Figure 1 A self-righting vehicle design with buoyancy high and weight low, WHOI’s SeaBED AUV captures the attention of a pair of curious Antarctic penguins as it is deployed from the British research vessel James Clark Ross. Vehicle designers allowed for temperature reduction of battery capacity. Recharge
LANDER 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
elatively 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
Editorial NIWA-Nippon Foundation TESMaP/ Rebekah Parsons-King www.marinetechnologynews.com ast month marked the resounding NEW YORK 118 E. 25th St., New York, NY 10010 return of Oceanology Interna- Tel: (212) 477-6700; Fax: (212) 254-6271 tional in London, perennially one Lof the world’s most important
vessels (CTVs). The training uses the lat- educators do still now have an “attention economy” to consider. est ship-handling simulators to reproduce the movement of MarinePALS founder Captain Pradeep Chawla says that a vessel pushing against an offshore wind turbine in severe people are used to accessing
? ts; the predictability from within. There’s no better place that allows for upward of our rotations; and the time off compares favorably with the movement for mariners than MSC. commercial maritime industry. The Maritime Administration maintains a num- What are some of the programs you have ber of sealift
RADM PHILIP SOBECK, MILITARY SEALIFT COMMAND Photo by Brian Suriani USN Military Sealift Command From a global supply chain perspective, What makes MSC so vital to the we’ve learned a lot about dealing with Navy’s ? eet and our military disruptions. COVID delivered a big forces around the world? wake-up
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
Back to the Drawing Board When Efficiency Does Not Help Sustainability By Rik van Hemmen y brother and I had a discussion about methanol This study concluded that the Toyota Prius Prime is the green- where we concluded that methanol is a prom- est car you can buy in the United States. ising sustainable
Maritime Safety © Roman/AdobeStock SIRE 2.0: Navigating the New Horizon of Maritime Safety By Captain Aaron Cooper, Programs Director, OCIMF he maritime industry is on the cusp of a signi? cant preparing vessel operators and vessel assurance teams for the transformation with the launch of the Ship
Training Tips for Ships © By tuastockphoto/AdobeStock Tip #58 Enhancing Behavior-Based Safety By Murray Goldberg, CEO, Marine Learning Systems ave you ever heard the term “Behaviour-Based environment where each individual feels personally respon- Safety”? Although the term itself is relatively sible for
Contributors 6 Editorial 8 Training Tips for Ships 20 Interview: Rob Langford, ABS Behavior-Based Safety ABS’ VP of Global Offshore Wind dissects market movements in U.S., as well as 10 Maritime Safey the vast potential in ? oating wind. SIRE 2.0 By Greg Trauthwein 12 Back to the Drawing Board Ef? ciency
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,
There are ? ve major paint catego- lenges in shipyards is managing small building is a multifaceted endeavor ries in new construction shipbuilding: parts, which are prone to surface rust that demands integrative systems before installation. Optimizing the planning, as well as adoption of new 1.
Tech File Optimizing Blast and Paint Processes in New Construction Shipbuilding By Colin Gallagher, Director of Shipyard Optimization, BlastOne International The ef? cacy of surface preparation and coating appli- 1. Raw material entry cation in the new construction shipbuilding industry is 2. Painting
Feature Electric Tugs the construction of which has fallen behind schedule. “When you’re out on the leading edge of these technolo- gies, everything has to catch up,” Manzi said. “Permitting has to catch up, regulation has to catch up, standards have to catch up. And we’ve faced all three of those challenge
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
such operations. depth and dimensions to accommodate vessels and Importantly, Ramassini advises BOEM of the USCG’s to allow for the orderly and safe movements of recent work on ocean transit and wind towers. He directs vessels transiting to or from ports. • A TSS – traf? c separation scheme – is a
Tech Files Latest Products & Technologies MarineShaft Yanmar Hydrogen MarineShaft specializes in urgent re- Fuel Cell AIP pair/replacement of damaged rudder and Yanmar Power Technology Co., Ltd. propeller equipment along with many (Yanmar PT), a subsidiary of Yanmar on-site repair services. MarineShaft
EAL AND STERN TUBE DAMAGES STACKING not forget any oil leak, big or small, can be catastrophic to the marine environment and marine life, with some EALs found to THE DECKS be only slightly less damaging than the phased-out traditional WITH BEST-IN-CLASS MARINE oils,” said VP of Business Development
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
MARKETS FPSO technology dominates the region’s FPS demand. duction and storage of low and zero emission energy carriers, In all, 18 countries in West and East Africa are expected such as methanol and ammonia. One exciting development to receive new FPSOs, FLNGs and FPUs between 2024 and leverages
THE PATH TO ZERO Methanol’s Superstorage Solution Technical inquiries to SRC Group ramped up after it received Approval in Principle (AIP) for a concept which ‘reinvented methanol fuel storage’ on board ships. Delivering the answers has seen technical talk converting into project discussions