5.A three-phase, 60-Hz, 250-MVA, 13.8-kV, generating unit has an H constant of 4.0 p.u.-s. Themechanical power supplied by prime mover and electrical power output of the generator in p.u. are pm and pe, respectively. Initially, this unit is operating synchronously at pm =pe =2.0 with powerangle δ=10°.
【蝦皮:教育學程考題彙編(教】評論
X(A)物質X匱乏時，冰棒即是美食☆ →...