EN 62670-3:2017
(Main)Photovoltaic concentrators (CPV) - Performance testing - Part 3: Performance measurements and power rating
Photovoltaic concentrators (CPV) - Performance testing - Part 3: Performance measurements and power rating
IEC 62670-3:2017 defines measurement procedures and instrumentation for determining concentrator photovoltaic performance at concentrator standard operating conditions (CSOC) and concentrator standard test conditions (CSTC), defined in IEC 62670-1, including power ratings.
Konzentrator-Photovoltaik (CPV) - Leistungsmessung - Teil 3: Leistungsmessungen und Leistungsbemessung
Concentrateurs photovoltaïques (CPV) - Essai de performances - Partie 3: Mesurages de performances et rapport de puissance
L'IEC 62670-3:2017 spécifie des procédures de mesure et des instruments permettant d'établir les performances des concentrateurs photovoltaïques dans des conditions de fonctionnement normales du concentrateur (CSOC) et des conditions d’essais normales du concentrateur (CSTC) définies dans l'IEC 62670-1, y compris les rapports de puissance.
Fotonapetostni koncentratorji (CPV) - Preskušanje zmogljivosti - 3. del: Meritve zmogljivosti in energijske učinkovitosti
Ta del standarda IEC 62670 določa merilne postopke in instrumente za določevanje zmogljivosti fotonapetostnih koncentratorjev v standardnih pogojih delovanja koncentratorjev (CSOC) in standardnih preskusnih pogojih za koncentratorje (CSTC), ki so opredeljeni v standardu IEC 62670-1, vključno z nazivnimi močmi.
General Information
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2017
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Photovoltaic concentrators (CPV) - Performance testing - Part 3: Performance
measurements and power rating
Ta slovenski standard je istoveten z: EN 62670-3:2017
ICS:
27.160 6RQþQDHQHUJLMD Solar energy engineering
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN 62670-3
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2017
ICS 27.160
English Version
Photovoltaic concentrators (CPV) - Performance testing - Part 3:
Performance measurements and power rating
(IEC 62670-3:2017)
Concentrateurs photovoltaïques (CPV) - Essai de Konzentrator-Photovoltaik (CPV) - Leistungsmessung - Teil
performances - Partie 3: Mesurages de performances et 3: Leistungsmessungen und Leistungsbemessung
rapport de puissance (IEC 62670-3:2017)
(IEC 62670-3:2017)
This European Standard was approved by CENELEC on 2017-03-14. 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, 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: Avenue Marnix 17, B-1000 Brussels
© 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 62670-3:2017 E
European foreword
The text of document 82/1204/FDIS, future edition 1 of IEC 62670-3, prepared by IEC/TC 82 “Solar
photovoltaic energy systems" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN 62670-3:2017.
The following dates are fixed:
(dop) 2017-12-14
• latest date by which the document has to be
implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2020-03-14
standards conflicting with the
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 [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 62670-3:2017 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 standards indicated:
IEC 60904-5 NOTE Harmonized as EN 60904-5.
