C Raymond Hunt

assist 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

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.

“As a WHOI scientist myself 20 years ago, I was ‘customer number one’ and applied early versions of the NBOSI sensor technology to my ? eets of Webb Research, now Teledyne Slocum, gliders, L3Harris (OceanServer) Iver2 vehicles, and Liquid Robotics Wave Gliders.” Dave Frantantoni, CEO calibration.

EARNED ITS SEA-LEGS By Edward Lundquist he Swiss-Swedish joint-venture UMS Skeldar V-200 mum take-off weight of 235kg, a maximum speed of 75 knots vertical take-off unmanned arial system (VTUAV) and a payload of up to 40kg. It can take off and land automati- has earned its sea-legs. The V-200 has been

MTR 100 Source: Verlume Verlume’s in-? eld resident AUV charging and communication station has been deployed as part of the Renewables for Subsea Power project in Scotland. Sensor and instrument supplier RBR aims for low power there is no energy source available for charging, applications consumption

TOOLING & MANIPULATORS THE HUNT FOR UXO Detection and remediation of unexploded ordnance (UXO) certainly ? ts the bill when talk turns to removing the diver from dirty, dif? cult and dangerous situations. Here’s a look at a few systems that are making waves. reensea Systems demonstrated its capabilities

Proven Performance derlying considerations raised - it is important, however, to accurately acknowledge the history of these events. ...one million MTS is a professional society that convenes experts from nautical hours government, academia, and industry on topics of interest to the community and

July/August 2023 On the Cover Volume 66 • Number 5 Chris Gibson, CEO, VideoRay. © VideoRay 8 OceanGate Titan’s Loss Should Not Stop Exploration Changes may be needed, but innovation and exploration must go on in the wake of the loss of Titan. By Rear Admiral (ret.) Tim Gallaudet, PhD 20 ROV Interview Ch

© NMHA Diorama of commercial whale slaughter. Bahrs collection. more dif? cult to hunt with traditional rowed whaleboats. But and expensive measures. especially after WWII, they became fair game with the use A single humpback whale death is a different story. It is of high-speed motorized whale hunters

Back to the Drawing Board Image courtesy Abby van Hemmen Dealing with the Whale in the Bight By Rik van Hemmen his is going to be about whales, but it will actually whales are incredibly endangered. They were hunted to near be an engineering discussion rather than a nature extinction because they were

Vessels New Launch for St Johns Bar Pilots Gladding-Hearn pilot boat since 1962. Designed by Ray Hunt Design, the all-aluminum launch measures 35 feet overall. It has a 13-foot beam, including the foam collar, and a 3-foot draft. The deep-V hull features a steep 24-degree dead-rise at the transom that

Vessels Hayden Grace ert Allan Ltd. ordered by Bay Houston. The design team and the client worked to address operational challenges the vessel would face. Main features of this latest RApport de- sign include compact size and shallow draft allowing it to operate in more con? ned waterways than previous

Tech Files Innovative products, technologies and concepts Kraken to Provide SAS to HII’s New Medium Class UUV Kraken Robotics said its AquaPix Min- iature Synthetic Aperture Sonar (MIN- SAS) System has been selected as the standard payload offering on HII’s new REMUS 620 Medium Class UUV. HII selected

GLIDERS uilding useful datasets that allow a better under- now also working in the defence realm, including developing standing ocean of ocean variables has long been a towed array system for gliders under the UK Royal Navy’s a challenge. It’s not that long ago that ocean tem- Project HECLA. perature

EYE ON THE NAVY AUTONOMOUS BOATS plishment, but also the hull, mechanical and electrical (HME) with robust anti-access and area denial (A2/AD) capabilities. maturity that Congress is demanding before proceeding ahead If the U.S. Navy wants to keep its multi-billion-dollar capi- with robust acquisition of

MTR 100 PLYMOUTH MARINE LABORATORY TRITECH INTERNATIONAL XSENS PLYMOUTH MARINE LABORATORY A team of scientists from Plymouth Marine Laboratory have ‘trained’ an Ar- ti? cial Intelligence (AI) model to recog- nize and classify the different types of marine plastic captured in images shot by a video

Falmouth Scienti? c, Inc. www.falmouth.com Falmouth Scienti? c, Inc. (FSI), a provider of sensor and sur- vey solutions for applications in salt and fresh water environ- ments, has a long and storied history intertwined with many other companies and innovators in the space. Celebrating its 33rd year

MN Gladding-Hearn Shipbuilding Gladding-Hearn Shipbuilding An Incat Crowther licensee since 1987, Gladding-Hearn G -H SLADDING EARN HIPBUILDING became the second shipyard in the country to build high- For almost 65 years, Gladding-Hearn Shipbuilding has speed passenger catamarans and has built the

SHIP DESIGN THE NUCLEAR OPTION “This is where there is excitement for marine applications. (SMRs) are high- temperature fast spectrum Gen IV reactors. Two main types of coolant salts — ? uoride and chloride. (They) can feature 20- to 40-year refuelling cycles.” – Philip Lewis, Director of Research

t’s a sector now dominated by lithium batteries. But as various players, including navies, look to increase en- durance even further, fuel cells are also, once again, being considered. The choices might seem straight for- ward, but there are trade-offs, even between types of lithium battery. Choice of

People & Companies Waterjet propulsion systems suppli- Fagan Con? rmed as er Marine Jet Power announced it has USCG Commandant appointed Kevin Kirby as president of Adm. Linda L. Fagan has been con- ? rmed as the 27th Commandant of MJP, Inc. and regional sales director of Fagan Schultz the U.S.

In the Shipyard Latest Deliveries, Contracts and Designs Aquarius Eco Handymax II: Zero Emission Handymax Bulker Photo: Ulstein The global push for Ulstein Thor: Zero Emission Cruise Ship decarbonization in the lstein unveiled a vessel concept that it pose ‘power station’ that will enable a new