Generator Failures

{access view=!registered}Only logged in users can view the full text of the article.{/access}{access view=registered}Over the past five years, Shermco Industries has repaired over 1,200 generators ranging from 660kW to 3MW and, although the root failure causes vary, the rate of failures has not substantially declined with the larger turbine designs. A review of the collected data from these repairs has revealed that the occurrence of wind turbine generator failure types actually closely mirrors failure modes in more traditional rotating machines, just at a greater incident rate.