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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 /3689/CH2/EX2.5/2_5.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 '3689/CH2/EX2.5/2_5.sce')
| -rw-r--r-- | 3689/CH2/EX2.5/2_5.sce | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/3689/CH2/EX2.5/2_5.sce b/3689/CH2/EX2.5/2_5.sce new file mode 100644 index 000000000..1e2549155 --- /dev/null +++ b/3689/CH2/EX2.5/2_5.sce @@ -0,0 +1,52 @@ +////
+//Variable declaration
+n = 2.5 //moles of ideal gas
+R = 0.08314 //Ideal gas constant, bar.L/(mol.K)
+cvm = 20.79 //Heat Capacity at constant volume, J/(mol.K)
+
+p1 = 16.6 //Pressure at point 1, bar
+v1 = 1.00 //Volume at point 1, L
+p2 = 16.6 //Pressure at point 2, bar
+v2 = 25.0 //Volume at point 2, L
+v3 = 25.0 //Volume at point 3, L
+
+//Calculations
+T1 = p1*v1/(n*R)
+T2 = p2*v2/(n*R)
+T3 = T1 //from problem statement
+ //for path 1-2
+DU12 = n*cvm*(T2-T1)
+w12 = -p1*1e5*(v2-v1)*1e-3
+q12 = DU12 - w12
+DH12 = DU12 + n*R*(T2-T1)*1e2
+
+ //for path 2-3
+w23 = 0.0
+DU23=n*cvm*(T3-T2)
+;q23=n*cvm*(T3-T2)
+;
+DH23 = -DH12
+
+
+ //for path 3-1
+DU31 = 0.0 //Isothemal process
+DH31 = 0.0
+w31 = -n*R*1e2*T1*log(v1/v3)
+q31 = -w31
+
+DU = DU12+DU23+DU31
+w = w12+w23+w31
+q = q12+q23+q31
+DH = DH12+DH23+DH31
+
+//Results
+printf("\n For Path q w DU DH ')
+printf("\n 1-2 %7.2f %7.2f %7.2f %7.2f",q12,w12,DU12,DH12)
+
+printf("\n 2-3 %7.2f %7.2f %7.2f %7.2f",q23,w23,DU23,DH23)
+
+printf("\n 3-1 %7.2f %7.2f %7.2f %7.2f",q31,w31,DU31,DH31)
+
+printf("\n Overall %7.2f %7.2f %7.2f %7.2f",q,w,DU,DH)
+
+printf("\n all values are in J')
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