ASPEN PHYSICAL PROPERTIES SYSTEMI ◆ What is an Option Set? E A collection of methods used by aspen to evaluate thermodynamic properties such as enthalpy, density, and K-values as well as transport properties such as viscosity Some available Option Sets/K-value Method 合ⅠDE4L Ideal gas/ Raoult's Law& Henry's Law E RK-SOAVE Redlich-Kwong-Soave eos E PENG-ROB -Peng-Robinson eos EO WILSON WILson →NRTL RWNRTL E UNIFAC RKUNFAC E -/UNIQUAC 10/1899 ASPen Introduction10/18/99 ASPEN Introduction 13 ASPEN PHYSICAL PROPERTIES SYSTEM I u What is an Option Set? ð A collection of methods used by ASPEN to evaluate thermodynamic properties such as enthalpy, density, and K-values as well as transport properties such as viscosity u Some available Option Sets / K-value Method ð IDEAL - Ideal gas/ Raoult’s Law & Henry’s Law ð RK-SOAVE - Redlich-Kwong-Soave EOS ð PENG-ROB - Peng-Robinson EOS ð WILSON - RK/Wilson ð NRTL - RK/NRTL ð UNIFAC - RK/UNIFAC ð UNIQUAC - RK/UNIQUAC