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Rolls-Royce successfully tests 12-cylinder mtu engine with pure hydrogen

Green Car Congress

Rolls-Royce has conducted successful tests of a 12-cylinder gas variant of the mtu Series 4000 L64 engine running on 100% hydrogen fuel. For several months, the mtu gas engine has been undergoing bench testing and continuous improvement in terms of efficiency, performance, emissions and combustion using 100% hydrogen as fuel.

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Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

Green Car Congress

Volkswagen continues to refine its most important diesel engine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company. TDI took a step forward and was therefore given the suffix “evo”.

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BMW to begin testing BMW M Hybrid V8 with P66/3 engine

Green Car Congress

The project had already reached a key milestone before the rollout: the successful fire-up of the hybrid drive system after installation in the test vehicle at the end of June. The BMW M Hybrid V8 is powered by the P66/3 eight-cylinder turbo engine with supplementary electric drive. BMW M Hybrid V8 engine.

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Mercedes-Benz Trucks launching 3rd generation of OM 471 heavy-duty diesel

Green Car Congress

Mercedes-Benz Trucks is introducing the third generation of its OM 471 heavy-duty diesel engine this year; the engine will deliver increased fuel efficiency and compliance with the strictest emissions standards such as Euro VIe. In this way, the compression ratio of the six-cylinder in-line engine has been increased from 18.3:1

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DOE awards $35M to 12 ARPA-E projects to reduce methane emissions; 5 on natural gas engines

Green Car Congress

The following teams selected for the REMEDY program will work to directly address the more than 50,000 engines, 300,000 flares, and 250 mine shafts that are producing methane emissions. Natural Gas Engines. The system will significantly increase methane conversion efficiency and comply with future stringent nitrous oxide regulations.

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Research consortium investigating use of DME blends in diesels with minimal retrofitting

Green Car Congress

Like its sister molecule methanol, DME can be produced particularly efficiently and cost-effectively as a climate-neutral energy source and is characterized by emission-reducing properties in diesel engine combustion (virtually soot-free when used as a pure fuel with simultaneous reduction of nitrogen oxides).

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Converted hydrogen fuel cell refuse vehicle on trial in Ruhr region as part of HECTOR

Green Car Congress

Before the demo vehicle—a DAF CF 340 front loader with a Millennium XXL 40 body from Terberg HS—could be used to collect commercial waste, a conversion from standard diesel propulsion to hydrogen was required. Almost the entire original powertrain—engine, fuel tanks and exhaust system—was removed from the DAF truck.

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