Development and testing of a Prosopis africana pod thresher

Prosopis africana is an under utilized tree crop with immense medicinal and industrial values. Manual threshing of the pods to extract the seeds is uneconomical, time consuming, associated with drudgery and low output capacity. A motorized Prosopis africana pod thresher was designed, fabricated and...

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Main Authors: Ishola, Tajudeen Abiodun, Oni, Kayode Carroll, Yahya, Azmi, Abubakar, Mohammed Shu'aibu
Format: Article
Language:English
Published: American-Eurasian Network for Scientific Information 2011
Online Access:http://psasir.upm.edu.my/id/eprint/23161/1/Development%20and%20testing%20of%20a%20Prosopis%20africana%20pod%20thresher.pdf
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author Ishola, Tajudeen Abiodun
Oni, Kayode Carroll
Yahya, Azmi
Abubakar, Mohammed Shu'aibu
author_facet Ishola, Tajudeen Abiodun
Oni, Kayode Carroll
Yahya, Azmi
Abubakar, Mohammed Shu'aibu
author_sort Ishola, Tajudeen Abiodun
collection UPM
description Prosopis africana is an under utilized tree crop with immense medicinal and industrial values. Manual threshing of the pods to extract the seeds is uneconomical, time consuming, associated with drudgery and low output capacity. A motorized Prosopis africana pod thresher was designed, fabricated and assessed for performance. The main components of the thresher include hopper, threshing unit, cleaning fan and the frame. The best threshing performance index of 92.55 % which comprises of 98.03 % threshing efficiency, 94.45 % cleaning efficiency, 2.36 % seed loss and 1.59 % mechanical damage index was obtained. A combination of 1200 rpm cylinder speed, 1200 rpm fan speed, 30 kg/h feed rate and 16 % wb moisture content of the pods is recommended for optimum results. The thresher has a capacity of 70 kg/h. The performance of this thresher has indicated the possibility of exploiting the full industrial potential of Prosopis africana pods and seeds.
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spelling upm.eprints-231612015-12-09T06:06:24Z http://psasir.upm.edu.my/id/eprint/23161/ Development and testing of a Prosopis africana pod thresher Ishola, Tajudeen Abiodun Oni, Kayode Carroll Yahya, Azmi Abubakar, Mohammed Shu'aibu Prosopis africana is an under utilized tree crop with immense medicinal and industrial values. Manual threshing of the pods to extract the seeds is uneconomical, time consuming, associated with drudgery and low output capacity. A motorized Prosopis africana pod thresher was designed, fabricated and assessed for performance. The main components of the thresher include hopper, threshing unit, cleaning fan and the frame. The best threshing performance index of 92.55 % which comprises of 98.03 % threshing efficiency, 94.45 % cleaning efficiency, 2.36 % seed loss and 1.59 % mechanical damage index was obtained. A combination of 1200 rpm cylinder speed, 1200 rpm fan speed, 30 kg/h feed rate and 16 % wb moisture content of the pods is recommended for optimum results. The thresher has a capacity of 70 kg/h. The performance of this thresher has indicated the possibility of exploiting the full industrial potential of Prosopis africana pods and seeds. American-Eurasian Network for Scientific Information 2011-05 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/23161/1/Development%20and%20testing%20of%20a%20Prosopis%20africana%20pod%20thresher.pdf Ishola, Tajudeen Abiodun and Oni, Kayode Carroll and Yahya, Azmi and Abubakar, Mohammed Shu'aibu (2011) Development and testing of a Prosopis africana pod thresher. Australian Journal of Basic and Applied Sciences, 5 (5). pp. 759-767. ISSN 1991-8178 http://ajbasweb.com/old/ajbas_may_2011.html
spellingShingle Ishola, Tajudeen Abiodun
Oni, Kayode Carroll
Yahya, Azmi
Abubakar, Mohammed Shu'aibu
Development and testing of a Prosopis africana pod thresher
title Development and testing of a Prosopis africana pod thresher
title_full Development and testing of a Prosopis africana pod thresher
title_fullStr Development and testing of a Prosopis africana pod thresher
title_full_unstemmed Development and testing of a Prosopis africana pod thresher
title_short Development and testing of a Prosopis africana pod thresher
title_sort development and testing of a prosopis africana pod thresher
url http://psasir.upm.edu.my/id/eprint/23161/1/Development%20and%20testing%20of%20a%20Prosopis%20africana%20pod%20thresher.pdf
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