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 60891 - Photovoltaic devices - Procedures for EN 60891 -
temperature and irradiance corrections to
measured I-V characteristics
IEC 60904-2 - Photovoltaic devices - Part 2: EN 60904-2 -
Requirements for photovoltaic reference
devices
IEC 60904-3 - Photovoltaic devices - Part 3: EN 60904-3 -
Measurement principles for terrestrial
photovoltaic (PV) solar devices with
reference spectral irradiance data
IEC 60904-4 2009 Photovoltaic devices - Part 4: Reference EN 60904-4 2009
solar devices - Procedures for establishing
calibration traceability
IEC 60904-10 - Photovoltaic devices - Part 10: Methods of EN 60904-10 -
linearity measurement
IEC 62670-1 - Photovoltaic concentrators (CPV) - EN 62670-1 -
Performance testing - Part 1: Standard
conditions
IEC 62817 2014 Solar trackers for photovoltaic systems - EN 62817 2015
Design qualification
ISO 2859-1 - Sampling procedures for inspection by - -
attributes - Part 1: Sampling schemes
indexed by acceptance quality limit (AQL)
for lot-by-lot inspection
ISO 9060 1990 Solar energy; specification and - -
classification of instruments for measuring
hemispherical solar and direct solar
radiation
ISO/IEC 17025 - General requirements for the competence EN ISO/IEC 17025 -
of testing and calibration laboratories
IEC 62670-3 ®
Edition 1.0 2017-02
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Photovoltaic concentrators (CPV) – Performance testing –
Part 3: Performance measurements and power rating
Concentrateurs photovoltaïques (CPV) – Essai de performances –
Partie 3: Mesurages de performances et rapport de puissance
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 27.160 ISBN 978-2-8322-3859-2
– 2 – IEC 62670-3:2017 © IEC 2017
CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 7
3 Concepts . 7
4 Sampling . 11
5 DUT marking and information . 11
5.1 Indelible marking . 11
5.2 Preliminary information indicated by manufacturer . 11
6 Testing . 11
7 Report . 12
8 Standard apparatus requirements . 13
8.1 Irradiance measurement equipment . 13
8.1.1 Normal incidence pyrheliometer (NIP) . 13
8.1.2 Global normal irradiance pyranometer . 13
8.1.3 Spectral measurement device . 13
8.1.4 Component reference cells . 14
8.1.5 Indoor reference irradiance sensor . 14
8.1.6 Auxiliary irradiance sensor . 15
8.2 Solar simulator . 15
8.2.1 General requirements . 15
8.2.2 Continuous light simulator . 15
8.2.3 Single-flash pulse simulator . 16
8.2.4 Multi-flash pulse simulator . 16
8.3 Solar tracker or DUT mounting system . 16
8.3.1 General . 16
8.3.2 Pointing error sensor . 16
8.4 Temperature measurement and control . 16
8.4.1 DUT temperature sensor . 16
8.4.2 Ambient temperature sensor . 16
8.4.3 Lens or optics temperature sensor . 16
8.4.4 Temperature control system . 17
8.5 Current-voltage measurement . 17
8.6 Anemometer . 17
8.7 Electrical load . 17
9 Test procedures . 18
9.1 Measurement of DUT temperature coefficients . 18
9.1.1 Purpose . 18
9.1.2 Apparatus . 18
9.1.3 Data collection procedure and data requirements . 18
9.1.4 Temperature coefficient determination . 21
9.2 DUT reference V at (900 W/m and 25 °C cell temperature) . 22
oc
9.2.1 General . 22
9.2.2 Reference V dark I-V procedure . 22
oc
9.2.3 Reference V using a solar simulator . 23
oc
9.3 Calculating the average DUT cell temperature . 23
9.3.1 Purpose . 23
IEC 62670-3:2017 © IEC 2017 – 3 –
9.3.2 Procedure . 24
9.4 Reference irradiance sensor calibration and reference I determination . 24
sc
9.4.1 Purpose . 24
9.4.2 Data requirements . 24
9.4.3 Determination of the calibrated and reference I , (I and I ) . 24
sc sc, cal scr
9.4.4 Calibration requirement . 26
9.5 Indoor I-V measurements of a CPV DUT . 26
9.5.1 Purpose . 26
9.5.2 General measurement requirements . 26
9.5.3 DUT indoor alignment procedure . 28
9.5.4 Procedure for single-flash pulsed solar simulators . 28
9.5.5 Procedure for multi-flash pulsed solar simulators . 28
9.6 Outdoor I-V measurements of a CPV DUT . 28
9.6.1 Purpose . 28
9.6.2 Apparatus . 28
9.6.3 Procedure . 29
9.6.4 Report . 29
9.7 CSOC and CSTC power ratings . 30
9.7.1 Data filtering requirements for CSOC or CSTC translation
...
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