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ICCT life-cycle analysis finds no climate benefit in using LNG as marine fuel

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The results of a new analysis by the International Council on Clean Transportation (ICCT) show that, when combined with a trend toward higher methane leakage and combustion slip, there is no climate benefit from using liquefied natural gas (LNG) as a marine fuel—regardless of the engine technology.

Mariner 427
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MAN ES reports Tier III exhaust-after-treatment orders for low-speed engines pass 1,000

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Approximately one-quarter of the orders have been for EGR (Exhaust Gas Recirculation) systems, with SCR (Selective Catalytic Reduction) systems accounting for the remainder. The milestone was passed in early January 2021 and is built upon references from the company’s portfolio of ME-B, ME-C and MC-C fuel-oil engines.

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UBC researchers find life-cycle GHG benefits of LNG in marine shipping only from high-pressure dual-fuel engines in ocean-going vessels

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A life-cycle assessment of emissions from domestic and imported liquefied natural gas (LNG), and heavy-fuel oil (HFO) for marine shipping by a team from the University of British Columbia has found that only high-pressure dual-fuel (HPDF) engines robustly reduce well-to-wake GHG emissions by 10% compared with their HFO-fueled counterparts.

Mariner 236
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Rolls-Royce Power Systems road map for climate-neutrality; 35% cut by 2030 from 2019; key role of mtu engines

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By 2030, the Rolls-Royce business unit is to cut greenhouse gas emissions by 35% compared to its 2019 level through the use of new net zero and zero carbon technologies. Or it relates to fuels such as hydrogen, that would not at all emit CO 2 at the exhaust pipe. This is not yet relevant for Rolls-Royce applications.

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Waterfront Shipping takes delivery of second-generation methanol-fueled vessels

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The 49,000 dwt vessels are built with the second generation of MAN B&W ME-LGIM two stroke dual-fuel engines that can run on both methanol and conventional marine fuels. MAN Energy Solutions developed the ME-LGIM dual-fuel engine for operation on methanol, heavy fuel oil (HFO), marine diesel oil (MDO) or marine gas oil (MGO).

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Maersk to pilot 600 kWh containerized battery system on container ship

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A containerized 600 kWh marine battery system will be installed in a trial on board the Maersk Cape Town in December 2019 to improve vessel performance and reliability while reducing CO 2 emissions. Maersk Cape Town was built in 2011 by Hyundai Heavy Industries. Maersk Cape Town length overall (LOA) is 249.12 m, beam is 37.4

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HyMethShip seeks to fuel ship engines with hydrogen from methanol

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In 2019 alone, emissions reached 144 million tonnes of CO 2. Shipping has been one of the fastest-growing sources of greenhouse gas emissions for many years now due to the sharp rise in the trade volume. In this process, the hydrogen achieves a purity level of more than 90%.

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