Results 31 to 40 of about 5,625 (121)

Auto‐reclosing scheme with adaptive dead time control for extra‐high‐voltage transmission line [PDF]

open access: yesIET Science, Measurement & Technology, 2018
Discrimination between transient fault and permanent fault is contemporary problems for protection of transmission line. Auto‐reclosure is one of the foremost solutions for the same. This study presents the development of auto‐reclosure scheme using modified full‐cycle discrete Fourier transform with adaptive dead time control.
Ujjaval J. Patel   +3 more
openaire   +1 more source

New Adaptive Reclosing Technique in Unbalanced Distribution System [PDF]

open access: yes, 2017
The conventional reclosing of a distribution system is performed after a fixed dead time. However, it may lead to the increased outage time due to delayed reclosing. To solve this problem, this paper proposes a new adaptive reclosing scheme.
Hun-Chul Seo
core   +1 more source

Adaptive Single Phase Auto-Reclosing Using Voltage Magnitude Pattern

open access: yes, 2020
This paper presents a novel adaptive single phase auto-reclosing (ASPAR) scheme based on the first derivation of local voltage magnitude (VM) of the faulted phase for determination of dead time of transient faults. The algorithm is fast and uses low-frequency sampling and adaptive threshold value (ATV).
Baayeh, Arman Ghaderi, Jamali, Sadegh
openaire   +1 more source

Adaptive Reclosing Technique Using Variational Mode Decomposition Algorithm in BESS-Based Microgrid [PDF]

open access: yes, 2023
This study introduces a novel adaptive technique to accelerate the process of reclosing in a Battery Energy Storage System (BESS)-based microgrid system to provide uninterrupted power supply (UPS).
Nand Kishor   +11 more
core   +2 more sources

An adaptive reclosing scheme based on phase characteristics for MMC-HVDC systems [PDF]

open access: yes, 2021
To improve the reliability of power supply, reclosing schemes are required after transient faults, which commonly occur in overhead line based high voltage DC (HVDC) systems.
Li, Rui, Lv, Wenxuan, Zheng, Tao
core  

Performance improvement of DFIG‐based wind farms using NARMA‐L2 controlled bridge‐type flux coupling non‐superconducting fault current limiter

open access: yesIET Generation, Transmission &Distribution, Volume 14, Issue 26, Page 6580-6593, December 2020., 2020
Doubly‐fed induction generators (DFIGs) have drawn prominent interest in the field of wind power generation, but they are vulnerable to grid faults. Grid codes mandate DFIGs to employ a sort of fault ride‐through (FRT) technique during faults. Fault current limiters (FCLs) always help to augment the FRT capability of DFIGs and a non‐linear controller ...
Md. Rashidul Islam   +5 more
wiley   +1 more source

Modular Hybrid DC Breaker-based Adaptive Auto-Reclosing Method for MMC-HVDC Systems

open access: yes2020 22nd European Conference on Power Electronics and Applications (EPE'20 ECCE Europe), 2020
In this paper, the modular hybrid DC breaker is employed to inject active pulses after fault-current interruption and arc extinction due to a pole-to-pole fault in MMC-HVDC systems with half-bridge submodules. The power electronic branch of hybrid DC breaker is made of $n$ series modules, which allows generating active pulses with a controllable ...
Iman-Eini, Hossein   +3 more
openaire   +1 more source

Investigation of Adaptive Auto-Reclosing for Radial Distribution System with Distributed Energy Resources [PDF]

open access: yes, 2019
DERs (distributed energy resources) recently have gained popularity in electrical distribution systems. The interconnection of DERs to RDS (radial distribution systems) introduces challenges to the protection and control system of the RDS.
Aleithan, Ammar Fayez A
core  

Longitudinal auto-landing controller design via adaptive backstepping [PDF]

open access: yes, 2014
This paper presents an auto-landing controller for glide-slope tracking and the flare maneuver via adaptive backstepping design and describes a flight path command generator for indirect altitude control in order to provide precise altitude trajectories ...
Ju, H.S., Tsai, C.C., 蔡清池
core   +1 more source

A novel approach to adaptive single phase auto-reclosing scheme for EHV transmission lines

open access: yesInternational Journal of Electrical Power & Energy Systems, 2011
Abstract In modern interconnected power systems, nearly 80% of faults in high voltage transmission lines are intrinsically transient. The necessity of rapid fault clearing has resulted in fast development of protection equipments. Moreover, need for reliable supply of loads has led to improvements in single phase auto-reclosing equipments.
M. Jannati   +3 more
openaire   +1 more source

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