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
LANDER LAB #10 Photo courtesy West Mountain Radio Photo courtesy of Clarios/AutoBatteries.com Figure 6 The West Mountain Radio Computerized Battery Analyzer (CBA V) attaches to a Figure 5 laptop by a USB-B cable, and to a battery by Powerpole® Connectors. Exploded view of an AGM lead-acid battery.
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
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
Auerbach 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
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 Economy Podcast. He serves at Scripps Institution of on several boards, is a fellow Oceanography/UCSD. He
SENSING REMOTELY OPERATED VEHICLES AND SURVEY Silicon Sensing Systems Ltd, Clittaford Road Southway, Harvest Technology Group, 7 Turner Avenue All American Marine, 1010 Hilton Ave., Bellingham, WA , Plymouth, Devon PL6 6DE United Kingdom , UK , Technology Park Bentley, Australia 6102 , tel:61 USA
mantras are ‘learn from the established European model’ and ‘embrace technology transfer from the offshore oil and gas sector.’ In Robert Langford, the American Bureau of Shipping has all of that and more bundled in one neat package. Langford recently visited with Maritime Reporter & Engineering News on
and use EV’s to the rapid pace of technology. or methanol to mine lithium for As near as I could establish, the batteries. That is, if we still need American Council for an Energy lithium for batteries by then. Ef? cient Economy is an earnest There are those who argue that and well-meaning organization
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action window si? cation society DNV to con? rm that 4. Azipod DI wiping systems for marine and other specialized applications. Optimum The American Bureau of Shipping the fuel cell design meets all the ap- window coverage can be achieved (ABS) has granted approval in principle plicable maritime
future upgrade to hybrid pro- pulsion. It will support Ørsted and Eversource’s portfolio of offshore wind farms in the Northeast, including the Revolu- American Offshore Services tion Wind project in Rhode Island and the South Fork Wind and Sunrise Wind projects in New York. The vessel will be An of? cial
years ago amid calls for “30 by 30” (30 gigawatts (GW) of offshore power gen- erated by 2030). At a February 2024 New York event hosted by Hellenic American and Norwegian American Chambers of Commerce (the HACC NACC conference), Charlie Papavizas, partner at law ? rm Winston Strawn appearing on an
navigational safety risk assessments. offshore turbine reach 853 feet above sea level.) Overall, however, navigation is just a brief reference within American Clean Power (ACP), the wind industry advo- cacy group, in comments to BOEM, takes on this issue. BOEM’s Notice: one paragraph in 12 pages. The Coast
yards. This capacity has Without a strong, forward-think- gaps that allow for the shipyard in- not been outsourced like many other ing comprehensive American mari- dustry to plan for investments in their critical manufacturing sectors, like time strategy, advancing predictable infrastructure and workforce
OpEd Shipbuilding U.S. Commercial Shipbuilding and Repair Industry Ensures American 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-
Insights Jennifer QQQQQQQQQAAA & Carpenter President & CEO, American Waterways Operators The towboat, tug and barge industry is in a pe- CARB’s harbor craft rules have been center riod of rapid evolution. How is AWO—now in its stage of late. AWO’s stance on the situation has 80th year of existence—adapt
By the Numbers US Inland Waterways: Economic Impact by State In 2021, nearly 500 million tons of goods valued at more than $158 billion moved on the U.S. inland waterways system, which includes a vast network of 12,000 miles of connecting waterways and 219 locks. The U.S. Department of Transportation
38 Tech File: Blast & Paint 48 Advertisers Index By Colin Gallagher, BlastOne International Jennifer Carpenter, American Waterways Operators By Eric Haun On the Cover Marine News recently traveled to the Tenth Avenue Marine Terminal in San Diego to visit Crowley’s new
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Image Seaspan Corporation/Foreship By Greg Trauthwein orking with ship designer Foreship and the in large quantities for various industrial purposes, American Bureau of Shipping (ABS), Sea- and it is widely traded, making it a practical option span Corporation continues work to develop for shipping
AMERICAN ROLL-ON ROLL-OFF CARRIER (ARC) operate a US ? ag ship just for the MSP customer through that global network. As an example of “clarity and con- stipend. It’s a cargo driven industry, and We are certainly a unique business unit sistency,” Ebeling points ? rst to “the those cargoes help to
AMERICAN ROLL-ON ROLL-OFF CARRIER (ARC) “MSP really only works when it’s hand in glove with the cargo preference laws. Those are the laws that generate the cargo that moves on US ? ag vessels. Really, it’s cargo – those preference cargoes – that’s the key incentive for US ? ag operators in internatio
COVER FEATURE ARC KEEPING THE CARGO ROLLING With a ? eet of nine U.S.-? ag RoRo ships, American Roll-On Roll-Off Carrier Group (ARC), is the U.S.’ premier commercial RoRo carrier of U.S. government and military cargo. As the world becomes an increasingly contentious place, Eric P. Ebeling, President