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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3683/CH5/EX5.11/Ex5_11.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3683/CH5/EX5.11/Ex5_11.sce')
| -rw-r--r-- | 3683/CH5/EX5.11/Ex5_11.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/3683/CH5/EX5.11/Ex5_11.sce b/3683/CH5/EX5.11/Ex5_11.sce new file mode 100644 index 000000000..f978b3bcf --- /dev/null +++ b/3683/CH5/EX5.11/Ex5_11.sce @@ -0,0 +1,26 @@ +P=200//in kN
+b=200//width, in mm
+D=350//depth, in mm
+sigma_cc=5//in MPa
+sigma_cbc=7//in MPa
+m=13.33//modular ratio
+Mxx=6//in kN-m
+Myy=4//in kN-m
+cover=40//in mm
+eff_cover=cover+25/2//in mm
+Asc=4*0.785*25^2//four 25 mm dia bars, in sq mm
+Ag=b*D//in sq mm
+Ac=Ag-Asc//in sq mm
+sigma_cc_cal=P*10^3/(Ac+1.5*m*Asc)//in MPa
+//to find bending stress on XX axis
+Ixx=b*D^3/12 + (m-1)*Asc*(D/2-eff_cover)^2//in mm^4
+Zxx=Ixx/(D/2)//in mm^3
+sigma_cbc_xx=Mxx*10^6/Zxx//in MPa
+//to find bending stress on YY axis
+Iyy=D*b^3/12 + (m-1)*Asc*(b/2-eff_cover)^2//in mm^4
+Zyy=Iyy/(b/2)//in mm^3
+sigma_cbc_yy=Myy*10^6/Zyy//in MPa
+sigma_cbc_cal=sigma_cbc_xx + sigma_cbc_yy//in MPa
+sigma_max=sigma_cc_cal + sigma_cbc_cal//in MPa
+sigma_min=sigma_cc_cal - sigma_cbc_cal//in MPa
+mprintf("Maximum stress = %f MPa (compressive)\nMinimum stress = %f MPa (tensile)", sigma_max,sigma_min)
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