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+//Exmaple 4.10

+clc

+disp("N_s = 250 r.p.m.,  f = 50 Hz")

+disp("slots = 288,  E_line = 6600 V")

+disp("N_s = 120*f/P")

+p=(120*50)/250

+format(3)

+disp(p,"Therefore,  P =")

+n=288/24

+disp(n,"n = slots/pole =")

+m=12/3

+disp(m,"m = n/2 =")

+beta=180/12

+disp(beta,"beta = 180/n =")

+kd=sind(30)/(4*sind(7.5))

+format(7)

+disp(kd,"Therefore,  K_d = sin(m*beta/2) / m*sin(beta/2) =")

+disp("Now coil is short pitched by 2 slots")

+al=2*15

+disp(al,"Therefore,  alpha = angle of short pitch = 2 * beta =")

+kc=cosd(15)

+disp(kc,"Therefore,  K_c = cos(alpha/2) =")

+disp("Each coil consists of 16 turns, i.e. in a slot each coil side consists of 16 conductors as shown in the fig.4.42 and in each slot there are 2 coil sides. So each slot consists of 16 per coil side x 2 i.e. 32 conductors.")

+disp("Therefore,  conductors/slot = 32")

+disp("Therefore,  total conductors = slots x conductors/slot")

+z=288*32

+format(5)

+disp(z,"Therefore,  Z =")

+zp=9216/3

+disp(zp,"Therefore,  Z_ph = conductors/phase =")

+tp=3072/2

+disp(tp,"Therefore,  T_ph = Z_ph/2 =               ... 2 conductors -> 1 turn")

+ep=6600/sqrt(3)

+format(8)

+disp(ep,"Now  E_ph(in V) = E_line / sqrt(3) =")

+disp("E_ph = 4.44*K_c*K_d*phi*f*T_ph")

+phi=(3810.51/(4.44*0.9659*0.9576*50*1536))*10^3

+format(3)

+disp(phi,"Therefore,  phi(in mWb) =")