diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /278/CH27/EX27.6 | |
| 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 '278/CH27/EX27.6')
| -rwxr-xr-x | 278/CH27/EX27.6/ex_27_6.sce | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/278/CH27/EX27.6/ex_27_6.sce b/278/CH27/EX27.6/ex_27_6.sce new file mode 100755 index 000000000..fadfa4ad2 --- /dev/null +++ b/278/CH27/EX27.6/ex_27_6.sce @@ -0,0 +1,39 @@ +//find
+clc
+//solution
+//given
+Lh=15000//hrs
+Wr1=2000//N
+Wa1=1200//N
+N1=400//rpm
+Ks1=3
+Wr2=1500//N
+Wa2=1000//N
+N2=500//rpm
+Ks2=1.5
+Wr3=1000//N
+Wa3=1500//N
+N3=600//rpm
+Ks3=2
+Wr4=1200//N
+Wa4=2000//N
+N4=800//rpm
+Ks4=1
+X=1
+Y=1.5
+V=1
+W1=(Wr1 + Y*Wa1)*3//N
+W2=(Wr2 + Y*Wa2)*1.5//N
+W3=(Wr3 + Y*Wa3)*2//N
+W4=(Wr4 + Y*Wa4)*1//N
+printf("value of W1,W2,W3,W4 is,%f N\n,%f N\n,%f N\n,%f N\n",W1,W2,W3,W4)
+//L=60*N*Lh=0.9*10^6*N
+L1=(1/10)*0.9*10^6*N1
+L2=(1/10)*0.9*10^6*N2
+L3=(1/5)*0.9*10^6*N3
+L4=(3/5)*0.9*10^6*N4
+printf("life of bearing is,%f rev\n,%f rev\n,%f rev\n,%f rev\n",L1,L2,L3,L4)
+W=[(L1* W1^3 + L2* W2^3 + L3* W3^3 + L4* W4^3)/(L1+L2+L3+L4)]^(1/3)
+L=L1+L2+L3+L4//rev
+C=W*(L/10^6)^(1/3)//N
+printf("dynamic load rating is,%f kN",C)
\ No newline at end of file |