Fault detection and localization method for modular multilevel converters

F Deng, Z Chen, MR Khan, R Zhu - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The modular multilevel converter (MMC) is attractive for medium-or high-power applications
because of the advantages of its high modularity, availability, and high power quality …

Nonfragile Filter Design for T–S Fuzzy Systems in Standard Form

XH Chang, GH Yang - IEEE Transactions on Industrial …, 2013 - ieeexplore.ieee.org
This paper is concerned with the problem of nonfragile H∞ filtering for continuous-time
Takagi-Sugeno (TS) fuzzy systems. The filter to be designed is assumed to have two types of …

Finite control set model predictive control for LCL-filtered grid-tied inverter with minimum sensors

X Chen, W Wu, N Gao, HSH Chung… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Recently, finite control set model predictive control (FCS-MPC) has been successfully
applied in the grid-tied inverter with the LCL filter. However, to achieve active damping and …

Sliding-mode observer based voltage-sensorless model predictive power control of PWM rectifier under unbalanced grid conditions

H Yang, Y Zhang, J Liang, J Gao… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
A sliding-mode grid voltage observer (SMGVO) is proposed and experimentally verified in
this paper for voltage-sensorless operation under an unbalanced network. The fundamental …

Receding-Horizon Model-Predictive Control for a Three-Phase VSI With an LCL Filter

R Guzman, LG de Vicuña, A Camacho… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
This paper presents a continuous control set model-predictive control with a receding
horizon for a three-phase voltage-source inverter with an LCL filter. In this proposal, a …

Interpolated-DFT-based fast and accurate frequency estimation for the control of power

J Borkowski, D Kania, J Mroczka - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The energy produced by renewable energy systems must fulfill quality requirements as
defined in the respective standards and directives. Improvement of the quality could be …

A novel modified control scheme in grid-tied photovoltaic system for power quality enhancement

N Babu, JM Guerrero, P Siano… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this article, a modified reduced order generalized integrator-based frequency-locked loop
(MROGI-FLL) is proposed for controlling the interfacing inverter of the grid-tied photovoltaic …

Model-based control for a three-phase shunt active power filter

R Guzman, LG de Vicuna, J Morales… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
This paper presents a robust model-based control in natural frame for a three-phase shunt
active power filter. For the proposed control method, a linear converter model is deduced …

Variable structure control for three-phase LCL-filtered inverters using a reduced converter model

R Guzman, LG de Vicuña, M Castilla… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
This paper presents a new concept in active damping techniques using a reduced model of
an LCLfiltered grid-connected inverter. The presence of the LCL filter complicates the design …

Kalman filter variant intelligent control for power quality improvement in photovoltaic active power filter system

SK Prince, KP Panda, G Panda - International Transactions on …, 2020 - Wiley Online Library
The increased usage of nonlinear loads in the distribution system network with deep
integration of renewable energy sources imposes the need for advanced control to improve …