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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /695/CH2/EX2.23 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '695/CH2/EX2.23')
| -rwxr-xr-x | 695/CH2/EX2.23/Ex2_23.sce | 28 | ||||
| -rwxr-xr-x | 695/CH2/EX2.23/Ex2_23.txt | 28 | ||||
| -rwxr-xr-x | 695/CH2/EX2.23/R2_23.txt | 20 |
3 files changed, 76 insertions, 0 deletions
diff --git a/695/CH2/EX2.23/Ex2_23.sce b/695/CH2/EX2.23/Ex2_23.sce new file mode 100755 index 000000000..1a2c72ecc --- /dev/null +++ b/695/CH2/EX2.23/Ex2_23.sce @@ -0,0 +1,28 @@ +//Caption:Determine the (a)total torque(b)useful torque(c)useful flux per pole(d)rotational losses(e)efficiency
+//Exa:2.23
+clc;
+clear;
+close;
+P=4;//no of poles
+Z=560;//no of conductors
+A=2;
+V=250;//in volts
+P_o=10*10^3;//in watts
+R_a=0.2;//in ohms
+I_f=1;//in amperes
+I_a=60;//in amperes
+N=1000;//in rpm
+V_b=1*2//in volts
+E=V-(I_a*R_a)-V_b;//in volts
+T=60*E*I_a/(2*%pi*N);//in Newton-meter
+disp(T,'(a) Total torque (in Newton-meter)=');
+T_useful=P_o*60/(2*%pi*N);
+disp(T_useful,'(b) Useful torque (in Newton-meter)=');
+Phy=60*E*A/(N*P*Z);
+disp(Phy,'(c) Useful flux per pole (in Weber)=');
+P_d=(V*I_a)-((I_a^2)*R_a)-(V_b*I_a);//in Watts
+P_rot=P_d-P_o;
+disp(P_rot,'(d) Rotational losses (in Watts)=');
+P_i=V*(I_a+I_f);//in Watts
+Eff=P_o*100/P_i;
+disp(Eff,'(e) Efficiency (in %)=');
\ No newline at end of file diff --git a/695/CH2/EX2.23/Ex2_23.txt b/695/CH2/EX2.23/Ex2_23.txt new file mode 100755 index 000000000..1a2c72ecc --- /dev/null +++ b/695/CH2/EX2.23/Ex2_23.txt @@ -0,0 +1,28 @@ +//Caption:Determine the (a)total torque(b)useful torque(c)useful flux per pole(d)rotational losses(e)efficiency
+//Exa:2.23
+clc;
+clear;
+close;
+P=4;//no of poles
+Z=560;//no of conductors
+A=2;
+V=250;//in volts
+P_o=10*10^3;//in watts
+R_a=0.2;//in ohms
+I_f=1;//in amperes
+I_a=60;//in amperes
+N=1000;//in rpm
+V_b=1*2//in volts
+E=V-(I_a*R_a)-V_b;//in volts
+T=60*E*I_a/(2*%pi*N);//in Newton-meter
+disp(T,'(a) Total torque (in Newton-meter)=');
+T_useful=P_o*60/(2*%pi*N);
+disp(T_useful,'(b) Useful torque (in Newton-meter)=');
+Phy=60*E*A/(N*P*Z);
+disp(Phy,'(c) Useful flux per pole (in Weber)=');
+P_d=(V*I_a)-((I_a^2)*R_a)-(V_b*I_a);//in Watts
+P_rot=P_d-P_o;
+disp(P_rot,'(d) Rotational losses (in Watts)=');
+P_i=V*(I_a+I_f);//in Watts
+Eff=P_o*100/P_i;
+disp(Eff,'(e) Efficiency (in %)=');
\ No newline at end of file diff --git a/695/CH2/EX2.23/R2_23.txt b/695/CH2/EX2.23/R2_23.txt new file mode 100755 index 000000000..9c0984a97 --- /dev/null +++ b/695/CH2/EX2.23/R2_23.txt @@ -0,0 +1,20 @@ + (a) Total torque (in Newton-meter)=
+
+ 135.21804
+
+ (b) Useful torque (in Newton-meter)=
+
+ 95.492966
+
+ (c) Useful flux per pole (in Weber)=
+
+ 0.0126429
+
+ (d) Rotational losses (in Watts)=
+
+ 4160.
+
+ (e) Efficiency (in %)=
+
+ 65.57377
+
\ No newline at end of file |