ก FF กก Fʽ F ก Fʽ Fก ก กก ก ก ก กก กก ˀ
Plosses totel Pcopper losses PRa=(Ia)2 Ra PRsh=(Ish)2 Rsh Pcore losses PRSE=(Ise)2 Rse Pmachine losses Wh We P finding P winding
ก˂ ก ˂ก A BPin = V x I C Pout = F x 476 Pco Pmac Bก Pcore ก F F (Eb x Ia)
ηc = C A F ˂ก F ก F ηc = C A ˂ ηe = B A ก ηm = C B
Ex F ˂ ก 25 ก F 460 Vก 52 A F F F 0.3 Ω ʽ F 270 Ω 3
Search
Read the Text Version
- 1 - 5
Pages: