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Study finds biodiesel use in HD trucks in Canada will result in very minimal changes in air quality and health benefits

Green Car Congress

vegetable oils and animal fats)—will likely be used to meet a large fraction of the renewable content requirement, the authors note. However, the impact of these changes in HDDV exhaust emissions on ambient atmospheric pollutant concentrations and, more importantly, on human health outcomes across Canada have not been evaluated.

Canada 186
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Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

During his presentation at the TDI Efficiency Rally, UMTRI researcher Bruce Belzowski first presented a summary of his analysis of the total cost of ownership of diesels with a comparison to that of their gas vehicle counterparts. The survey is similar to surveys run by UMTRI on the same topic in 2006 and 2007. Earlier post.).

Diesel 366
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Norway-US Project Developing Diesel/Biodiesel, Cool Flame Reformer and Solid-Acid Fuel Cell APU

Green Car Congress

The conditions whether cool flames can be stabilised or not is related to the heat release of the pre-reactions in comparison to the heat losses of the system. Due to the unit’s high efficiency, CO 2 emissions are substantially lower than in conventional combustion engines, and no other demonstrable exhaust is discharged—i.e.,

Norway 199
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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

The oil price shocks of the 1970s led the Brazilian government to address the strain high prices were placing on its fragile economy. Brazil, the largest and most populous country in South America, was importing 80% of its oil and 40% of its foreign exchange was used to pay for that imported oil.

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BMW Technology Day 2009: Focus on Aerodynamics, Two New Engines and 8-Speed Transmission

Green Car Congress

From 2006 to 2008, BMW’s average fuel consumption and CO 2 ratings decreased by 16%, the average MINI ratings by 20%. The new six-cylinder is also the first turbocharged power unit to come with a map-controlled oil pump to reduce energy consumption and improve efficiency. L/100 km (40 mpg US), with an average CO 2 rating of 158 g/km.

BMW 199
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Lotus Omnivore Engine Shows Up To 10% Better Fuel Economy Than Spray-Guided GDI Engines; Achieves HCCI At Extremely Light Loads

Green Car Congress

Comparison of fuel consumption of Omnivore, homogeneous Gasoline Direct Injection (GDI) and Spray-Guided GDI engines. Schnürle loop scavenging with five transfer ports and one exhaust port fitted with Lotus charge trapping valve providing asymmetric and continuously-variable exhaust port timing. Click to enlarge. Fuel system.

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New Engines for the New Mercedes-Benz E-Class Coupé: More Power, Less CO2

Green Car Congress

liter, four-cylinder diesel features latest-generation common-rail direct injection, fast piezo injectors, enhanced exhaust gas recirculation, and new twin turbochargers to ensure spontaneous power delivery and excellent performance characteristics. All of the engines for the new E-Class Coupé are EU5-compliant. New four-cylinder diesel.

Mercedes 150