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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 /3720/CH14/EX14.7 | |
| 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 '3720/CH14/EX14.7')
| -rw-r--r-- | 3720/CH14/EX14.7/Ex14_7.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/3720/CH14/EX14.7/Ex14_7.sce b/3720/CH14/EX14.7/Ex14_7.sce new file mode 100644 index 000000000..6f07fce6c --- /dev/null +++ b/3720/CH14/EX14.7/Ex14_7.sce @@ -0,0 +1,19 @@ +//Example 14_7
+clc;clear;
+// Given values
+D_p=34.0;// The overall diameter of the propeller in cm
+D_h=5.5;// The hub assembly diameter in cm
+n=1700; // rpm
+alpha=14; // The angle of attack in degree
+V_wind=13.4;// m/s
+
+// Calculation
+r=D_h/(2*100);// Radius in m
+omega=(2*%pi*n)/60;
+phi=atand((V_wind/(omega*r)));
+theta_1=alpha+phi;// Pitch angle at arbitrary radius r in degree
+printf('The Pitch angle at arbitrary radius,theta=%0.1f degree\n',theta_1);
+r_1=D_p/(2*100);
+phi_1=atand((V_wind/(omega*r_1)));
+theta_2=alpha+phi_1;
+printf('The Pitch angle at tip,theta=%0.1f degree\n',theta_2);
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