In the present study, pneumatic separation was adopted to grade mchanically-harvested tea leaves prior to their processing.

Discussion on the steam coal recovery through wind separation of washed gangue and the porous brick preparation with washed gangue

Study on mine ventilation network solution visual software of fan selection and optimization;

This paper expounds the principle of impurities removal through selection by wind,discusses the location of the impurities removal equipment in the leaf production line and its technical process and determines the equipment used in this process.

Simulation analysis of flow field of air classifier;