Performance of a pyramid solar still with stepped trays: Experimental approach

The present experimental work aims to enhance the daily productivity of solar stills. A stepped pyramidal still with three trays was fabricated and tested under Tanta conditions, Egypt in September 2016. The still was tested with the brine feed being uninterrupted in one experiment, and with intermi...

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Main Authors: Ayman Bakry, Yaser El-Samadony, H. El-Gohari, M. Ismail
Format: Article
Language:Arabic
Published: Faculty of Engineering, Tanta University 2018-08-01
Series:Journal of Engineering Research - Egypt
Subjects:
Online Access:https://erjeng.journals.ekb.eg/article_125110_4b2ca4f07f6ead83b2dbf9e9e5301f5b.pdf
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author Ayman Bakry
Yaser El-Samadony
H. El-Gohari
M. Ismail
author_facet Ayman Bakry
Yaser El-Samadony
H. El-Gohari
M. Ismail
author_sort Ayman Bakry
collection DOAJ
description The present experimental work aims to enhance the daily productivity of solar stills. A stepped pyramidal still with three trays was fabricated and tested under Tanta conditions, Egypt in September 2016. The still was tested with the brine feed being uninterrupted in one experiment, and with intermittent brine supply in another experiment. For continuous brine supply, the accumulated distillate was 4.95 L. For intermittent brine supply, the accumulated distillate was 4.6 L. Per unit total area, the average daily distillate water productivity is 5.5 and 5.11 L/m2 for the continuous and the intermittent feed stills, respectively. In the two ways, the still yielded a greater productivity than that of conventional pyramid solar still which is 4.4 L/m2 .
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spelling doaj.art-ae90744f94944564ba597b6cfdbadd7e2024-11-02T16:17:47ZaraFaculty of Engineering, Tanta UniversityJournal of Engineering Research - Egypt2356-94412735-48732018-08-012August304610.21608/erjeng.2018.125110125110Performance of a pyramid solar still with stepped trays: Experimental approachAyman Bakry0Yaser El-Samadony1H. El-Gohari2M. Ismail3Faculty of Engineering, Tanta University, EgyptFaculty of Engineering, Tanta University, Egypt Faculty of Engineering, BAU, LebanonFaculty of Petroleum and mining Engineering, SuezUniversity, EgyptFaculty of Petroleum and mining Engineering, Suez University, Egypt Faculty of Engineering, Tanta University, Egypt.The present experimental work aims to enhance the daily productivity of solar stills. A stepped pyramidal still with three trays was fabricated and tested under Tanta conditions, Egypt in September 2016. The still was tested with the brine feed being uninterrupted in one experiment, and with intermittent brine supply in another experiment. For continuous brine supply, the accumulated distillate was 4.95 L. For intermittent brine supply, the accumulated distillate was 4.6 L. Per unit total area, the average daily distillate water productivity is 5.5 and 5.11 L/m2 for the continuous and the intermittent feed stills, respectively. In the two ways, the still yielded a greater productivity than that of conventional pyramid solar still which is 4.4 L/m2 .https://erjeng.journals.ekb.eg/article_125110_4b2ca4f07f6ead83b2dbf9e9e5301f5b.pdfsolar stillsstepped pyramidal stillbrine feedaccumulated distillateconventional pyramid
spellingShingle Ayman Bakry
Yaser El-Samadony
H. El-Gohari
M. Ismail
Performance of a pyramid solar still with stepped trays: Experimental approach
Journal of Engineering Research - Egypt
solar stills
stepped pyramidal still
brine feed
accumulated distillate
conventional pyramid
title Performance of a pyramid solar still with stepped trays: Experimental approach
title_full Performance of a pyramid solar still with stepped trays: Experimental approach
title_fullStr Performance of a pyramid solar still with stepped trays: Experimental approach
title_full_unstemmed Performance of a pyramid solar still with stepped trays: Experimental approach
title_short Performance of a pyramid solar still with stepped trays: Experimental approach
title_sort performance of a pyramid solar still with stepped trays experimental approach
topic solar stills
stepped pyramidal still
brine feed
accumulated distillate
conventional pyramid
url https://erjeng.journals.ekb.eg/article_125110_4b2ca4f07f6ead83b2dbf9e9e5301f5b.pdf
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