Enum: EquationOfStateModel
Equations of state used to compute fugacity coefficients and PVT behavior of fluids in process simulation (the SFF phi method).
URI: valuesets:EquationOfStateModel
Permissible Values
| Value | Meaning | Description | Abbreviation | Aliases |
|---|---|---|---|---|
| IDEAL_GAS | Ideal gas law, assuming no intermolecular interactions | |||
| VIRIAL | Virial equation of state expressed as a power series in density or pressure | |||
| REDLICH_KWONG | Redlich-Kwong cubic equation of state | RK | ||
| SOAVE_REDLICH_KWONG | Soave modification of the Redlich-Kwong cubic equation of state | SRK | ||
| PENG_ROBINSON | Peng-Robinson cubic equation of state | PR | ||
| PENG_ROBINSON_BOSTON_MATHIAS | Peng-Robinson with Boston-Mathias alpha function for supercritical extrapolation | PR-BM | ||
| SRK_BOSTON_MATHIAS | Soave-Redlich-Kwong with Boston-Mathias alpha function | SRK-BM | ||
| LEE_KESLER_PLOCKER | Lee-Kesler-Plocker corresponding-states equation of state | LKP | ||
| BENEDICT_WEBB_RUBIN_STARLING | Benedict-Webb-Rubin-Starling equation of state for light hydrocarbons | BWRS | ||
| PREDICTIVE_SRK | Predictive SRK combining SRK with a UNIFAC-based mixing rule | PSRK | ||
| PC_SAFT | Perturbed-chain statistical associating fluid theory equation of state | PC-SAFT | ||
| CUBIC_PLUS_ASSOCIATION | Cubic-plus-association equation of state for associating fluids | CPA | ||
| GERG_2008 | GERG-2008 reference equation of state for natural gas mixtures | |||
| IAPWS_95 | IAPWS-95 reference formulation for the thermodynamic properties of water | steam tables |
Slots
| Name | Description |
|---|---|
| equation_of_state_model | The equation of state used for fugacity / PVT property estimation |
Identifier and Mapping Information
Schema Source
- from schema: https://w3id.org/valuesets
LinkML Source
name: EquationOfStateModel
instantiates:
- valuesets_meta:ValueSetEnumDefinition
description: Equations of state used to compute fugacity coefficients and PVT behavior
of fluids in process simulation (the SFF phi method).
title: Equation of State Model
from_schema: https://w3id.org/valuesets
contributors:
- orcid:0000-0002-6601-2165
- https://github.com/anthropics/claude-code
status: DRAFT
rank: 1000
permissible_values:
IDEAL_GAS:
text: IDEAL_GAS
description: Ideal gas law, assuming no intermolecular interactions
VIRIAL:
text: VIRIAL
description: Virial equation of state expressed as a power series in density or
pressure
REDLICH_KWONG:
text: REDLICH_KWONG
description: Redlich-Kwong cubic equation of state
annotations:
abbreviation:
tag: abbreviation
value: RK
SOAVE_REDLICH_KWONG:
text: SOAVE_REDLICH_KWONG
description: Soave modification of the Redlich-Kwong cubic equation of state
annotations:
abbreviation:
tag: abbreviation
value: SRK
PENG_ROBINSON:
text: PENG_ROBINSON
description: Peng-Robinson cubic equation of state
annotations:
abbreviation:
tag: abbreviation
value: PR
PENG_ROBINSON_BOSTON_MATHIAS:
text: PENG_ROBINSON_BOSTON_MATHIAS
description: Peng-Robinson with Boston-Mathias alpha function for supercritical
extrapolation
annotations:
abbreviation:
tag: abbreviation
value: PR-BM
SRK_BOSTON_MATHIAS:
text: SRK_BOSTON_MATHIAS
description: Soave-Redlich-Kwong with Boston-Mathias alpha function
annotations:
abbreviation:
tag: abbreviation
value: SRK-BM
LEE_KESLER_PLOCKER:
text: LEE_KESLER_PLOCKER
description: Lee-Kesler-Plocker corresponding-states equation of state
annotations:
abbreviation:
tag: abbreviation
value: LKP
BENEDICT_WEBB_RUBIN_STARLING:
text: BENEDICT_WEBB_RUBIN_STARLING
description: Benedict-Webb-Rubin-Starling equation of state for light hydrocarbons
annotations:
abbreviation:
tag: abbreviation
value: BWRS
PREDICTIVE_SRK:
text: PREDICTIVE_SRK
description: Predictive SRK combining SRK with a UNIFAC-based mixing rule
annotations:
abbreviation:
tag: abbreviation
value: PSRK
PC_SAFT:
text: PC_SAFT
description: Perturbed-chain statistical associating fluid theory equation of
state
annotations:
abbreviation:
tag: abbreviation
value: PC-SAFT
CUBIC_PLUS_ASSOCIATION:
text: CUBIC_PLUS_ASSOCIATION
description: Cubic-plus-association equation of state for associating fluids
annotations:
abbreviation:
tag: abbreviation
value: CPA
GERG_2008:
text: GERG_2008
description: GERG-2008 reference equation of state for natural gas mixtures
IAPWS_95:
text: IAPWS_95
description: IAPWS-95 reference formulation for the thermodynamic properties of
water
annotations:
aliases:
tag: aliases
value: steam tables