Modeling Batch Processes using Aspen Plus

Course Id:  EAP202   |   Duration:  2.00 day(s)   |   CEUs Awarded:  1.4   |   Level:  Intermediate

Course Objective

Develop the skills and techniques required for modeling new and existing batch processes. Build and troubleshoot flowsheet simulations with batch distillation columns, reactors, crystallizers. Model custom kinetics without using a programming language.


  • Gain the practical skills and knowledge to begin modeling new and existing batch processes
  • Learn some practical techniques for building and troubleshooting batch flowsheet simulations


  • Engineers interested in modeling batch processes
  • Engineers interested in modeling semi-batch processes


  • Engineers interested in modeling batch processes
  • Engineers interested in modeling semi-batch processes
  • Instruction on basic topics
  • Discussion about the general approach and the key elements for successful simulations
  • Instructor-guided demonstrations of features
  • Hands-on workshops that apply learned concepts
  • Detailed course notes


  • A background in chemical engineering or industrial chemistry
  • EAP101: Process modeling in Aspen Plus (Aspen 3-day getting started course on Aspen Plus)

Subsequent Courses

  • EAP201 Aspen Plus: Physical Properties for Process Engineers
  • EPD101 Aspen Batch Process Developer

Class Schedule

Class Agenda

EAP202: Modeling Batch Processes using Aspen Plus

Fundamentals of Batch Modeling

  • Review the batch modeling options in Aspen Plus
  • Explain the differences between the available batch modeling blocks
BatchSep: Batch Distillation
  • Describe the model for batch distillation in Aspen Plus
  • Summarize the key differences in Aspen Plus BatchSep model between versions 8.0 - 9.0 and version 10.0
  • Model a batch distillation process
  • Workshop: Build a batch distillation model to separate water-methanol mixture
BatchSep: User-Defined Controllers
  • Explain how to configure controllers in a batch distillation simulation
  • Workshop: Configure controllers in a batch distillation simulation (constant volume solvent swap process)
BatchSep: Reactive Distillation
  • Model reactive distillation
  • Workshop: Model a distillation column with esterification reaction
BatchSep: Vapor-Liquid-Liquid Distillation
  • Model Vapor-Liquid-Liquid distillation
  • Workshop: Setup a batch distillation where two liquid phases may be present on some stages
BatchOp: Batch Reactor Modeling
  • Setup BatchOp block
  • Model a batch reactor
BatchOp: Batch Crystallization
  • Setup crystallization kinetics
  • Model batch crystallization
  • Workshop: Model production of aspirin
BatchProcess: Integrated Batch and Continuous Process Modeling
  • Model an integrated batch and continuous process
  • Workshop: Model production of mono-chlorobenzene
Custom Kinetics
  • Model custom reaction kinetics
  • Workshop: Model a custom rate expression
Tips and troubleshooting
  • Understand some techniques for handling batch simulations
  • Explain the convergence parameters relevant to batch simulations
  • Explain the limitations of batch modeling in Aspen Plus
  • Workshop: Move from batch to continuous flowsheet
Legacy RBatch: Batch Reactor Modeling
  • Set up the RBatch block
  • Model a batch reactor in a continuous flowsheet
  • Workshop: Simulate batch-wise Alkyl Glyceryl Ether reactions using an RBatch reactor

Aspen Technology, Inc. awards Continuing Education Units (CEUs) for training classes conducted by our organization. One CEU is granted for every 10 hours of class participation.