I.S. EN ISO 6570:2004
Current
The latest, up-to-date edition.
NATURAL GAS - DETERMINATION OF POTENTIAL HYDROCARBON LIQUID CONTENT - GRAVIMETRIC METHODS
Hardcopy , PDF
English
01-01-2004
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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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
Specifies 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.
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN ISO 6570:2005 | Identical |
| EN ISO 6570:2004 | Identical |
| UNI EN ISO 6570 : 2006 | Identical |
| BS EN ISO 6570:2004 | Identical |
| DIN EN ISO 6570:2004-12 | Identical |
| ISO 6570:2001 | Identical |
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