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秸秆颗粒燃料密度及成粒率影响因素的研究
引用本文:高微,李成华,王石,蔚平,吕长义.秸秆颗粒燃料密度及成粒率影响因素的研究[J].沈阳农业大学学报,2011,42(5):583-587.
作者姓名:高微  李成华  王石  蔚平  吕长义
作者单位:1. 沈阳农业大学工程学院,沈阳,110161
2. 沈阳理工大学机械工程学院,沈阳,110168
3. 东方电气新能源有限公司,内蒙古呼伦贝尔,021000
基金项目:农业部辽宁省秸秆能源化利用资助项目(20090023)
摘    要:以玉米秸秆为原料,利用环模制粒机,进行颗粒燃料制备试验.通过单因素试验考察原料含水率、粒径和发酵时间对秸秆颗粒燃料密度和成粒率的影响;采用二次回归正交旋转组合试验,建立各因素与秸秆颗粒燃料成粒率间关系的数学模型,分析各试验因素影响成粒率的重要程度.通过优化计算,确定秸秆颗粒燃料成粒率最高时的因素优化参数为:原料含水率20%,发酵时间4h,粒径1.66mm,此时秸秆颗粒燃料成粒率为97.53%.试验验证结果表明,最优参数组合实测值与预测值相一致.

关 键 词:秸秆  颗粒燃料  成粒率  密度

Influence Factors for Straw Pellet Fuel Density and Granulation Rate
GAO Wei , LI Cheng-hua , WANG Shi , WEI Ping , L Chang-yi.Influence Factors for Straw Pellet Fuel Density and Granulation Rate[J].Journal of Shenyang Agricultural University,2011,42(5):583-587.
Authors:GAO Wei  LI Cheng-hua  WANG Shi  WEI Ping  L Chang-yi
Institution:GAO Wei1,LI Cheng-hua2,WANG Shi1,WEI Ping3,Lu Chang-yi1 (1.College of Engineering,Shenyang Agricultural University,Shenyang 110161,China;2.College of Mechanical Engineering,Shenyang Science and Technology University,Shenyang 110168,China;3.Eastern electric new energy Co.LTD.,Hulunbuir Inner Mongolia 021000,China)
Abstract:Taking corn straw stalk as material,using link mold pellet pelletizer,carried on the pellet fuel manufacture experiment was carried on.Through single factor experiment,the influence of moisture content,material size and fermentation time on particle density and granulation rate were studied.Using Quadratic regression orthogonal rotating combination experiment,established mathematics equation of the factors and the straw pellet fuel granulation rate was established,and important degree of each experimental factor on granulation rate was analyzed.Through the optimized computation,definite optimization parameter of the highest granulation rate was: raw material moisture content 20%,fermentation time 4h,particle size 1.66mm,straw stalk pellet fuel granulation rate was 97.53%.The result of verifying experiment indicated that the optimal parameter combination and the predicted data measured were consistent.
Keywords:straw stalk  pellet fuel  granulation rate  density
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