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Effects of knife shapes and cutting speeds of a mower on the percentage pulverization of sweet potato vine


Citation

Kakahy, Amer Najat Najmaldeen and Ahmad, Desa and Hamid, Md. Akhir and Sulaiman, Shamsuddin and Aris, Ishak (2013) Effects of knife shapes and cutting speeds of a mower on the percentage pulverization of sweet potato vine. Applied Mechanics and Materials, 421. pp. 29-33. ISSN 1660-9336; ESSN: 1662-7482

Abstract

The effects of a rotary slasher with two different shapes of knives (L and Y-shaped) at three cutting speeds (1830, 2066 and 2044 rpm) were studied on percentage of pulverization of sweet potato vine passing through the sieve (< 28 mm2). The results showed that all the treatments were significant at p 0.05 and p 0.01 significance level. The best result was by Y-shaped knife with highest vine pulverized percentage of 82.76 % and a mower speed of 2440 rpm had the finest vine pulverized percentage of 90.48 %. The best performance for interaction effects between knife shapes and speeds of mower was achieved by the Y-shaped knife and a mower speed of 2440 rpm resulting in an average percentage of 92.62 % of pulverized vine.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.4028/www.scientific.net/AMM.421.29
Publisher: Trans Tech Publications
Keywords: Cutting; Knife shapes; Mower; Pulverization; Slasher; Speed; Sweet potato
Depositing User: Muizzudin Kaspol
Date Deposited: 03 Jun 2014 06:57
Last Modified: 11 Feb 2016 07:27
URI: http://psasir.upm.edu.my/id/eprint/28576
Statistic Details: View Download Statistic

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