煤粉气力输送过程中采用不同输送管径的数值模拟研究  

The Numerical Simulation of Pulverized Coal Pneumatic Conveying with Different-diameter Conveying Pipeline

作　　者：杨洪雷[1] 靳世平[1] 刘小康[1] 

机构地区：[1]华中科技大学能源与动力工程学院,湖北武汉430074

出　　处：《工业加热》2015年第4期62-64,共3页Industrial Heating

摘　　要：气力输送是工业上普遍使用的输送物料的方法,目前研究方法主要包括实验研究和数值模拟两部分。本次模拟主要针对煤粉气力输送实验过程中所选用的不同的输送管道半径对压力损失和输送量的影响,与实验数据进行对照,评价数值模拟的准确性,然后针对拟定的工业装置及工况开展模拟分析,对实际生产过程作出预测并提供一定的参数支持。Pneumatic conveying is widely used in conveying material industry, and the current research methods mainly include experimental study and numerical simulation. This simulation mainly aimed at different-radius pipeline＇s influence on the pressure loss and through put in the process of pulverized coal pneumatic conveying experiment, comparing with the experimental data to evaluating the accuracy of the numerical simulation, and then according to the proposed industrial equipment and conditions to carry out the simulation analysis, making prediction to the actual production process and provide a series of support parameters.

关 键 词：煤粉 气力输送 不同管径 数值模拟 

分 类 号：TH232[机械工程—机械制造及自动化]