diff options
Diffstat (limited to '3835/CH5/EX5.1/Ex5_1.sce')
| -rw-r--r-- | 3835/CH5/EX5.1/Ex5_1.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3835/CH5/EX5.1/Ex5_1.sce b/3835/CH5/EX5.1/Ex5_1.sce new file mode 100644 index 000000000..8c1df16f3 --- /dev/null +++ b/3835/CH5/EX5.1/Ex5_1.sce @@ -0,0 +1,24 @@ +clear +// +//given +vl=400 //line voltage +va=vl/sqrt(3) +vb=230.94 //angle(-120) +vc=230.94 //angle(-240) +//case a +//the line currents are given by +ia=12000/230.94 //with angle 0 +ib=10000/230.94 //with angle 120 +ic=8000/230.94 //with angle 240 +printf("\n ia= %0.3f A",ia) +printf("\n ib= %0.5f A",ib) +printf("\n ic= %0.5f A",ic) +//case b +//IN=ia+ib+ic +//ia,ib and ic are phase currents hence contain with angles they are in the form sin(angle)+icos(angle) +//IN=51.96*(sin(0)+i*cos(0))+43.3*(sin(120)+i*cos(120))+34.64*(sin(240)+i*cos(240)) +//IN=51.96+(-21.65+i*37.5)+34.64*(-0.5-i*0.866) +//12.99+i*7.5 on which the sin+icos=sin**2+cos**2 operation is performed +//therefore +IN=15 //at angle 30 +printf("\n IN= %0.1f A",IN) |