Abstract: According to the existed technology system in Tianzhuang Coal Preparation Plant, the coal quality analysis, determine the lump coal inclined wheel separation, fine coal dense medium cyclone coal preparation process, the Slime Separator of coarse slime separation and flotation process modification of Tianzhuang Coal Preparation plant. Introduces the technology characteristics of the process, process layout and equipment selection.

Key words: Coal preparation plant, quality analysis, technological process, process layout, equipment selection