Results 71 to 80 of about 5,304 (193)

A Novel Hybrid Statistical Method for Power Swing Detection in Transmission Lines With Grid‐Following Inverter

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
This paper develops a novel statistical framework, integrating a cumulative sum control chart and entropy analysis, for power swing and fault discrimination, which enables accurate detection and differentiation of faults and power swings in grid‐following‐connected transmission lines.
Behrooz Taheri, Seyed Amir Hosseini
wiley   +1 more source

Optimizing Fault Ride-Through of DGs in Distribution Networks to Preserve Recloser-Fuse Coordination

open access: yesIEEE Access
Fuse saving protection is usually applied in distribution networks, through auto-reclosing, to prevent fuse burning under transient faults. The modern fault ride-through (FRT) standards, which require distributed generators (DGs) to remain connected ...
Evangelos E. Pompodakis   +2 more
doaj   +1 more source

Fault Ride-through Capability Enhancement of Voltage Source Converter-High Voltage Direct Current Systems with Bridge Type Fault Current Limiters

open access: yesEnergies, 2017
This paper proposes the use of bridge type fault current limiters (BFCLs) as a potential solution to reduce the impact of fault disturbance on voltage source converter-based high voltage DC (VSC-HVDC) systems.
Md Shafiul Alam   +1 more
doaj   +1 more source

Multifunctional scheme for frequency/voltage/stability control in HVDC line under concurrent cyber‐attacks and faults

open access: yesIET Generation, Transmission & Distribution, 2022
This paper presents a control mechanism on high voltage direct current (HVDC) transmission line for frequency/voltage regulation, fault ride through (FRT) capability, and cyber‐attack/fault detection.
Reza Hemmati, Hossien Faraji
doaj   +1 more source

Design and Optimization of Dynamic Voltage Restorers for Enhancing Power Quality and Fault Ride through (FRT) in Grid-Integrated Hybrid Energy Systems

open access: yesSMART MOVES JOURNAL IJOSCIENCE
The integration of renewable energy sources, such as solar and wind, into modern power grids presents challenges in maintaining power quality and stability, particularly under fault conditions like voltage sags and swells. This research focuses on the design and optimization of Dynamic Voltage Restorers (DVRs) to enhance power quality and Fault Ride ...
Vardhan Patidar, Ashish Bhargava
openaire   +1 more source

Enabling Temporary Blocking of Offshore Converters Through Grid‐Forming Wind Turbines to Assist HVDC Grid Protection

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
The paper higlights the usage of GFM WTG to enable temporary blocking of the offshore converter in MT‐HVDC systems to reduce protection requirements. It is shown, that smaller DCCB series inductances can be used. During temporary blocking the AC power transfer is interupted but is returned quickly after the converter is brought back into operation ...
Christopher Klein   +3 more
wiley   +1 more source

Improving fault ride‐through capability for doubly‐fed induction generator based on improved system structure and corresponding control scheme

open access: yesIET Energy Systems Integration
Although there are many methods to improve the fault ride‐through (FRT) capability of doubly‐fed induction generator (DFIG) systems at present, each method has its shortcomings, especially the applicability under different voltage dips (VDs), so an ...
Long Xian   +3 more
doaj   +1 more source

Development of a generic future grid code regarding wind power in Europe [PDF]

open access: yes, 2017
Present grid codes might not be a suitable reference for future-oriented research. The diversity of grid codes by different transmission system operators makes it challenging to get a clear and compact general overview on grid code requirements.
Attya, Ayman   +2 more
core  

Loop‐Shaping Control Design for a New Modular Integrated On‐Board EV Charger with RHP Zero Compensation

open access: yesIET Power Electronics, Volume 18, Issue 1, January/December 2025.
This paper presents the control design of a new modular integrated on‐board charger (MIOBC) for EVs. The proposed MIOBC modularises both the battery and power converters, enhancing controllability and fault‐ride‐through (FRT) capability. Integrating the traction inverter with the OBC reduces system size and weight while enabling seamless operation in ...
Fatemeh Nasr Esfahani   +2 more
wiley   +1 more source

An Enhanced Fault Ride‐Through Control Method of the VSG Based on Dynamic Power Compensation

open access: yesIET Power Electronics, Volume 18, Issue 1, January/December 2025.
To enhance the fault ride‐through (FRT) capability for the VSGs, an FRT control method based on dynamic power compensation (DPC) is proposed in this article, which comprehensively considers both the fault current limitation and power angle stability for the VSG.
Xueqing Li   +5 more
wiley   +1 more source

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