Thermodynamics I - Properties of Pure Substances

Thermodynamics I - Properties of Pure Substances 2 || 43

Thermodynamics I - Properties of Pure Substances 3 || 43

Thermodynamics I - Properties of Pure Substances 4 || 43

Thermodynamics I - Properties of Pure Substances 5 || 43

Thermodynamics I - Properties of Pure Substances 6 || 43

Thermodynamics I - Properties of Pure Substances 7 || 43

Thermodynamics I - Properties of Pure Substances 8 || 43

Thermodynamics I - Properties of Pure Substances 9 || 43

Thermodynamics I - Properties of Pure Substances 10 || 43

Thermodynamics I - Properties of Pure Substances 11 || 43

Thermodynamics I - Properties of Pure Substances 12 || 43

Thermodynamics I - Properties of Pure Substances 13 || 43

Thermodynamics I - Properties of Pure Substances 14 || 43

Thermodynamics I - Properties of Pure Substances 15 || 43

Thermodynamics I - Properties of Pure Substances 16 || 43

Thermodynamics I - Properties of Pure Substances 17 || 43

Thermodynamics I - Properties of Pure Substances 18 || 43

Thermodynamics I - Properties of Pure Substances 19 || 43

Thermodynamics I - Properties of Pure Substances 20 || 43

Thermodynamics I - Properties of Pure Substances 21 || 43

Thermodynamics I - Properties of Pure Substances 22 || 43

Thermodynamics I - Properties of Pure Substances 23 || 43

Thermodynamics I - Properties of Pure Substances 24 || 43

Thermodynamics I - Properties of Pure Substances 25 || 43

https://www.youtube.com/watch?v=BLRqpJN9zeA

Thermodynamics I - Properties of Pure Substances 26 || 43

Thermodynamics I - Properties of Pure Substances 27 || 43

pvuh

Thermodynamics I - Properties of Pure Substances 28 || 43

kPa 14.70satP

/kg)(m 100360.1 33fv

mv f

)m(0.0518 3

Thermodynamics I - Properties of Pure Substances 29 || 43

C9.138 satT

/kg)(m 5243.0 3gv

mvg

)kg(0.1144m

Thermodynamics I - Properties of Pure Substances 30 || 43

/kg)(m 694.1 3gv

/kg)(m 100432.1 33fvmv fg

2.0)100432.1694.1( 3

3m 3386.0

Thermodynamics I - Properties of Pure Substances 31 || 43

(kJ/kg) 0.2258fghfgmhQ

2.00.2258 Q

kJ 6.451Q

Thermodynamics I - Properties of Pure Substances 32 || 43

Thermodynamics I - Properties of Pure Substances 33 || 43

liquidvaportotal

fliquidliquid vm

gvaporvapor vm

fliquidgvaportotal vmvm

total

fliquid

total

gvapor

total

total

m

vm

m

vm

m

total

vapor

m

mx fgfavg vvxvv

Thermodynamics I - Properties of Pure Substances 34 || 43

total

vapor

m

mx

0x 10 x 1x

Thermodynamics I - Properties of Pure Substances 35 || 43

0x

fgfavg vvxvv

1x

fgfavg uuxuu

fgfavg hhxhh

Thermodynamics I - Properties of Pure Substances 36 || 43

/kg)(m 734.137 3gv

/kg)(m 100001.1 33fv fgfavg vvxvv

33 100001.1734.1374.0100001.1 avgv

/kg)(m 098.55 3avgv

Thermodynamics I - Properties of Pure Substances 37 || 43

Thermodynamics I - Properties of Pure Substances 38 || 43

v(T, p) ≈ vf(T)u(T, p) ≈ uf(T)

h(T, p) ≈ hf(T) + vf(T)[p – psat(T)]

h(T, p) ≈ hf(T)

Thermodynamics I - Properties of Pure Substances 39 || 43

Thermodynamics I - Properties of Pure Substances 40 || 43

39.390.17783

Thermodynamics I - Properties of Pure Substances 41 || 43

Thermodynamics I - Properties of Pure Substances 42 || 43

Thermodynamics I - Properties of Pure Substances 43 || 43