%0 Conference Proceedings %T Reduction of Tripping Caused by Inrush Current in the Black-Start Units Using Reduced Voltage Level Start-up %A I. Niazy %A H. Mortazavi %A E. Kamyab %A Koohsari, Gholamreza %A Ebadi, Jafar %A E. Niazy %J چهارمین کنفرانس نیروگاههای برق %D 2012