Natural gas. Determination of potential hydrocarbon liquid content. Gravimetric methods

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

09-27-2004

Publisher

British Standards Institution

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Apparatus requirements
  4.1 Measurement installation
  4.2 Check for correct installation operation
5 Sampling
  5.1 General
  5.2 Sampling conditions
  5.3 Sample line
  5.4 Direct sampling
  5.5 Indirect sampling
6 Procedure
  6.1 Determination of potential hydrocarbon liquid content
  6.2 Determination of water formation
7 Expression of results
  7.1 Method A - Manual weighing method
  7.2 Method B - Indirect automatic method
8 Uncertainty of measurement
  8.1 Achievable uncertainty
  8.2 Gas leakage
  8.3 Bath liquid
  8.4 Wet gas
  8.5 Condensate leakage
  8.6 Variations in bath temperature and pressure in the
      gas/liquid cyclone separator
  8.7 Premature condensation
9 Test report
Annex A (informative) Selection of measurement temperature
        and pressure
Annex B (informative) Examples of the line-up of the apparatus
Annex C (informative) Example of calibration of the differential
        pressure gauge for the indirect automatic method - Method B
Annex D (informative) Example of an indirect automatic
        measurement - Method B
Annex ZA (normative) Normative references to international
         publications with their relevant European publications

Describes the principles of, and general requirements for, two gravimetric methods for the determination of the potential hydrocarbon liquid content of natural gas, or similar gas, at a given pressure and temperature.

Committee	PTI/15
DevelopmentNote	Renumbers and supersedes BS ISO 6570. 2004 version incorporates amendment 15368 to BS ISO 6570. Supersedes 97/126756 DC, BS 3156-11.2.1(1986) and BS 3156-11.2.2(1986) (09/2004)
DocumentType	Standard
Pages	34
PublisherName	British Standards Institution
Status	Current
Supersedes	BS 3156-11.2.2:1986 BS 3156-11.2.1:1986 97/126756 DC : DRAFT DEC 1997 BS ISO 6570 : 2001 AMD 15368

Standards	Relationship
UNI EN ISO 6570 : 2006	Identical
EN ISO 6570:2004	Identical
SN EN ISO 6570 : 2004	Identical
UNE-EN ISO 6570:2005	Identical
NF EN ISO 6570 : 2005	Identical
I.S. EN ISO 6570:2004	Identical
NBN EN ISO 6570 : 2005	Identical
NEN EN ISO 6570 : 2004	Identical
NS EN ISO 6570 : 1ED 2004	Identical
DIN EN ISO 6570:2004-12	Identical
ISO 6570:2001	Identical

ISO 10715:1997	Natural gas — Sampling guidelines
ISO 6976:2016	Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
ISO 12213-3:2006	Natural gas Calculation of compression factor Part 3: Calculation using physical properties
ISO 12213-1:2006	Natural gas Calculation of compression factor Part 1: Introduction and guidelines
EN ISO 10715:2000	Natural gas - Sampling guidelines (ISO 10715:1997)
ISO 12213-2:2006	Natural gas Calculation of compression factor Part 2: Calculation using molar-composition analysis

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BS EN ISO 6570:2004

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