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CadiaPinion

Cadia Girth Gear Failures

Three investigations into the Cadia gear failures are reviewed. The first and third investigations showed that the location of the failures can only be explained by the thermal expansion of the gear. The second investigation shows that pinion diameter was a primary contributor to the failure and that T-shaped gears have better load distribution than Y-shaped gears. In any case, the cause of the gear failures was a design fault.

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