Shafts & Propellers 13-18 – Page 2
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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.
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NewsWärtsilä Refines its Hybrid FPP Concept For LNGCs
Treating the propeller design and electric motor as integrated components of the shaftline allows higher propulsive efficiency.
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NewsNew notation for enhanced tailshaft condition monitoring and performance
Class society DNV has introduced a new qualified propeller shaft and bearing condition monitoring notation.
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NewsHapag-Lloyd to upgrade 150 ships
Hapag-Lloyd has launched a comprehensive fleet upgrade program to technically modernise its existing fleet.
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NewsSlow-running PM motors to become ‘widespread’
Low-speed permanent-magnet (PM) motors driving large propellers will become widespread “once electrification happens in segments that have traditionally been diesel engine driven”, believes Emil Cerdier, Product Director at Berg Propulsion.
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NewsReport highlights vibration-induced failures
ABS has published a detailed analysis of ship vibration issues which presents the latest developments in vibration analysis, vibration criteria and mitigation measures.
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NewsNew SDARI design uses torsional damper to eliminate BSR
Dr. Chris Leontopoulos, Director of Global Ship Systems Center, ABS Athens discussed the benefits of a new sterntube design for a container feeder vessel design at Posidonia 2022.
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NewsABS Grants AIP for new stern tube design
ABS has granted Approval in Principle (AIP) to the Shanghai Merchant Ship Design and Research Institute (SDARI) for a vessel design with a novel aft layout which eliminates pollution and promotes efficient vessel operations.
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NewsKM to propel new electric ferry
KM to supply propulsion package for world’s largest all-electric double-ended ferry
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NewsNew shaft seal has SRTP benefit
Thordon Bearings has released a new propeller shaft seal with a unique Safe Return to Port (SRTP) design.
