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Computer aided design of pellets for fixed-bed reactors performing Michaelis-Menten reactions
1Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Porto.
Computer Applications in the Biosciences : CABIOS
|November 1, 1987
Summary
This study optimizes pellet design for fixed-bed reactors by considering various factors like particle shape and poisoning. An interactive program, HIMER, aids in analyzing reactor performance and economic viability.
Area of Science:
- Chemical Engineering
- Reaction Engineering
- Catalysis
Background:
- Fixed-bed reactors are crucial in chemical processes.
- Designing optimal pellet characteristics is complex.
- Reactor performance is influenced by multiple parameters.
Purpose of the Study:
- To develop a method for designing pellet characteristics in fixed-bed reactors.
- To incorporate economic factors into the design process.
- To create a tool for analyzing reactor performance.
Main Methods:
- Modeling a unidimensional, plug-flow, heterogeneous reactor.
- Considering three particle shapes, two intraparticle mass transfer mechanisms, and two film resistance types.
- Accounting for two poisoning patterns and economic balance between product price and pellet cost.
Main Results:
- Development of an interactive program (HIMER).
- HIMER integrates various design parameters and economic considerations.
- The program allows for real-time monitoring of reactor performance along the flow coordinate.
Conclusions:
- The developed program (HIMER) provides a comprehensive approach to pellet design.
- Economic viability is successfully integrated into the reactor design process.
- HIMER facilitates efficient analysis and optimization of fixed-bed reactor performance.