摘 要：介绍了研究粉粒体慢速斜槽流的实验装置及测量方 法‚通过测量表面速度和流层厚度‚初步分析了斜槽倾角、流 率和壁面状况对流动的影响情况。 

关键词：粉粒体；慢速斜槽流；两相流

Abstract：T he experimental instuments and measuring methods for research of particle flowing slowly in chute are introduced． T he effects of inclination of chute‚flowing rate and wall condi tion on the flow of particles are analysed initially by means of measuning the surface rate and the thickness of the particle lay er． 

Keywords：particle；flowing in chute；two－phasc flow