diff options
Diffstat (limited to '3835/CH7/EX7.3/Ex7_3.sce')
| -rw-r--r-- | 3835/CH7/EX7.3/Ex7_3.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3835/CH7/EX7.3/Ex7_3.sce b/3835/CH7/EX7.3/Ex7_3.sce new file mode 100644 index 000000000..d79884553 --- /dev/null +++ b/3835/CH7/EX7.3/Ex7_3.sce @@ -0,0 +1,21 @@ +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) |