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The high-lightness LED controller using solar energy basing on PSoC

  • Northwestern Polytechnical University Xian

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

2 Scopus citations

Abstract

Aiming at the situation where solar energy is rich in remote mountain areas and in field but inconvenient for wiring and maintaining power grid, this paper put forward the idea of using the HBLED as the illumination light source and taking advantage of solar energy at the same time. Then, the HBLED controller based on PSoC (programmable system-on-chip) technology is introduced in this paper. This controller can extend the life time of HBLED, save the energy in a much more effective way by improving the P&O algorithm to achieve the solar cells MPPT (Maximum Power Point Tracking), and regulate the brightness of HBLED according to the light of circumstance. Finally, the wide used controller which contains the control circuit and HBLED driver circuit is introduced in this paper. In this paper, the design of the control circuit and the HBLED driver circuit and the method of calculating the inductor L of the driver circuit are introduced. This controller has wide applications.

Original languageEnglish
Title of host publication2009 4th IEEE Conference on Industrial Electronics and Applications, ICIEA 2009
Pages950-954
Number of pages5
DOIs
StatePublished - 2009
Event2009 4th IEEE Conference on Industrial Electronics and Applications, ICIEA 2009 - Xi'an, China
Duration: 25 May 200927 May 2009

Publication series

Name2009 4th IEEE Conference on Industrial Electronics and Applications, ICIEA 2009

Conference

Conference2009 4th IEEE Conference on Industrial Electronics and Applications, ICIEA 2009
Country/TerritoryChina
CityXi'an
Period25/05/0927/05/09

Keywords

  • High-lightness LED (HBLED)
  • MPPT
  • PSoC
  • PWM
  • Solar energy

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