Repair & Conversion

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    UK Backs Methanol Retrofit Project


    Cummins’ proposal to collaborate with maritime partners in the development and deployment of a methanol conversion kit for its QSK60 engine has qualified for UK research funding.

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    Hafnia 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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    Space saving concept for methanol-fuelled vessels developed


    Lloyd’s Register (LR), in collaboration with SDC Ship Design and Consult, has developed a new concept for the use of ballast water tanks in place of cofferdams around methanol tanks, allowing ship operators more space for methanol fuel technology.

  • The ‘Torghatten’ will be retro-fitted with Schottel’s EcoPellers Photo: Schottel

    New Fuels Change Lifetime Equation For Equipment


    OEMs, like shipowners, are facing the increasing need to ensure the operational flexibility and fuel efficiency of their power and propulsion systems as expensive new fuels gradually take hold.

  • Rudolf Holtbecker

    Concerns about dual-fuel supply chain for engine makers overstated


    While the overwhelming majority of vessels in operation continue to run on compliant conventional fuels, there is an emerging consensus that moving towards a decarbonised future will require assets to have greater fuel flexibility.

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    Aegir to introduce remanufacturing with decades-old thruster refurb


    Aegir Marine has launched a project to remanufacture a decades-old ship thruster. The project will take place in a purpose-built remanufacturing laboratory set up by Aegir Marine. It is the first project to be undertaken by a recently-established network of specialist companies and organisations that share knowledge and expertise on the subject of remanufacturing.

  • Hurtigruten MS Richard With

    Hurtigruten ESS and engine retrofit delivers 23% CO2 emissions cut


    Norwegian ferry and cruise operator Hurtigruten has achieved a 23% reduction in CO2 emissions on its 121-metre passenger vessel MS Richard With in the first year of service after the conclusion of a retrofit programme. The extensive retrofit by Kongsberg Maritime saw the vessel’s engines replaced with low-emission Bergen engines and the installation of 2.24MWh capacity battery pack.

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    Alt fuel retrofit ambitions face yard capacity and capability constraints: LR


    A new Engine Retrofit Report by Lloyd’s Register concludes that a shortage of repair yards with experience in conversions may hinder the take up of alternative fuel technology by the existing fleet.

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    First reference for Corvus gas-safe PEMFC solution


    In a first for Corvus Energy, its inherently gas-safe Pelican hydrogen PEM fuel cell solution has been specified for a retrofit installation on board a fishing and training vessel operated by a Norwegian educational establishment. The 35-metre long vessel will be the first of its kind, combining both fuel cells and batteries in a fishing vessel.

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    Brunvoll chooses Leclanché for ferry retrofit


    Leclanché is to supply a 940 kWh Navius MRS-3 battery energy storage system for a ferry conversion

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    Newport Shipping adds HRDD to partner network


    Newport Shipping has announced that it has added Chinese Huarun Dadong Dockyard Co., Ltd. (HRDD) to its network of partner shipyards.

  • WTZ Roßlau has specific expertise in conducting research into hydrogen vectors on its single-cylinder test engines (credit: WTZ Roßlau)

    MAN ES participating in 4-stroke methanol retrofit research project


    MAN Energy Solutions has launched a project to develop retrofit solutions for medium-speed marine engines. The ‘CliNeR-ECo’ project includes partners from industry and research institutes, and will run until the end of 2025. Research association comprising MAN Energy Solutions, WTZ Roßlau gGmbH and TU Darmstadt start ‘CliNeR-ECo’ project.

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    Hapag-Lloyd and Seaspan ink 15+45 MeOH retrofit deal


    Seaspan Corporation (Seaspan), the containership owner and manager, in collaboration with Hapag-Lloyd, have signed a Conversion Commitment Agreement with MAN PrimeServ. The deal covers the retrofit of the main engines aboard 15 container vessels equipped with MAN B&W S90-type main engines to dual-fuel MAN B&W ME-LGIM types capable of operation on green methanol. The Agreement includes 45 optional engine retrofit solutions.

  • SDA at Rosyth

    Maintenance completes on polar research ship


    Work has completed to maintain the RSS ’Sir David Attenborough’ before setting out again for Antarctica

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    Stena Line plans series of methanol conversions


    Stena Line plans to convert a number of its vessels to dual-fuel operation, capable of operation on methanol as fuel. While the specific details of the order have not yet been announced, Stena Line has awarded Wärtsilä a contract to carry out and convert some of its vessels to operate on methanol fuel. 

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    AiP for green retrofit solution


    RINA has awarded AiP for Aurelia’s green retrofit solution for Newcastlemax bulk carrier

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    Retrofit challenges could hamper timely reduction of emissions


    Class societies are actively collaborating with yards and manufacturers to ensure successful and timely engine retrofit projects, but there are challenges.

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    First MAN 48/60 MeOH retrofit will use low-pressure port fuel injection


    MAN Energy Solutions has confirmed that it will upgrade a 48/60 engine to a 51/60 using a low-pressure injection strategy as its first retrofit of a 4-stroke diesel to dual-fuel MeOH.

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    Maersk to retrofit 11 container vessels to dual-fuel methanol operation


    A.P. Moller – Maersk, the Danish logistics company, has awarded MAN PrimeServ a contract to retrofit the main engines aboard 11 container vessels equipped with MAN B&W 8G95ME-C9.5 prime movers. These will be retrofitted to dual-fuel MAN B&W 8G95ME-LGIM10.5 types capable of operation on fuel-oil/methanol.

  • Highland Chieftain #2

    Royston completes OSV overhaul


    Royston has completed a complete overhaul of a Tidewater Marine OSV’s diesel power plant system