Page 25: of Marine Technology Magazine (November 2017)

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Global-Race Solo Sailor Is

Dh>d/WZDdZWZK on Track with High Tech

Teledyne RDI’s DVL Equips

Triumphant French Trimaran n Christmas Day 2016, The engineering team for Sodebo

Thomas Coville com- sought a new approach for measur- pleted a record-break- ing speed-through-water and leeway. ing trip. He sailed Existing devices could not accurately

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O around the world in report the high speed and accelera- ?GAu?OwGAuG?l?

49 days aboard Sodebo Ultim — a tion of this custom racing boat. Ac- 32m French trimaran. Averaging 23 counting for high acceleration is crit- knots over the 27,000-mile course, ical for accurately measuring winds.

Coville reduced the previous record To meet these needs, Coville’s team

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for solo global circumnavigation by selected Teledyne RDI’s (TRDI) wGA???GwGYl eight days. That record had stood for Doppler Velocity Log (DVL).

12 years. In fact, Coville had previ- As well as supplying the traditional ously made three unsuccessful at- piston DVL design, TRDI provides ???wŽYlS?

tempts to break it. For two weeks, DVLs in a patented 2D phased ar-

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Coville’s route headed south from ray con