Model Bio-Based Feedstock Processes


Accurately model sustainable bio-based feedstock processes using solids modeling techniques.


Engineers who need to use first principles simulations to solve Sustainability problems for processes or process units.

Process Engineers and Particle Scientists who will be modeling solids processes

Engineers and Managers involved in developing and designing solids handling processes

Anyone interested in solids modeling

Training Details

  • Course Id:


  • Duration:

    2 day(s)

  • CEUs Awarded:


  • Level:



  • Gain the practical skills and knowledge to begin modeling new and existing solids processes
  • Learn practical techniques for building and troubleshooting solids models
  • Reduce process design time by testing various plant configurations


  • Instruction on basic topics
  • Discussion about the general approach and the key elements for successful solids simulations
  • Instructor-guided demonstrations of features
  • Detailed course notes
  • Answer keys


EAP101 Aspen Plus: Process Modeling


  • Introduction to Solids Modeling
  • Recognize the importance of solids modeling in industry
  • Understand the differences between modeling solids and fluids
  • Review applications of Aspen Plus solids unit operations
  • Demonstrate how to access literature on processes with solids in Process Manual from Aspen Plus


  • Solids Components
  • Review the types of solid components in Aspen Plus
  • Recognize the required physical properties for modeling Conventional Inert and Non-Conventional solids
  • Explore property model options for solids
  • Recognize if required properties are available in databanks
  • Demonstrate how to enter non-conventional solid components (like wood pulp and coal) in simulation
  • Workshop: Enter solid components and determine available properties for a solids process flowsheet


  • Solids Streams
  • Identify and explain the concept of stream classes in Aspen Plus
  • Discuss how stream classes are used to carry solids attributes
  • Identify how to account for moisture in solids
  • Demonstrate how to create stream classes and apply to a flowsheet section
  • Workshop: Assign stream classes to flowsheet sections of a solids dryer flowsheet


  • Particle Size Distribution (PSD)
  • Discuss how to track PSD and average particle sizes
  • Create PSD Meshes and use PSD functions
  • View PSD graphically with plots
  • View additional PSD values using Property Sets
  • Workshop: Create a PSD mesh and use a PSD function to define a PSD for a urea granulation flowsheet and individual stream


  • Solids Unit Operation Models Overview
  • Differentiate between Simulation and Design modes
  • Discuss use of rigorous versus short-cut calculation methods within each unit operation
  • Review the different unit operation models available for solids modeling
  • Demonstrate a Screen application using multiple solid substreams
  • Workshop: Explore unit operation model modes (Simulation vs Design) and methods (Rigorous vs Conceptual) using a Cyclone model.


  • Model Pyrolysis of Waste Tires to Produce Fuel Oil
  • Learn the unit operations used to model the reduction and reaction section
  • Build and optimize reduction and reaction sections for a more sustainable process
  • Workshop: Create a model to convert waste tires into fuel oil


  • Urea Process Model
  • Review a Urea overall process
  • Discuss the unit operations used to model the granulation process
  • Workshop: Create and run a simple urea granulation process flowsheet containing a granulator, screen and crusher unit operations


  • Results Characterization and Optimization
  • Review stream and block results for solids processes in Aspen Plus
  • Graphically review results using PSD and Separation Efficiency plots
  • Enhance results using Custom Tables to view key operating parameters
  • Workshop: Explore and enhance the results of the urea granulation process flowsheet created in the previous module. Use Sensitivity Analysis to minimize recycle solids flow.


  • Drying Process Models
  • Discuss modeling of dryer and dryer model types in Aspen Plus
  • Understand how to generate a normalized drying curve
  • Discuss belt dryer and fluidized bed dryer operations.
  • Demonstrate modeling of multi-stage Belt dryer
  • Demonstrate modeling of multi-stage fluidized bed dryer
  • Workshop: Complete and run a single-stage Belt Dryer Process model
  • Workshop: Complete and run a single-stage Fluidized Bed Dryer Process model


  • Solids Reactors
  • Explain how to simulate reactions involving solids using RSTOIC, RYIELD, RCSTR and RGIBBS models
  • Learn how to specify reactor product particle size distribution (PSD)
  • Workshop: Setup a model for the synthesis of ammonium phosphate for fertilizer production


  • Fluid Bed Reactor Process Model
  • Discuss the Fluid Bed solids unit operation model
  • Demonstrate how to add reactions to the Fluid Bed model
  • Workshop: Complete and run a Fluid Bed Reactor Process workshop


  • Pneumatic Conveying
  • Classify the pneumatic conveying processes and modes, for modeling in Aspen Plus
  • Explore the details of using pipe and pipeline unit operations for pneumatic conveying modeling
  • Demonstrate modeling of a Pneumatic Conveying process
  • Demonstrate accessing literature on pneumatic conveying in Process Manual from Aspen Plus help menu


  • Biomass Feedstock Characterization Best Practice - Sustainability Focus
  • Explore several options to represent woody (lignocellulosic) biomass in the context of Aspen Plus.
  • Characterize a sample of biomass feedstock in Aspen Plus. 

Register for a Class

Date Class Type Location Price Language
Date(s): 05/11/2023 - 05/12/2023 Type: Public Virtual Location: Virtual-Americas Price: (USD) 1600.00 Language: English Register
Date(s): 03/9/2023 - 03/10/2023 Type: Public Virtual Location: Virtual-Latin America Price: (USD) 1000.00 Language: Spanish Register
Date(s): 06/5/2023 - 06/6/2023 Type: Public Virtual Location: Virtual-EMEA Price: (GBP) 1600.00 Language: English Register
Date(s): 06/5/2023 - 06/6/2023 Type: Public Virtual Location: Virtual-APAC Price: (USD) 600.00 Language: English Register

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.