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HyBoost concept achieving close to Prius-level CO2 emissions; aggressive downsizing with advanced boosting and micro-hybrid system

Green Car Congress

variant but with fuel economy of a strong hybrid. HyBoost achieves this by combining aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance, and a micro-hybrid stop-start and energy recuperation systems, Boggs said. Downsizing the 2.0-liter Click to enlarge. Click to enlarge.

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Study finds technology cost of achieving European 2020 LDV CO2 targets more than offset by resultant fuel savings

Green Car Congress

A report published by Cambridge Econometrics and Ricardo-AEA concludes that overall, the cost of technologies required to meet proposed European 2020 CO 2 regulations for vehicles (95 g/km for cars and 147 g/km for vans) will be more than offset by the resultant fuel savings. The project is taking a phased approach.

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Cummins ETHOS 2.8L optimized E-85 engine demonstrates 50-80% reduction in CO2 emissions in medium-duty truck

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For the CEC project, approved in 2011, Cummins originally envisioned adapting a medium-duty engine specifically to use E85 fuel, reducing the engine size from 6.7L as a means to increase fuel efficiency, and developing the integrated start/stop system. Engines Ethanol Fuel Efficiency High Octane Fuels' Earlier post.)

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Delphi Powertrain Study Concludes 3-Cylinder Turbo Gasoline Direct Injection Engine Offers a High-Value NOx and CO2 Solution for Cost-Sensitive Vehicle Segments

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compacts under 1,400 kg in weight—a stoichiometric 3-cylinder turbocharged gasoline direct injection (GDI) engine offers an optimal combination of cost, lower emissions and reductions in fuel consumption, according to an analysis by Delphi Powertrain presented at the recent SAE 2010 World Congress. Earlier post.).

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New Honda Earth Dreams Technology 1.6L diesel in Civic to deliver CO2 emissions of 95 g/km

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By downsizing from the outgoing 2.2L With these engines we aim to be Number 1 in fuel economy in each sector within 3 years. Click to enlarge. The application of new high-strength material in the cylinder head has enabled Honda to deliver the world’s lightest aluminium open deck 1.6-liter liter diesel engine. —Manabu Nishimae.

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Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

Green Car Congress

A study by a team from Ford Motor Company and AVL has concluded that a mid-level ethanol blend—greater than E20 but less than E40—appears to be attractive as a long-term future fuel for the US for use in engines optimized for the higher octane blend. The stoichiometric air-fuel ratio of ethanol is 9.0, Earlier post.)

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New Delphi Technologies 500+ bar GDi system cuts gasoline particulate emissions by up to 50%, reduces fuel consumption

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The industry has long recognized that increasing injection pressure to 500+ bar could substantially cut engine-out particulates while improving CO2 emissions and fuel economy. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies. Delphi 500+ bar GDi injector. —Walter Piock.

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