Photo courtesy Global Ocean Design Figure 7 A 35Ah AGM lead-acid battery is tested using the West Mountain Radio CBA to show the effect of simply ? lling the battery voids with mineral oil as a compensating ? uid. The CBA is programmed to cut-off at a voltage of 10.50v. The top line (red) shows the
system that utilizes mechanical and The Metals Company recently signed a binding MoU with hydraulic technology. Paci? c Metals Corporation of Japan for a feasibility study on The company’s SMD Q-Collector range is available in a vari- processing 1.3 million tonnes of wet nodules per year, and
volcano was devoid erupted, scientists from NIWA and the of biology but features as close as 15 km Surfacing Subsea Discoveries Nippon Foundation of Japan mobilized away still had abundant life, including the Tonga Eruption Seabed Mapping Even before the recent HT-HH erup- corals, sponges, star? sh
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
Index page MR Apr2024:MN INDEX PAGE 4/5/2024 1:33 PM Page 1 ANCHORS & CHAINS MILITARY SONAR SYSTEMS tel:+44 (0) 1752 723330, [email protected] , www.siliconsensing.com Anchor Marine & Supply, INC., 6545 Lindbergh Houston, Massa Products Corporation, 280 Lincoln Street, SONAR TRANSDUCERS
contractors worldwide. – Juha Rokka, nautelnav.com | email: [email protected] CEO and co-founder, Groke Technologies nologies: Mitsubishi Corporation, Japan’s Asia and Europe. with professional development mate- largest trading house and a partner since It takes less than a day to install the sys- rial
, undertaken at Smartship Australia. though, if they think that the average attention span of adults NYK has secured certi? cation from ClassNK for Japan’s today is just eight seconds, one second less than gold? sh. The ? rst training program for crew members of offshore wind in- science behind these
FEATURE INTERVIEW track missiles and warheads for the Mis- sile Defense Agency, and it travels with its support ship, the MV Hercules. For our Service Support ships, we have the two hospital ships, USNS Mer- cy and Comfort; two rescue and salvage ships; two submarine tenders; and the Sixth Fleet ?
RADM PHILIP SOBECK, MILITARY SEALIFT COMMAND With COVID, we had to make some hard choices for our Do your CIVMARs have upward mobility? mariners because we couldn’t rotate. Many of our mariners The Navy has Sailors who become “Mustangs,” and work found other employment, and were able to use their skills
hydro-acoustic design of a propulsor that delays cavitation meets its underwater noise limits. This will require specialized inception and cavitating area. The third approach should be test sites or specialized mobile underwater testing equipment. isolation mounting of a vibro-active equipment and
Book Review Approach to Meeting Underwater Radiated Noise Limits Def ned By Raymond Fischer uantitative underwater radiated noise limits will construction inspections, 5) possible training with respect to be developed shortly by IMO, and/or countries salient design/construction essentials, 6) compliance
Authors & Contributors MARITIME REPORTER AND ENGINEERING NEWS M A R I N E L I N K . C O M ISSN-0025-3448 USPS-016-750 No. 4 Vol. 86 Maritime Reporter/Engineering News (ISSN # 0025-3448) is published monthly Cooper Fischer Goldberg except for March, July, and October by Maritime Activity Reports, Inc.
Vessels General Arnold Chasse, La. The 32-inch CSD will immediately begin work on Phase Four of the Corpus Christi Ship Channel Improvement Project. The project will bene? cially reuse 100% of the dredged material removed from the channel deepening and widening. The General Arnold is the newest,
Feature Electric Tugs All images courtesy Eric Haun The eWolf’s power integrates into eWolf features a 6.2 MWh Orca ABB’s DC grid architecture, which battery energy storage system distributes to all the consumers from Corvus Energy. throughout the vessel. 12 to 16 inches. If you’ve got 14 inches and
Feature Shipbuilding Loumania Stewart / U.S. Coast Guard focus), which require very different business systems to be in place. “We’ve been able to do both,” he said, noting that having systems in place for government jobs makes East- ern Shipbuilding “move-in ready for the Navy and other DOD agencies
though indirectly and not linked to navigation concerns, say, for NOAA’s own ? eet. Rather, NOAA hands-off the issue to its Integrated Ocean Observing System which suggests that BOEM include a requirement, as a condition of project ap- proval, that wind companies “must develop a high frequency radar
Feature Navigation “Wind Turbines: The Bigger, the Better” – USDOE Of? ce of Energy Ef? ciency & Renewable Energy, August 24, 2023 ast December the Bureau of Ocean Energy Man- Agencies write: we want to advance wind energy, but ocean agement (BOEM) published a proposed sale no- areas can only yield so
Strength at Sea By Matthew Paxton, President, Shipbuilders Council of America As Senator Roger Wicker force, the U.S. is falling behind. China, Korea and Japan of Mississippi once said, “Growth in commercial ship- continue to dominate the world’s total tonnage—95% of building facilitates growth in the battle
Insights tion on a couple of issues, including engine room crew- For AWO, as an organization, what is its top ing on ATBs with automated systems. This is an issue priorities for the coming six to 12 months and that Congress thought that it addressed in the last Coast what’s being done to address them? Gua
Q&A Increasingly, cyber security has been gaining focus as an area of concern across maritime supply chains, and recently the Coast Guard has been tasked with creating and enforcing maritime cyber standards. What do you hope to see from these standards as they are drafted and put to use? Two key
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of Yanmar on-site repair services. MarineShaft has a unique repair technique for putting Holdings, has achieved a milestone as the ? rst company in Japan to receive bent shafts and rudder stocks straight the Approval in Principle (AiP) for its with full-class approval. Its repair his- "Maritime Hydrogen
OPINION: The Final Word GAO: USCG Should Address Workforce Recruitment and Retention Challenges By Heather MacLeod, Director, GAO’s Homeland Security and Justice team he Coast Guard has strug- Coast Guard established cyberspace as vessels to determine whether they meet gled for years to recruit an
EAL AND STERN TUBE DAMAGES “Our recommendations “A good bearing are simple. Please design is have good control over important.” your oil quality in the primary barrier, the aft – Øystein Åsheim Alnes sealing system,” Head of section for Propulsion and Steering, – Arun Sethumadhavan DNV