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Aquarius Engines unveils free-piston linear engine operating on 100% hydrogen

Green Car Congress

Israel-based Aquarius Engines unveiled a hydrogen-fueled version of its free-piston linear engine new hydrogen engine. The 10kg machine, based on the same technology as the original patented single-piston linear engine, operates exclusively on hydrogen.

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Argonne study finds BEVs can have lowest scheduled maintenance costs, but highest cost of driving

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The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).

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Hamburg project testing use of liquid hydrogen in aviation maintenance and ground processes

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Funded by the Hanseatic City of Hamburg, Lufthansa Technik will work with the German Aerospace Center (DLR), the Center for Applied Aeronautical Research (ZAL) and Hamburg Airport over the next two years to design and test maintenance and ground processes in handling hydrogen technology.

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Cummins to launch new X10 engine in N America in 2026; next in the fuel-agnostic series

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Cummins will launch the next engine in the fuel-agnostic series, the X10, in North America in 2026. This engine, named as part of the X engine family, is positioned to replace both the L9 and the X12 with the versatility to serve both medium- and heavy-duty applications. The engine is built on Cummins’ fuel agnostic platform.

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Cummins B6.7 Performance Series engine now features stop-start capability

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to further cut fuel consumption as well as overall maintenance costs. Specially developed bearings in the engine, along with upgrades to the flywheel ring gear and starter motor, support long life and reliable performance with frequent starts. When all criteria are met, the engine will stop. Cummins Inc. Cummins Inc.

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MAN Engines puts first dual-fuel hydrogen-powered engines for workboats into operation

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MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are twelve-cylinder diesel engines of type MAN D2862 LE448, each with an output of 749 kW (1019 hp) at 2100 rpm. —Werner Kübler, Head of Development at MAN Engines. Hydrocat engine room.

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Mercedes-Benz presents prototype Unimog with hydrogen combustion engine; multi-power distribution

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At this year’s demopark open-air exhibition, Mercedes-Benz is presenting a prototype of the Unimog based on the U 430 with hydrogen-powered combustion engine as part of the publicly funded “WaVe” project. The hydrogen engine is provided by Keyou and is equipped with H2PFI injectors made by Hoerbiger.

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