Property Packages¶
The thermodynamic models that calculate phase equilibrium and the properties of every stream. One page per package, with its scope, an example and the settings it saves with the flowsheet.
DWSIM Plus packages¶
Property packages available with a DWSIM Plus (Patreon) subscription.
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Electrolyte NRTL property package for CO2 capture in aqueous MEA, DEA, MDEA, piperazine and MDEA with piperazine.
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CO2 Storage (eNRTL / Duan-Sun)
Property package for CO2 geological storage: CO2 with water and chloride brines at reservoir conditions.
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CO2 Transport (Span-Wagner / PR)
Property package for CO2-rich streams in pipelines, compression and shipping: the Span-Wagner reference equation of...
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Electrolyte NRTL (Chen and Evans) activity-coefficient package for aqueous electrolyte solutions, with the...
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Extended UNIQUAC (Thomsen) activity-coefficient package for aqueous electrolyte solutions, alcohol-water-salt...
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Glycol property package for natural gas dehydration and hydrate inhibition.
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H₂O–HCl electrolyte property package using the Extended Pitzer model.
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PC-SAFT for ionic liquids used as physical solvents (no chemical reaction with the solute).
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Reaktoro (Aqueous Electrolytes)
Aqueous electrolyte package that hands the phase and chemical equilibrium of each flash to Reaktoro (SUPCRT07...
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Sour water package (Edwards, Maurer, Newman and Prausnitz) for water with dissolved H2S, NH3, CO2 and HCN, with the...
Open packages¶
Property packages of the open DWSIM engine.
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Chao-Seader correlation for hydrocarbon mixtures with hydrogen and light gases: liquid fugacity from a...
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Pure and pseudo-pure fluids (refrigerants, water, cryogens, light hydrocarbons) from the reference equations of...
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Grayson-Streed correlation, the extension of Chao-Seader to higher temperatures and to hydrogen-rich heavy...
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Corresponding-states equation of state of Lee, Kesler and Plöcker: two Benedict-Webb-Rubin reference fluids...
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Non-Random Two-Liquid (NRTL) activity coefficient model for the liquid phase, with binary parameters from the...
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Perturbed-Chain SAFT equation of state of Gross and Sadowski, with association: gases, solvents, hydrogen-bonding...
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Peng-Robinson cubic equation of state (1976) with the van der Waals one-fluid mixing rules and binary interaction...
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Peng-Robinson cubic equation of state with the 1978 correlation of the alpha function for compounds with acentric...
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Soave-Redlich-Kwong cubic equation of state (1972) with the van der Waals one-fluid mixing rules and binary...
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Water and steam from the IAPWS Industrial Formulation 1997 (IAPWS-IF97): density, enthalpy, entropy, heat...
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UNIQUAC (Universal Quasi-Chemical) activity coefficient model for the liquid phase, with the r and q structural...