生物质秸秆颗粒气流干燥试验研究及数值模拟  

The Experimental Investigation and Numerical Simulation for Pneumatic Drying of Stalk

作　　者：吕薇[1] 李彦栋[1] 李瑞扬[2] 柳建华 邵海江 

机构地区：[1]哈尔滨理工大学机械动力工程学院,黑龙江哈尔滨150080 [2]哈尔滨工业大学能源科学与工程学院,黑龙江哈尔滨150001 [3]兰溪市热电有限公司,浙江兰溪321100

出　　处：《哈尔滨理工大学学报》2011年第5期39-42,共4页Journal of Harbin University of Science and Technology

摘　　要：根据气固两相流理论,通过分析生物质燃料颗粒干燥过程的特点,建立了其在水平直管内气流干燥过程中传热传质数学模型,采用数值方法对模型进行了求解,并通过试验进行验证.分别针对物料初始含水量、入口空气温度和进料量对生物质干燥的影响进行了试验和分析.Through the analysis of the characteristics of the drying process of biomass fuel particles,a numerical model to describe the heat and mass transfer process in pneumatic drying of biomass particles in straight level has been presented,based on two-phase flow theory.The simulated result is compared with the experiment result.According to the experimental results,the influences of initial moisture content,air temperature and quality flow of material are analyzed.

关 键 词：生物质 气流干燥 模拟仿真 试验分析 

分 类 号：TK6[动力工程及工程热物理—生物能]