Shafts and Propellers – Page 2
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NewsSynthetic EALS Linked To Increase In Stern Tube Seal Failures: Report
Gard, the Norwegian-headquartered marine insurance firm, has recently published research into propeller shaft aft seal damage, which noted a “significant increase” in failures following the 2013 introduction by the US EPA of new Vessel General Permit (VGP) rules.
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NewsSchottel celebrates 60 years of CPP
Controllable pitch propellers have been built at Schottel’s Wismar facility for the past sixty years
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NewsHafnia orders orders Wärtsilä propulsion retrofits for tankers
Hafnia, the Singapore-headquartered tanker operator, has awarded Wärtsilä the contract to supply propulsion solutions for ten oil and chemical tankers.
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NewsSingaporean 3D-printed propeller project adds ABS
A Singaporean-led project to manufacture and class a 3D-printed propeller will include support from ABS. The project, which includes Mencast Marine (MMPL), the Singapore University of Technology and Design (SUTD), and the National Additive Manufacturing Innovation Cluster (NAMIC), aims to 3D-print a ship propeller using cutting-edge Wire Arc Additive Manufacturing (WAAM) techniques.
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NewsItalian passenger ferries to get Promas upgrade
Kongsberg Maritime is to supply a Promas Lite propulsion system to Italian passenger ferry operator Moby to improve propeller efficiency on three of its passenger ferries.
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NewsPropeller Trimming: Meeting EEXI Criteria
Panagiotis Leontis, Managing Director at Intership Maritime Inc., FRINA CEng, Chairman of Hellenic Joint Branch (IMarEST and RINA) and Chairman of Hellenic Marine Technical Consultants & Surveyors Association, discusses technical and economic considerations for propeller modifications.
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NewsPropellor power monitoring system gains BV approval
A propellor shaft power monitoring system has gained its second type approval classification
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NewsSchottel propellers for new DF heavy-lift vessels
Schottel has been awarded the contract to supply 4+2 next-generation heavy-lift vessels being built for two European operators with its Schottel ControllablePropellers (SCP).
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NewsA Sea Change In Regional Box Trade
Two newbuild boxships under construction in China for intra-European trade under charter to North Sea Container Line (NCL) will combine Berg Propulsion’s direct-drive solution with the use of methanol fuel. Besides the efficiency gains promised by the particular blend of engineering arrangements, the MAN two-stroke, dual-fuel main engine installation offers a pathway to carbon-neutrality through operation on ‘green’ methanol.
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NewsUlstein signs methanol CSOV deal
The new methanol/diesel/battery hybrid CSOVs feature Ulstein’s twin stern and propellor system
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NewsPropulsion upgrade helps Oslo Bulk to ensure fleetwide EEXI compliance
Bulkship Management, the Oslo-based ship manager, has signed a significant contract to implement Berg Propulsion’s straightforward ‘EPL for EEXI’ power limitation solution across 10 ships trading in US Gulf and Caribbean waters.
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NewsStolt Tankers opts for graphene-based coating for tankers
Following a successful trial in 2022, Stolt Tankers has signed a two-year agreement to apply an innovative graphene-based marine coating to the propellers of 25 of its vessels in 2023.
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NewsSteerprop increases Arctic exposure
Steerprop, the leading designer and manufacturer of propulsion systems for tough Arctic conditions, has appointed Tom Ekegren as Arctic Segment Director.
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NewsKM propulsion package for Philippine Navy PSVs
Kongsberg Maritime will supply a propulsion package for a series of six 94-metre offshore patrol vessels to be built by Hyundai Heavy Industries for the Philippine navy.
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NewsOnboard Comfort Pivotal To Propeller Series
A new propeller design series tailored to the needs of cruise vessels is being developed under a Dutch-led joint industry project (JIP).
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NewsSmall Propeller Defects Can Result In Increased URN
The slightest deviation in the machining, polishing, and finishing of ships’ propeller blades could result in underwater radiated noise and cavitation, even if defects are within the maximum tolerance allowed by classification societies and the ISO 484-1 standard.
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NewsDMC to supply rudders for German frigates
DMC is to supply eight rudders for four F126 frigates currently under construction for the German navy
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NewsSolvang orders propulsion upgrade to meet EEXI standards
MAN Energy Solutions’ PrimeServ after-service team is to provide a propulsion upgrade for a 2007/2008 gas carrier owned by Solvang ASA. The propulsion upgrade also includes the introduction of main-engine power limitation and optimisation of the existing CP propeller and aft-ship system to enable it to meet impending EEXI regulations.
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NewsPropeller blade upgrade cuts fuel consumption
Berg Propulsion has secured a substantial reduction in fuel consumption and vibration for a long-serving Baltic ferry, after a propeller blade replacement.
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NewsABS grants AiP for hybrid LNG carrier
ABS has awarded approval in principle (AiP) to Daewoo Shipbuilding & Marine Engineering (DSME) for its hybrid power system, a configuration previously limited to smaller vessels, to aid large LNG carriers.
