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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 /1938/CH2/EX2.16/2_16.sce | |
| 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 '1938/CH2/EX2.16/2_16.sce')
| -rwxr-xr-x | 1938/CH2/EX2.16/2_16.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/1938/CH2/EX2.16/2_16.sce b/1938/CH2/EX2.16/2_16.sce new file mode 100755 index 000000000..04d0f6884 --- /dev/null +++ b/1938/CH2/EX2.16/2_16.sce @@ -0,0 +1,19 @@ +clc,clear
+printf('Example 2.16\n\n')
+
+V=250, P=4
+R_a=0.1 , R_sh =124 //armature and shunt field resistance
+I_L0=4,N_0=1200
+I_L_1=61
+I_sh=V/R_sh
+I_a0=I_L0-I_sh
+V_brush= 2 //voltage loss due to brush
+E_b0= V - I_a0*R_a- V_brush
+
+I_a1=I_L_1 - I_sh
+E_b1=V - I_a1*R_a -V_brush
+
+phi1_by_phi0=1-(5/100) //weakened by 5 %
+N_1 = N_0 *(E_b1/E_b0) /phi1_by_phi0
+
+printf('Full load speed is %.3f r.p.m',N_1)
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