article thumbnail

Hyundai Motor Group unveils CVVD engine technology; +4% performance, +5% fuel economy, -12% emissions

Green Car Congress

Hyundai Motor Group has developed the first Continuously Variable Valve Duration (CVVD) technology to feature in future Hyundai and Kia vehicles. CVVD optimizes both engine performance and fuel efficiency while reducing emissions. The innovation was revealed at Hyundai Motorstudio Goyang on Wednesday alongside the Smartstream G1.6

Hyundai 252
article thumbnail

DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

Green Car Congress

Vehicle technologies span a range from new Si/graphene Li-ion anode materials and composites for motor windings to diesel aftertreatment and advanced lubricants. Hybrid Electric Turbocharger for Exhaust Energy Recovery and Transient Lag Reduction. A Novel Exhaust after Treatment Catalyst. Lead organization. Description.

Exhaust 261
article thumbnail

New 2019 Toyota Avalon hybrid boosts fuel economy 10% to 44 mpg combined

Green Car Congress

liter Dynamic Force ( earlier post ) four-cylinder Toyota Hybrid System II (THS II) with 650V electric motor (A25A-FXS) and Continuously-Variable Transmission (CVT). Toyota estimates that the 2019 Avalon Hybrid will boost fuel economy by up to 10% over its MY 2018 predecessor, from 40 mpg (5.88 l/100 km) combined.

article thumbnail

Chevron introduces new category of heavy-duty motor oil for severe duty applications; improved fuel economy

Green Car Congress

division, maker of the Delo brand of heavy duty engine oils, lubricants and coolants, unveiled a new category of heavy duty motor oil designed to address the growth of severe duty applications in on- and off-highway markets. Improved fuel economy over SAE 15W-40 conventional oils. Chevron Products Company, a Chevron USA Inc.

Chevron 210
article thumbnail

Tenneco/Gentherm showcasing prototype of thermoelectric generator for waste heat recovery; targeting 5% fuel economy improvement

Green Car Congress

Tenneco and Gentherm (formerly BSST/Amerigon) are part of a US Department of Energy (DOE) consortium actively developing a thermoelectric generator (TEG) for capturing waste exhaust heat in vehicles and converting it to electrical energy to be used to power electrical systems within the vehicle. —Gentherm President and CEO Daniel R.

article thumbnail

Toyota implements Atkinson cycle in non-hybrid ESTEC engine; up to 38% thermal efficiency and improved fuel economy

Green Car Congress

However, the drawback of the high compression ratio is a reduction of engine torque; in a hybrid, the motor torque compensates for this reduction in engine torque. The result of their work, presented in papers this spring at the SAE 2014 World Congress, the Vienna Motor Symposium, and the JSAE Annual Congress, is the new 1.3-liter

article thumbnail

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

Green Car Congress

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 4-cylinder engine mated to a two-motor drive unit slightly modified from the 2016 Chevrolet Volt drive unit powers the Malibu Hybrid. engine with start/stop.