Outdoor PV Module Degradation of Current-Voltage Parameters

Research output: Contribution to conferencePaperpeer-review

30 Scopus Citations

Abstract

Photovoltaic (PV) module degradation rate analysis quantifies the loss of PV power output over time and is useful for estimating the impact of degradation on the cost of energy. An understanding of the degradation of all current-voltage (I-V) parameters helps to determine the cause of the degradation and also gives useful information for the design of the system. This study reports on data collected from 12 distinct mono- and poly-crystalline modules deployed at the National Renewable Energy Laboratory (NREL) in Golden, Colorado. Most modules investigated showed < 0.5%/year decrease in maximum power due to short-circuit current decline.

Original languageAmerican English
Pages2547-2554
Number of pages8
StatePublished - 2012
EventWorld Renewable Energy Forum, WREF 2012, Including World Renewable Energy Congress XII and Colorado Renewable Energy Society (CRES) Annual Conference - Denver, CO, United States
Duration: 13 May 201217 May 2012

Conference

ConferenceWorld Renewable Energy Forum, WREF 2012, Including World Renewable Energy Congress XII and Colorado Renewable Energy Society (CRES) Annual Conference
Country/TerritoryUnited States
CityDenver, CO
Period13/05/1217/05/12

Bibliographical note

See CP-5200-53713 for preprint

NREL Publication Number

  • NREL/CP-5200-57035

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