While less common than Aspen Plus, HYSYS is used for olefins, polymers, and any process involving complex hydrocarbon loops.
: Drag and drop equipment from the Model Palette . If the palette is missing, you can re-enable it via the View tab. aspen hysys
Over-specification. Adding more specifications than degrees of freedom results in an infeasible simulation. HYSYS indicates this with a red stop sign. While less common than Aspen Plus, HYSYS is