Results 241 to 250 of about 79,284 (318)

A high voltage gain solid-state transformer for integration of renewable energy and AC sources. [PDF]

open access: yesSci Rep
Hashemzadeh SM   +6 more
europepmc   +1 more source

Giant anisotropic piezoresponse of layered ZrSe3.

open access: yesNanoscale Horiz
Radatović B   +3 more
europepmc   +1 more source

Novel random pulse position modulation for three-phase four-leg inverters

Proceedings of the Institution of Mechanical Engineers Part I: Journal of Systems and Control Engineering, 2018
Aiming at improving the harmonic spectra spreading effect, two randomized pulse position modulation strategies are proposed for three-phase four-leg inverters. Based on the volt-second balance law and the fixed switching frequency, the first proposed strategy places the center randomly during one carrier cycle with a limited degree of freedom, and the
TingLong Pan, Haopeng Wu, Dinghui Wu
exaly   +3 more sources

Predictive Duty Cycle Control for Four-Leg Inverters With ${LC}$ Output Filter

IEEE Transactions on Industrial Electronics, 2021
Three-phase four-leg inverter is a well-known solution to handle unbalanced and nonlinear loading conditions in three-phase transformerless uninterruptible power supply applications. For such power converters, finite control set model predictive control (FCS-MPC) is considered as a promising control alternative due to its simplicity, fast dynamic ...
Dan Xiao   +2 more
openaire   +2 more sources

Modulated Model Predictive Control for Four-Leg Inverters With Online Duty Ratio Optimization

IEEE Transactions on Industry Applications, 2020
Conventional finite control set (FCS) predictive load-voltage control for four-leg inverters features simplification in digital implementation compared to its complex counterpart, three-dimensional space vector modulation.
Dan Xiao   +2 more
exaly   +2 more sources

A new 3D-SVPWM algorithm for four-leg inverters

2009 IEEE International Electric Machines and Drives Conference, 2009
A new algorithm of tetrahedron determination applied to the SVPWM control of four leg inverters is presented in this work. Indeed during the last years two main families of works were existing under this subject, the first one used the αβγ frame , while, the second one used the abc frame.
A Kouzou, M.O Mahmoudi, M.S Boucherit
openaire   +2 more sources

Digital-Scalar PWM Approaches Applied to Four-Leg Voltage-Source Inverters

IEEE Transactions on Industrial Electronics, 2013
In this paper, we present two modulation schemes for generating unbalanced voltages by means of four-leg voltage-source inverters. The first modulation is an extended scheme of a digital-scalar pulsewidth modulation previously proposed for controlling three-leg inverters.
Darlan A Fernandes   +2 more
exaly   +2 more sources

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