Reaction Analysis and Reactor Design using Aspen Plus

Prerequisites for this course

• • Previously attended EAP101 Aspen Plus: Process Modeling, or have a moderate understanding of Aspen Plus and its functionality
  • Understanding and working knowledge of the Aspen Plus graphical user interface

Outcomes

• • Enables the attendee to recognize the various reactor / reaction capabilities within Aspen Plus
  • Provides hands-on experience modeling various reactors and analyzing reaction results

Outline

1. Overview of Reactor Models

• • Introduce the various classes of reactor models available in Aspen Plus

2. Balanced Based Reactors

• • Detailed introduction to the specification and results of RYield and RStoic reactor models
  • Show how to enter reactions and review the RStoic model results
  • Workshop: Model the isomerization reactions of 1-Butene and determine the selectivity of Isobutylene to 1-Butene

3. Equilibrium Based Reactors

• • Detailed introduction to the specification options and results of the REquil and RGibbs equilibrium reactor models
  • Workshop: Study the effect of reactor temperature on an equilibrium reactor model

4. Kinetic Based Reactors

• • Detailed introduction to the specification and results of the RCSTR, RPlug, and RBatch reactor models
  • Workshop: Determine the production rate of an ethyl-acetate product from a kinetics-based CSTR
  • Workshop: Evaluate multiple heat transfer/energy removal options on a plug-flow reactor
  • Workshop: Simulate batch-wise Alkyl Glyceryl Ether reactions using a RBatch reactor

5. Reaction Specifications

• • Introduce the different types of reactions that can be specified in Aspen Plus reactor models
  • Workshop: Set up a kinetic plug flow reactor model based on the LHHW kinetic approach

6. User Kinetics

• • Write you own user kinetics Fortran routine
  • Associate a Fortran kinetics routine with a reactor unit operation
  • Workshop: Model a power law rate of reaction model using a Fortran kinetics routine in an RCSTR

7. Important Reactor Information

• • Review details on additional reaction considerations in Aspen Plus

8. Non-Ideal Reactors

• • Introduce the concept of non-ideal specialty reactor calculations in Aspen Plus
  • Workshop: Consider a variety of unique and non-ideal reaction options in a plug flow reactor

9. Data Fitting

• • Introduce the specification and results of a data fitting calculation in Aspen Plus and its relationship to generating reaction model data
  • Workshop: Use the Aspen Plus data fitting procedure to calculate activation energy for use in a Power Law kinetic model