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Diffstat (limited to '3890/CH4/EX4.4/Ex4_4.sce')
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diff --git a/3890/CH4/EX4.4/Ex4_4.sce b/3890/CH4/EX4.4/Ex4_4.sce new file mode 100644 index 000000000..430158bf8 --- /dev/null +++ b/3890/CH4/EX4.4/Ex4_4.sce @@ -0,0 +1,27 @@ +//Electric machines and power systems by Syed A Nasar +//Publisher:Tata McGraw Hill +//Year: 2002 ; Edition - 7 +//Example 4.4 +//Scilab Version : 6.0.0 ; OS : Windows + +clc; +clear; + +n1=24; //no of turns per phase +m=3; //no of phases +P=4;//no of poles +s=36; //no of slots +t=9; //pole pitch +B=8; //coil span + +q=s/(m*P); //no of slots per poles per phase +a=180/(m*q); //slot angle +kd=sind(q*a/2)/(q*sind(a/2)); //distribution factor +kp=sin(%pi*B/(2*t)); +kw=kd*kp; +//assume for rotor we have kw2=1;n2=2;m2=7 +kw2=1;n2=2;m2=7; + +R2=((m/m2)*(kw*n1/(kw2*n2))^2); +disp(R2,'the required factor is') + |