Title :
The effect of fault states of the twelve-pulse rectifier during the recuperation
Author :
Dolecek, Radovan ; Mlynarik, L.
Author_Institution :
Dept. of Electr. & Electron. Eng. & Signalling in Transp., Univ. of Pardubice, Pardubice, Czech Republic
Abstract :
The paper deals with the fault states of twelve-pulse rectifier in traction substation of 3 kV DC traction system used at railways in the Czech Republic. The situation at diode breakdown of rectifier and at the same time recuperative traction vehicles in power supply section. The vehicle with recuperation can increase stress of elements in power supply system under certain conditions during fault states of rectifier. The simulation computer model was created for analysis of current waveforms in trolley line at this situation. The all simulations were done by program PSpice. The main goal is to analyze the endanger elements of power supply system and bring the recommendation for increasing of reliability of this mentioned power supply system.
Keywords :
electric breakdown; power distribution faults; rectifying circuits; semiconductor diodes; traction power supplies; Czech Republic; DC traction system; diode breakdown; fault state effect; power supply section; time recuperative traction vehicle; twelve pulse rectifier; voltage 3 kV; Electric breakdown; Integrated circuit modeling; Rail transportation; Rectifiers; Substations; Vehicles; Windings; Twelve-pulse rectifier; diode breakdown; recuperation; traction substation; transformer;
Conference_Titel :
Radioelektronika (RADIOELEKTRONIKA), 2013 23rd International Conference
Conference_Location :
Pardubice
Print_ISBN :
978-1-4673-5516-2
DOI :
10.1109/RadioElek.2013.6530883
