diff options
Diffstat (limited to '3745/CH1/EX1.12')
-rw-r--r-- | 3745/CH1/EX1.12/Ex1_12.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3745/CH1/EX1.12/Ex1_12.sce b/3745/CH1/EX1.12/Ex1_12.sce new file mode 100644 index 000000000..9bdeee200 --- /dev/null +++ b/3745/CH1/EX1.12/Ex1_12.sce @@ -0,0 +1,24 @@ +// Ex 12 Page 353 + +clc;clear;close; +// Given +VRY=200*expm(%i*0);//V +VYB=200*expm(%i*-120*%pi/180);//V +VBR=200*expm(%i*120*%pi/180);//V + + +ZA=10*expm(%i*60*%pi/180);//ohm +ZB=10*expm(%i*0*%pi/180);//ohm +ZC=10*expm(%i*60*%pi/180);//ohm + +//Phase current +IRY=VRY/ZA;//A +IYB=VYB/ZB;//A +IBR=VBR/ZC;//A + +IR=IRY-IBR;//A +PVA=conj(VRY)*IR;//W +printf("Wattmeter W1 reading=%.f W",real(PVA)) +IB=IBR-IYB;//A +PVB=conj(-VYB)*IB;//W +printf("\n Wattmeter W2 reading=%.f W or %.f kW",real(PVB),real(PVB)/1000) |