ROLLER MILL AND METHOD FOR MILLING MATERIAL TO BE MILLED BY MEANS OF A ROLLER MILL

摘要

The roller mill according to the invention essentially comprises at least two milling rollers, which interact with a milling plate in order to mill material to be milled, wherein one separate drive train each is associated with the at least two milling rollers or the milling plate and at least one milling roller in order to drive the at least two milling rollers or the milling plate and at least one milling roller, wherein each drive train has a main motor and a main transmission. At least one drive train additionally comprises a superposed transmission having a control drive, wherein an open-loop and closed-loop control apparatus connected to the at least one control drive is provided. The open-loop and closed-loop control apparatus controls the power of the separate drive trains in relation to each other by means of the at least one control drive.