Elementary Principles 162 - 5.76 CO: Tc = 133.0 K, Pc =...

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5- 50 5.76 CO: T 133.0 K, P 34.5 atm H : T 33 K, P 12 atm T 0.60 133.0 0.40 33 8 96.2 K P 0.60 34.5 0.40 12.8 8 29.0 atm cc 2c c c c == U V W =+ + = + = .8 bg b g b g Turbine inlet: T 150 273.2 96.2 4.4 P 2000 psi 1 atm 29.0 atm 14.7 psi 4.69 z1 . 0 1 Turbine exit: T 373.2 96.2 3.88 P 1 29.0 0.03 r r Fig. 5.4-1 r r = U V | W | ⎯→ ⎯⎯ ⎯≈ PV zn R T znR T VV P P z z T T 15,000 ft min 14.7 psia 2000 psia 1.01 1.00 423.2K 373.2 ft in in out out in in out out in out out in in out in out 3 3 ± ± /m in =⇒ = × = = 126 If the ideal gas equation of state were used, the factor 1.01 would instead be 1.00 1% error 5.77 CO: T 133.0 K, P 34.5 atm CO : T 304.2 K, P 72.9 atm T 0.97 133.0 0.03 304.2 138.1 K P 0.97 34.5 0.03 72.9 35.7 atm 524.8 psi c c c U V W =+= = Initial: T 303.2 138.1 2.2 P 2014.7 524.8 3.8 z0 .
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