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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 /3685/CH20/EX20.16/Ex20_16.sce | |
| 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 '3685/CH20/EX20.16/Ex20_16.sce')
| -rw-r--r-- | 3685/CH20/EX20.16/Ex20_16.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3685/CH20/EX20.16/Ex20_16.sce b/3685/CH20/EX20.16/Ex20_16.sce new file mode 100644 index 000000000..7960cd6f2 --- /dev/null +++ b/3685/CH20/EX20.16/Ex20_16.sce @@ -0,0 +1,24 @@ +clc
+// Given that
+N = 3000 // Speed in rpm
+T = 66.5 // Torque in Nm
+d = 60 // Bore in mm
+L = 100 // Stroke in mm
+Vc = 60 // Clearance volume in cc
+r_e = 0.5 // Relative efficiency
+cv = 42 // Calorific value in MJ/kg
+printf("\n Example 20.16\n")
+Vs = (%pi/4)*((60*(10^-3))^2)*(L*(10^-3))
+r_k = (Vs+(Vc*(10^-6)))/(Vc*(10^-6))
+n_ase = 1-(1/(r_k^(0.4)))
+n_br = n_ase*r_e
+Bp = (2*(%pi)*T*N)/(60000)
+m_f = Bp*3600/(cv*1000*n_br)
+bmep = Bp*60000/(Vs*(N/2))
+printf("\n Fuel consumption = %f kg/h,\n Brake mean effective pressure = %f bar",m_f,bmep*(10^-5))
+//The answer given in the book for bmep has calculation error
+// The answer has round off error for fuel consumption
+
+
+
+
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