False Brinelling
Brinelling occurs mainly from excessive loading or impacts. False brinelling however while similar has different underlying causes and symptoms.
Blade Bearing Cracking Rings Part 2: Causes and solution
What causes ring cracking in blade bearings, and how to solve it.
Blade Bearing Cracking Rings Part 1: What to look for
Outer ring cracks on blade bearings of a WTG can lead to loss of a blade. It’s critical to identify early and shutdown the turbine to plan for replacement.
Blade Bearing Basics
Overview of the construction and application loading of the 2-row 4-point contact slewing bearing used as blade bearings in Wind.
Pitch System Performance
There are several components in the pitch system. All of these components can contribute to common pitch system faults like Blade Angle Asymmetry.
Relevant Published Articles
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Malloy Wind Company Profile
History of Malloy Electric and our support of the Wind market.
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Cracking Blade Bearings
What causes blade bearing cracks and where to find them before it’s too late.
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White Structure Flaking in Rolling Bearings for Wind Turbine Gearboxes
An investigation into the failure modes yielding white structure flaking and axial cracking in wind turbine gearbox rolling bearings
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Blade Bearing Cage Failure
Cage failure of blade bearings at 5 years or less.