A routine oil and filter change in the tight quarters of the engine room onboard a boat is normally a messy and awkward job. Buckets of used lube oil and filter cartridges must be lugged up the narrow galley stairs for disposal and new oil and filters must be carried down the stairs,
The recently developed Damen ASD Tug 2411 is a real push-pull ASD Tug. designed primarily for working over the bow. This tug is a powerful 4.200 kW vessel that develops a bollard pull of around 70.000 kg; full ahead to full astern in a ship's length, turning around in 10 seconds.
The subject of the January meeting of the Philadelphia Section of The Society of Naval Architects and Marine Engineers was "Waterjet Propulsion." Considering the U.S. Navy's latest philosophy of smaller, faster, ships, the paper was very timely.
Omnithruster is a new system for use aboard commercial, fishing, scientific, government, pleasure and special-purpose vessels such as cushion craft and hydrofoils. Of unique design, for which patents have been applied, the system provides thrust through port and starboard jets,
Despite a fall in the overall number of vessels forecast to be delivered Irom shipyards until 2007. the value of the propulsion systems installed in newbuilds is expected to show a rise from 2004, reaching nearly $5-billion by 2007 on the strength of increasing power requirements.
Abeking & Rasmussen introduced its SWATH vessel concept under the brand SWATH@A&R, a design which takes into account the effects of a vessel's motion on the crew's ability to maintain concentration, and thus the proper control. The vessel offers
Bath Iron Works has placed an order of $50 million with General Electric for the company's LM- 2500 marine gas turbines to power the U.S. Navy's Oliver Hazard Perry-Class guided missile frigates. The contract was announced by O.R. Bonner, general manager,
Environmental Sustainable Development. It's a concept that has sparked a multitude of papers, essays and analysis, yet the notion of sustainable development has still to be fully recognized by the maritime world. Or has it? Invasive species, harmful