Process Flowsheet Convergence in Aspen Plus

Review and analyze convergence and optimization features in Aspen Plus sequential run mode and learn how to solve convergence problems. Enables the attendee to develop more robust and efficient models of complex flowsheets.

Audience:

Aspen Plus users who routinely work with complex flowsheets involving recycle streams, Design-Specs, Fortran blocks, or optimization

Training Details

  • Course Id:

    EAP2121

  • Duration:

    1 day(s)

  • CEUs Awarded:

    0.7

  • Level:

    Intermediate

Benefits

  • Enables the attendee to develop more robust and efficient models of complex flowsheets
  • Enables the attendee to efficiently optimize existing flowsheets

Approach

  • Course notes containing lecture materials, examples, and workshops are distributed
  • Lecture topics are reinforced with workshops throughout the day
  • Questions relating the course material to real life problems are encouraged

Pre-requisites

  • Must have attended the ‘Process Modeling Using Aspen Plus’ training course
  • Familiarity with the Aspen Plus graphical user interface
  • Previous exposure to convergence issues within Aspen Plus will be beneficial

Agenda

Introduction
  • Review and explain the sequential modular strategy
  • Review and explain the features of the control panel and the information it displays

Tear Streams
  • Review and explain how Aspen Plus analyzes the flowsheet, identify the tear streams
  • Review and explain the different settings for tear streams (variables, component groups, tolerance, tear stream selection, reconcile feature)
  • Workshop: Change an existing simulation to handle tear stream convergence.

Design Specs
  • Review and explain how convergence of design specifications is handled
  • Review and explain the Secant method and its parameters
  • Review and identify some design specification convergence problems
  • Workshop: Troubleshoot design specifications.

Convergence Blocks
  • Review and explain how to configure the convergence methods
  • Review and explain how to specify the calculation sequence
  • Workshop: Compare various convergence methods and sequencing options.

Calculator Blocks
  • Review and explain calculator blocks (information flow, tear variables)

Convergence Troubleshooting
  • Identify common convergence problems in Sequential Modular mode
  • Review how to solve common convergence problems
  • Workshop: Apply troubleshooting advice to various convergence problems.

Performing SM Optimization in Aspen Plus
  • Review and explain the capabilities and use of Optimization in Sequential Modular (SM) mode
  • Workshop: Setup an Optimization case in Aspen Plus Sequential Modular run mode.

Register for a Class

Date Class Type Location Price Language
Date(s): 12/16/2024 - 12/16/2024 Type: Public Virtual Location: Virtual-EMEA Price: (USD) 1000.00 Language: English Register
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Date(s): 03/26/2025 - 03/26/2025 Type: Public Classroom Location: 2500 Citywest Blvd, Suite 1600
Houston , Texas USA 77042 		Price: (USD) 1000.00 Language: English Register
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Houston , Texas USA 77042 		Price: (USD) 1000.00 Language: English Register
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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.