Results 131 to 140 of about 1,710,199 (275)

Grid‐tied PEMFC power conditioning system based on capacitor voltage thorough feedback procedure in a weak and harmonics‐polluted network

Energy Science & Engineering
Proton exchange membrane fuel cells (PEMFC) have been noticed by researchers due to their high efficiency, low pollution, and high‐power density in distributed generation systems.
Majid Hosseinpour, Tooraj Sabetfar, Mahdi Shahparasti   +2 more
doaj   +1 more source

LCL Filter Startup Diagnostics for an Active Front End Converter

, 2016
Reliability of Active Front End (AFE) converter can be improved if converter faults can be identified before startup. Startup diagnostics of the LCL filter can be an useful tool to accomplish this.
Neeraj Agrawal, Vinod John, John, Vinod, Agrawal, Neeraj   +3 more
core   +1 more source

An LCL power filter for grid connected micrcoinverter

, 2019
This paper proposes to use an LCL filter on two-switch DC-DC flyback microinverter and its voltage for grid connected. With the proposed system, it could possible to improve the qualityof the voltage injected into grid and also the quality of outlet power.
openaire   +3 more sources

Notch Filter-Based Active Damping Design Method of Three-phase Grid-Tied Voltage Source Inverter with Asymmetric-LCL Filter

A high-order power filter is always used to filter out harmonics in grid-injected current. Compared with other power filters, the Asymmetric-LCL(A-LCL) filter has the advantages of having a small total inductance and strong robustness.
Wu, Weimin, Orabi, Mohamed, Zhao, Hailong, Koutroulis, Eftichios, Blaabjerg, Frede; id_orcid, Chung, Henry Shu Hung   +5 more
core   +1 more source

Design of the LCL+trap filter for the two-level VSC installed in a large-scale wave power plant

, 2013
This paper presents a methodology for designing the link passive filter of the power converters installed in a multi-megawatt wave power plant. Such filter is based on the superposition of both LCL and trap filter configurations with the purpose of ...
Mir Cantarellas, Antonio, Rakhshani, Elyas, Remón, D., P. Rodriguez, Rodríguez Cortés, Pedro, A. M. Cantarellas, E. Rakhshani, D. Remon   +7 more
core   +1 more source

A novel robust active damping control strategy based on H∞ loop shaping for the grid-tied LCL inverter

Frontiers in Energy Research
LCL-type grid-connected inverters have been widely used in renewable power generation due to their size and cost advantages. However, the LCL filter has a problem of insufficient damping, which may lead to power system instability. Two common methods are
Wenju Sang, Wenju Sang, Wenyong Guo, Gang Xu, Tongzhen Wei, Tongzhen Wei, Changli Shi, Changli Shi, Zongjie Liu, Han Xue, Zhenning He, Junzhi Li, Jiazhen Shen, Ruiqi Min, Shaobo Song, Xiaoxu Li, Yun Hong   +16 more
doaj   +1 more source

Development of a grid emulator for network integration studies

, 2014
Includes bibliographical references.The economic and environmental side effects of fossil fuels have forced governments and authorities to investigate sustainable solutions. Main interest is focused on environment friendly benefits, provided by renewable
Khan, Akrama
core  

Analysis and Simulation for Three-phase Voltage-source PWM Rectifier Circuit Based on LCL Filter

Kongzhi Yu Xinxi Jishu, 2012
The problems such as nonlinear and harmonic current etc. are existing in power electronic devices(e.g., diode and thyristor rectifiers ). A solution to avoid mentioned problems is adopted by using the three-phase PWM rectifier which has the ...
GAO Yang, HU Jiaxi, GUO Shiming, CHEN Tao, LIU Linman   +4 more
doaj  

Fractional-Order LCL Filters: Principle, Frequency Characteristics, and Their Analysis

Fractal and Fractional
The fractional-order LCL filter, composed of two fractional-order inductors and one fractional-order capacitor, is a novel fractional-order π-type circuit introduced in recent years.
Junhua Xu, Ermeng Zeng, Xiaocong Li, Guopeng He, Weixun Liu, Xuanren Meng   +5 more
doaj   +1 more source

High Power Density Three-Phase Shunt Active Power Filter Design Based on Multiple Magnetic Integrations of LCL Filter

, 2017
The LCL filter has been widely used in inverter design due to its excellent attenuation capability for the switching harmonics. Nevertheless, the large cost associated with the conventional three-phase LCL filter has limited its usage.
Dongdong Chen, Qunwei Xu, Guozhu Chen, Peng Xu   +3 more
core   +1 more source