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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 /548/DEPENDENCIES/4_27data.sci | |
| 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 '548/DEPENDENCIES/4_27data.sci')
| -rwxr-xr-x | 548/DEPENDENCIES/4_27data.sci | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/548/DEPENDENCIES/4_27data.sci b/548/DEPENDENCIES/4_27data.sci new file mode 100755 index 000000000..e44b459f2 --- /dev/null +++ b/548/DEPENDENCIES/4_27data.sci @@ -0,0 +1,16 @@ +//assume the boundary layer over the wing is turbulent
+H=10668 ;//standard altitude at which F-104 is flying in meter
+M=2;//Mach No.at which plane is flying
+x=0.6096;//shear stress to be calculated at this distance downstream of leading edge
+y=1.4; //specific heat ratio for air
+R=287 ;//gas constant,J/Kg.K
+//following are the datas at standard altitude of 10668 meter from standard tables
+D=0.3807;//density,Kg/m^3
+T=218.93;//temperature,Kelvin
+V=(y*R*T)^0.5*M //velocity of the plane
+u=1.35*10^-5;//viscosity from standard table of variation of u versus T in kg/(m)(s)
+Re=D*V*0.6096/u //reynolds no at 0.6096 meter:
+Cfx=0.0592/Re^0.2 //incompressible skin fraction coefficient
+//for mach 2 ratio of Cf/Cfx=0.2,so
+Cf=0.74*Cfx //skin friction coefficient
+q=D*V^2/2 //dynamic pressure
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