What are the utility options available that Aspen Plus can calculate?

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Products: Aspen Plus 
Last Updated: 27-Jun-2022
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Article ID: 000099917
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Problem Statement

What are the utility options available that Aspen Plus can calculate?

Solution
  • A Utility is an option in Aspen Plus that can be used to calculate:
    • Energy usage
    • Utility usage (for example, pounds of High Pressure steam/hr)
    • Energy/utility cost
  • You can assign a utility to any block where Duty or Power is either specified or calculated (except MHeatX)
  • To calculate the required utility flow for a given process:
    • From the Block specification form, select the Utility sheet
    • Choose the <New> from the Utility ID dropdown list
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      • Enter a name for the Utility (you can select a predefined utility)
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    • Click the Next button to go to the Utilities folder
    • Choose the Utility type from the eight selections provided
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    • For utility cost calculations, enter either the Purchase price or Energy price
    • Set the calculation option as Specify heating/cooling value (default), or Specify inlet/outlet conditions (set values on Inlet/Outlet sheet) and supply related parameters
    • Choose to calculate CO2 emissions if appropriate on the Carbon Tracking sheet (optional)
Keywords
Aspen Plus, Utilities, Calculation