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Installation design of solar panels with seasonal adjustment of tilt-angles

  • Runsheng Tang
  • , Xinuye Liu

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

8 Scopus citations

Abstract

In this work, a mathematical procedure was developed for estimating the annual collectible radiation on solar panels with different mode of tilt-angle adjustment based on the monthly horizontal radiation. Calculation results show that, for solar panels with seasonal adjustment of tilt-angles, the optimum date of tilt-angle adjustment is 22 days from the equinoxes, and the optimum value of tilt-angle adjustment from the site latitude is in between 23-25° for maximizing the annual energy collection. Compared to fixed solar panels inclined at an optimal tilt-angle, the annual collectible radiation on solar panels with such tilt-angle adjustment mode, depending on solar resource in site, is increased about 3-5%. A comparison shows that solar panels with seasonal adjustment of tilt-angle receive annually slight less radiation than those with monthly adjustment of tilt-angles, indicating that monthly adjustment of tilt-angle of solar panels is meaningless in practical applications.

Original languageEnglish
Title of host publication2010 Asia-Pacific Power and Energy Engineering Conference, APPEEC 2010 - Proceedings
DOIs
StatePublished - 4 Jun 2010
Externally publishedYes
EventAsia-Pacific Power and Energy Engineering Conference, APPEEC 2010 - Chengdu, China
Duration: 28 Mar 201031 Mar 2010

Publication series

NameAsia-Pacific Power and Energy Engineering Conference, APPEEC
ISSN (Print)2157-4839
ISSN (Electronic)2157-4847

Conference

ConferenceAsia-Pacific Power and Energy Engineering Conference, APPEEC 2010
Country/TerritoryChina
CityChengdu
Period28/03/1031/03/10

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Annual collectible radiation
  • Optimum design
  • Seasonal adjustment of tilt-angles
  • Solar panels

ASJC Scopus subject areas

  • Energy Engineering and Power Technology

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