密相气力输送系统的选型参数分析  

Analysis of Sizing Parameters for Dense-phase Pneumatic Conveying System

作　　者：杨宝华 YANG Bao-hua(Gericke〈Shanghai〉Ltd.,Shanghai 201108,China)

机构地区：[1]格律克粉体工程〈上海〉有限公司

出　　处：《硫磷设计与粉体工程》2019年第3期19-23,I0001,共6页Sulphur Phosphorus & Bulk Materials Handling Related Engineering

摘　　要：密相气力输送具有气速低、固气比高、能耗低、耗气量少,管道磨损小,物料不易破碎,易于除尘,安全性能高等优点,在石油化工行业应用广泛。介绍了密相气力输送原理、仓泵结构、工艺流程等,分析了输送系统参数的设计和选取,重点分析了系统压力降的计算方法,并提出输送系统优化设计的建议。Dense-phase pneumatic conveying offers features like low gas velocity,high solid/gas ratio,low energy consumption,small pipe wear,less material breaking,easy for dust collection,and safety,which is extensively used in the petrochemical industry.The principle,cone pump construction,process flow of dense-phase pneumatic conveying is outlined,and the design and selection of conveying system parameters are analyzed,and the calculation method for the pressure drop in the system is highlightd,and recommendations for the optimization design of the conveying system are proposed.

关 键 词：气力输送 密相输送 仓泵 固气比 压力降 

分 类 号：TQ022.4[化学工程]