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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 /3733/CH4/EX4.9/Ex4_9.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3733/CH4/EX4.9/Ex4_9.sce')
| -rw-r--r-- | 3733/CH4/EX4.9/Ex4_9.sce | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/3733/CH4/EX4.9/Ex4_9.sce b/3733/CH4/EX4.9/Ex4_9.sce new file mode 100644 index 000000000..821e44c88 --- /dev/null +++ b/3733/CH4/EX4.9/Ex4_9.sce @@ -0,0 +1,22 @@ +//Example 4_9
+clc;funcprot(0);
+//Given data
+Q=30;//m^/sec
+H=7.5;// m
+n_t=0.85;
+N=50;///r.p.m
+Sr=0.85;//Speed ratio
+g=9.81;//The acceleration due to gravity in m/s^2
+
+//Calculation
+w=1000*9.81;// N
+P_t=(w*Q*H*n_t)/1000;// kW
+N_s=(N*sqrt(P_t))/(H)^(5/4);//Specific speed
+if(N_s>=174)
+ printf('\n (a)As N_s=340,two turbine units can be used.\n (b)The runner is of Francis type.');
+else
+ printf('\n Wrong');
+end
+D=Sr*60*(sqrt(2*g*H))*(1/(%pi*N));//The diameter of the runner in m
+printf('\n (c)The diameter of the runner,D=%0.2f m',D);
+// The answer vary due to round off error
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