initial commit / add all books

1 files changed, 24 insertions, 0 deletions

diff --git a/1226/CH3/EX3.2/EX3_2.sce b/1226/CH3/EX3.2/EX3_2.sce
new file mode 100755
index 000000000..3ad02ed4b
--- /dev/null
+++ b/1226/CH3/EX3.2/EX3_2.sce
@@ -0,0 +1,24 @@
+clc;funcprot(0);//EXAMPLE 3.2

+// Initialisation of Variables

+m=0.5;.....................//Mass of air in kg

+etath=0.5;.................//Thermal efficiency of engine

+hie=40;...................//Heat transferred during isothermal expansion in kJ

+p1=7;....................//Pressure in bar at the beginning of expansion

+v1=0.12;..................//Volume in m^3 at the beginning of expansion

+cv=0.721;...................//Specific heat at constant volume in kJ/kgK

+cp=1.008;..................//Specific heat at constant pressure in kJ/kgK

+R=287;......................//Gas constant in J/kgK

+//Calculations

+t1=(p1*10^5*v1)/(R*m);....................//Max temp in K

+t2=t1*(1-etath);.......................//Min temp in K

+disp(t1,"The maximum temperature in Kelvin:")

+disp(t2,"The minimum temperature in Kelvin:")

+v2=(%e^((hie*1000)/(m*R*t1)))*v1;..................//Volume at the end of isothermal expansion in m^3

+disp(v2,"Volume at the end of isothermal expansion in m^3")

+printf("\n\n")

+printf("Process                              Heat transfer\n")

+printf("_______________________________________________________________\n")

+printf("Isothermal expansion                               %d kJ\n",hie)

+printf("Adiabatic reversible expansion                     %d kJ\n",0)

+printf("Isothermal compression                            %d kJ\n",-hie)

+printf("Adiabatic reversible compressions                  %d kJ",0)