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Diffstat (limited to '3890/CH3/EX3.4')
| -rw-r--r-- | 3890/CH3/EX3.4/EX3_4.png | bin | 0 -> 35800 bytes | |||
| -rw-r--r-- | 3890/CH3/EX3.4/Ex3_4.sce | 24 |
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diff --git a/3890/CH3/EX3.4/EX3_4.png b/3890/CH3/EX3.4/EX3_4.png Binary files differnew file mode 100644 index 000000000..06a813337 --- /dev/null +++ b/3890/CH3/EX3.4/EX3_4.png diff --git a/3890/CH3/EX3.4/Ex3_4.sce b/3890/CH3/EX3.4/Ex3_4.sce new file mode 100644 index 000000000..666a30429 --- /dev/null +++ b/3890/CH3/EX3.4/Ex3_4.sce @@ -0,0 +1,24 @@ +//Electric machines and power systems by Syed A Nasar +//Publisher:TataMcgraw Hill +//Year: 2002 ; Edition - 7 +//Example 3.4 +//Scilab Version : 6.0.0 ; OS : Windows + +clc; +clear; + +v1=220;v2=110; //voltages of primary and secondary windings res. +Q=10; //reactive power at KVA +R1=.25;R2=.06; //voltages of primary and secondary windings res. + +a=v1/v2; +I1=(Q*10^3)/v1; +I2=a*I1; +R21=(a^2)*R2; +Rp=R1+(a^2)*R2; +R12=R1/(a^2); +Rs=R1/(a^2)+R2; + +printf('the turns ratio is %d\n',a); +printf('total resistance reffered to primary is %f ohms\n',Rp); +printf('total resistance referred to secondary is %f ohms',Rs) |
