From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 551/CH13/EX13.37/37.sce | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100755 551/CH13/EX13.37/37.sce (limited to '551/CH13/EX13.37/37.sce') diff --git a/551/CH13/EX13.37/37.sce b/551/CH13/EX13.37/37.sce new file mode 100755 index 000000000..bfa324954 --- /dev/null +++ b/551/CH13/EX13.37/37.sce @@ -0,0 +1,44 @@ +clc +T1=300; //K +p1=1; //bar +rp=6.25; +T3=1073; //K +n_comp=0.8; +n_turbine=0.8; +cp=1.005; //kJ/kg K +y=1.4; + +T2=T1*(rp)^((y-1)/y); + +//Let T2'=T2a +T2a=(T2-T1)/n_comp + T1; + +W_comp=cp*(T2a-T1); +disp("Compressor work =") +disp(W_comp) +disp("kJ/kg") + +T4=T3/rp^((y-1)/y); +T4a=T3-n_turbine*(T3-T4); + +W_turbine=cp*(T3-T4a); +disp("Turbine work =") +disp(W_turbine) +disp("kJ/kg") + +Q_s=cp*(T3-T2a); +disp("Heat supplied =") +disp(Q_s) +disp("kJ/kg") + +W_net=W_turbine - W_comp; + +n_cycle=W_net/Q_s*100; +disp("n_cycle") +disp(n_cycle) +disp("%") + +t4a=T4a-273; +disp("Turbine exhaust temperature =") +disp(t4a) +disp("0C") \ No newline at end of file -- cgit