EN 60534-2-3:2016
(Main)Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
IEC 60534-2-3:2015(E) is applicable to industrial-process control valves and provides the flow capacity test procedures for determining the following variables used in the equations given in IEC 60534-2-1: a) flow coefficient C; b) liquid pressure recovery factor without attached fittings FL; c) combined liquid pressure recovery factor and piping geometry factor of a control valve with attached fittings FLP; d) piping geometry factor FP; e) pressure differential ratio factors xT and xTP; f) valve style modifier Fd; g) Reynolds number factor FR. This third edition cancels and replaces the second edition published in 1997, of which it constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Addition of informative Annexes B, C, D, E and F. b) Organizational and formatting changes were made to group technically related subject matter.
Stellventile für die Prozessregelung - Teil 2-3: Durchflusskapazität - Prüfverfahren
Vannes de régulation des processus industriels - Partie 2-3: Capacité d'écoulement - Procédures d'essais
L’IEC 60534-2-3:2015 est applicable aux vannes de régulation des processus industriels. Elle donne les procédures d'essai relatives à la capacité d'écoulement pour la détermination des variables énoncées ci-après, utilisées dans les équations de l’IEC 60534-2-1: a) coefficient de débit C; b) facteur de récupération de pression du liquide sans raccords adjacents FL; c) facteur combiné de récupération de pression du liquide et de géométrie de la tuyauterie d’une vanne de régulation avec raccords adjacents FLP; d) facteur résultant de la géométrie de la tuyauterie FP; e) facteurs de rapport de pression différentielle xT et xTP; f) coefficient de correction générique de vanne Fd; g) facteur du nombre de Reynolds FR.
Regulacijski ventili za industrijske procese - 2-3. del: Kapaciteta pretoka - Preskusni postopki (IEC 60534-2-3:2015)
Ta del standarda IEC 60534 se uporablja za regulacijske ventile za industrijske procese in podaja preskusne postopke kapacitete pretoka za naslednje spremenljivke, ki se uporabljajo v enačbi, podani v standardu IEC 60534-2-1:
a) koeficient pretoka C;
b) faktor rekuperacije tlaka tekočine brez pritrjenih fitingov FL;
c) kombiniran faktor rekuperacije tlaka tekočine in faktor geometrije cevi regulacijskega ventila
s pritrjenimi fitingi FLP;
d) faktor geometrije cevi FP;
e) faktorja razmerja med diferenčnim tlakom xT in xTP;
f) modifikator sloga ventila Fd;
g) faktor Reynoldsovega števila FR.
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2016
1DGRPHãþD
SIST EN 60534-2-3:1998
Regulacijski ventili za industrijske procese - 2-3. del: Kapaciteta pretoka -
Preskusni postopki (IEC 60534-2-3:2015)
Industrial-process control valves -- Part 2-3: Flow capacity - Test procedures (IEC 60534
-2-3:2015)
Stellventile für die Prozessregelung - Teil 2-3: Durchflusskapazität - Prüfverfahren (IEC
60534-2-3:2015)
Vannes de régulation des processus industriels - Partie 2-3: Capacité d'écoulement -
Procédures d'essais (IEC 60534-2-3:2015)
Ta slovenski standard je istoveten z: EN 60534-2-3:2016
ICS:
23.060.40 7ODþQLUHJXODWRUML Pressure regulators
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN 60534-2-3
NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2016
ICS 23.060.40; 25.040.40 Supersedes EN 60534-2-3:1998
English Version
Industrial-process control valves -
Part 2-3: Flow capacity - Test procedures
(IEC 60534-2-3:2015)
Vannes de régulation des processus industriels - Stellventile für die Prozessregelung -
Partie 2-3: Capacité d'écoulement - Procédures d'essais Teil 2-3: Durchflusskapazität - Prüfverfahren
(IEC 60534-2-3:2015) (IEC 60534-2-3:2015)
This European Standard was approved by CENELEC on 2016-01-20. CENELEC 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 CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 60534-2-3:2016 E
European foreword
The text of document 65B/1025/FDIS, future edition 3 of IEC 60534-2-3, prepared by
SC 65B “Measurement and control devices” of IEC/TC 65 “Industrial-process measurement, control
and automation" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be (dop) 2016-10-20
implemented at national level by
publication of an identical national
standard or by endorsement
(dow) 2019-01-20
• latest date by which the national
standards conflicting with the
document have to be withdrawn
This document supersedes EN 60534-2-3:1998.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
Endorsement notice
The text of the International Standard IEC 60534-2-3:2015 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated:
IEC 60751:2008 NOTE Harmonized as EN 60751:2008 (not modified).
