Transients in Power Systems
Transients in Power Systems ECE 524
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This 7 page Class Notes was uploaded by Fredy Okuneva on Thursday October 22, 2015. The Class Notes belongs to ECE 524 at University of Idaho taught by Brian Johnson in Fall. Since its upload, it has received 21 views. For similar materials see /class/227723/ece-524-university-of-idaho in ELECTRICAL AND COMPUTER ENGINEERING at University of Idaho.
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Date Created: 10/22/15
ZZ 39OU NOISSEIS SIAELLSAS HEIMOd NI SiNEIISNVELL i729 EDEI m Universityofldaho oswwiebmm zcz 2 gt ezmntobm gEa 5 m U iverssityofldaho ECE 524 Transients in Power Systems U Department ofElectrical Session 22 Page 7 Engineering Pre insertion Resistors for Three Phase Line 0 How do you choose R for a three phase or higher line 0 Set it equal to one of the line modes o Won t eliminate transient but Will cut it down 0 Often sized at a typical value for line mode characteristic impedance 5009 19 g e i7 an Trapped Charge Spring 2008 ECE 524 Transients in Power Systems U Department of Electrical Session 22 Page 8 I Engineering Receiving End Voltage with PreInsertion Resistors 39 39 7 i39H ti D V 004 0 06 008 n Time sec 43 3 19 eff 2quotquot Spring 2008 Trapped Charge m Universityofldaho NW6quot To 3