Repair & Conversion

  • Tallink Silja Europa

    Qtagg to overhaul cruise ferry’s propulsion


    Qtagg has won a deal to upgrade a cruise ferry’s propulsion control system, helping to reduce fuel consumption and CO2 emissions

  • CM20221129-6349f-a2a5a

    Caterpillar powertrains for Wilson tugs


    Caterpillar is to support a Brazilian shipping company in the use of tugboat and offshore vessel powertrain technologies and services

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    Dual-fuel containership conversion


    C-LNG Solutions is providing its LNG fuel gas supply system for the conversion of a containership to dual-fuel propulsion

  • Compared to a conventional LNG-fueled vessel, the concept design is expected to feature a conversion-cost reduction of 25% for a VLCC (pictured).

    NYK completes concept design for ammonia-ready vessels


    NYK, MTI, and Elomatic have completed the concept design phase of a new Capesize bulk carrier and a very large crude oil tanker (VLCC) in a project that aims to build LNG-fuelled vessels that can be efficiently converted to an ammonia.

  • Torghatten’s double-ended RoPax ferry was retrofitted with 750kW SRE 340 L propulsors at the end of 2020.

    EcoPeller retrofit cuts ferry’s energy consumption


    Norwegian ferry operator Torghatten Trafikkselskap recently upgraded one of its ferry’s propulsion system with two Schottel EcoPellers and reduced the vessel’s energy consumption by up to 25%.

  • The Gas Gemini will see its MAN B&W 6G60ME-C engine converted to a dual-fuel MAN B&W 6G60ME-LGIP capable of running on LPG

    MAN PrimeServ Wins Chinese DF Retrofit Contract


    MAN PrimeServ has been awarded a contract to retrofit two LPG carriers for Tianjin Southwest Maritime Ltd. – the Chinese liquefied-gas carrier operator. The contract is noteworthy as it will see PrimeServ jointly carry out a conversion project with CMS (CSSC Marine Service Co. Ltd.), the after-sales subsidiary of CSSC ...

  • Berg revised Stena Danica's twin propeller blades, eliminating a cavitation issue and enhancing fuel efficiency in a single project.

    Propeller 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.

  • MSC, WinGD, naval architects Marine Design and Research Institute of China (MARIC) and CSSC agreed to conduct a study project to examine the possibility of converting the main engine of a container vessel to a methanol-fuelled dual-fuel engine during SMM

    MSC, CSSC and WinGD in methanol conversion study


    Classification society DNV is participating in a study project to examine the possibility of converting the main engine of a container vessel to a methanol-fuelled dual-fuel engine. 

  • Bernd Siebert (left) – Head of Retrofit & Upgrades – pictured signing the MoU on behalf of MAN Energy Solutions with Giovanni Canu – Vice President Energy Assets and Fleet Decarbonization, NCL

    MAN and NCLH in 4-stroke methanol conversion study


    MAN Energy Solutions and Norwegian Cruise Line (NCLH) have agreed to conduct a three stage study into retrofitting a medium-speed MAN 48/60 engine to make it capable of dual-fuel diesel/methanol operation.

  • The report compared the economics of retrofitting a 15,000 teu vessel to ammonia and methanol operation.

    Report examines methanol and ammonia containership conversions


    The Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping has published a report: Preparing Container Vessels for Conversion to Green Fuels.

  • Andy McKeran, Chief Commercial Officer, Lloyd’s Register, presenting the AiP certificate to Alberto Fernandez Aullon, Elcano Engineering & Safety Board Director, in a ceremony at Gastech

    LR awards AiP for steam-to-hybrid LNG carrier conversion design


    Lloyd’s Register (LR) has awarded Approval in Principle (AiP) to Empresa Naviera Elcano for their patented steam-to-hybrid conversion design for the transformation of steam turbine LNG carriers to a dual-fuelled propulsion system. 

  • BHP and Pan Pacific Copper have inked a deal to replace one of the deck cranes onboard MV Koryu with a rotor sail, in the first installation of its kind

    Rotor sail system for Pacific combi carrier


    BHP, the mining major, and Pan Pacific Copper, a subsidiary of Japan’s JX Nippon Mining & Metals group, have signed an agreement with Norsepower to install a rotor sails system on board a combination carrier, MV Koryu.

  • SK AUDACE in dry dock of MMHE (Malaysia Marine and Heavy Engineering)

    CMS carries out 36,000 hour maintenance on X-DF engine


    CSSC Marine Service Co (CMS), the worldwide equipment service subsidiary of China State Shipbuilding Corp (CSSC), has successfully completed the world’s first ever 36,000 running hours major maintenance on dual-fuel (X-DF) marine engines.

  • MAN PrimeServ notes that MAN 48/60 engine types that have accumulated more than 80,000 operating hours are particularly suitable for a lifecycle upgrade.

    MAN offers lifecycle upgrade for 48/60 engines


    MAN PrimeServ is now offering its customers the opportunity to retrofit older MAN 48/60 marine and power-plant engines to state-of-the-art MAN 51/60 types as part of its new ‘lifecycle upgrade’ offering.

  • Klaus Rasmussen, Head of Projects and PVU Sales, MAN PrimeServ

    Methanol conversion market poised to takeoff: MAN’s Rasmussen


    Medium term CII compliance concerns are underpinning interest in methanol conversions from container and PCTC sectors.

  • The BW Malacca was the last dual-fuel conversion in a series of 15 LPG carriers owned by BW LPG.

    Dual-fuel retrofit completed for LPG carrier


    BW LPG has converted the main engine of the BW Malacca to dual-fuel with the ship’s MAN B&W 6G60ME-C9.2 type engine retrofitted to an MAN B&W 6G60ME-C9.5-LGIP dual-fuel type capable of operating on fuel oil and LPG.

  • MAN PrimeServ will retrofit the main engine aboard the Daniel K. Inouye to an MAN B&W 7S90ME-GI type capable of operating on LNG and fuel oil

    Matson signs contract for LNG retrofit


    Matson Navigation and MAN Energy Solutions have signed a contract for the retrofit of the main engine aboard the containership Daniel K. Inouye so that it will be capable of running on LNG and fuel oil.

  • The development of the multi-fuel retrofit concept was recently concluded after successful tests at Wärtsilä’s two-stroke engine laboratory in Trieste.

    Wärtsilä launches 2-stroke future fuels conversion platform


    Wärtsilä’s newly launched multi-fuel retrofit platform enables the conversion of 2-stroke electronically-controlled marine propulsion engines, currently running on diesel, to operate on either LNG, methanol or ammonia with minimal off-hire time for the vessel.

  • The Regal Princess followed the Royal Princess (pictured) into service with Princess Cruises in 2014.

    Wärtsilä helps Carnival plan fleet decarbonisation


    Wärtsilä is delivering its new Decarbonisation Modelling Service to Carnival Corporation as the cruise group aims to reduce greenhouse gas emissions across its fleet.

  • Repair yard Malaysia Marine and Heavy Engineering (MMHE) will become an approved installation provider of Silverstream's air lubrication technology.

    MMHE targets air lubrication retrofit market


    Repair yard Malaysia Marine and Heavy Engineering (MMHE) has signed a strategic agreement with maritime clean technology company Silverstream Technologies to facilitate retrofit opportunities for Silverstream’s air lubrication technology.