Patent No. EP3344884 (titled "Bearing Compression Strap") was filed by Insight Analytics Solutions Holdings Limited on Sep 2, 2016. The application was issued on Nov 6, 2019.
A wind turbine comprises a bearing, a bearing ring, and a tensioning arrangement disposed around the bearing ring's outer circumference. The tensioning arrangement consists of a strap with first and second connectors at opposite ends and a tensioner featuring connection means for said connectors and means for applying tension. The strap is connected to the tensioner and arranged around the bearing ring such that tensioner actuation reduces the strap's circumferential length in contact with the ring. This increases strap tension, applying a circumferentially distributed compressive force toward the bearing ring's rotational center to prevent distortion under shaft loading. Optional retainers may locate the strap on the circumference to prevent displacement or maintain the mount plate upon component failure.

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