Shafts & Propellers – Page 5
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NewsRussia'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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NewsFleet 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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NewsHigh 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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SponsoredWärtsilä 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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NewsHigh-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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NewsEfficient 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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NewsPropeller inspection and metrology project
A new joint industry project aims to seek out improved methods for propeller inspection and metrology.
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NewsThordon 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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NewsThordon 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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NewsDNV 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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NewsPartners 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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NewsChinese 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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NewsFirst 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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NewsWärtsilä 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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NewsWaterjets 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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NewsNew propulsion system enables independent engine and propeller control
New propulsion system enables independent engine and propeller control
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NewsKobe Steel certified for stronger crankshafts
Kobe Steel will be able to build smaller, stronger crankshafts after receiving certification from ClassNK to use greater design margins in the manufacture of crank components.
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NewsVan der Velden supplies rudders for mega containerships
Van der Velden Marine Systems is this year set to deliver 100m2 full spade ATLANTIC rudders for five of the largest containerships ever ordered by China Cosco Shipping Corporation.
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