EN ISO 10715:2022

Natural gas - Gas sampling (ISO 10715:2022)

EN ISO 10715:2022

Name:EN ISO 10715:2022   Standard name:Natural gas - Gas sampling (ISO 10715:2022)
Standard number:EN ISO 10715:2022   language:English language
Release Date:25-Oct-2022   technical committee:CEN/TC 238 - Test gases, test pressures and categories of appliances
Drafting committee:CEN/TC 238 - Test gases, test pressures and categories of appliances   ICS number:75.060 - Natural gas

SLOVENSKI STANDARD
01-januar-2023
Nadomešča:
SIST EN ISO 10715:2000
Zemeljski plin - Vzorčenje (ISO 10715:2022)
Natural gas - Gas sampling (ISO 10715:2022)
Erdgas - Probenahme (ISO 10715:2022)
Gaz naturel - Échantillonnage de gaz (ISO 10715:2022)
Ta slovenski standard je istoveten z: EN ISO 10715:2022
ICS:
75.060 Zemeljski plin Natural gas
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 10715
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2022
EUROPÄISCHE NORM
ICS 75.060 Supersedes EN ISO 10715:2000
English Version
Natural gas - Gas sampling (ISO 10715:2022)
Gaz naturel - Échantillonnage de gaz (ISO 10715:2022) Erdgas - Probenahme (ISO 10715:2022)
This European Standard was approved by CEN on 7 July 2022.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 10715:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 10715:2022) has been prepared by Technical Committee ISO/TC 193 "Natural
gas" in collaboration with Technical Committee CEN/TC 238 “Test gases, test pressures, appliance
categories and gas appliance types” the secretariat of which is held by AFNOR.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by April 2023, and conflicting national standards shall be
withdrawn at the latest by April 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 10715:2000.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 10715:2022 has been approved by CEN as EN ISO 10715:2022 without any modification.

INTERNATIONAL ISO
STANDARD 10715
Second edition
2022-10
Natural gas — Gas sampling
Gaz naturel — Échantillonnage de gaz
Reference number
ISO 10715:2022(E)
ISO 10715:2022(E)
© ISO 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: [email protected]
Website: www.iso.org
Published in Switzerland
ii
ISO 10715:2022(E)
Contents Page
Foreword . vi
Introduction .vii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Safety considerations . .4
5 Principles of sampling . .4
6 The concept of representative sample . 4
7 Types of sampling .5
7.1 Sampling method considerations . 5
7.2 Spot sampling . 6
7.2.1 General . 6
7.2.2 Fill-and-empty method . 6
7.2.3 Controlled-rate method . 7
7.2.4 Evacuated-cylinder method . 7
7.2.5 Helium pre-fill method . 7
7.2.6 Floating-piston cylinder method . 7
7.2.7 Single cavity sample cylinder . 7
7.2.8 Sampling frequency . 7
7.3 Incremental sampling (continuous or composite) . 9
7.3.1 General considerations . 9
7.3.2 Intervals . 9
7.3.3 System considerations . 9
7.3.4 Monitoring the filling process . 10
7.3.5 Cylinder tracking. 10
7.3.6 Overpressure protection. 10
7.4 Online or direct sampling . 10
7.4.1 General considerations . 10
7.4.2 Automatic drainage.12
7.4.3 Reducing the pressure.12
7.4.4 Inert-gas purging . 13
7.4.5 Safety/pressure relief valve . 13
7.4.6 Heating of sample line . 13
8 Sampling location . .13
8.1 General .13
8.2 Sampling place .13
8.2.1 General .13
8.2.2 Relevant gas . 14
8.2.3 Undisturbed gas . 14
8.2.4 Access . 14
8.3 Sampling position . 15
8.4 Sampling point . 15
9 Ideal implementation of gas sampling .16
9.1 General . 16
9.2 Gas sorption . 16
9.2.1 General . 16
9.2.2 Surface treatment . 17
9.2.3 Sorption considerations regarding sampling equipment . 17
9.2.4 Equilibrating of sampling equipment . 17
9.3 Materials used in sam
...

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