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Photovoltaic systems - Power conditioners - Procedure for measuring efficiency
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Available format(s): Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users
Language(s): English, Spanish, Castilian, English - French
Published date: 25-11-1999
Publisher: International Electrotechnical Committee
INTRODUCTION1 Scope2 Normative references3 Definitions4 Efficiency measurement conditions 4.1 DC power source for testing 4.2 Temperature 4.3 Output voltage and frequency 4.4 Input voltage 4.5 Ripple and distortion 4.6 Resistive loads/utility grid 4.7 Reactive loads 4.8 Resistive plus non-linear loads 4.9 Complex loads5 Efficiency calculations 5.1 Rated output efficiency 5.2 Partial output efficiency 5.3 Energy efficiency 5.4 Efficiency tolerances6 Efficiency test circuits 6.1 Test circuits 6.2 Measurement procedure7 Loss measurement 7.1 No-load loss 7.2 Standby lossAnnex A (informative) Power conditioner descriptionAnnex B (informative) Power efficiency and conversion factorAnnex C (informative) Weighted-average energy efficiencyAnnex D (informative) Derivation of efficiency tolerance in Table 2BibliographyAnnex ZA (normative) Normative references to international publications with their corresponding European publications
IEC 61683:1999 Describes guidelines for measuring the efficiency of power conditioners used in stand-alone and utility-interactive photovoltaic systems, where the output of the power conditioner is a stable a.c. voltage of constant frequency or a stable d.c. voltage.
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