Results 11 to 20 of about 5,536,000 (158)

Simple New PWM Patterns for Thyristor Three-Phase AC/DC Convertors

open access: yesIEE Proceedings B: Electric Power Applications, 1986
Thyristor forced commutated AC/DC convertors are useful for improving the power factor and waveform of AC-side line current. These are controlled through pulse-width modulation schemes for best performance.
S K Biswas
exaly   +1 more source

A novel unbalanced power flow analysis in active AC-DC distribution networks considering PWM convertors and distributed generations

open access: yesInternational Journal of Electrical Power & Energy Systems, 2022
Saeed Mousavizadeh   +4 more
openaire   +3 more sources

Integrated PV and multilevel converter system for maximum power generation under partial shading conditions [PDF]

open access: yes, 2013
The emerging trend towards the harnessing of the electrical power from solar energy has increased the research effort in power electronics applications.
Abdalla, Imadeddin Abdalla
core   +5 more sources

PWM ZCS DC Motor Drive and DC Power Supply [PDF]

open access: yes, 2011
Following the extension and increase in capacity of power electronic elements, many convertors with special applications have been designed. Convertors such as rectifiers, AC and DC power supplies, AC and DC drivers and so on. At present, optimization of
Montazeri, Bardia; Department of Electrical Engineering, Islamic Azad University, Iran
core   +1 more source

VSC transmission system using flying capacitor multilevel converters and hybrid PWM control [PDF]

open access: yes, 2007
A high-voltage direct current (HVDC) transmission system based on three-level flying capacitor (FC) multilevel converters with hybrid pulse-width modulation (PWM) is presented in this paper.
Agelidis, V.G., Xu, L.
core   +1 more source

A VSC transmission system using flying capacitor multilevel converters and selective harmonic elimination pWM control [PDF]

open access: yes, 2005
A transmission system based on voltage-source three-level flying capacitor (FC) multilevel converters with selective harmonic elimination pulse-width modulation (SHE-PWM) control is presented in this paper.
Lie Xu   +3 more
core   +1 more source

Efficiency Analysis of PWM Inverter Fed Three-Phase and Dual Three-Phase High Frequency Induction Machines for Low/Medium Power Applications [PDF]

open access: yes, 2008
A performance analysis of three-phase and dual three-phase (DTP) induction pulsewidth modulation (PWM) inverter-fed motor drives is conducted in this paper. The focus is on the efficiency performance of high-frequency DTP machines compared to their three-
Boglietti, Aldo   +3 more
core   +1 more source

Impact of PWM strategies on RMS current of the DC-link Voltage Capacitor of a dual-three phase drive [PDF]

open access: yes, 2014
The major drawback of usual dual three-phase AC machines, when supplied by a Voltage Source Inverter (VSI), is the occurrence of extra harmonic currents which circulate in the stator windings causing additional losses and constraints on the power ...
ROUHANA, Najib   +5 more
core   +1 more source

Comparative Analysis among DSP and FPGA-based Control Capabilities in PWM Power Converters [PDF]

open access: yes, 2004
PWM power converters are close to be mature for standard diffusion. New FPGA technologies could now realise at best the digital control key-points: flexible performance and time to market.
Fratta, Antonino   +7 more
core   +1 more source

New Stationary Frame Control Scheme for Three Phase PWM Rectifiers Under Unbalanced Voltage Dips Conditions [PDF]

open access: yes, 2010
A new stationary frame control scheme for three-phase pulsewidth-modulation (PWM) rectifiers operating under unbalanced voltage dips conditions is proposed in this paper.
BOJOI, IUSTIN RADU   +5 more
core   +1 more source

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