Results 11 to 20 of about 869,951 (279)

A novel fault location method for a cross-bonded hv cable system based on sheath current monitoring [PDF]

open access: yes, 2018
In order to improve the practice in the operation and maintenance of high voltage (HV) cables, this paper proposes a fault location method based on the monitoring of cable sheath currents for use in cross-bonded HV cable systems.
Huang, Xiaojun   +6 more
core   +1 more source

Development of Bus and Line Control Method for Short-Circuit Current Reduction Using Genetic Programming

open access: yesEnergies, 2022
In this study, genetic programming (GP) is used for optimizing bus and line separation methods to reduce the short-circuit current. Expanding power systems led to intensive electric power and more transmission lines, reducing the grid impedance.
Dabin Son, Sangwook Han
doaj   +1 more source

Characteristics of Short-Circuit Current in Distribution Network with Doubly-Fed Wind Power System

open access: yesShanghai Jiaotong Daxue xuebao, 2023
The doubly-fed induction generator (DFIG) is connected to the distribution network as a distributed power source, which turns a radial single power supply system into a dual power supply system and changes the topology of the distribution network. When a
XI Xinze, XING Chao, QIN Risheng, HE Tingyi, HE Peng, MENG Xian, CHENG Chunhui
doaj   +1 more source

Investigation of Irreversible Demagnetization in Switched Flux Permanent Magnet Machines under Short-Circuit Conditions [PDF]

open access: yes, 2017
The irreversible magnet demagnetization phenomena are investigated in this paper , under both healthy and short - circuit conditions for a switched flux permanent magnet (SFPM) machine.
Gabsi, M.   +4 more
core   +3 more sources

Impact of the Short-Circuit Current Value on the Operation of Overhead Connections in High-Voltage Power Stations

open access: yesEnergies, 2023
This paper focuses on determining the effects of short-circuit current values on the operation of high-voltage substations. The analyses performed focused on the dynamic and thermal effects on the short-circuit current for different input data ...
Łukasz Kozarek   +11 more
doaj   +1 more source

Analytical Optimal Currents for Multiphase PMSMs Under Fault Conditions and Saturation [PDF]

open access: yes, 2014
An original analytical expression is presented in this paper to obtain optimal currents minimizing the copper losses of a multi-phase Permanent Magnet Synchronous Motor (PMSM) under fault conditions.
FLIELLER, Damien   +3 more
core   +5 more sources

Electrical performance study of a large area multicrystalline silicon solar cell using a current shunt and a micropotentiometer [PDF]

open access: yes, 2010
In this paper, a new technique using a Current Shunt and a Micropotentiometer has been used to study the electrical performance of a large area multicrystalline silicon solar cell at outdoor conditions.
Abd El-Rahman, AH   +6 more
core   +1 more source

Improved efficiency of microcrystalline silicon thin film solar cells with wide band-gap CdS buffer layer [PDF]

open access: yes, 2017
In this paper, we have reported a new structure based upon an optical simulation of maximum light trapping and management in microcrystalline silicon thin film solar cells by using multi texture schemes and introducing an n-type cadmium sulphide (CdS ...
Charlton, Martin D.B.   +2 more
core   +5 more sources

Influence Mechanism and Suppression Control of the MMC on Short-Circuit Current Under AC Faults

open access: yesIEEE Access, 2020
Modular multilevel converter based high voltage direct current (MMC-HVDC) transmission systems may increase the short-circuit current and affect the AC fault clearing of circuit breakers.
Jian Yang   +3 more
doaj   +1 more source

Influence of the HTS Winding Tape on Limiting the Transient Currents in Superconducting Transformers

open access: yesEnergies, 2022
The article presents an extended computer model of a HTS (high temperature superconducting) 21 MVA 70/10.5 kV transformer with severalfold compound windings, based on a verified PSpice model of 10 kVA transformer with single windings. Two superconducting
Paweł Surdacki, Łukasz Woźniak
doaj   +1 more source

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