Nanotechnology could provide cleaner fuels

Article Abstract:

Scientists at the University of Aarhus, Denmark, have developed a method of removing harmful sulfur from fossil fuels. Although this new method could be an improvement over the current commercial process, it could prove problematic for residual fuel use.

Denmark, Product information, Petroleum and Coal Products Manufacturing, Fossil Fuels, Methods, Product enhancement, Nanotechnology, Desulfurization, Desulfuration, Energy minerals

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Smooth fast and vibe free

Article Abstract:

Details about the onboard trials of Red Funnel's new fast ferry Red Jet 4 are given that achieved its 35v knot contract speed at only 80 % power and sailed smoothly without vibration. The vessel operates in the Solent in the UK.

Capacity, Design and construction, Ferries, Watercraft

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Hydrodynamic interactions

Article Abstract:

Hydrodynamic interactions between ship hulls, rudder and propeller are being examined by Rolls-Royce. Improvements in numerical methods should contribute to the design process.

Boating industry, Ship propulsion, Marine propulsion systems, Rolls-Royce PLC

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