summaryrefslogtreecommitdiff
path: root/1938/CH4/EX4.10/4_10.sce
diff options
context:
space:
mode:
Diffstat (limited to '1938/CH4/EX4.10/4_10.sce')
-rwxr-xr-x1938/CH4/EX4.10/4_10.sce36
1 files changed, 36 insertions, 0 deletions
diff --git a/1938/CH4/EX4.10/4_10.sce b/1938/CH4/EX4.10/4_10.sce
new file mode 100755
index 000000000..8f7ebfb42
--- /dev/null
+++ b/1938/CH4/EX4.10/4_10.sce
@@ -0,0 +1,36 @@
+clc,clear
+printf('Example 4.10\n\n')
+
+Slots=180
+Pole=12
+Ns=600 //Synchronous speen in rpm
+f=Pole*Ns/120 //frequency
+phi=0.05 //flux per pole in weber
+
+//Part(i)
+//Average EMF in a conductor=2*f*phi
+rms_value_1=1.11*2*f*phi //rms value of emf in a conductor
+printf('(i)r.m.s value of e.m.f in a conductor is %.2f V ',rms_value_1)
+
+//part(ii)
+//Average EMF in a turn=4*f*phi
+rms_value_2=1.11*4*f*phi//r.m.s value of e.m.f in a turn
+printf('\n(ii)r.m.s value of e.m.f in a turn is %.2f V ',rms_value_2)
+
+//part(iii)
+conductors_per_coilside=10/2
+rms_value_3=rms_value_2*conductors_per_coilside //r.m.s value of e.m.f in a coil
+printf('\n(iii)r.m.s value of e.m.f in a coil is %.1f V ',rms_value_3)
+
+//part(iv)
+conductors_per_slot=10
+Z=conductors_per_slot * Slots //total number of conductors
+Z_ph=Z/3 //conductors per phase
+T_ph=Z_ph/2 //turns per phase
+n=Slots/Pole //slots per pole
+m=n/3 //slots per pole per phase
+beeta=180/n //slot angle
+
+K_d=sind(m*beeta/2) /(m*sind(beeta/2)),K_c=1 //distribution & coil-span factor
+E_ph=rms_value_2*T_ph*K_d*K_c //induced emf
+printf('\n(iv)per phase induced e.m.f is %.1f V ',E_ph)