Results 31 to 40 of about 872,445 (297)

Comparative Analysis of High-Voltage Power Line Models for Determining Short-Circuit Currents in Towers Earthing Systems

Energies, 2021
The article deals with the problems of single-phase short-circuit current distribution in overhead power lines. Short-circuit disturbances cause many negative phenomena in power networks.
Rafał Tarko, Jakub Gajdzica, Wiesław Nowak, Waldemar Szpyra   +3 more
doaj   +1 more source

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

, 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., Li, G., Ojeda, J., Taras, P., Zhu, Z.Q.   +4 more
core   +3 more sources

Donor/Acceptor Heterojunction Organic Solar Cells [PDF]

, 2020
The operation and the design of organic solar cells with donor/acceptor heterojunction structure and exciton blocking layer is outlined and results of their initial development and assessment are reported.
Antonino Parisi, Claudio Arnone, Marco Angelo Giambra, Pasquale Cusumano   +3 more
core   +1 more source

Forces and Stresses in the Windings of a Superconducting Fault Current Limiter

Energies, 2022
This paper presents the design of a Superconducting Fault Current Limiter (SFCL) and calculation results of forces and stresses in the windings of a resistive fault current limiter.
Janusz Kozak
doaj   +1 more source

A Solid-State Circuit Breaker Based on Coupled-Inductor for Battery Energy Storage System

IEEE Access
In a battery energy storage system (BESS), short-current protection is critical and need to be designed carefully to enhance the system’s safety and reliability.
Kuo-Yuan Lo, Ting-Wei Huang, Kuo-Hsiang Liu   +2 more
doaj   +1 more source

Recombination in polymer-fullerene bulk heterojunction solar cells

, 2010
Recombination of photogenerated charge carriers in polymer bulk heterojunction (BHJ) solar cells reduces the short circuit current (Jsc) and the fill factor (FF).
A. Rose, Alan J. Heeger, Anshuman Roy, M. P. Langevin, R. A. Street, Sarah R. Cowan   +5 more
core   +1 more source

Demagnetization withstand capability enhancement of surface mounted PM machines using stator modularity [PDF]

, 2017
The flux gaps in alternate stator teeth of the modular PM machines can have a significant impact on the total magnet flux density, and hence, the potential magnet reversible/irreversible demagnetization under flux weakening operations or short-circuit ...
Foster, M.P., Li, G., Ren, B., Stone, D.A., Zhu, Z.Q.   +4 more
core   +1 more source

Research on optimal configuration of fault current limiter based on reliability in large power network

Archives of Electrical Engineering, 2020
With the availability of UHV engineering technology, the scale of the power network is expanding, and the level of the short-circuit current is getting higher, which brings hidden trouble to the safe and stable operation of the power network.
Jianjun Zeng, Yonggao Zhang
doaj   +1 more source

Research on a fault current limiter based on variable reactor

Zhejiang dianli, 2022
With the increase of the power load in power grid， the short circuit level continues to rise， and excessive short-circuit current will do great damage to power equipment and imperil power systems.
GU Yu, CHENG Guanji, LU Song, LI Dongdong   +3 more
doaj   +1 more source

Research on Measures to Limit Short-Circuit Current by Renovating the Equipment of the Power Grid

Energies
This paper addresses the increasingly severe issue of exceeding short-circuit current limits brought about by the rapid development of large power grids.
Shuqin Sun, Guanghao Zhou, Zaihua Li, Xiaojun Tang, Yuguang Zhou, Zhenghai Yuan   +5 more
doaj   +1 more source