Vortex-induced vibration strake arrangements
AssigneeAdvanced Innergy Ltd.
InventorFlorian Vivien Gay
Life of this patent
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Abstract
A vortex-induced vibration (VIV) strake arrangement is provided. The VIV strake arrangement comprises: a VIV strake shell for location on a conduit; and a VIV strake fin, for coupling to the VIV strake shell, comprising a flexible fin tip, a flexible first leg extending from the flexible fin tip and a flexible second leg extending from the flexible fin tip, wherein the VIV strake fin is shaped such that when the VIV strake fin is connected to the VIV strake shell and the VIV strake shell is located on the conduit, the flexible first and second legs extend from the flexible fin tip and define a void between the flexible first and second legs.
Claims15
A vortex-induced vibration (VIV) strake arrangement, comprising:
- a VIV strake shell for location on a conduit, comprising a first elongate slot and a second elongate slot;
- and
- a VIV strake fin, for coupling to the VIV strake shell, comprising:
- a flexible fin tip,
- a flexible first leg extending from the flexible fin tip,
- a flexible second leg extending from the flexible fin tip, and
- at least one anchor arranged to resist extraction of the VIV strake fin from the VIV strake shell,
- wherein the VIV strake fin is shaped such that when the VIV strake fin is connected to the VIV strake shell and the VIV strake shell is located on the conduit, the flexible first and second legs extend from the flexible fin tip and define a void between the flexible first and second legs, and
- wherein the first elongate slot is for receiving at least part of the flexible first leg and the second elongate slot is for receiving at least part of the flexible second leg.
Dependencies are inferred from the claim text.