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BS ISO 20765-2 : 2015

Current

Current

The latest, up-to-date edition.

NATURAL GAS - CALCULATION OF THERMODYNAMIC PROPERTIES - PART 2: SINGLE-PHASE PROPERTIES (GAS, LIQUID, AND DENSE FLUID) FOR EXTENDED RANGES OF APPLICATION

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2015

€327.21
Excluding VAT

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Thermodynamic basis of the method
5 Method of calculation
6 Ranges of application
7 Uncertainty of the equation of state
8 Reporting of results
Annex A (normative) - Symbols and units
Annex B (normative) - The reduced Helmholtz free
        energy of the ideal gas
Annex C (normative) - Values of critical parameters
        and molar masses of the pure components
Annex D (normative) - The residual part of the reduced
        Helmholtz free energy
Annex E (normative) - The reducing functions for density
        and temperature
Annex F (informative) - Assignment of trace components
Annex G (informative) - Examples
Bibliography

Describes a method to calculate volumetric and caloric properties of natural gases, manufactured fuel gases, and similar mixtures, at conditions where the mixture may be in either the homogeneous (single-phase) gas state, the homogeneous liquid state, or the homogeneous supercritical (dense-fluid) state.

Committee
PTI/15
DevelopmentNote
Supersedes 12/30272264 DC. (01/2015)
DocumentType
Standard
Pages
72
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 20765-2:2015 Identical

ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
ISO 14532:2014 Natural gas — Vocabulary
ISO 14912:2003 Gas analysis — Conversion of gas mixture composition data
ISO 7504:2015 Gas analysis Vocabulary
ISO 80000-5:2007 Quantities and units Part 5: Thermodynamics
ISO 20765-1:2005 Natural gas Calculation of thermodynamic properties Part 1: Gas phase properties for transmission and distribution applications

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