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Conceptual design of distillation-based hybrid separation processes
Mirko Skiborowski1, Andreas Harwardt, Wolfgang Marquardt
1Process Systems Engineering, RWTH Aachen University, Aachen, Germany. mirko.skiborowski@avt.rwth-aachen.de
Annual Review of Chemical and Biomolecular Engineering
|February 12, 2013
Summary
Hybrid separation processes enhance complex mixture separation. A structured process synthesis framework is proposed for optimizing distillation-based hybrid systems, addressing design challenges.
Area of Science:
- Chemical Engineering
- Process Systems Engineering
Background:
- Hybrid separation processes integrate diverse principles for complex mixture separation.
- Distillation combined with other operations effectively handles close-boiling and azeotropic mixtures.
Purpose of the Study:
- To review computational methods for the conceptual design of distillation-based hybrid separation processes.
- To identify challenges in establishing a structured process synthesis framework for these systems.
Main Methods:
- Review of existing computational techniques for hybrid process design.
- Analysis of design and operational degrees of freedom in hybrid separation flowsheets.
Main Results:
- The design of hybrid separation flowsheets presents significant challenges due to numerous variables.
- A systematic, optimization-based approach is necessary for optimal design.
Conclusions:
- A structured process synthesis framework is crucial for efficient hybrid separation process design.
- Further research is needed to address open problems in developing a comprehensive framework.
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