Shortcut Solutions
Decomposition Procedures for Existing Processes
Remove all the heat exchangers, drums, and storage vessels.
Group all the distillation columns (liquid separation system block)
Simplify the general structure of the separation system (similar to fig. 1.2-5)
Lump (group all units in single box) the complete separation system (similar to fig. 1.2-6)
Lump the complete process