Direct battery-driven solar LED lighting using constant-power control

Bin-Juine Huang, Chun-Wei Chen, Po-Chien Hsu, Wei-Min Tseng, Min-Sheng Wu

Research output: Contribution to journalArticlepeer-review

22 Scopus citations

Abstract

A direct battery-driven LED lighting technique using constant-power control is proposed in the present study. A system dynamics model of LED luminaire was derived and used in the design of the feedback constant-power control system. The test result has shown that the power of 18. W and 100. W LED luminaires can be controlled accurately with error at 2-5%. A solar LED street lighting system using constant-power and dimming control was designed and built for field test in a remote area. The long-term performance was satisfactory and no any failure since the installation. Since no high-power capacitor is used in the present constant-power control circuit, a longer lifetime is expected. © 2012 Elsevier Ltd.
Original languageEnglish (US)
Pages (from-to)3250-3259
Number of pages10
JournalSolar Energy
Volume86
Issue number11
DOIs
StatePublished - Nov 2012
Externally publishedYes

Bibliographical note

KAUST Repository Item: Exported on 2020-10-01
Acknowledged KAUST grant number(s): KUK-C1-014-12
Acknowledgements: This publication is based on work supported by Award No. KUK-C1-014-12, made by King Abdullah University of Science and Technology (KAUST), Saudi Arabia.
This publication acknowledges KAUST support, but has no KAUST affiliated authors.

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