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Unformatted text preview: 0.8 Cubic EOS: Z^3+alpha*Z^2+beta*Z+gamma=0 Cubic_EOS2 0 approximately zero, 0 Zv2 0.8 4. Plug Derived Equations into Fugacity Formula Fugacity of a Gaseous Specie, fv2: fv=P*exp((Zv-1)-ln(Zv-BigB)-(BigA/Zv)) fv2 849781.24 [=] Pa HW#6 Problem 3 part C 1. Tabulated Constants R 8.31 [=] Pa-m^3/mol-K Tc 150.8 [=] K Pc 4.87E+06 [=] Pa 2. Derived Equations a 0.14 [=] m^6/mol^2 b 0 [=] m^3/mol T3 1000 [=] K P3 1.01E+05 [=] Pa BigA3 0 [=] unitless BigB3 0 [=] unitless alpha3-1 beta3 gamma3 3. Finding Appropriate Z Value Using Excel Solver and Verifying by TI-89 Solving for Z: Zpartc 1 Cubic EOS: Z^3+alpha*Z^2+beta*Z+gamma=0 Cubic_EOS3 0 approximately zero, 0 Zv3 1 4. Plug Derived Equations into Fugacity Formula Fugacity of a Gaseous Specie, fv3: fv=P*exp((Zv-1)-ln(Zv-BigB)-(BigA/Zv)) fv3 101344.51 [=] Pa...
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- Summer '07
- Expression, How to Solve It, Derived Equations