Results 161 to 170 of about 22,749,812 (200)

Methods to Improve Dynamic System Response of Power Compensators Using Supercapacitors in Low-Voltage Ride-Through (LVRT) Conditions

open access: yesElectronics, 2022
In this paper, a power compensator using supercapacitors in parallel to protect grid-connected devices connected to the distributed power supply in the case of a low-voltage ride-through (LVRT) situation in designed, and a grid-connected device control method with improved responsiveness is proposed.
Chung-Yuen Won, Mina Kim
exaly   +3 more sources

Autonomous Operation of Grid Synchronizing Breakers with Low Voltage Ride Through (LVRT) Capabilities

Electric Power Components and Systems, 2020
With rapidly increasing penetration level of renewable energy sources (RES) in electric grids, it is noteworthy that stable and reliable operation of electric power systems is urgently needed, give...
Yi Zhao, Shaohua Ma, Yiqi Liu
exaly   +2 more sources

Low-Voltage-Ride-Through (LVRT) Control of an HVDC Transmission System Using Two Modular Multilevel DSCC Converters

IEEE Transactions on Power Electronics, 2017
This paper presents an intensive discussion on a high-voltage direct-current (HVDC) long-distance transmission system combining two modular multilevel double-star chopper-cells (DSCC) converters with dc power cables. Hereinafter, each converter is referred to simply as a DSCC converter, or just as a DSCC for more simplicity.
Hirofumi Akagi, Kota Oguma
exaly   +3 more sources

Systematic development of Low Voltage Ride-Through (LVRT) envelope for grids

TENCON 2010 - 2010 IEEE Region 10 Conference, 2010
Increased penetration of wind generation into high voltage transmission systems necessitates development of grid integration standards. One of them is Fault Ride-Through (FRT) or Low Voltage Ride-Through (LVRT) guidelines. Development of the voltage envelope depends on the transmission network characteristics along with considerations like contingency ...
Waqar A Qureshi
exaly   +2 more sources

Low voltage ride through(LVRT) research of DFIG

2013 25th Chinese Control and Decision Conference (CCDC), 2013
Nowadays Doubly Fed Induction Generator (DFIG) is used in variable speed wind power plants extensively. Doubly fed induction generator (DFIG) has many advantages such as low cost, reduced losses with an improved efficiency, variable speed operation and improved active and reactive power control capabilities.
Li Lianbing, Zhang Peng
openaire   +1 more source

Grid-Tied PV Inverter with Oversized Power Module to Increase its Low-Voltage Ride Through (LVRT) Capabilities and VAR Support

2023 IEEE PES Innovative Smart Grid Technologies Latin America (ISGT-LA), 2023
Maximiliano Ferrari, Leon M Tolbert
exaly   +2 more sources

Effect of low voltage ride through (LVRT) characteristic on voltage stability

IEEE Power Engineering Society General Meeting, 2005, 2005
The number of wind installations has grown worldwide at unprecedented rates in recent years. As well, the average size of the installations has increased due to the advent of larger capacity machine, variable speed technology, and an increasing number of off-shore sites.
C. Abbey, G. Joos
openaire   +1 more source

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