Definition(s)
Vortex Induced Vibration
The in-line and transverse oscillation of a riser in a current induced by the periodic shedding of vortices.
Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards
Vortex-Induced Vibration
In-line and transverse oscillation of a riser caused by current-induced periodic shedding of vortices.
Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards
Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards