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Validation of the methodology of lumen depreciation acceleration of LED lighting

  • Guangjun Lu
  • , Cadmus Yuan
  • , Bo Sun
  • , Bo Li
  • , Xuejun Fan
  • , G. Q. Zhang
  • Delft University of Technology
  • State Key Laboratory of Solid-State Lighting
  • CAS - Institute of Semiconductors
  • Lamar University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The 2-stage acceleration theory based accelerated lumen depreciation test method for LED lamps/luminaires was released recently as a standard-CSA020, which can reduce the lifetime test from 6,000 hours to less than 2,000 hours. However, to perform as a methodology in the application of that method, still some concerns existed. This paper validated that methodology by experimentally investigation on those major concerns. Results show recent lumen measurement system can meet the measurement error requirement and the criterion setting for over temperature protection function triggering in CSA020 can work. Probably the improvement of chamber's design to meet the requirement of temperature acceleration in CSA020 is in need.

Original languageEnglish
Title of host publication2013 10th China International Forum on Solid State Lighting, ChinaSSL 2013
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages154-157
Number of pages4
ISBN (Electronic)9781479922505
DOIs
StatePublished - 2013
Externally publishedYes
Event10th China International Forum on Solid State Lighting, ChinaSSL 2013 - Beijing, China
Duration: 10 Nov 201312 Nov 2013

Publication series

Name2013 10th China International Forum on Solid State Lighting, ChinaSSL 2013

Conference

Conference10th China International Forum on Solid State Lighting, ChinaSSL 2013
Country/TerritoryChina
CityBeijing
Period10/11/1312/11/13

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