Steady-state and dynamic modelling
Support process design, equipment sizing, energy optimization, and process safety studies, including relief and flare system sizing.
Aspen HYSYS, developed by AspenTech, is the industry-leading process simulation software for the oil & gas, refining, and petrochemical sectors. It provides both steady-state and dynamic modelling capabilities used for process design, equipment sizing, energy optimization, and process safety studies (including relief and flare system sizing).

Key applications include simulating reactors, distillation columns, heat exchangers, and full gas plants; running sensitivity/case studies and optimization scenarios; and building high-precision digital twin models of plant operations. Aspen HYSYS has been recognized by Hydrocarbon Processing for ‘Best Modeling Technology,’ and is a core tool in Lonadek's Process Design & Engineering training curriculum (alongside UniSim/DWSim concepts).
Support process design, equipment sizing, energy optimization, and process safety studies, including relief and flare system sizing.
Simulate reactors, distillation columns, heat exchangers and full gas plants; run sensitivity and case studies; and build high-precision digital twins of plant operations.
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