解:根据额定电压比,可求得变比k 9.5 U2N6.3 短路试验在高压侧,求得折算到高压侧的短路阻抗 U.3240 21386(2)1=B2=61(92) k 15.15 205(_) 开路试验在低压侧,求得折算到低压侧的激磁阻抗 U。6300 =623.76(_2) 10.1 Po=49(92) =62183(92) 折算到高压侧的激磁阻抗 k2rn=44472)Xn=k2Xn=56392(2)解： 根据额定电压比，可求得变比 9.5 6.3 60 2 1 = = = N N U U k 短路试验在高压侧，求得折算到高压侧的短路阻抗； X Z 205( ) 61( ) I p 213.86 ( ) r 15.15 3240 2 2 k k 2 k k k = − =  = = =  = =  k k k k r I U Z 开路试验在低压侧，求得折算到低压侧的激磁阻抗 621.83( ) 623.76( ) 49( ) 10.1 6300 2 2 2 0 0 0 0 = − =  = = =  = =  m m m m m X Z r I p r I U Z 折算到高压侧的激磁阻抗 4443.7( ) 56392( ) ' 2 ' 2 r m = k r m =  X m = k X m = 