Results 1 to 10 of about 59 (53)

Development of HVRT and LVRT Control Strategy for PMSG-Based Wind Turbine Generators

open access: yesEnergies, 2020
Various challenges are acknowledged in practical cases with high wind power penetration. Fault ride-through (FRT) capability has become the most dominant grid integration requirements for the wind energy conversion system worldwide. The high voltage ride-
Liang Yuan   +5 more
doaj   +3 more sources

Research on HIL-based HVRT and LVRT automated test system for photovoltaic inverters

open access: yesEnergy Reports, 2021
As an important capability of the photovoltaic grid-connected inverter, high voltage ride-through (HVRT) and low voltage ride-through (LVRT) capability are related to the stability of the whole power grid system.
Fei Li   +3 more
doaj   +3 more sources

Fast Coordinated Control of DFIG Wind Turbine Generators for Low and High Voltage Ride-Through

open access: yesEnergies, 2014
This paper presents a fast coordinated control scheme of the rotor side converter (RSC), the Direct Current (DC) chopper and the grid side converter (GSC) of doubly fed induction generator (DFIG) wind turbine generators (WTGs) to improve the low voltage ...
Yun Wang   +4 more
doaj   +3 more sources

Enhanced grid stability of DFIG-based wind systems through intelligent reactive power coordination using machine learning-based control [PDF]

open access: yesScientific Reports
This paper presents an intelligent coordination strategy for enhancing the dynamic performance of doubly-fed induction generator (DFIG)-based wind energy systems through real-time reactive power optimization using Twin Delayed Deep Deterministic Policy ...
Biraj Borah   +4 more
doaj   +2 more sources

High-voltage Ride Through Strategy for DFIG Considering Converter Blocking of HVDC System

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
This paper presents a P-Q coordination based highvoltage ride through (HVRT) control strategy for doubly fed induction generators (DFIGs) based on a combined Q-V control and P-V de-loading control.
Changping Zhou   +3 more
doaj   +3 more sources

Implementation Strategy of Test Facility Based on Auto-Transformer for LVRT/HVRT Evaluation of Large-Scale Wind Turbine

open access: yesEnergies, 2023
In accordance with South Korea’s recent 2030 Carbon Neutral Plan, an 8GW offshore wind farm is planned for construction in the South-west Sea. Therefore, it is expected that large-scale wind turbines will be installed, and these turbines must operate ...
Byungki Kim   +3 more
doaj   +1 more source

High Voltage Ride through Strategy of Wind Farm Considering Generator Terminal Voltage Distribution

open access: yesApplied Sciences, 2021
When wind power is transmitted via high-voltage direct current (HVDC), the problem of high-voltage ride-through (HVRT), caused by direct-current (DC) blocking must be seriously taken into account.
Yanhui Qin   +4 more
doaj   +1 more source

Control Strategy and Parameter Optimization Based on Grid Side Current Dynamic Change Rate for Doubly-Fed Wind Turbine High Voltage Ride Through

open access: yesEnergies, 2022
High voltage ride through (HVRT) control strategies for doubly-fed induction wind turbines (DFIG) have mostly focused on the rotor side converter, while the reactive power compensation capability of the grid side converter and the impact of grid side ...
Jun Deng   +5 more
doaj   +1 more source

Transient Behavior Analysis of Microgrids in Grid-Connected and Islanded Modes: A Comparative Study of LVRT and HVRT Capabilities

open access: yesClean Technologies, 2023
Microgrids, with integrated PV systems and nonlinear loads, have grown significantly in popularity in recent years, making the evaluation of their transient behaviors in grid-connected and islanded operations paramount.
Abrar Shahriar Pramanik, Saeed Sepasi
doaj   +1 more source

Multi-Mode Voltage Sag/Swell Generator Based on Three-Phase Inverter Circuit

open access: yesEnergies, 2021
The voltage ride through capability of the major auxiliary variable-frequency drive (VFD) in large thermal power plants is the key technical issue of power grid and source coordination.
Qiguo Han   +5 more
doaj   +1 more source

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