For over 35 years, the Sulzer Chemtech Field Services group has been a successful tower internals specialty company, performing tray and packing installation, tower maintenance and plant turnaround projects.
As economical separation of contaminants from natural gas becomes increasingly important, simulation eases the design of innovative module to remove carbon dioxide. Membranes offer potential advantages over other methods.
Author: Paul J. Rubas and Kevin R. Geurts, ExxonMobil Upstream Research Co.
In Part 5 of this series on distillation control and optimization, we find that adding a side-stream component to your process gives an additional degree of freedom, but makes it even more essential to not mismatch the variables.