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu
Publication Year Title EN/HD Year
IEC 60534-1 - Industrial-process control valves - EN 60534-1 -
Part 1: Control valve terminology and
general considerations
IEC 60534-2-1 2011 Industrial-process control valves - EN 60534-2-1 2011
Part 2-1: Flow capacity - Sizing equations
for fluid flow under installed conditions
IEC 60534-8-2 - Industrial-process control valves - EN 60534-8-2 -
Part 8-2: Noise considerations - Laboratory
measurement of noise generated by
hydrodynamic flow through control valves
IEC 61298-1 - Process measurement and control devices EN 61298-1 -
- General methods and procedures for
evaluating performance -
Part 1: General considerations
IEC 61298-2 - Process measurement and control devices EN 61298-2 -
- General methods and procedures for
evaluating performance -
Part 2: Tests under reference conditions
IEC 60534-2-3 ®
Edition 3.0 2015-12
INTERNATIONAL
STANDARD
colour
inside
Industrial-process control valves –
Part 2-3: Flow capacity – Test procedures
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 23.060.40; 25.040.40 ISBN 978-2-8322-3055-8
– 2 – IEC 60534-2-3:2015 © IEC 2015
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 Symbols . 7
5 Test system . 8
5.1 Test specimen . 8
5.2 Test section . 8
5.3 Throttling valves . 9
5.4 Flow measurement . 10
5.5 Pressure taps . 10
5.6 Pressure measurement . 10
5.7 Temperature measurement . 10
5.8 Valve travel . 11
5.9 Installation of test specimen . 11
6 Accuracy of tests . 12
7 Test fluids . 12
7.1 Incompressible fluids . 12
7.2 Compressible fluids . 12
8 Test procedure for incompressible fluids . 12
8.1 Test procedure for flow coefficient C . 12
8.2 Test procedure for liquid pressure recovery factor F and combined liquid
L
pressure recovery factor and piping geometry factor F . 14
LP
8.3 Test procedure for piping geometry factor F . 15
p
8.4 Test procedure for liquid critical pressure ratio factor F . 15
F
8.5 Test procedure for Reynolds number factor F for incompressible flow . 15
R
8.6 Test procedure for valve style modifier F . 15
d
9 Data evaluation procedure for incompressible fluids . 16
9.1 Non-choked flow . 16
9.2 Choked flow . 16
9.3 Calculation of flow coefficient C . 17
9.4 Calculation of liquid pressure recovery factor F and the combined liquid
L
pressure recovery factor and piping geometry factor F . 17
LP
9.5 Calculation of piping geometry factor F . 18
P
9.6 Calculation of liquid critical pressure ratio factor F . 18
F
9.7 Calculation of Reynolds number factor F . 18
R
9.8 Calculation of valve style modifier F . 18
d
10 Test procedure for compressible fluids . 19
10.1 Test procedure for flow coefficient C . 19
10.2 Test procedure for pressure differential ratio factors x and x . 20
T TP
10.3 Test procedure for piping geometry factor F . 21
p
10.4 Test procedure for Reynolds number factor F . 22
R
10.5 Test procedure for valve style modifier F . 22
d
10.6 Test procedure for small flow trim . 22
11 Data evaluation procedure for compressible fluids . 23
IEC 60534-2-3:2015 © IEC 2015 – 3 –
11.1 Flow equation . 23
11.2 Calculation of flow coefficient C . 23
11.3 Calculation of pressure differential ratio factor x . 23
T
11.4 Calculation of pressure differential ratio factor x . 24
TP
11.5 Calculation of piping geometry factor F . 24
p
11.6 Calculation of Reynolds number factor F for compressible fluids . 24
R
11.7 Calculation of valve style modifier F . 24
d
11.8 Calculation of flow coefficient C for small flow trim . 24
Annex A (normative) Typical examples of test specimens showing appropriate
pressure tap locations . 26
Annex B (informative) Engineering data . 28
Annex C (informative) Derivation of the valve style modifier, F . 31
d
Annex D (informative) Laminar flow test discussion. 35
Annex E (informative) Long form F test procedure . 36
L
E.1 General . 36
E.2 Test procedure . 36
E.3 Graphical data reduction . 36
Annex F (informative) Calculation of F to help determine if pipe/valve port diameters
P
are adequately matched . 39
Bibliography . 41
Figure 1 – Basic flow test system . 8
Figure 2 – Test section piping requirements .
...
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