Natural Convection Mud Type Solar Dryers for Rural Farmers

A prototype direct mod'e natural convection mud type solar dryer was designed, fabricated and tested. Mud was selected as a major dryer material based on its thermal properties, availability and workability by the rural dwellers who .are the end users. Consequent to the laboratory test which d...

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Main Authors: A. B. Eke, E. A. Arinze
Format: Article
Language:English
Published: Faculty of Engineering and Technology 2011-12-01
Series:Nigerian Journal of Technological Development
Subjects:
Online Access:https://journal.njtd.com.ng/index.php/njtd/article/view/1338
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author A. B. Eke
E. A. Arinze
author_facet A. B. Eke
E. A. Arinze
author_sort A. B. Eke
collection DOAJ
description A prototype direct mod'e natural convection mud type solar dryer was designed, fabricated and tested. Mud was selected as a major dryer material based on its thermal properties, availability and workability by the rural dwellers who .are the end users. Consequent to the laboratory test which dried maize from initial moisture content of 29 % wet basis to final moisture content of 12 % wet basis, three large scale mud type solar dryers of 400 kg capacity of maize grain, were constructed and each located at Jere, New-Wase and Kwaka, in Kaduna and Niger states of Nigeria respectively.150 kg of maize grain available from the farmers, at 30 % initial moisture content wet basis was dried at a batch in three replicates to 12 % moisture content wet basis, with the dryers. The dried crops were used to evaluate the large .. scale mud solar dryers. The results showed that the dryers achieved SS percent saving in drying time, with high quality dried crops, over the open sun drying. Also, the dryers and oven sun drying methods attained average system drying efficiencies of 45 .6 and 22. 7 percent in the same order. Oral interview conducted to randomized sample of farmers in Jere, New-Wase and Kwaka, showed that the farmers were willing to adopt mud solar dryer for drying their crops, because they normally work with mud, and can afford to own mud type solar dryers.
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spelling doaj.art-ef4d3c1a970a49bc8142beecc5aea43f2022-12-22T03:49:06ZengFaculty of Engineering and TechnologyNigerian Journal of Technological Development2437-21102011-12-0182Natural Convection Mud Type Solar Dryers for Rural FarmersA. B. EkeE. A. Arinze A prototype direct mod'e natural convection mud type solar dryer was designed, fabricated and tested. Mud was selected as a major dryer material based on its thermal properties, availability and workability by the rural dwellers who .are the end users. Consequent to the laboratory test which dried maize from initial moisture content of 29 % wet basis to final moisture content of 12 % wet basis, three large scale mud type solar dryers of 400 kg capacity of maize grain, were constructed and each located at Jere, New-Wase and Kwaka, in Kaduna and Niger states of Nigeria respectively.150 kg of maize grain available from the farmers, at 30 % initial moisture content wet basis was dried at a batch in three replicates to 12 % moisture content wet basis, with the dryers. The dried crops were used to evaluate the large .. scale mud solar dryers. The results showed that the dryers achieved SS percent saving in drying time, with high quality dried crops, over the open sun drying. Also, the dryers and oven sun drying methods attained average system drying efficiencies of 45 .6 and 22. 7 percent in the same order. Oral interview conducted to randomized sample of farmers in Jere, New-Wase and Kwaka, showed that the farmers were willing to adopt mud solar dryer for drying their crops, because they normally work with mud, and can afford to own mud type solar dryers. https://journal.njtd.com.ng/index.php/njtd/article/view/1338Solar energyMudDryerOpen sunFarmerMaize
spellingShingle A. B. Eke
E. A. Arinze
Natural Convection Mud Type Solar Dryers for Rural Farmers
Nigerian Journal of Technological Development
Solar energy
Mud
Dryer
Open sun
Farmer
Maize
title Natural Convection Mud Type Solar Dryers for Rural Farmers
title_full Natural Convection Mud Type Solar Dryers for Rural Farmers
title_fullStr Natural Convection Mud Type Solar Dryers for Rural Farmers
title_full_unstemmed Natural Convection Mud Type Solar Dryers for Rural Farmers
title_short Natural Convection Mud Type Solar Dryers for Rural Farmers
title_sort natural convection mud type solar dryers for rural farmers
topic Solar energy
Mud
Dryer
Open sun
Farmer
Maize
url https://journal.njtd.com.ng/index.php/njtd/article/view/1338
work_keys_str_mv AT abeke naturalconvectionmudtypesolardryersforruralfarmers
AT eaarinze naturalconvectionmudtypesolardryersforruralfarmers