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 /746/CH9/EX9.04 | |
| 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 '746/CH9/EX9.04')
| -rwxr-xr-x | 746/CH9/EX9.04/9_04.sce | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/746/CH9/EX9.04/9_04.sce b/746/CH9/EX9.04/9_04.sce new file mode 100755 index 000000000..db1fd7c5a --- /dev/null +++ b/746/CH9/EX9.04/9_04.sce @@ -0,0 +1,41 @@ +//Displacement thickness and stress//
+pathname=get_absolute_file_path('9.04.sce')
+filename=pathname+filesep()+'9.04-data.sci'
+exec(filename)
+//Reynolds number:
+ReL=U*L/v
+//FOR TURBULENT FLOW
+//Disturbance thickness(in m):
+dL1=0.382/ReL^0.2*L
+//Displacement thickness(in m):
+function y=f(n),y=dL1*(1-n^(1/7))
+endfunction
+dl1=intg(0,1,f)
+//Skin friction coefficient:
+Cf1=0.0594/ReL^0.2
+//Wall shear stress(in N/m^2):
+tw1=Cf1*0.5*d*U^2
+//For LAMINAR FLOW:
+//Disturbance thickness(in m)
+dL2=5/sqrt(ReL)*L
+//Displacement thickness(in m):
+dl2=0.344*dL2
+//Skin friction coefficient:
+Cf2=0.664/sqrt(ReL)
+//Wall shear stress(in N/m^2):
+tw2=Cf2*0.5*d*U^2
+//COMPARISON OF VALUES WITH LAMINAR FLOW
+//Disturbance thickness
+D=dL1/dL2
+//Displacement thickness
+DS=dl1/dl2
+//Wall shear stress
+WSS=tw1/tw2
+printf("\n\nRESULTS\n\n")
+printf("\n\nDisturbace thickness: %.3f m\n\n",dL1)
+printf("\n\nDisplacement thickness: %.3f m\n\n",dl1)
+printf("\n\nWall shear stress: %f N/m^2\n\n",tw1)
+printf("\n\nCOMPARISON WIH LAMINAR FLOW\n\n\n")
+printf("\n\n Disturbance thicknes: %.3f \n\n",D)
+printf("\n\nDisplacement thickness: %.3f\n\n",DS)
+printf("\n\nWall shear stress: %.3f \n\n",WSS)
|