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BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

Green Car Congress

The company originally described the system in a 2010 SAE paper (2010-01-1222) and at the 2010 World Congress. to 2 ratio points and maintain the same knock limit for an additional 3-4% improvement in fuel economy. improvement in fuel economy on an E-class vehicle (e.g., Source: Borgwarner. Click to enlarge. and Sisson, J.

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Achates Power building 2.7L opposed-piston light-duty engine; exceeding CAFE 2025, Tier 3 targets at lower cost

Green Car Congress

liter compression-ignition OPE will will be 30-50% more fuel efficient than comparable diesel and gasoline direct injection engines, reduce emissions and cost less than alternative technologies under development for meeting 2025 CAFE fuel economy and Tier 3 emission targets. Earlier post.). Earlier post.). The Achates 2.7-liter

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

The F6 DM uses ferrous batteries, with no lithium content, that BYD says are high-energy density and low cost. Before we were saying it will be an awfully long time before we can get the costs down so people can afford it, but actually if you offset the fuel costs, people can afford it." ( Green Car Congress ).

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