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12/30272264 DC : 0

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS ISO 20765-2 - 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

Superseded date

31-01-2015

Language(s)

English

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

BS ISO 20765-2

Committee
PTI/15
DocumentType
Draft
Pages
69
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
ISO/IEC Guide 99:2007 International vocabulary of metrology Basic and general concepts and associated terms (VIM)
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/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
ISO 20765-1:2005 Natural gas Calculation of thermodynamic properties Part 1: Gas phase properties for transmission and distribution applications

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