Question

Centerline of L (0) L,+ L cos 28, L,> L>0 Calculate average torque of a reluctance motor

Answer 1

Date : _ 1_ 1 Answer→ - centerline of & a finstante nous voltage v-it = e e=da r (resistance e = d Chi) a idha hali - at et at de = lsdh & hedi at at vi - i2r=ci Vi= citir et energy supplied (Palt = (vidt = l rétt eil det = er et t llindh + Li di Lat dt It ihr dt + / d/ki?/+/11ndh -fas - idha eidh+ Lidi + pidh. = I² dht Li dit lizdh. I

Date : _ /_ I di2 h/t 21 e ² dh => 22 écht Li di Y Net energy = ehrdt + ((1 l L + I izdh. losse I change in 12 Toutput mech- stored in Magnetic -anical t energy Unामा Energy input from electrical source is equal to mechanical energy output plus increase in energy stored in magnetic field plus energy converted into heat output torque = - d (Wrech.) + d e dhe do do Em = ļ e Rd 2101 2 do Lahathm os 20 (given) hs= tamh and hm = 8mH. Tmech lid (hot hm Cos 20 ai² d (10m+&m Cas20) 2 do 2 do mech & 1 1 ² 8 sin 20x2, x 18 3 Tmech = 0.008 1² sin 20 2