旋转盘式雾化雾滴粒径分布实验研究_英文_.pdf

31 4 林 产 化 学 与 工 业 Vol． 31 No． 4 第 卷第 期 2011 8 Aug． 2011 年 月 Chemistry and Industry of Forest Products 檯檯檯檯檯檯檯殔 檯 殔 檯 研究报告 檯 檯 殔 殔檯檯檯檯檯檯檯 Experimental Investigation of Spray Droplet Size Distribution Using a Spinning Disk Atomizer 1，2 1，2 3 HUANG Li-xin ，WANG Chun-peng ，ZHOU Rui-jun ， XIE Pu-jun1，2 ，MUJUMDAR A S4 (1． Institute of Chemical Industry of Forest Products，CAF ;National Engineering Lab． for Biomass Chemical Utilization ;Key and Open Lab． on Forest Chemical Engineering ，SFA ;Key Lab． of Biomass Energy and Material ，Jiangsu Province ，Nanjing 210042 ，China ;2 ． Institute of New Technology of Forestry ，CAF ， HUANG Li-xin Beijing 100091，China ;3． Wuxi Lin-Zhou Dryer Factory ，Wuxi 214 181，China ;4 ． Department of Mechanical Engineering ，National University of Singapore ，Singapore 119260 ，Singapore) Abstract :Spinning disk atomizer is a key part in many spray drying systems． Few works exist in the literatures dealing with size distribution and changes of the droplets produced by such a type of atomizer． In this work ，a model atomizer is used to spray-dry a re-dispersible glue emulsion on an industrial scale production 2 000 t / a． The maximum spray capacity of such an atomizer is 2 000 kg / h． The disk tested has a diameter of 180 mm and 24 channels． A laser analyzer was used to measure the droplet size distribution of sprays produced by the spinning disk atomizer． The eff