00360    a2200145   4500020001500000082001700015100001700032245004000049250000900089260003700098300002400135650002000159700001700179700001800196  a8175960388  a621.317bSHE  aShepherd, W.  aPower electronics and motor control  a2nd.  aNew DelhibCambridgec1998g1998  axxiii, 539p.c22cm.  aCONTROL DEVICES  aHulley, L.N.  aLiang, D.T.W.