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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
commit7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch)
treedbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3835/CH7/EX7.3/Ex7_3.sce
parentb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff)
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+clear
+//
+//given
+n=500 //speed to rotation
+p=12 //poles
+//case a
+f=n*p/120 //frequency
+printf("\n frequency= %0.0f Hz",f)
+//case b
+kp=1 //kp is the winding at full pitch
+//kd is the distribution factor where kd=sin[mk/2]/msin(k/2) where k is a gama function
+//m=108/12*3
+m=3
+//gama or k=180/slots per pole=9 k=20
+//after substituting above values in kd we get kd=0.96
+//z=108*12/3 = 432
+ep=2.22*1*0.96*432*50*50*10**-3
+printf("\n Phase emf= %0.3f v",ep)
+//case c
+vl=3**0.5*ep
+printf("\n The line voltage is= %0.3f v",vl)