Long Runhort Seas
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March 2024 - Marine Technology Reporter page: 48Index page MTR MarApr2024:MTR Layouts 4/4/2024 3:19 PM Page 1 Advertiser Index PageCompany Website Phone# 17 . . . . .Airmar Technology Corporation . . . . . . . . . .www.airmar.com . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .(603) 673-9570 9 . . . . . .Birns, Inc. . . . . . . . . . .
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March 2024 - Marine Technology Reporter page: 45ronments. The new agreement will address speci? c techni- cal gaps in the UUV defense and offshore energy markets especially for long duration, multi-payload mission opera- tions where communications are often denied or restricted. As part of the new alliance, Metron’s Resilient Mission Autonomy portfolio
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March 2024 - Marine Technology Reporter page: 44hardware and software solutions to Oi ‘24. In addition, featured were the HIPS & SIPS 12 release, with Featured were Optech CL-360 Marine, a 360-degree long- new work? ows for multiple frequency datasets and creating/ range laser scanner combining a scan speed of 250 lines per managing vessel ? les. second
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March 2024 - Marine Technology Reporter page: 43Image courtesy Kongsberg Discovery Image courtesy Teledyne Marine New Products Teledyne Marine had its traditional mega-booth at Oi, busy start to ? nish. Image courtesy Greg Trauthwein offers quality sub-bottom pro? ling capability without the need tion of offshore windfarms. GeoPulse 2 introduces new
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March 2024 - Marine Technology Reporter page: 41locomotion, resulting in the AUV’s remarkable hydrodynamic properties. With its low-drag shape, The Greensea IQ booth @ Oi impressed. There we found long-time the Quadroin achieves speeds of up to 10 knots, minimizing friend and Greensea IQ CGO Rob Howard for an early start. energy consumption and
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March 2024 - Marine Technology Reporter page: 40Vehicles to withstand the most severe ocean conditions, the new DriX (ROVs), as well as Autonomous Underwater Vehicles (AUVs). O-16 has been designed for long-duration operations (up to Its gondola, located below the surface, can further host a wide 30 days) and can deploy multiple payloads and subsea assets
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March 2024 - Marine Technology Reporter page: 38. The basic model tions, largely due to their lower internal resistance. NiMH can is an affordable $189, while the Pro version is just $40 more. suffer longevity issues with deep discharge, but this may not be The CBA measures the actual amount of energy stored in a an issue if only a limited number of
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March 2024 - Marine Technology Reporter page: 37miscible 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
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March 2024 - Marine Technology Reporter page: 36LANDER LAB #10 Of special interest for marine applications, LiPo batteries are Shipping any kind of lithium battery can be a challenge, and offered in a “pouch” design, with a soft, ? at body. The pouch IATA regs vary with the batteries inside or outside an instru- is vacuum-sealed, with all voids ?
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March 2024 - Marine Technology Reporter page: 34LANDER LAB #10 BATTERY PACKS, CHARGING, AND CAPACITY TESTING Photo Credit: Hanumant Singh / Woods Hole Oceanographic Institution. By Kevin Hardy, Global Ocean Design LLC n ocean lander has many strengths including that produces the current is irreversible. Examples include ? exibility of deployment
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March 2024 - Marine Technology Reporter page: 33regulated industry in the world.” How- ever, commercial success depends on many factors, not least a predictable OPEX. Over the past four years, SMD has worked with Oil States Industries to calculate cost per tonne ? gures for prospective customers. Patania II uses jet water pumps to Oil States’
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March 2024 - Marine Technology Reporter page: 32the hold of the Hidden Gem. All images this page courtesy of TMC Engineers attach ? oat sections to the ? exible jumper hose that connects the four-km-long airlift riser pipe to the collector vehicle on the sea? oor. 32 March/April 2024 MTR #3 (18-33).indd 32 4/4/2024 9:16:09 A
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March 2024 - Marine Technology Reporter page: 31The Allseas-designed production system consists of the Hidden Gem production vessel at the surface, an airlift riser system and jumper hose, and the pilot nodule collector vehicle at the sea? oor. Image courtesy of Allseas www.marinetechnologynews.com 31 MTR #3 (18-33).indd 31 4/4/2024 2:12:41
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March 2024 - Marine Technology Reporter page: 29demand for met- als,” says GSR managing director Kris Van Nijen. “Our focus is on developing a source of high grade, low carbon minerals which can work alongside other strategies to reach the eventual goal of a circular economy and a stable planet.” Canada-based The Metals Company has partnered with Allseas
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March 2024 - Marine Technology Reporter page: 28FEATURE 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).
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March 2024 - Marine Technology Reporter page: 27a critical risk to society, exacerbated by a lack of knowledge, which could be bene? cial for understanding similar volcanoes, particularly along the Paci? c Ring of Fire,” said Skett. USVs are also becom- ing more commonplace, pioneering new ways of understanding the ocean. Current submarine
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March 2024 - Marine Technology Reporter page: 26FEATURE 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
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March 2024 - Marine Technology Reporter page: 25Auerbach explained that ideally, “one ? ed layers of geothermal activity,” noted changes over an area of 8,000 km2. They would have both instruments: seismom- Skett, “and the change in salinity and dis- found up to seven km3 of displaced ma- eters to detect and locate subsurface ac- solved particles for
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March 2024 - Marine Technology Reporter page: 23elatively inactive since 2014, the Hunga Tonga–Hunga Ha‘apai (HT-HH) submarine volcano began erupting on December 20, 2021, reaching peak intensity on January 15, 2022. This triggered tsunamis throughout the Pa- R ci? c, destroyed lives and infrastructure, and generated the largest explosion recorded
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March 2024 - Marine Technology Reporter page: 22FEATURE OCEANOGRAPHIC INSTRUMENTATION & SENSORS Aerial view of HT-HH volcano, showing new multibeam depth data overlaid on islands satellite image. © SEA-KIT, NIWA-Nippon Foundation TESMaP 22 March/April 2024 MTR #3 (18-33).indd 22 4/4/2024 9:08:10 AM
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March 2024 - Marine Technology Reporter page: 19current density can unlock new savings across assets and locations by inform- (including coating breakdown for coated pipelines/structures), ing a decades long data-driven maintenance program based on Life time expectancy of the CP system in years (i.e. remaining highly accurate lifespan prediction for every
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March 2024 - Marine Technology Reporter page: 17being buried in reducing the risk of spill events on pipelines to saving time seabed sediments or under rock dump (pipelines). and money across decades long maintenance regimes. Proximity or cell to cell technologies which also required There are several methods available for measuring CP condi- frequent
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March 2024 - Marine Technology Reporter page: 13at TWR. A familiar with the popular- so did demand for increased capabil- The Slocum Sentinel Glider scales ity this type of platform has seen over ity: longer missions, more sensors – the standard Slocum Glider through an the past two decades, growing from especially high-energy sensors – and increased
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March 2024 - Marine Technology Reporter page: 11assist in identifying mines and act as a neutralization device. About the Author Bottom mines pose even greater chal- David R. Strachan is a defense analyst and founder of lenges. Unlike contact mines, bottom Strikepod Systems, a research and strategic advisory mines utilize a range of sensors to