It’s not often that a technical conference leaves attendees with an ah-ha moment, but it happened at the recent Gearbox Reliability Collaborative sponsored by NREL at its offices in Golden, Colo. All presentations were good, but three in particular answered interesting questions raised by those preceding. An early presentation by Aaron Greco from the Tribology…

Wind turbine gearbox failures have plagued the wind industry for many years and only now do their designers think they know why the gearboxes only survive three to seven years before a replacement. Research has been focusing on oil contamination and sudden torque reversals as solutions. In this webinar, experts from Parker Hannifin and PT…

Premature gearbox failures have plagued the wind turbine industry for decades, and only recently have the real culprits been identified. That information has led to a solution not as complex as you might imagine. Dave Heidenreich/Chief Engineer/Wind Products Doug Herr/Wind Products Manager PT Tech www.pttech.com Emergency stops are typically the most severe torsional events to…