1 files changed, 33 insertions, 0 deletions
diff --git a/2015/CH4/EX4.4/4_4.sce b/2015/CH4/EX4.4/4_4.sce
new file mode 100755
index 000000000..c3ed3dc43
--- /dev/null
+++ b/2015/CH4/EX4.4/4_4.sce
@@ -0,0 +1,33 @@
+clc
+//initialisation of variables
+h1=3221.6 //kj/kg
+s1=7.399 //kj/kgk
+sf2=0.521 //kj/kgk
+sfg2=7.808 //kj/kgk
+hf2=152 //kj/kg
+hfg2=2415 //kj/kg
+t1=653 //temp in k
+t2=309.2 //temp in k
+v=0.1006*10^-2
+p1=10 //pressure in bar
+p2=0.06 //pressure in bar
+h3=152 //kj/kg
+x=110
+y=639.7
+z=610
+a=2015
+//CALCULATIONS
+x2=(s1-sf2)/sfg2
+h2=hf2+(x2*hfg2)
+wo=h1-h2
+hs=h1-h3
+theff=wo/hs
+sr1=3600/wo
+ceff=(t1-t2)/t1
+wp=v*(p1-p2)
+h4=h3+wp
+reff=(x+y)/(z+a)
+sr2=3600/(x+y)
+hr=3600/reff
+printf('steam rate and carnot efficiency are %2fkg/kwh and %2f',sr1,ceff)
+printf('\nsteam rate and heat rate are %2fkg/kwh and %2f',sr2,hr)