load fluctuation and internal inductor parameter perturbation in a flyback converter, a second-order linear active disturbance rejection control (LADRC) strategy ...
Yannan Yu, Mei Kong, Jichi Yan, Yeqin Lu
doaj   +1 more source

Metode Flyback pada Pembangkitan Tegangan Tinggi untuk Aplikasi Plasma Electrolytic Oxidation

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
Flyback is one of high voltage generation methods using a low voltage source. This method has a simple circuit, which consists of two main components for generating the high voltage.
Kumala Mahda Habsari   +2 more
doaj   +1 more source

Analysis of the Input Current Distortion and Guidelines for Designing High Power Factor Quasi-Resonant Flyback LED Drivers

open access: yesEnergies, 2020
Nowadays, LED lamps have become a widespread solution in different lighting systems due to their high brightness, efficiency, long lifespan, high reliability and environmental friendliness.
Claudio Adragna   +4 more
doaj   +1 more source

Resonant Asymmetrical Half-Bridge Flyback Converter

open access: yesApplied Sciences, 2022
The active clamp flyback (ACF) converter is gradually becoming popular in the application field of low or medium output power range due to its advantage of soft switching and high conversion efficiency.
Yeu-Torng Yau
doaj   +1 more source

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