Application of the swirling-activating coal feeder at Yuxi Coal Preparation Plant

For effective elimination of the phenomena of plugging-up of coal bunker and sticking of fine coal onto bunker walls, a swirling-activating type coal feeder is selected for use at the small coal stockyard of Yuxi Plant.A brief description is made in the paper of the structure, working principle, control system and technical features of the feeder, as well as its field application performance and the trouble shooting methods.