Results 31 to 40 of about 554 (136)

Enhanced Low-Voltage Ride-Through Coordinated Control for PMSG Wind Turbines and Energy Storage Systems Considering Pitch and Inertia Response

open access: yesIEEE Access, 2020
Low-voltage ride-through (LVRT) requirements are defined by grid operators, and they vary based on power system characteristics. Coordinated LVRT control methods have been proposed for wind turbines (WTs) and energy storage systems (ESSs).
Chunghun Kim, Wonhee Kim
doaj   +1 more source

A Comprehensive Review of Control Strategies to Overcome Challenges During LVRT in PV Systems

open access: yesIEEE Access, 2021
Due to the high penetration of grid-connected photovoltaic (GCPV) systems, the network operators are regularly updating the grid codes to ensure that the operation of GCPV systems will assist in maintaining grid stability.
Jyoti Joshi   +3 more
doaj   +1 more source

Simulation of a Low-Voltage Direct Current System Using T-SFCL to Enhance Low Voltage Ride through Capability

open access: yesEnergies, 2022
Owing to the increasing penetration level of distributed energy resources (DER) and direct current (DC) load, the usage of low-voltage direct current (LVDC) systems has expanded to achieve efficient operations.
Kwang-Hoon Yoon   +4 more
doaj   +1 more source

Low-Voltage Ride-Through Techniques in DFIG-Based Wind Turbines: A Review

open access: yesApplied Sciences, 2020
In recent years, considerable advances were made in wind power generation. The growing penetration of wind power makes it necessary for wind turbines to maintain continuous operation during voltage dips, which is stated as the low-voltage ride-through ...
Boyu Qin   +4 more
doaj   +1 more source

Review of low voltage ride-through technology of doubly-fed induction generator

open access: yesThe Journal of Engineering, 2019
In recent years, with the increasing of wind power development, the demand for low voltage ride-through (LVRT) technology was proposed to ensure the safe and reliable operation of the power system.
Lele Niu   +4 more
doaj   +1 more source

Simulation Study on Low Voltage Ride-through Capability of Wind Farms With Different Units

open access: yes发电技术, 2020
The simulation platform of wind farms with fixed speed induction wind turbines and doubly-fed induction wind turbines connected to the power grid was built in the electromagnetic transient simulation software PSCAD/EMTDC.
Yue ZHU, Junmin SHA, Jing ZHAO
doaj   +1 more source

Equivalent Modeling of LVRT Characteristics for Centralized DFIG Wind Farms Based on PSO and DBSCAN

open access: yesEnergies, 2023
As large-scale wind turbines are connected to the grid, modeling studies of wind farms are essential to the power system dynamic research. Due to the large number of wind turbines in the wind farm, detailed modeling of each wind turbine leads to high ...
Ning Zhou   +5 more
doaj   +1 more source

Research on Voltage Stability of Grid-Connected Photovoltaic System Based on Double-Side Voltage Feedback Control

open access: yesZhongguo dianli, 2022
In terms of the problem that the grid-connected photovoltaic DC system is unstable during low voltage ride through (LVRT), an improved double-side voltage control strategy is proposed.
Fei XUE   +3 more
doaj   +1 more source

Performance Improvement of Single-Phase Transformerless Grid-Connected PV Inverters Regarding Common-Mode Voltage (CMV) and LVRT [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2019
The single-phase transformerless grid-connected photovoltaic (PV) systems, mainly the low-power single-phase systems, require high efficiency, small size, lightweight, and low-cost grid-connected inverters.
M. Farhadi-Kangarlu, F. Mohammadi
doaj   +1 more source

Review of Low Voltage Ride-Through Capabilities in Wind Energy Conversion System

open access: yesEnergies
The significance of low voltage ride-through (LVRT) capability in wind energy conversion systems (WECSs) is paramount for ensuring grid stability and reliability during voltage dips.
Welcome Khulekani Ntuli   +2 more
doaj   +1 more source

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