Shafts & Propellers – Page 3
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News
Wärtsilä WXJ waterjets gain catamaran reference
The first installation of the Wärtsilä WXJ series of modular waterjets will be carried out on a new 100m long wave-piercing catamaran ferry being built for the Government of Trinidad and Tobago at the Incat shipyard in Tasmania, Australia.
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NewsWärtsilä to upgrade modular waterjet range
Wärtsilä is to overhaul its light weight modular waterjet range, introducing a new axial pump design, which will boost performance by increasing thrust by as much as 3%. The upgraded design also features improved cavitation margins, which will lower noise levels.
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News
INNOVATIVE PROPELLER TECHNOLOGY TO REDUCE URN
A revolutionary new technology capable of substantially reducing the underwater radiated noise (URN) has been developed by Strathclyde University and Oscar Propulsion, a UK-based innovation and technology transfer company.
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News
DMC signs first Turkish order
Netherlands-based Damen Marine Components (DMC) has signed its first order with a Turkish shipyard to supply steering equipment for a fishing trawler.
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News
Russia's USC develops variable-pitch propeller system
A Russian shipyard hopes to promote a variable-pitch propeller system to civilian customers, taking advantage of technology developed for the Russian navy.
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News
Fleet bearing problems solved
Thordon Bearings has completed a range of water-lubricated and grease-free bearing installations to a third salt lugger in the Salinor/Navenor fleet, following the successful retrofitting of bearings to problematic newbuilds.
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News
High efficiency propeller reduces fuel costs
Sharrow Engineering has completed the final phase of testing on its high efficiency propeller, which offers ship operators 9-15% more efficiency than the industry standard and reduces fuel costs.
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Sponsored
Wärtsilä Sea-Master
To help safeguard equipment, maximise vessel performance and reduce lifecycle costs, Wärtsilä has developed the Wärtsilä Sea-Master system, launched in September 2016.
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News
High-tech tools deliver efficient propulsion design
Investment in cutting edge design tools are helping Teignbridge Propellers in its investigation into efficient propulsion systems as part of a UK-funded project.
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News
Efficient shaft generator for bulk carriers
WE Tech Solutions has supplied its energy efficient Solution One (Economic Operation Solution) together with direct drive permanent magnet shaft generator to Vulica Shipping’s two 68000dwt self-unloader bulk carriers.
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News
Propeller inspection and metrology project
A new joint industry project aims to seek out improved methods for propeller inspection and metrology.
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News
Thordon Bearings advocates the green approach
Thordon Bearings has been advocating the use of green technologies to help slash operation costs for shipowners.
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News
Thordon strengthens position in container market
Thordon Bearings is cementing its position in the containership market with another order for its Compac water lubricated propeller shaft bearing concept.
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News
DNV GL tackles stern tube failures
Class society DNV GL has revised class rules for single shaft bearing installations and introduced two shaft alignment notations in the wake of a reported upsurge in stern tube bearing failures.
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News
Partners harness waste heat and shaft energy
Mitsubishi Heavy Industries and Wärtsilä are to jointly market a new energy solution that deploys both waste heat recovery (WHRS) and power take-off/in (PTO/PTI).
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News
Chinese shipbuilders spearhead the return to water lubrication
Thordon Bearings has received another order from a Chinese shipyard which it says indicates more of the country’s shipbuilders are specifying water lubricated propeller shafting arrangements as standard.
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News
First class-approved 3D printed ship propeller unveiled
Damen Shipyard Group has displayed the world’s first class-approved 3D printed propeller at its headquarters after a collaborative project between RAMLAB, Promarin, Autodesk, Bureau Veritas and Damen.
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News
Wärtsilä pre-swirl stator promises improved fuel efficiency
Technology group Wärtsilä has launched a pre-swirl stator, EnergoFlow, that it claims can offer fuel reductions of up to ten percent, with a payback time of less than two years.
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News
Waterjets to help boost ferry performance
A ferry operator hopes to keep its competitive edge by powering a new high-speed catamaran with waterjets.
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News
New propulsion system enables independent engine and propeller control
New propulsion system enables independent engine and propeller control
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