摘要 |
The roller mill according to the invention is composed essentially of at least two grinding rollers which interact with a grinding plate for comminuting material to be ground, wherein the at least two grinding rollers or the grinding plate and at least one grinding roller are each assigned a separate drive train for driving same, wherein each drive train has a main motor and a main gear mechanism. At least one drive train additionally comprises a superimposition gear mechanism with a regulating drive, wherein an open-loop and closed-loop control device which is connected to the at least one regulating drive is provided, said open-loop and closed-loop control device regulating the power of the separate drive trains with respect to one another by means of the at least one regulating drive. |