ISO 24460:2023

Measurement of fluid flow rate in closed conduits — Radioactive tracer methods

This document defines the measurement of single phase fluid flow rate in closed conduits using radioactive tracer methods.

Mesure du débit des fluides dans des conduites fermées — Méthodes par traceur radioactif

Le présent document définit le mesurage du débit d’un fluide monophasique dans des conduites fermées à l’aide de méthodes par traceur radioactif.

General Information

• Status: Published
• Publication Date: 19-Sep-2023
• ICS: 17.120.10 - Flow in closed conduits
• Technical Committee: ISO/TC 30/SC 5 - Velocity and mass methods
• Drafting Committee: ISO/TC 30/SC 5/WG 7 - Tracer methods
• Current Stage: 6060 - International Standard published
• Start Date: 20-Sep-2023
• Due Date: 17-Jul-2023
• Completion Date: 20-Sep-2023

Standards Content (Sample)

INTERNATIONAL ISO
STANDARD 24460
First edition
2023-09
Measurement of fluid flow rate in
closed conduits — Radioactive tracer
methods
Mesure du débit des fluides dans des conduites fermées — Méthodes
par traceur radioactif
Reference number
ISO 24460:2023(E)
© ISO 2023

---------------------- Page: 1 ----------------------
ISO 24460:2023(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
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: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
  © ISO 2023 – All rights reserved

---------------------- Page: 2 ----------------------
ISO 24460:2023(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principles of radioactive tracer methods . 1
4.1 General . 1
4.2 Transit time method . 1
4.2.1 Principle . 1
4.2.2 Special recommendation for the transit time method . 3
4.2.3 Advantages of transit time method . 3
4.3 Constant rate injection method . 4
4.3.1 Principle . 4
4.3.2 Duration of injection . 4
4.3.3 Advantage of the constant rate injection method . 5
4.4 Integration method . 6
4.4.1 Principle . 6
4.4.2 Advantages of the integration method . 7
5 Choice of radioactive tracer .7
5.1 General .
...