Results 21 to 30 of about 4,104,668 (297)

Fault-Tolerant Operation of an Open-End Winding Five-Phase PMSM Drive with Inverter Faults [PDF]

, 2013
The authors would like to thank the ADEME for the funding of the MHYGALE project.Multi-phase machines are known for their fault-tolerant capability. However, star-connected machines have no fault tolerance to inverter switch short-circuit fault.
NGUYEN, Ngac Ky, Ngac-Ky Nguyen, KESTELYN, Xavier, SEMAIL, Eric, Paul Sandulescu, Eric Semail, Nguyen, Ngac-Ky, SANDULESCU, Paul, MEINGUET, Fabien, Fabien Meinguet, Xavier Kestelyn   +10 more
core   +1 more source

A Study of Symmetrical and Unsymmetrical Short Circuit Fault Analyses in Power Systems

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2019
In this study, thecommon symmetrical and unsymmetrical short circuit faults in power systems areanalyzed detailed. Unlike the similar studies in the literature, metallic faultconditions for unsymmetrical faults are also given in the paper additionally ...
Yılmaz Yıldırım, Faruk Yalçın
doaj   +1 more source

Determination of failure degree of 1.2 kV SiC MOSFETs after short-circuit test using an improved test setup

Nanotechnology and Precision Engineering, 2020
Analysis of the short-circuit characteristics of SiC metal-oxide-semiconductor field-effect transistors (MOSFETs) is very important for their practical application.
Shen Diao, Jun Sun, Ziwei Zhou, Zhenzhong Zhang, Adolf Schöner, Zedong Zheng, Weiwei He   +6 more
doaj   +1 more source

Closed Form Solution of Synchronous Machine Short Circuit Transients [PDF]

, 2010
This paper presents the closed form solution of the synchronous machine transients undergoing short circuit. That analytic formulation has been derived based on linearity and balanced conditions of the fault.
Gibson H.M. Sianipar
core   +1 more source

Design of a Short-Circuit Detection Intelligent Release Using Discrete Wavelet Algorithm

IEEE Access, 2019
The short-circuit faults are one of the inevitable faults types in the power system. The frame circuit breaker can quickly break the transmission lines in case of the short-circuit faults to achieve the purpose of protecting the power system. At present,
Guanghai Bao, Feng Zeng, Huaiping Sun
doaj   +1 more source

Evaluation of ability to withstand short circuit and development of large capacity 500 kV autotransformer

IET Electric Power Applications, 2023
Once the short circuit damage accident of a large capacity 500 kV transformer occurs suddenly, it will seriously affect the safe operation of the power grid.
Zhongxiang Li, Yanghong Tan, Yong Li, Xiaoqing Lin, Jun Liu, Shaoyang Wang, Hao Zhong, Yiqin Zhu   +7 more
doaj   +1 more source

Experimental study on short-circuit current characteristics of a photovoltaic system with low voltage ride through capability under a symmetrical fault

Energy Reports, 2022
Large number of photovoltaic (PV) power plants connected to a power grid can bring significant impacts to fault currents and the operation of protection systems.
Shuai Yuan, Bao-Feng Yang, Jian-Ying Zhang   +2 more
doaj   +1 more source

Load flow, short circuit and motor starting studies in electrical power substations.

ITEGAM-JETIA
Power system studies are essential for the proper planning and design of electrical power substations. This paper presents the load flow, short circuit, and motor starting studies for 33/6.6/0.44 kV electrical power substation.
Mohan Muniappan
doaj   +1 more source

Short-circuit test.

, 2018
This is the schematic of short-circuit test.
Lele Yao (5873825), Lingling Liu (117880), Donghui Li (94039)   +2 more
core   +1 more source

Active Reduction of Short-Circuit Current in Power Distribution Systems

Energies, 2020
In this paper, a new concept of short-circuit current (SCC) reduction for power distribution systems is presented and analyzed. Conventional fault current limiters (FCLs) are connected in series with a circuit breaker (CB) that is required to limit the ...
Esteban Pulido, Luis Morán, Felipe Villarroel, José Silva   +3 more
doaj   +1 more source