Aspen Hysys

Start with Peng-Robinson. Move to SRK only if vapor-liquid equilibrium (VLE) data suggests it.

: Improving Crude Distillation Unit (CDU) operations using Equation Oriented (EO) solvers to handle complicated nested simulations [2]. aspen hysys

Converting a steady-state HYSYS file to Dynamics is a skill in itself. It requires stripping out "specs" and adding valves, delay blocks, and strip charts. Start with Peng-Robinson