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AVEVA™ Process Simulation

Mixture equations for the COSTALD method

  • Last UpdatedAug 13, 2024
  • 1 minute read

For mixtures, the software uses the following mixing rules:

Costald Mixing Rule for Critical Temperature

Costald Mixing Rule for Characteristic Volume

Costald Expansion for V-star-sub(ij) Times T-sub(c,ij)

Costald Mixing Rule for Acentric Factor

where

m refers to mixture properties

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