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EN 16726:2015

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Gas infrastructure - Quality of gas - Group H
Superseded date

16-07-2019

Published date

16-12-2015

European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Reference conditions and pressure units
5 Requirements
Annex A (normative) - Calculation of methane number
        of gaseous fuels for engines
Annex B (informative) - Sulfur
Annex C (informative) - Water dew point and hydrocarbon
        dew point
Annex D (informative) - Background for not including a
        Wobbe Index range into this standard
Annex E (informative) - Hydrogen - Admissible Concentrations in
        natural gas systems
Annex F (informative) - Sampling
Annex G (informative) - A-deviations
Bibliography

This European standard specifies gas quality characteristics, parameters and their limits, for gases classified as group H that are to be transmitted, injected into and from storages, distributed and utilized.NOTEFor information on gas families and gas groups see EN 437.This European standard does not cover gases conveyed on isolated networks.For biomethane, additional requirements indicated in prEN 16723 1 apply.

Committee
CEN/TC 234
DevelopmentNote
Supersedes PREN 16726. (02/2016)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Superseded
SupersededBy

BS EN 16723-2:2017 Natural gas and biomethane for use in transport and biomethane for injection in the natural gas network Automotive fuels specification
CEN/TR 17238:2018 Proposed limit values for contaminants in biomethane based on health assessment criteria
DIN EN 16723-2:2017-10 NATURAL GAS AND BIOMETHANE FOR USE IN TRANSPORT AND BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK - PART 2: AUTOMOTIVE FUELS SPECIFICATION
DIN EN 16723-2:2014-06 (Draft) NATURAL GAS AND BIOMETHANE FOR USE IN TRANSPORT AND BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK - PART 2: AUTOMOTIVE FUELS SPECIFICATION
I.S. EN 16723-2:2017 NATURAL GAS AND BIOMETHANE FOR USE IN TRANSPORT AND BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK - PART 2: AUTOMOTIVE FUELS SPECIFICATION
I.S. EN 16723-1:2016 NATURAL GAS AND BIOMETHANE FOR USE IN TRANSPORT AND BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK - PART 1: SPECIFICATIONS FOR BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK
S.R. CEN/TR 17238:2018 PROPOSED LIMIT VALUES FOR CONTAMINANTS IN BIOMETHANE BASED ON HEALTH ASSESSMENT CRITERIA
PREN 15001-2 : DRAFT 2017 GAS SUPPLY SYSTEMS - GAS INSTALLATION PIPEWORK WITH AN OPERATING PRESSURE GREATER THAN 0,5 BAR FOR INDUSTRIAL INSTALLATIONS AND GREATER THAN 5 BAR FOR INDUSTRIAL AND NON-INDUSTRIAL INSTALLATIONS - PART 2: DETAILED FUNCTIONAL REQUIREMENTS FOR COMMISSIONING, OPERATION AND MAINTENANCE
UNE-EN 16723-1:2017 Natural gas and biomethane for use in transport and biomethane for injection in the natural gas network - Part 1: Specifications for biomethane for injection in the natural gas network
DIN EN 16723-2 E : 2017 NATURAL GAS AND BIOMETHANE FOR USE IN TRANSPORT AND BIOMETHANE FOR INJECTION IN THE NATURAL GAS NETWORK - PART 2: AUTOMOTIVE FUELS SPECIFICATION
BS EN 16723-1:2016 Natural gas and biomethane for use in transport and biomethane for injection in the natural gas network Specifications for biomethane for injection in the natural gas network
EN 16723-2:2017 Natural gas and biomethane for use in transport and biomethane for injection in the natural gas network - Part 2: Automotive fuels specification
EN 16723-1:2016 Natural gas and biomethane for use in transport and biomethane for injection in the natural gas network - Part 1: Specifications for biomethane for injection in the natural gas network

