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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 /629/CH13/EX13.10/example13_10.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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Diffstat (limited to '629/CH13/EX13.10/example13_10.sce')
| -rw-r--r-- | 629/CH13/EX13.10/example13_10.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/629/CH13/EX13.10/example13_10.sce b/629/CH13/EX13.10/example13_10.sce new file mode 100644 index 000000000..71455724e --- /dev/null +++ b/629/CH13/EX13.10/example13_10.sce @@ -0,0 +1,20 @@ +clear
+clc
+//Example 13.10 UNCERTAINTY ESTIMATE FOR AN ORIFICE METER
+K=0.66;
+d=0.15; //[m]
+A=%pi*d^2/4 //area[m^2]
+D=0.24; //[m]
+g=9.81; //[m/s^2]
+h=0.25; //[m]
+S=13.6; //specific gravity of Hg
+del_h=h*(S-1) //piezometric head[m]
+Q=K*A*sqrt(2*g*del_h)
+//From equation of uncertainty, (UQ/Q)^2=(UK/K)^2+(2Ud/d)^2+(Uh/2h)^2
+//from example 13.2
+UK=0.03;
+Ud=0.00015;//[m]
+Uh=0.01;//[m]
+//Uncertainty in Q
+UQ=Q*sqrt((UK/K)^2+(2*Ud/d)^2+(Uh/(2*h))^2)
+printf("\nThe uncertainty of the calculated discharge = %.4f m^3/s.\n",UQ)
\ No newline at end of file |