3.1尺寸 JOURNAL OF FOOD ENGINEERING ELSEVIER Journal of Food Engineering 55(2002)95-99 www.elsevier.com/locate/ifoodeng Some engineering properties of locust bean seed Locust Tree L.A.O.Ogunjimi,N.A.Aviara.A.Aregbesola Leaf Department of Agriculral Engineering,Obafemi Awolowo University,lle-Ife,Osun State,Nigeria Depre f Agric Engineering.Uniersiy ofMaidrMaidgri Nigeria Received 2 June 2001;accepted 13 December 2001
3.1 尺寸
80 length of seed width of seed 60 thickness of seed 3.1尺寸 40 20 0-25 050 075 Thickness of seed 050 075 1.00 -Width of seed 0.75 1.00 1.25- Length of sced Fig.1.Frequency distribution curves of locust bean seed dimensions at 10.25%moisture content (db)
3.1 尺寸
3.1形状与尺寸 球度,= abe)s a 球度, (abci_(6.00×4.08×2.59)i =0.664 6.00
3.1 形状与尺寸 a abc 3 1 球度2 0.664 6.00 6.00 4.08 2.59 3 1 3 1 2 a abc 球度
3.2体积与表面积 不 m=m+m2 ◆◆◆ ◆ ◆◆ P Val p2Val p2Va2 Va=V T P Va =m V.2 =V-V p2Val =m M p2Va2 =m2 r,=2V-rPi
3.2 体积与表面积 M RT p1Va1 m M RT p2Va1 m1 M RT p2Va2 m2 m m1 m2 p1Va1 p2Va1 p2Va2 Va1 V Va2 V Vs 2 1 2 p p Vs V V
3.3密度 ◆真密度(true density) ◆表观密度(apparent density ◆堆积密度(bulk density)
3.3 密度 真密度(true density) 表观密度(apparent density) 堆积密度(bulk density)