Pyramidal Solar Stills via Hollow Cylindrical Perforated Fins, Inclined Rectangular Perforated Fins, and Nanocomposites: An Experimental Investigation

  • Suha A. Mohammed
  • , Ali Basem
  • , Zakaria M. Omara
  • , Wissam H. Alawee
  • , Hayder A. Dhahad
  • , Fadl A. Essa
  • , Abdekader S. Abdullah
  • , Hasan Sh Majdi
  • , Iqbal Alshalal
  • , Wan Nor Roslam Wan Isahak
  • , Ahmed A. Al-Amiery

Research output: Contribution to journalArticlepeer-review

58 Scopus citations

Abstract

A practical study was conducted to improve the performance of conventional pyramidal solar stills (CPSS) using two types of fins with differing geometries, as well as nanocomposites of TiO2 and graphene. The first fin was hollow, cylindrical, and perforated (HCPF), whereas the second fin was an inclined perforated rectangular fin (IPRF). The fins were integrated with the base of a solar still to evaluate their performance in comparison with a CPSS. The obtained experimental results demonstrated that the pyramidal solar still with hollow perforated cylindrical fins (PSS-HCPF) and the pyramidal solar still with inclined perforated rectangular fins (PSS-IPRF) produced more distillate than the PSS-HCPF and CPSS under all examined conditions. The daily productivities of the CPSS, PSS-HCPF, and PSS-IPRF were 3718, 4840, and 5750 mL/m2, respectively, with the PSS-HCPF and PSS-IPRF improving the productivity by 31.3% and 55.9%, respectively, compared to that of the CPSS. In addition, using nanocomposites with PSS-IPRF improved the daily distillate production by 82.1%.

Original languageEnglish
Article number14116
JournalSustainability (Switzerland)
Volume14
Issue number21
DOIs
StatePublished - Nov 2022

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

  • graphene
  • nanocomposite
  • perforated fins
  • pyramidal solar still
  • rectangular fins

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