ISO 10715:1997 Natural gas — Sampling guidelines
EN ISO 6974-6:2005 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)
EN ISO 6326-1:2009 Natural gas - Determination of sulfur compounds - Part 1: General introduction (ISO 6326-1:2007)
EN ISO 13443:2005 Natural gas - Standard reference conditions (ISO 13443:1996 including Corrigendum 1:1997)
ISO 6974-6:2002 Natural gas Determination of composition with defined uncertainty by gas chromatography Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
ISO 15971:2008 Natural gas Measurement of properties Calorific value and Wobbe index
ISO 6327:1981 Gas analysis Determination of the water dew point of natural gas Cooled surface condensation hygrometers
EN ISO 6327:2008 Gas analysis - Determination of the water dew point of natural gas - Cooled surface condensation hygrometers (ISO 6327:1981)
EN ISO 6570:2004 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001)
EN ISO 18453:2005 Natural gas - Correlation between water content and water dew point (ISO 18453:2004)
ISO 6974-2:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
ISO 6974-4:2000 Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns
EN ISO 10101-1:1998 Natural gas - Determination of water by the Karl Fischer method - Part 1: Introduction (ISO 10101-1:1993)
EN ISO 6326-5:1997 Natural gas - Determination of sulfur compounds - Part 5: Lingener combustion method (ISO 6326-5:1989)
EN 1594:2013 Gas infrastructure - Pipelines for maximum operating pressure over 16 bar - Functional requirements
EN ISO 6974-5:2014 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons (ISO 6974-5:2014)
ISO/TR 12148:2009 Natural gas — Calibration of chilled mirror type instruments for hydrocarbon dewpoint (liquid formation)
ISO 6975:1997 Natural gas — Extended analysis — Gas-chromatographic method
ISO 6974-3:2000 Natural gas Determination of composition with defined uncertainty by gas chromatography Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
ISO 10101-1:1993 Natural gas — Determination of water by the Karl Fischer method — Part 1: Introduction
EN ISO 10101-2:1998 Natural gas - Determination of water by the Karl Fischer method - Part 2: Titration procedure (ISO 10101-2:1993)
EN ISO 15971 : 2014 NATURAL GAS - MEASUREMENT OF PROPERTIES - CALORIFIC VALUE AND WOBBE INDEX (ISO 15971:2008)
ISO 15970:2008 Natural gas Measurement of properties Volumetric properties: density, pressure, temperature and compression factor
EN 437:2003+A1:2009 Test gases - Test pressures - Appliance categories
ISO 14532:2014 Natural gas — Vocabulary
EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012)
ISO 10101-2:1993 Natural gas — Determination of water by the Karl Fischer method — Part 2: Titration procedure
ISO 13443:1996 Natural gas Standard reference conditions
ISO 10101-3:1993 Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedure
EN ISO 6326-3:1997 Natural gas - Determination of sulfur compounds - Part 3: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry (ISO 6326-3:1989)
EN ISO 19739:2005/AC:2009 NATURAL GAS - DETERMINATION OF SULFUR COMPOUNDS USING GAS CHROMATOGRAPHY
ISO 6326-1:2007 Natural gas Determination of sulfur compounds Part 1: General introduction
ISO 14912:2003 Gas analysis — Conversion of gas mixture composition data
EN ISO 6974-1:2012/AC:2012 NATURAL GAS - DETERMINATION OF COMPOSITION AND ASSOCIATED UNCERTAINTY BY GAS CHROMATOGRAPHY - PART 1: GENERAL GUIDELINES AND CALCULATION OF COMPOSITION (ISO 6974-1:2012/COR 1:2012)
EN ISO 14532:2017 Natural gas - Vocabulary (ISO 14532:2014)
ISO 23874:2006 Natural gas Gas chromatographic requirements for hydrocarbon dewpoint calculation
EN ISO 6975:2005 Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997)
ISO 6974-1:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
ISO 12213-1:2006 Natural gas Calculation of compression factor Part 1: Introduction and guidelines
EN ISO 6974-4:2001 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns (ISO 6974-4:2000)
ISO 6326-5:1989 Natural gas Determination of sulfur compounds Part 5: Lingener combustion method
EN ISO 6976:2016 Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016)
EN ISO 10715:2000 Natural gas - Sampling guidelines (ISO 10715:1997)
ISO 6326-3:1989 Natural gas Determination of sulfur compounds Part 3: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry
EN ISO 12213-1:2009 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines (ISO 12213-1:2006)
ISO 19739:2004 Natural gas Determination of sulfur compounds using gas chromatography
ISO 18453:2004 Natural gas Correlation between water content and water dew point
ISO 6974-5:2014 Natural gas Determination of composition and associated uncertainty by gas chromatography Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons
ISO 6570:2001 Natural gas Determination of potential hydrocarbon liquid content Gravimetric methods
EN ISO 10101-3:1998 Natural gas - Determination of water by the Karl Fischer method - Part 3: Coulometric procedure (ISO 10101-3:1993)
EN ISO 15970:2014 Natural gas - Measurement of properties - Volumetric properties: density, pressure, temperature and compression factor (ISO 15970:2008)

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