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Mazdas new SKYACTIV gasoline and diesel engines are steps on the road to its Ideal Engine; focus on compression ratio

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This corresponds to a 23% reduction in fuel consumption and, therefore, CO 2 output.). Since this energy loss is primarily thermal in nature and can be attributed to the exhaust, cooling system, and engine and transmission surfaces, Mazda’s R&D team’s central focus is on improving the engine’s thermal efficiency cost-effectively.

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First look at all-new Voltec propulsion system for 2G Volt; “the only thing in common is a shipping cap”

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Overall the engineering team increased efficiency and reduced weight; the drive unit is up to 12% more efficient in operation—although GM has yet to quantify publicly what that means in terms of range or fuel economy—and 100 lbs (45 kg) lighter. 1, cooled exhaust gas recirculation and a variable displacement oil pump.

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Update on DOE Co-Optima project to co-optimize fuels & engines; goal of 30% per vehicle reduction in petroleum

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In October 2015, the US Department of Energy’s (DOE) launched a broad, joint effort to co-optimize the development of efficient engines and low greenhouse-gas fuels for on-road vehicles with the goal of reducing petroleum consumption by 30% by 2030 beyond what is already targeted. We’re not going to say “Ethanol.

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Mitsubishi shows XR-PHEV concept at LA Show

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For additional power optimization with reduced exhaust emissions, the 1.1-liter It chooses the one best-suited for that particular driving condition, taking onto consideration the remaining battery charge level within the main-drive lithium-ion battery pack. Fuel economy would be more than 65 mpg US (3.6

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Mitsubishi introduces Concept GC-PHEV SUV to North America

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The PHEV drivetrain offers high performance (335 bhp/250 kW) combined with excellent fuel economy. For additional power optimization with reduced exhaust emissions, the 3.0-liter The Concept GC-PHEV features a supercharged 3.0-liter Future Safety Technologies.

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GM provides technical details of the Gen 2 Voltec propulsion system used in the 2016 Volt

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Increased charge sustaining fuel economy. Fixed Ratio Extended Range: Very efficient operation during typical driving conditions when the vehicle is accelerating, and also allows efficient charging of the battery pack under light vehicle load conditions. 1) and external cooled exhaust gas recirculation (EGR).

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Opel to launch 3 new engine families, 13 new engines by 2016

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The Eco Turbo version, delivering 125 kW (170 hp) and 280 N·m (207 lb-ft) peak torque, is focused on optimized fuel economy, high low-end torque and outstanding elasticity. The exhaust side shaft features cast iron gears to reverse rotational direction of the exhaust shaft. Click to enlarge. Click to enlarge.

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