Experimental investigation on the effect of photovoltaic panel partially and fully submerged in water

  • Balasubramanian Madhu*
  • , Esakki Balasubramanian
  • , Abd Elnaby Kabeel
  • , Ravishankar Sathyamurthy
  • , El Sayed El-Agouz
  • , Athikesavan Muthu Manokar
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

This study presents an experimental analysis of improving the thermal, electrical efficiency, and yield of a conventional solar still (CSS). The photovoltaic (PV) efficiency decreases with increase in water depth inside the basin while the still efficiency is higher in the case of fully submerged condition. The maximum water production was about 8 kg/m 2/day with PV under fully submerged condition; and during off-shine hours the still efficiency was higher when compared with the partially submerged condition. Similarly, with a decrease in water temperature the panel efficiency is increases. The maximum hourly water production with and without the PV was found to be 1.3 and 0.45 kg/m 2, respectively. The main outcome of this study is that this mechanism can be used in isolated locations where there is a scarcity of current and distilled water.

Original languageEnglish
Pages (from-to)1709-1721
Number of pages13
JournalHeat Transfer - Asian Research
Volume48
Issue number5
DOIs
StatePublished - Jul 2019
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2019 Wiley Periodicals, Inc.

Keywords

  • efficiency
  • electrical
  • photovoltaic panel
  • solar still
  • water depth
  • yield

ASJC Scopus subject areas

  • Condensed Matter Physics
  • Fluid Flow and Transfer Processes

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