Coal dust mill with biomass grinding region

摘要

In the case of a device, in particular beater wheel mill (1, 1 '') has, with a hot gas that is a grinding stock supplied to the mill drying of a suction fan impeller (8), the radial blades and / or impacting plates (16), wherein the fan impeller (8) that is with a first feed line (4) for the feed gas and for a first grinding stock is connected, a solution is to be provided which makes it possible in the same time, or to grind the brown coal and biomass. This is achieved by the fact that they have at least one, is equipped with a milling disc disks grinding space (19, 27), in which a second delivery pipe (21) opens for a second grinding stock.