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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 VEMB system uses a concentric camshaft, blow-down manifold and scavenge manifold to separate the exhaust event into two phases: high-energy blow-down to the turbo without pumping losses, and high-hydrocarbon scavenge to the EGR system. SUV/Minivan) compared to about 5% with conventional cylinder deactivations, and about 7.2%

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National Research Council Study Finds That Available Technologies Can Result in Significant Fuel Savings for Passenger Vehicles Over the Next 15 Years, But at Higher Purchase Prices for Consumers

Green Car Congress

Various combinations of commercially available technologies could greatly reduce fuel consumption in passenger cars, sport-utility vehicles, minivans, and other light-duty vehicles over the next 15 years without compromising vehicle performance or safety, according to a new report by the National Research Council.

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NRC report finds significant number of near-term technologies could greatly reduce fuel consumption in passenger cars

Green Car Congress

Turbocharging and downsizing can also yield fuel consumption reductions. Downsizing is an important strategy applicable in combination with technologies that increase engine torque, such as turbocharging or supercharging. Others include: Stoichiometric direct injection typically affords a 1.5

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

Our PRIUS+ Project Photos PHEV Resources Global Warming Take Action News and Events Contact Us How Carmakers are Responding to the Plug-In Hybrid Opportunity If you ask, "have major auto-makers come around on PHEVs?", About CalCars Plug-In Hybrids FAQ How to Get a PHEV Where PHEVs are Carmakers Say. todays answer is "Yes -- but not yet."

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