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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). On current trends, the ratio may well continue to increase. A summary of the results is shown in the table and chart (log scale) below.

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Bentley ending production of iconic W12 engine with the most powerful version ever

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Meanwhile, an engine first made available in the sector-defining Continental GT, which has been powering Bentley both metaphorically and literally for the last 20 years, will be consigned to history. Development work has concluded recently on the most powerful version of the W12 ever created. Since the first introduction of the 6.0-liter,

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Achates Power continues development of opposed-piston technology for US Army vehicles

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Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. Major, vice president, Achates Power. Achates Power is partnered with Cummins, Inc. The project, awarded in late-2020, builds upon the success of the Advanced Combat Engine (ACE).

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Empa and partners exploring DME as fuel with new heavy-duty test engine

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In cooperation with a major European supplier, a new oil-lubricated common-rail pump had therefore been developed. An electrically driven compressor for precise exhaust gas recirculation is also used. Then we modify the timing and pressure of the injection, among other things, and look at exhaust emission values and fuel consumption.

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HyMethShip seeks to fuel ship engines with hydrogen from methanol

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The EU-funded HyMethShip project developed a system that innovatively combined a membrane reactor, a CO 2 capture system, a storage system for CO 2 and methanol as well as a hydrogen-fueled combustion engine to power ships. The top part of the graphic shows onshore methanol production. The system’s technical centerpiece is the reactor.

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Building materials recycler switches fleet to Neste renewable diesel

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Argent has a fleet of about 20 pieces of equipment comprising wheel loaders, excavators, bobcats and a couple of water trucks. We have noticed that the exhaust appears cleaner and seems less toxic. Western States Oil, headquartered in San Jose, Calif., Our experience has been positive. There’s no change in engine performance.

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New TNGA Dynamic Force 2.0L engine for 2019 Corolla Hatchback smaller, more powerful than 1.8L

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liter Dynamic-Force direct-injection inline four-cylinder engine (M20A-FKS) ( earlier post ) with gains in power, fuel efficiency, and cleaner emissions. The engine also features Dual VVT-i (Variable Valve Timing-intelligence), with VVT-iE (Variable Valve Timing-intelligence by Electric motor) on the intake side and VVT-i on the exhaust.

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