Patent ID: 9188106
Filing Date: 2015-11-17
Classification: F03D,F05B,H02K,Y02E

Abstract:
1. A wind turbine, comprising: a rotor comprising a plurality of blades and a hub, a nacelle connected to the hub in an interface region so that a drive train extends from the hub into the nacelle; a transport system configured to transporting fluid from the nacelle into the hub, wherein the transport system comprising a rotary unit positioned in the interface region, a first part of the rotary unit is rotatable together with the hub and a second part of the rotary unit is stationary, the fluid is transported through the rotary unit, wherein the fluid is hydraulic fluid and/or pneumatic fluid, wherein the rotation axis of the rotary unit is positioned at a rotation axis of the drive train, and wherein the rotary unit is connected to the nacelle and/or to the hub via a spacer which projects from a fixed point at the nacelle and/or at the hub to the rotation axis of the drive train.