Results 21 to 30 of about 5,121 (217)

Control strategy of mine-used LCL three-level static var generator

Gong-kuang zidonghua, 2020
In order to adapt to special environment of coal mine and reduce volume and quality of mine-used static var generator(SVG), LCL filter and three-level inverter were used as main circuit topology of mine-used SVG.
ZHANG Chuanjin, LI Yutan, LIU Zhan, TANG Yi, ZHANG Xiao   +4 more
doaj   +1 more source

Adequate Tuning of LCL filter for Robust Performance of Converter Side Current Feedback Control of Grid Connected Modified–Y-Source Inverter [PDF]

International Journal of Industrial Electronics, Control and Optimization, 2020
In the grid-tied PV inverter systems, the design of a proper power conditioning system is an important issue to ensure high-quality power injection to the grid.
Navid Rasekh, Majid Hosseinpour
doaj   +1 more source

An Evolutionary Annealing–Simplex Method for Inductance Value Selection for LCL Filters

Energies, 2023
Grid-connected voltage-source inverters (VSIs) have evolved over the past years for the interconnection of renewable energy sources with the grid to satisfy the increased electrical load demand and utilize clean carbon-free energy. However, VSIs suffer a
Xingyu Yang, Huanyi Zhou, Mohammad Alathamneh, R. M. Nelms   +3 more
doaj   +1 more source

Modeling and Stability Analysis of $LCL$ -Type Grid-Connected Inverters: A Comprehensive Overview

IEEE Access, 2019
Due to the advantages of superior harmonics attenuation ability and reduced size, the LCL filter has been widely adopted to interface between the inverter and the grid for improving the quality of injected grid currents.
Yang Han, Mengling Yang, Hong Li, Ping Yang, Lin Xu, Ernane Antonio Alves Coelho, Josep M. Guerrero   +6 more
doaj   +1 more source

Robust L Approximation of an LCL Filter Type Grid-Connected Inverter Using Active Disturbance Rejection Control under Grid Impedance Uncertainty

Energies, 2021
High-order filters, such as LCL, are more commonly employed in grid-connected inverters (GcIs) as an interference element for the better attenuation of switching harmonics.
Muhammad Saleem, Muhammad Hanif Ahmed Khan Khushik, Hira Tahir, Rae-Young Kim   +3 more
doaj   +1 more source

An Improved LCL Filter Design in Order to Ensure Stability without Damping and Despite Large Grid Impedance Variations

Energies, 2017
With the smart grid revolution, there is a growing interest in the use of power converters associated to LCL filters to interface between the main utility grid and loads or renewable energy sources.
Marwa Ben Said-Romdhane, Mohamed Wissem Naouar, Ilhem Slama Belkhodja, Eric Monmasson   +3 more
doaj   +1 more source

Experimental Investigation of the Frequency Response of an LC-Filter and Power Transformer for Grid Connection

Energies, 2023
The power delivered by a voltage source inverter needs to be filtered to fulfill grid code requirements. A commonly used filter technology is the LCL-filter.
Christoffer Fjellstedt, Johan Forslund, Karin Thomas   +2 more
doaj   +1 more source

A novel active damping control based on grid-side current feedback for LCL-filter active power filter

Energy Reports, 2020
LCL filter is widely used in grid-connected converters for good harmonic mitigation performance. However, resonance poles of LCL filter challenge system stability, especially in a digital control system.
Tingting Gao, Yanqiang Lin, Dongdong Chen, Long Xiao   +3 more
doaj   +1 more source

A Theoretical Concept of Decoupled Current Control Scheme for Grid-Connected Inverter with L-C-L Filter

Applied Sciences, 2021
This paper proposes a nonlinear decoupled current control scheme for a grid-connected inverter with LCL filter. Decoupling the active and reactive current control channels is one of the main demands in the control of inverters.
Mohamad Amin Ghasemi, Seyed Fariborz Zarei, Saeed Peyghami, Frede Blaabjerg   +3 more
doaj   +1 more source

A half-bridge distributed static compensator with a DC-link filter capacitor of a reduced size LCL filter

Frontiers in Energy Research, 2022
Distributed static compensators (DSTATCOMs), composed of power converters and passive filters, have been extensively utilized in distribution systems to improve their power quality. For the selection of passive filters, LCL filters with smaller sizes and
Xiangjian Meng, Jingyang Fang
doaj   +1 more source