|
SLOVENSKI STANDARD
01-februar-2022
Magnetni materiali - 17. del: Metode merjenja magnetostrikcijskih značilnosti
zrnato usmerjenih jeklenih magnetnih trakov in plošč z uporabo enolistnega
preskuševalnika in optičnega senzorja (IEC 60404-17:2021)
Magnetic materials - Part 17: Methods of measurement of the magnetostriction
characteristics of grainoriented electrical steel strip and sheet by means of a single sheet
tester and an optical sensor (IEC 60404-17:2021)
Magnetische Werkstoffe - Teil 17: Verfahren zur Messung der
Magnetostriktionseigenschaften von kornorientiertem Elektroband und -blech mit einem
Tafelmessgerät und einem optischen Sensor (IEC 60404-17:2021)
Matériaux magnétiques - Partie 17: Méthodes de mesure des caractéristiques de
magnétostriction des bandes et tôles magnétiques en acier à grains orientés au moyen
d’un essai sur tôle unique et d’un capteur optique (IEC 60404-17:2021)
Ta slovenski standard je istoveten z: EN IEC 60404-17:2021
ICS:
17.220.20 Merjenje električnih in Measurement of electrical
magnetnih veličin and magnetic quantities
29.030 Magnetni materiali Magnetic materials
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 60404-17
NORME EUROPÉENNE
EUROPÄISCHE NORM December 2021
ICS 17.220.20; 29.030
English Version
Magnetic materials - Part 17: Methods of measurement of the
magnetostriction characteristics of grain-oriented electrical steel
strip and sheet by means of a single sheet tester and an optical
sensor
(IEC 60404-17:2021)
Matériaux magnétiques - Partie 17: Méthodes de mesure Magnetische Werkstoffe - Teil 17: Verfahren zur Messung
des caractéristiques de magnétostriction des bandes et der Magnetostriktionseigenschaften von kornorientiertem
tôles magnétiques en acier à grains orientés au moyen d'un Elektroband und -blech mit einem Tafelmessgerät und
essai sur tôle unique et d'un capteur optique einem optischen Sensor
(IEC 60404-17:2021) (IEC 60404-17:2021)
This European Standard was approved by CENELEC on 2021-12-09. 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, 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: Rue de la Science 23, B-1040 Brussels
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60404-17:2021 E
European foreword
The text of document 68/685/CDV, future edition 1 of IEC 60404-17, prepared by IEC/TC 68
“Magnetic alloys and steels” was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 60404-17:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–09–09
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024–12–09
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60404-17:2021 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 60404-16:2018 NOTE Harmonized as EN IEC 60404-16:2018 (not modified)
IEC 60076-10:2016 NOTE Harmonized as EN 60076-10:2016 (not modified)
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where 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 60050-103 - International Electrotechnical Vocabulary - - -
Part 103: Mathematics - Functions
IEC 60050-121 - International Electrotechnical Vocabulary - - -
Part 121: Electromagnetism
IEC 60050-221 - International Electrotechnical Vocabulary. - -
Chapter 221: Magnetic materials and
components
IEC 60050-801 - International Electrotechnical Vocabulary - - -
Chapter 801: Acoustics and
electroacoustics
IEC 60404-8-7 - Magnetic materials - Part 8–7: - -
Specifications for individual materials -
Cold-rolled grain-oriented electrical steel
strip and sheet delivered in the fully-
processed state
IEC 61672-1 2013 Electroacoustics - Sound level meters - EN 61672-1 2013
Part 1: Specifications
IEC 60404-17
Edition 1.0 2021-11
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Magnetic materials –
Part 17: Methods of measurement of the magnetostriction characteristics of
grain-oriented electrical steel strip and sheet by means of a single sheet tester
and an optical sensor
Matériaux magnétiques –
Partie 17: Méthodes de mesure des caractéristiques de magnétostriction des
bandes et tôles magnétiques en acier à grains orientés au moyen d’un essai sur
tôle unique et d’un capteur optique
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 17.220.20; 29.030 ISBN 978-2-8322-1042-5
– 2 – IEC 60404-17:2021 © IEC 2021
CONTENTS
FOREWORD . 4
INTRODUCTION . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 8
4 General principles . 9
4.1 Principle of the method . 9
4.2 Test specimen . 11
4.3 Test apparatus . 12
4.3.1 General . 12
4.3.2 Yoke . 12
4.3.3 Windings . 13
4.3.4 Bridge . 14
4.3.5 Optical sensor . 15
4.3.6 Optical target . 16
4.3.7 Clamp . 16
4.3.8 End stop . 17
4.3.9 Flat glass plate . 17
4.4 Air flux compensation . 18
4.5 Power supply . 18
4.6 Measuring instruments . 18
5 Measurement procedure . 20
5.1 Principle of measurement. 20
5.2 Preparation of measurement . 20
5.3 Adjustment of power supply . 22
6 Determination of characteristics . 22
6.1 Determination of the magnetic polarization J(t) . 22
6.2 Determination of the magnetostriction strain λ(t) . 22
6.3 Determination of the butterfly loop . 23
6.4 Determination of the peak-to-peak value λ and the zero-to-peak
p‑p
value λ . 23
0‑p
7 Reproducibility of the measurement of the peak-to-peak value λ . 23
p-p
8 Test report . 24
Annex A (normative) Requirements of the test apparatus for measurements of the
magnetostriction characteristics . 25
A.1 General . 25
A.2 Correct setting of the base length of the magnetostriction measurement . 25
A.3 Strict control of the sinusoidal magnetic polarization . 26
A.4 Isolation of the test apparatus from external noise . 26
A.5 Control of the frictional force acting on the test specimen . 28
A.6 Suppression of out-of-plane vibrations of the test specimen . 29
A.7 Avoidance of resonances in the test specimen and the test apparatus . 30
A.8 Calibration and verification of the test apparatus . 30
Annex B (informative) Measurements of the magnetostriction characteristics under an
externally applied compressive stress . 33
B.1 General . 33
IEC 60404-17:2021 © IEC 2021 – 3 –
B.2 Test specimen . 33
B.3 Test apparatus . 33
B.4 Measurement procedure . 34
B.5 Determination of characteristics . 34
Annex C (informative) Air flux compensation by digital means. 36
Annex D (informative) Sinusoidal waveform control of the induced secondary voltage
by digital means . 37
Annex E (informative) Magnetostriction characteristics for the acoustic design of
power transformers . 39
E.1 Transformer no-load noise/sound development process . 39
E.2 Transformer no-load sound leve
...