浸出过程对混合油浓度及其粕末含量的影响分析

:2003-10-21:(1978-),,;:1003-7969(2004)02-0021-03:TS2244:A李小阳1,鲁志成2(1大连北方粮食交易市场,116001辽宁省大连市中山区五五路12号;2郑州工程学院,450052郑州市嵩山南路140号):论述了浸出传质过程对油脂提取率和粕末产生的影响,进而影响到混合油的浓度和粕末度;从浸出物料传质扩散料层高度浸出速度和温度溶剂比以及喷淋方式等方面对混合油质量进行控制,并阐述了发生混合油质量问题时的补救对策:浸出;混合油;粕末;扩散;喷淋,()[1],,,,1,,,1.1浸出过程的传质扩散[2,3],,3:;;,75%,6%19%10min85%,,1.2料坯的内外部结构,,,0.25~0.35mm,1,,,,2090,,[4],,1.3油料水分和溶剂中的水分,,,,,7%~9%,6%~8%2,,,,,(40),2120042921(mm)0.220.250.280.300.330.350.380.400.45(%)0.600.700.800.850.880.991.061.361.522(%)6.026.687.107.508.068.558.999.5010.22(%)1.120.940.820.770.650.861.061.261.37,,1.4粉末度,,0.5mm,,,,,,,22.1料层高度,,,,,,,,80%,85%,90%,,,,,,2.2浸出速度和温度:;,,90~120min,,,,,,50~553,,,,,,,,,,(0.8~1.0)1.0(W/W),;,,,,,,,,,,,15mm,,,,,,,4,,222004292,(25%~30%),,,,300~400mm5%,,,,85%[5,6]5,,,,;,,,,,:本文在写作中得到郑州力德工程技术有限公司泰安经纬油脂有限公司大力支持和帮助,在此表示感谢!:[1].[J].,1996,(4):35-37.[2],.[M].:,1991.[3].[J].,2001,26(3):23-24.[4],,,.[J].,1997,(4):34-39.[5],,,.[J].,2002,27(3):32-34.[6][]D.,.:[M].:,1989.EffectofextractionprocessontheconcentrationandfinescontentofmiscellaLIXiao-yang1,LUZh-icheng2(1.DalianNorthernCerealExchange,116001LiaoningDalian,China;2.ZhengzhouInstituteofTechnology,450052Zhengzhou,China)Abstract:Theeffectofextractionprocessonmiscellaqualitiesincludingoilandfinescontentwasdiscussed.Themiscellaqualityshouldbecontrolledfromextractionmaterial,diffuseness,materialheight,extractionrateandtempera-ture,theratioofsolventandmaterial,andsprayingway.Besides,theremediationaboutmiscellaqualityproblemwasmentioned.Keywords:extraction;miscella;fines;diffuseness;spraying,,,,,NF:1:100083:010-648824366488252264855280():13910838621()232004292