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GM to introduce strong hybrid version of Malibu; combined fuel economy above 45 mpg; leverages Volt

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Using technology from the 2016 Chevrolet Volt propulsion system ( earlier post ), Malibu Hybrid will offer an estimated combined fuel economy rating exceeding 45 mpg (5.22 The engine also features Chevrolet’s first application of Exhaust Gas Heat Recovery, or EGHR, technology, which uses exhaust heat to warm the engine and cabin.

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Ford launches the 1.5L EcoBoost engine; first in Mondeo, Fusion following; computer-controlled clutch on water pump

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The new engine will be first introduced in China in the all-new Ford Mondeo, making its public debut later this month at Auto Shanghai 2013 ( earlier post ), with applications following in the Fusion sedan in North America this year, and later the new Mondeo in Europe. liter EcoBoost such as an integrated exhaust manifold.

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Chevrolet Cruze Eco achieves EPA-rated 42 mpg on highway

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The non-hybrid 2011 Chevrolet Cruze Eco delivers an EPA-estimated 42 mpg on the highway (manual transmission models), with city fuel economy of 28 mpg. The Cruze Eco carries an MSRP of US$18,895 (including destination charge). That means engine rpm is reduced on the highway, which in turn reduces fuel consumption.

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32.5M hours of supercomputer time to aid GM, Ford engine projects with Oak Ridge Lab

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In this, it is leveraging its experience with automotive batteries (CAEBAT, earlier post ) and fusion (IPS for ITER). Some strategies to reduce emissions include running the engine highly dilute, with excess air or with recirculated exhaust gases as part of the combustion charge. Optimizing injector design. Click to enlarge.

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Ford moving to vehicle testing with advanced 2.3L MiGTDI engine research project; Tier 3 SULEV30 target with 25% fuel economy improvement

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Installed in a 2013 Fusion. Composite intake manifold w/ integrated air-water charge air cooler assembly. Split, parallel, cross-flow cooling with integrated exhaust manifold. Cycle-based CAE analysis of fuel economy contribution of critical technologies. The engine uses a micro-stratified charge.

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Major refresh on 2015 Honda CR-V with new Earth Dreams powertrain provides fuel economy gain of up to 12%

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The 2015 CR-V features increased EPA fuel economy ratings of 27/34/29 mpg (8.7/6.9/8.1 The piston crowns are dished to help maintain stable combustion and to optimize distribution of the stratified fuel charge from the direct injector in each cylinder. The result is increased fuel efficiency and lower NO x emissions.

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PPPL scientists find spinning gas in cylinders could improve the efficiency of engines while reducing pollutants

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The spinning air/fuel mixture is ignited and the main cylinder and main piston are configured to extract mechanical energy from the ignited spinning air/fuel mixture. An exhaust valve is configured to exhaust combustion products from the main working chamber. —Nat Fisch.

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