Results 81 to 90 of about 5,131 (213)

A Comparative Analytical Study on Low-Voltage Ride-Through Reference-Current-Generation (LVRT-RCG) Strategies in Converter-Interfaced DER Units

open access: yes, 2015
Recently, riding through grid faults and supporting the grid voltage under faults have become major requirements in distributed energy resource (DER) units. There have been also extensive efforts in academia and industry to develop and implement control
Mohammadalizadeh Shabestary, Masoud
core   +1 more source

Enhancing LVRT Capability of DFIG-Based Wind Turbine Systems with SMES Series in the Rotor Side [PDF]

open access: yes, 2017
The necessary Low Voltage Ride Through (LVRT) capability is very important to wind turbines. This paper presents a method to enhance LVRT capability of doubly fed induction generators- (DFIGs-) based wind turbine systems with series superconducting ...
Xiao Zhou, Jing Shi, Yuejin Tang
core   +1 more source

Fuzzy Logic and Synchronous Reference Frame Controlled LVRT Capability Enhancement in Wind Energy System using DVR

open access: yes, 2021
This paper gives a complete assessment of the various strategies used to decorate the skills of Low Voltage Ride Through (LVRT) of Double Fed Induction Generators (DFIG) primarily based wind turbine systems (WT). As the world is using about 20% to 25% of
Subash Ranjan Kabat, Dr.Chinmoy Kumar Panigrahi, BibhuPrasadGanthia
core   +1 more source

Enhancing Grid-Connected DFIG’s LVRT Capability Using Dandelion Optimizer Based the Hybrid Fractional-Order PI and PI Controlled STATCOM

open access: yesIEEE Access
This study aims to improve the low-voltage ride-through (LVRT) capabilities of wind power plants (WPPs) during various types of grid faults, such as line-to-ground (L-G), double line-to-ground (LL-G), line-to-line (L-L), and three-phase-to-ground (LLL-G)
Abdallah Fouad   +6 more
semanticscholar   +1 more source

Active Low‐Voltage Ride‐Through Control Strategy for Wind Turbines to Improve Transient Stability in Power Systems

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
Based on the characteristic of wind turbine LVRT influencing system power balance, this study proposes a method utilising active LVRT control to achieve transient stability. A transient stability control strategy is developed by integrating active LVRT with deep reinforcement learning while introducing a disturbance‐level‐based coordinated control ...
Guangyao Yu   +6 more
wiley   +1 more source

Comprehensive analysis of the dynamic behavior of grid-connected DFIG-based wind turbines under LVRT conditions

open access: yes, 2015
Power generation and grid stability have become key issues in the last decade. The high penetration of large capacity wind generation into the electric power grid has led to serious concerns about their influence on the dynamic behavior of power systems.
Longya Xu   +9 more
core   +1 more source

Shunt Connected FACTS Devices for LVRT Capability Enhancement in WECS

open access: yes, 2020
When a Double Fed Induction Generator (DFIG) primarily based Type-III Wind Turbine (WT) is connected to the grid without a digital power interface, the terminal voltage or reactive electricity output can’t be managed accordingly.
Ganthia, B. P., Barik, S. K., Nayak, B.
core   +1 more source

A Comprehensive Approach to Flexible LVRT Strategies for Inverter-Based PPMs Enhancing Voltage-Support, Overcurrent Protection, and DC-Link Voltage Quality

open access: yesIEEE Access
This paper focuses on enhancing the resilience of Power Park Modules (PPMs), connected to the grid via power electronic units, under asymmetrical voltage sag conditions.
Fathia Letaief   +3 more
semanticscholar   +1 more source

Improved Phase Comparison Phase‐to‐Phase Distance Protection for Transmission Lines Connected to Energy Storage Power Stations Based on Polarisation Voltage Phase Reconstruction

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper studies the fault characteristics of the energy storage power station's transmission lines and its influence on the traditional phase comparison distance protection, under different charging and discharging operating conditions. An improved phase comparison distance protection based on polarisation voltage phase reconstruction is proposed ...
Haoyu Zhu   +4 more
wiley   +1 more source

Preventive Control Considering Stability Constraints for Repeated Low Voltage Ride Through Events

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper proposes a voltage stability preventive control strategy that accounts for repeated low‐voltage ride‐through characteristics. The method first partitions the system and constructs a short‐term voltage stability assessment index that effectively incorporates repetitive LVRT events, while offline generating a corresponding set of anticipated ...
Zhichong Cao   +5 more
wiley   +1 more source

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