Structural design methodology for solar concentrators subjected to wind loads

  • José Ruelas*
  • , Armando Cota
  • , Fransisco Ochoa
  • , Baldomero Lucero
  • , Teresita Burgos
  • , Juan Delfin
  • , Adolfo Soto
  • , Juan Tzab
  • , Javier Lopez
  • , José Nañez
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

9 Citations (Scopus)

Abstract

This paper develops and applies a new methodology for the structural design of solar concentrators under wind loads using the method of Finite Element Analysis (FEA), in order to obtain information on the structural characteristics to guarantee that the concentrator operation works under high wind loads. This methodology is applied to design a Scheffler Type Solar Concentrator (STSC) coupled to a Stirling engine in the city of Mexicali, B.C and the numerical results of this analysis allow to establish the materials dimensions and structural characteristics of solar concentrator with reflector area of 12.4 m2, subjected to wind loads up to 180 km/h, showing minor structural deformations of 0.005 m and a maximum stress of 27 MPa. In relation to the suggested methodology, this was verified by the deformation measurement of the concentrator. Finally, the methodology can be extrapolated to other regions adjusting wind loads. 2013 The Authors. Published by Elsevier Ltd. Selection and/or peer-review under responsibility of ISES.

Original languageEnglish
Pages (from-to)2872-2878
Number of pages7
JournalEnergy Procedia
Volume57
DOIs
Publication statusPublished - 2014
Externally publishedYes
Event2013 ISES Solar World Congress, SWC 2013 - Cancun, Mexico
Duration: 3 Nov 20137 Nov 2013

Keywords

  • Finite element analysis
  • Solar concentrator type scheffler
  • Structural design
  • Wind loads

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