Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements

Wheat flour milling involves repeated breakage (by roller milling) and separation (by sifting) of flour particles to give efficient recovery of fine flour relatively free from bran contamination. A starting point for modelling the behaviour of mixtures of wheat kernels is to be able to measure the v...

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Main Authors: Muhamad, Ida Idayu, Fang, Chaoying, Campbell, Grant M.
Format: Article
Language:English
Published: Penerbit UTM Press 2008
Subjects:
Online Access:http://eprints.utm.my/6759/
http://eprints.utm.my/6759/10/IdaIdayuMuhamad2008_PredictionofBreakageDuringRollerMilling.pdf
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author Muhamad, Ida Idayu
Fang, Chaoying
Campbell, Grant M.
author_facet Muhamad, Ida Idayu
Fang, Chaoying
Campbell, Grant M.
author_sort Muhamad, Ida Idayu
building UTeM Institutional Repository
collection Online Access
description Wheat flour milling involves repeated breakage (by roller milling) and separation (by sifting) of flour particles to give efficient recovery of fine flour relatively free from bran contamination. A starting point for modelling the behaviour of mixtures of wheat kernels is to be able to measure the variation in kernel properties within the mixture. The Perten Single Kernel Characterisation System (SKCS) gives the distributions of kernel mass, moisture content, diameter and hardness within a mixture, from 300 kernels within 5 minutes. A challenge remains to relate these measured distributions to predictions of milling performance. To this end, a breakage function in terms of these measured parameters for individual kernels has been constructed, and integrated over the distribution of kernel properties using the breakage equation. These models allow prediction of the output particle size distribution delivered by First Break roller milling of kernels varying in size, hardness and variety, based entirely on SKCS characteristics. Predictions have been developed for both sharp-to-sharp and dull-to-dull roll dispositions, and show encouraging agreement with independent data.
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spelling utm-67592017-10-22T05:29:40Z http://eprints.utm.my/6759/ Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements Muhamad, Ida Idayu Fang, Chaoying Campbell, Grant M. TP Chemical technology Wheat flour milling involves repeated breakage (by roller milling) and separation (by sifting) of flour particles to give efficient recovery of fine flour relatively free from bran contamination. A starting point for modelling the behaviour of mixtures of wheat kernels is to be able to measure the variation in kernel properties within the mixture. The Perten Single Kernel Characterisation System (SKCS) gives the distributions of kernel mass, moisture content, diameter and hardness within a mixture, from 300 kernels within 5 minutes. A challenge remains to relate these measured distributions to predictions of milling performance. To this end, a breakage function in terms of these measured parameters for individual kernels has been constructed, and integrated over the distribution of kernel properties using the breakage equation. These models allow prediction of the output particle size distribution delivered by First Break roller milling of kernels varying in size, hardness and variety, based entirely on SKCS characteristics. Predictions have been developed for both sharp-to-sharp and dull-to-dull roll dispositions, and show encouraging agreement with independent data. Penerbit UTM Press 2008-06 Article PeerReviewed application/pdf en http://eprints.utm.my/6759/10/IdaIdayuMuhamad2008_PredictionofBreakageDuringRollerMilling.pdf Muhamad, Ida Idayu and Fang, Chaoying and Campbell, Grant M. (2008) Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements. Jurnal Teknologi (48F). pp. 75-83. ISSN 0127-9696
spellingShingle TP Chemical technology
Muhamad, Ida Idayu
Fang, Chaoying
Campbell, Grant M.
Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title_full Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title_fullStr Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title_full_unstemmed Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title_short Prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
title_sort prediction of breakage during roller milling of mixtures of wheat kernels, based on single kernel measurements
topic TP Chemical technology
url http://eprints.utm.my/6759/
http://eprints.utm.my/6759/10/IdaIdayuMuhamad2008_PredictionofBreakageDuringRollerMilling.pdf