1 files changed, 22 insertions, 0 deletions
diff --git a/2015/CH4/EX4.7.a/4_7a.sce b/2015/CH4/EX4.7.a/4_7a.sce
new file mode 100755
index 000000000..a9a3d973f
--- /dev/null
+++ b/2015/CH4/EX4.7.a/4_7a.sce
@@ -0,0 +1,22 @@
+clc
+//initialisation of variables
+h1=3222.5 //kj/kg
+h2=3127.5 //kj/kg
+h3=2692.5 //kj/kg
+h4=2406.7 //kj/kg
+h5=360 //kj/kg
+h6=360 //kj/kg
+h7=584 //kj/kg
+h8=962 //kj/kg
+//CALCULATIONS
+m1=(h8-h7)/(h2-h7)
+m2=((1-m1)*(h7-h5))/(h3-h5)
+wo=(h1-h2)+(1-m1)*(h2-h3)+(1-m1-m2)*(h3-h4)
+qs=h1-h8
+teff=wo/qs
+sr=3600/wo
+//RESULTS
+printf('work output is %2fkj/kg',wo)
+printf('\nheat supplied is %2fkj/kg',qs)
+printf('\nthermal efficiency is %2f',teff)
+printf('\nsteam rate is %2fkg/kwh',sr)