Yaw and Pitch
Single-row or double-row four-point contact ball and three-row cylindrical roller slewing bearings with an outer diameter of 6m, featuring a 7-level high-precision gear on the inner or outer ring
Main Shaft
Single-support or double-support spherical roller bearings, or single-row and double-row tapered roller bearings for direct-drive, semi-direct-drive, and doubly-fed wind turbine models
Gearbox
Single-row or double-row full-complement cylindrical roller bearings and single-row or double-row tapered roller bearings for one to three planetary stages and one to two planetary gears, or for the intermediate shaft and high-speed shaft
Drive Train
Single-row tapered roller bearings or compact, lightweight double-row full-complement cylindrical roller bearings without outer ring
Generator
Single-row ball and cylindrical roller bearings for low-speed or medium-speed permanent magnet synchronous and doubly-fed AC asynchronous generators
