Octagon Management & Engineering Solutions

OMESOL Training Courses Catalogue

Aspen Hysys For Oil & Gas People




·         Learn to build, navigate and optimize process simulations using Aspen HYSYS

·         Learn how to use and apply advanced modeling techniques to enhance existing Aspen HYSYS flowsheets

·         Learn the efficient use of different HYSYS functions to build steady state process simulations

·         Develop the skills and techniques required for creating and running dynamic simulations

·         Apply the best practices for transitioning from steady-state to dynamic modeling and discover shortcuts for efficient use of HYSYS Dynamics.



Who will benefit

·         New engineering graduates/technologists who will be using Aspen HYSYS in their daily work

·         Process engineers who need advanced skills for more complex modeling tasks

·         R&D engineers and researchers using Aspen HYSYS for process synthesis, upgrade or modifications

·         Process engineers doing process design and optimization projects and studies

·         Plant engineers checking plant performance under different operating conditions

·         Engineers with Aspen HYSYS experience

  • Non-Engineers / Engineers with no or limited previous experience in process simulation


Course Agenda

·         This course is designed to show you how to:

·         Create custom column templates, including non-standard configurations

·         Perform complex calculations on flowsheet variables using the HYSYS Spreadsheet

·         Realistically simulate separator carryover and entrainment

·         Perform process optimization in constrained and un-constrained systems

·         Explore Dynamic models to introduce various real-life disturbances to a simulation and discover how different control strategies can mitigate these disturbances

·         Learn pressure flow theory, column dynamics concepts, pipeline hydraulics, and basic process control theory

·         Properly define and adjust pressure/flow specifications, strip charts, and controller parameters 

·         Use the Workbook and Process Flow Diagram (PFD) interfaces for quick and effective modeling

·         Discover how multi-flowsheet integration can streamline and organize simulation efforts

·         Explore different means of reporting results, including the use of Microsoft Excel VB macros

·         Evaluate the performance of existing equipment by leveraging the rating capabilities of Aspen HYSYS

·         Improve the convergence characteristics of columns and flowsheets; troubleshoot common problems

·         Perform Case studies to determine the optimum operating point for a process

·         Understand the pipeline hydraulics calculations used to assess the sizing requirements for a gas gathering system



Course Detail

Getting Started

·         Create and define a fluid package

·         Utilize the built-in expert system to choose an appropriate thermodynamic model

·         Select components, including hypotheticals

·         Install streams and attach stream utilities

·         Customize the Workbook

·         Case Study: Introduce basic concepts necessary for creating simulations in Aspen HYSYS.


Propane Refrigeration Loop

·         Add and connect operations to construct a simple flowsheet

·         Use the graphic interface to manipulate flowsheet objects and provide a clearer representation of the process

·         Understand how process information is propagated both forwards-and backwards

·         Convert simulation cases to templates

·         Case Study: Build and analyze a propane refrigeration loop simulation


Oil Characterization and HP Separation

·         Introduce Oil Characterization in Aspen HYSYS

·         Use the Aspen HYSYS Spreadsheet and Case Study functionality

·         Case Study: Use the Oil Environment to characterize a crude assay and then employ the Case Study and Spreadsheet operation to determine how the Gas Oil Ratio (GOR) varies with pressure.


Two Stage Compression

·         Introduce the use of the recycle operation

·         Recognize suitable recycle locations

·         Implement performance curves for rotating equipment

·         Case Study: Utilize the recycle operation to build a two stage compression flow sheet; define and activate compressor curves.


Natural Gas Dehydration with TEG

·         Review the recommended methods to saturate single phase and two phase hydrocarbon streams

·         Discuss the implications of hydrate formation and the different means available to avoid hydrate problems

·         Model a typical TEG dehydration unit

·         Case Study: Model a typical TEG dehydration unit and determine water dew point for the dry gas; use the hydrate utility to investigate the effects of methanol injection on hydrate inhibition.


Gas Gathering System

·         Simulate a gas gathering system located on varied terrain using the steady state capabilities of Aspen HYSYS

·         Case Study: Use the pipe segment and the Hydraulics subflowsheet to model a piping network in Aspen HYSYS.


Refrigerated Gas Plant

·         Install and converge heat exchangers

·         Use logical operations: Adjust and Balance

·         Case Study: Model a simplified version of a refrigerated gas plant.


NGL Fractionation Train

·         Model distillation columns with the assistance of the Column Input Expert

·         Manipulate column specifications to better represent process constraints

·         Evaluate utility requirements using the Process Utility Manager

·         Case Study: Model a two column natural gas liquid (NGL) recovery plant


Transitioning from Steady State to Dynamics

·         Provide a theoretical overview of the Aspen HYSYS Dynamics Pressure/Flow Solver

·         Define dynamic pressure/flow specifications and equipment sizing data

·         Review the solving strategy and degrees of freedom analysis of HYSYS Dynamics

·         Utilize the Dynamics Assistant to check the preparedness of a simulation for dynamic calculations

·         Case Study: Convert a steady-state Aspen HYSYS simulation a HYSYS Dynamics simulation


Controllers and Strip Charts

·         Review basic process control theory and methodology

·         Discuss the commonly used Controller operations in HYSYS Dynamics

·         Add Strip Charts to monitor and graph key process variables

·         Case Study: Introduce PID controllers and Strip Charts to augment an Aspen HYSYS Dynamics simulation


Dynamic Column Modeling

·         Review the procedure for converting a steady state model into dynamics

·         Prepare a distillation column for dynamic simulation by using a Tray Sizing analysis

·         Model an LPG distillation column in dynamics and develop an effective control strategy

·         Case Study: Set up a distillation column in steady state mode, transition back into dynamics, and operate the distillation column as a dynamic unit operation


Expanding the Model

·         Follow best practices for adding dynamic specifications, unit operations and controllers in the dynamic mode

·         Develop appropriate control strategies using split range and on-off controllers

·         Install a relief valve for vessel overpressure protection

·         Case Study: Add equipment, modify the control system and add a pressure relief valve to a simulation directly in dynamic mode


Column Pressure Relief

·         Modify the condenser overhead section of a distillation column to include an Air Cooled Exchanger operation

·         Further develop model-building techniques and best practices by adding operations and controllers in the dynamic mode

·         Install a relief valve for protection of the column overhead system

·         Case Study: Set up a customized distillation column overhead condenser system and protect it from overpressure with a relief valve


Reporting in Aspen HYSYS

·         Create a variety of customized reports using newly added functionality in the Report Manager

·         Access free Excel utilities designed to extract simulation data

·         Use Aspen Simulation Workbook to deploy models in Microsoft Excel

·         Case Study: Use the Report Manager, Excel utilities and Aspen Simulation Workbook to obtain custom reports.



Course Duration

15 days / Total 30 hrs



Training Mode




800 USD


Available Payment Methods:

VISA, MASTERCARD, Paypal, Discover, American Express, Diners Club International, JCB


On-line Fee Submission:




How to Register




Register online at


Pay online at




You can pay by VISA, MASTERCARD, Paypal, Discover, American Express, Diners Club International, JCB


For info  :,




*Course materials is free of cost






Oops! This site has expired.

If you are the site owner, please renew your premium subscription or contact support.