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

Green Car Congress

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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WinGD and CMB.TECH co-develop large ammonia-fueled two-stroke engines for bulkers

Green Car Congress

Swiss marine power company WinGD and Belgian shipping and cleantech group CMB.TECH have signed an agreement on the development of ammonia-fueled two-stroke engines. The companies aim to install the ammonia dual-fuel X72DF engine on a series of ten x 210,000 DWT bulk carriers to be built at a Chinese shipyard in 2025 and 2026.

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Volkswagen starts operation of $22M North American Battery Engineering Lab in Chattanooga

Green Car Congress

Volkswagen of America (VWoA) opened its Battery Engineering Lab (BEL) in Chattanooga, to test and optimize batteries for all electric vehicles in the American marketplace. Building the Battery Engineering Lab from the ground up allowed Volkswagen to install highly specialized equipment such as the electrical Multi-Axial Shaker Table (eMAST).

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SpaceX schedules first Super Heavy static fire after installing three Raptors

Teslarati

However, Booster 3 has yet to perform any kind of test involving the combustible, explosive liquid oxygen and methane propellant needed to fuel Raptor engines. SpaceX has installed three Raptors on Super Heavy Booster 3 in the days shortly before and after its cryo proof. Is the current engine setup as we see on Booster 3?

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Insights from Leoben researchers lead to improved piezo injectors

Green Car Congress

One of the elements modern diesel engines require to become energy-efficient and clean are precisely controllable injection nozzles using piezo crystals. Diesel engines are currently the object of strong criticism because of their emissions. These insights are already being used by industry, reports Deluca.

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Wärtsilä to begin long-term, full-scale testing of ammonia as marine fuel in four-stroke engine

Green Car Congress

The technology group Wärtsilä, in close customer cooperation with Knutsen OAS Shipping AS and Repsol, as well as with the Sustainable Energy Catapult Centre, will commence the world’s first long-term, full-scale, testing of ammonia as a fuel in a marine four-stroke combustion engine. Earlier post.)

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Volvo CE starts testing of prototype hydrogen articulated hauler

Green Car Congress

The results of the project will provide important insights into the possibilities provided by hydrogen and fuel cells as Volvo CE continues research for its future product development programs. While not commercially available, valuable insights from the concept will inevitably inform future production.

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