Results 111 to 120 of about 1,039 (216)

Feasible protection strategy for HVDC system by means of SFCL and passive resonance DC breaker

open access: yesThe Journal of Engineering, 2019
The key obstacle in implementing high-voltage direct current (HVDC) grid, which is considered as the future of power grid, is the absence of effective DC circuit breaker (DCCB). At present, HVDC grid could be based on half-bridge (HB) or full-bridge (FB)
Ho-Yun Lee   +3 more
doaj   +1 more source

Resistive SFCL for high power dc energy source

open access: yes, 2018
Total length is 25 m (1 tape). We have to use 25 m SF12050 type superconducting wire as resistive SFCL. This wire is produced by SuperPower (USA). We can decrease the short circuit current effectively with resistive SFCL.
Gülmez, Anıl
core  

Comparison between inductive and resistive SFCL in terms of current limitation and power system transient stability

open access: yes, 2015
International audienceIn this paper, authors present a comparative study of inductive and resistive superconducting fault current limiters (SFCL) from current limitation and power system transient stability point of view.
Bonnard, Charles-Henri   +3 more
core   +1 more source

SFCL-SMES Control for Power System Transient Stability Enhancement Including SCIG-based Wind Generators

open access: yes, 2020
The resolution of the environment pollution depends on renewable energy sources, such as wind energy systems. These systems face transient and voltage stability issues with wind energy employing fixed-speed induction generators to be augmented with ...
Zebar, A., Madani, L.
core   +1 more source

Spatial–Frequency Contrastive Learning for Self-Supervised Semantic Segmentation of Remote Sensing Images

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Self-supervised learning has shown strong potential for remote sensing semantic segmentation by exploiting large amounts of unlabeled data. However, existing methods face several challenges when applied to remote sensing images, including limited use of ...
Yujia Fu   +3 more
doaj   +1 more source

Fault Current Limitation in Electrical Power Networks Containing HTS Cable and HTS Fuse. [PDF]

open access: yesMaterials (Basel), 2022
Degtyarenko PN   +5 more
europepmc   +1 more source

Examination of the transient processes of a power system

open access: yes, 2020
With the increasing demand for power capacity, which has caused a much higher level in fault current. It can surpass the maximum ratings of short-current of the switchgear which is designed before.
Zhu, Huiyun
core  

Comparison between DVR and SFCL for fault ride through capability improvement of fixed-speed wind generator

open access: yes, 2014
This Paper makes a comparison between the Superconductor Fault Current Limiter (SFCL) and Dynamic Voltage Restorer (DVR) in terms of fault ride through capability improvement of a fixed speed wind generator system. The performance, controller complexity,
Mohd. Hasan Ali   +3 more
core   +1 more source

An Optimal Design Approach for Resistive and Inductive Superconducting Fault Current Limiters via MCDM Techniques

open access: yesIranian Journal of Electrical and Electronic Engineering, 2011
The design process of a superconducting current limiter (SFCL) requires simulation and definition of its electrical, magnetic and thermal properties in form of equivalent circuits and mathematical models. However, any change in SFCL parameters: dimension,
H. Heydari, R. Sharifi
doaj  

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