From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3843/CH9/EX9.8/Ex9_8.sce | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 3843/CH9/EX9.8/Ex9_8.sce (limited to '3843/CH9/EX9.8/Ex9_8.sce') diff --git a/3843/CH9/EX9.8/Ex9_8.sce b/3843/CH9/EX9.8/Ex9_8.sce new file mode 100644 index 000000000..180e13eac --- /dev/null +++ b/3843/CH9/EX9.8/Ex9_8.sce @@ -0,0 +1,25 @@ +// Example 9_8 +clc;funcprot(0); +// Given data +r=10;// The compression ratio +P_1=200;// kPa +T_1=100+273;// K +T_3=600+273;// K +R=0.287;// kJ/kg.K +k=1.4;// The specific heat ratio + +// Calculation +v_1=(R*T_1)/P_1;// m^3/kg +T_4=T_3;// K +v_4=(T_4/T_1)*v_1;// m^3/kg +v_2=v_4/r;// m^3/kg +T_2=T_1;// K +P_2=(R*T_2)/v_2;// kPa +P_3=P_2;// kPa +v_3=(R*T_3)/P_3;// m^3/kg +w_out=(R*T_1*log(v_2/v_1))+(P_2*(v_3-v_2))+(R*T_3*log(v_4/v_3))+(P_1*(v_1-v_4));// The work output in kJ/kg +T_L=T_1;// K +T_H=T_3;// K +n=1-(T_L/T_H);// The thermal efficiency +q_in=w_out/n;// The heat input in kJ/kg +printf("\nThe work output,w_out=%3.0f kJ/kg \nThe heat input,q_in=%3.0f kJ/kg",w_out,q_in); -- cgit