Case-carburized bearings have distinct advantages over through-hardened versions. Case studies presented here suggest properties to request in the specification for gearbox replacement bearings.

Let’s start with the function of a pitch bearing, which is to allow for variable pitch position of the turbine blade and to transmit blade loads into the hub.

RBB Engineering, a provider of gear and bearing consulting and training services to the rotating equipment industry, has upgraded its website with more resources for wind turbine operators.