Spar with improved VIV performance
US6092483A · kind A · utility
32Cited by
29References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 1997 |
| Grant date | Jul 25, 2000 |
| Priority date | — |
| Expiry date | Dec 23, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B2035/442
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A method for reducing VIV is disclosed for a spar platform having a deck, a cylindrical hull having a buoyant tank assembly, a counterweight and an counterweight spacing structure. The overall aspect ratio of the hull is reduced by providing one or more abrupt changes in hull diameter below the waterline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.