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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Green Car Congress

The analysis used the Ohio State University EcoCAR, a student prototype PHEV, as the basis for the preliminary fuel economy evaluation. Internal combustion engines have been significantly improving in the past decade, after the adoption of technologies such as Gasoline Direct Injection, mild electrification, downsizing and turbocharging.

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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

Turbo boost can be controlled by changing the timing of the exhaust valves—no waste gate is required. In testing, BorgWarner observed fuel consumption improvements of 2% at low speeds to 12% at high speeds with VEMB, according to Thomas. improvement in fuel economy on an E-class vehicle (e.g., Source: Borgwarner.

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BorgWarner launches new low-friction engine timing chain; 0.3-0.6% improvement in fuel economy

Green Car Congress

improvement in fuel economy based on customer testing. As automakers began downsizing engines to improve fuel economy, BorgWarner recognized opportunities to help further improve engine efficiency by reducing power-wasting friction in the engine timing system.

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Volvo Trucks SuperTruck demonstrator improves freight efficiency by 88%, fuel efficiency by 70%

Green Car Congress

The sleek tractor-trailer combination boosted fuel efficiency by 70%—exceeding 12 mpg, with some test runs showing more than 13 mpg—in road tests, and powertrain brake thermal efficiency reached 50%. This new design added “wave” bumps on the side of the piston bowl, which allows the fuel to burn more cleanly.). for the D13.

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Study finds highly-turbocharged alcohol-fueled DISI engines could be more efficient than diesels

Green Car Congress

Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.

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How To Successfully Manage Business Vehicle Expenses

Clean Fleet Report

Not only do you need to invest in qualified drivers and vehicles, but you also need to maintain the vehicles and pay for fuel. Managing business vehicle expenses starts with fuel Control Fuel Costs Fuel costs are forever increasing, meaning your business is spending more and more money on fueling its fleet.

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Downsized 5.5L V8 Biturbo in S 63 AMG Delivers 25% Fuel Savings Compared to Predecessor; Stop-Start is Standard

Green Car Congress

mpg US) (NEDC combined consumption, provisional figure)—a fuel savings of 25% compared to the current S63 AMG. With this high-tech package we are “best in class” with respect to fuel consumption, output and torque.” With the provisional NEDC fuel consumption of 10.5 The new AMG 5.5-liter