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autonomous underwater ground vehicles (AUGVs). “We are excited to welcome BUVI Scandinavia and USP to our Growth Team,” said Rob Howard, Greensea IQ’s CGO. “Their representa- tion in these key regions strengthens our efforts to provide h h h h h d Wals RichardW als Richard Wals by by Richard Wals P to
miscible barrier ? uid heavier than seawater (sg=1.026) and lighter than the battery electrolyte (sg=1.265). The original cell vent cap was screwed into the top of the riser pipe to vent the gases associated with charging. Wires were soldered to the lead (Pb) posts. The lead-acid battery was additionall
manufacturers say can domestic manufacturers will assemble cells into custom bat- be done by dropping the pack into a bucket of saltwater. tery packs. (Google “Custom battery pack manufacturers”.) If you need to design your own, take a look at “Engineering Figure 2 Guidelines for Designing Battery Packs
with robotic arms. CEO Oliver Gunasekara cites three unique developments: the battery-oper- ated buoyancy engine, fast-acting robot- ic arms and the AI algorithms that guide them, identifying and avoiding nodules with visible life present. A second-generation collector, Eureka II, is currently being tested
FEATURE SEABED MINING Nodule Collectors THE BATTLE LINES HAVE BEEN DRAWN, AND THOSE ON THE “YES TO SEABED MINING” SIDE ARE GETTING READY TO GO. By Wendy Laursen Engineers prepare to launch the pilot collector vehicle to the sea? oor. Image courtesy of TMC 28 March/April 2024 MTR #3 (18-33).
FEATURE OCEANOGRAPHIC INSTRUMENTATION & SENSORS Kevin Mackay, TESMaP voyage leader and Center head of the South and West Paci? c Regional Centre of Seabed 2030. Kevin in the seismic lab at Greta Point looking at the Hunga Tonga-Hunga Ha’apai volcano 3D map completed with data from the TESMaP voyage
event not only shook the world but catalyzed an urgency for understanding sub- marine volcanoes, inspiring new research initiatives and highlighting ongoing scienti? c developments. Submarine volcanoes are largely unknown, in contrast with their sub-aerial (above-ground) counterparts. Kevin Mackay, marine
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About the Author vey with the pipe tracker is not required, resulting in signi? - Svenn Magen Wigen is a Cathodic Protection and corrosion control cant cost savings, mainly related to vessel charter. expert having worked across The major advantage of using FiGS on any type of subsea engineering, design
TECH FEATURE IMR There are also weaknesses in terms of accuracy because of FiGS Operations and Bene? ts signal noise and the ability to detect small ? eld gradients. In Conventional approaches to evaluating cathodic protection this process there is a risk that possible issues like coating (CP)
• Integrity assessment, and otherwise covered, e.g., by rock dump. As for depletion of • Mitigation, intervention and repair. sacri? cial anodes, this can be dif? cult or even impossible to Selecting the best method for collecting the data these work- estimate due to poor visibility, the presence of
TECH FEATURE IMR Image courtesy FORCE Technology OPTIMIZING CATHODIC PROTECTION SURVEY USING NON-CONTACT SENSORS By Svenn Magen Wigen, FORCE Technology he principle behind sacri? cial anodes, which are water structures, reducing the need for frequent repairs and used to safeguard underwater pipelines
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from marinas along the western coast. The exact number of lizing laser detection systems can detect mines just below the mines, as well as their locations, remains largely a mystery, surface, even those hiding in murky water. The Airborne Laser although reports suggest that over three hundred have been
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MTR Editorial Advisors Gallaudet Hardy The Honorable Tim Gallaudet, Kevin Hardy is President PhD, Rear Admiral, U.S. of Global Ocean Design, Navy (ret) is the CEO of creating components and Ocean STL Consulting and subsystems for unmanned host of The American Blue vehicles, following a career
Anniversary’ edition of Oi was relegated to an President & COO online only event; and the 2022 version – fresh off (most of) the world opening up post- Gregory R. Trauthwein [email protected] COVID – was a mere shell of its former self. MTR participated in the 2022 event, but I skipped it as we went
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, “I don't say that crews must be soft- tive fuels, carbon capture, batteries and and a regulatory framework which takes ware engineers, but there is no going fuel cell power will all provide critical account of the ‘graceful deterioration’ of back: there has to be both a systematic pathways to maritime
ect its place in the interconnected, interdependent world economy, said Eero Lehtovaara, ABB Marine & Ports. ABB Marine & Ports Head of Regula- transporting goods, whether considered eters, for example: a seafarer acting in full tory & Public Affairs, Eero Lehtovaara tons per mile or emissions per ton-mile