STRUCTURAL PROPERTIES OF VEGETABLES DURING AIR DRYING

被引:9
|
作者
Boukouvalas, Ch. J. [1 ]
Bisharat, G. I. [2 ]
Krokida, M. K. [1 ]
机构
[1] Natl Tech Univ Athens, Sch Chem Engn, Athens 15780, Greece
[2] Mutah Univ Kerak, Dept Chem Engn, Al Karak, Jordan
关键词
Conventional air drying; Vegetables; Structural/physical properties; Apparent density; Porosity; Mathematical modeling; BULK-DENSITY; MOISTURE-CONTENT; POROSITY; SHRINKAGE; RESISTANCE; FOODSTUFFS; SLICES; APPLE; FLOW;
D O I
10.1080/10942910903079267
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
The effect of moisture content on structural properties such as apparent density, true density and porosity was investigated in this work for various vegetables after conventional drying. Samples of twelve different fresh vegetables (mushroom, green pepper, courgete, spinach, celery, leek, onion, tomato, garlic, carrot, pea, and corn) were dehydrated with conventional drying and the aforementioned properties were experimentally determined. A simple mathematical model was selected to correlate the obtained experimental data of true density, apparent density and porosity to material moisture content for each vegetable. The correlation results for the studied properties of the examined vegetables are presented in this article, along with the obtained model parameters.
引用
收藏
页码:1393 / 1404
页数:12
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