Results 21 to 30 of about 157,722 (307)

A novel miniature superconducting converter for 1 kA magnets [PDF]

open access: yes, 1996
A miniature full-wave converter to control the current of a superconducting magnet is developed and tested in our institutes. Typical design values of the device are: AC voltage of 35 V, current of 7 A, and frequency 50-60 Hz; DC voltage o f f 0.2 V, and
Fedorovsky, Michael A.   +3 more
core   +3 more sources

ADC Quantization Effects in Two-Loop Digital Current Controlled DC-DC Power Converters: Analysis and Design Guidelines

open access: yesApplied Sciences, 2020
This paper analyzes the presence of undesired quantization-induced perturbations (QIP) in a dc-dc buck-boost converter using a two-loop digital current control.
Catalina González-Castaño   +4 more
doaj   +1 more source

Floating Interleaved Boost Converter with Zero-Ripple Input Current Using Variable Inductor

open access: yesTechnologies, 2023
A zero-ripple input current is known to improve the lifetime of battery sets and fuel cells and to assure maximum power point tracking in PV panels.
Hector Hidalgo   +5 more
doaj   +1 more source

Linearized large signal modeling, analysis, and control design of phase-controlled series-parallel resonant converters using state feedback [PDF]

open access: yes, 2013
This paper proposes a linearized large signal state-space model for the fixed-frequency phase-controlled series-parallel resonant converter. The proposed model utilizes state feedback of the output filter inductor current to perform linearization.
Aboushady, Ahmed A.   +3 more
core   +3 more sources

Pemodelan Fuzzy Logic Control untuk Pengendali PWM pada Buck Converter

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2016
Recently the switching mode used in a buck converter is controlled by pulse width modulation (PWM) which has relatively higher efficiency compared to a linear power supply system. In general, there are two problems that often occur in the buck converter,
Helmy Mukti Himawan   +2 more
doaj   +1 more source

FPGA implementation of online finite-set model based predictive control for power electronics [PDF]

open access: yes, 2011
Recently there has been an increase in the use of model based predictive control (MBPC) for power-electronic converters. MBPC allows fast and accurate control of multiple controlled variables for hybrid systems such as a power electronic converter and ...
Jacxsens, Michiel   +3 more
core   +2 more sources

DSP based current controlled single stage single phase integrated converter with external compensating signal for Class-C & Class-D appliances

open access: yesCogent Engineering, 2017
Design and implementation of a current controlled single stage single phase integrated AC/DC isolated Power Factor Correction (PFC) converter is presented in this paper. With the integrated topology reduces the number control switches.
Mopidevi Subbarao   +2 more
doaj   +1 more source

A grid interface current control strategy for DC microgrids

open access: yesCES Transactions on Electrical Machines and Systems, 2021
In this paper, a grid interface current control strategy is presented for a DC microgrid, which aims to reduce the disturbance from PV generation and the load variation to the main grid without a grid interface converter.
Muhannad Alshareef   +3 more
doaj   +1 more source

Design Considerations for a Voltage-Boosting DC-AC Modular Multilevel Converter [PDF]

open access: yes, 2015
The Modular Multilevel Converter (M2C) is a relatively recent addition to the family of multilevel power converters. This paper describes the topology, dynamic phasor modeling, and operation of a voltage boosting DC-AC Modular Multilevel Converter.
Ramírez Prieto, Dionisio   +3 more
core   +1 more source

PMSG Control for a Stand-Alone Gas Engine Generator Using Active Rectifier and VSG-Controlled Inverter

open access: yesEnergies, 2020
The engine generator system with a diode rectifier causes harmonic currents in the generator which can affect generator efficiency and may produce torque oscillations. Using an active rectifier instead of a diode rectifier helps us to improve the current
Htar Su Hlaing   +3 more
doaj   +1 more source

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