diff options
Diffstat (limited to '2175/CH4/EX4.13')
| -rwxr-xr-x | 2175/CH4/EX4.13/4_13.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/2175/CH4/EX4.13/4_13.sce b/2175/CH4/EX4.13/4_13.sce new file mode 100755 index 000000000..51787b79c --- /dev/null +++ b/2175/CH4/EX4.13/4_13.sce @@ -0,0 +1,19 @@ +clc;
+h1=3248;//kJ/kg
+h2=2965;//kJ/kg
+h2s=2753+[(7.126-6.929)/(7.172-6.929)]*(2862-2753);
+
+eff=(h1-h2)/(h1-h2s);
+disp("isentropic efficiency is:");
+disp("%",eff*100);
+
+s1=7.126;//kJ/kg K
+s2=7.379;//kJ/kg K
+T0=288;//K
+loss=h1-h2+T0*(s2-s1);
+disp("loss of energy is:");
+disp("kJ/kg K",loss);
+
+e=(h1-h2)/loss;
+disp("effectiveness is:");
+disp("%",e*100);
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