Differential gear on a wind power plant and method for changing or switching the power range of said differential gear

摘要

A differential gear for a wind power plant includes a gearbox with three inputs and outputs. One input is connected to the rotor of the wind power plant, the first output is connected to a generator and the second output is connected to the input shaft of a continuously variable gearbox, the output shaft of which is connected to the generator side output of the gearbox. The input shaft of the continuously variable gearbox is connected to the output shaft of the gearbox via a variable gearbox.