Remove 2007 Remove Exhaust Remove Fuel Economy Remove Gasoline
article thumbnail

Mazda announces SKYACTIV-X: gasoline Spark Controlled Compression Ignition

Green Car Congress

As part of the new technology to achieve this vision, the company disclosed plans to introduce a next-generation gasoline engine called SKYACTIV-X in 2019. This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance. Yamasaki, Y.,

Mazda 186
article thumbnail

Toyota introduces new XSE Hybrid Grade Camry

Green Car Congress

for XSE grade, which uses a dual-outlet exhaust). Most AWD grades have 202 hp, while the Camry XSE AWD grade has 205 hp with dual exhaust. The Camry’s four-cylinder engine uses a very high compression ratio (13:1) and Toyota’s innovative D-4S fuel injection, which employs both direct injection and additional port injectors.

Toyota 400
article thumbnail

Toyota reduces fuel consumption and emissions across the new Auris range; 13% average reduction in CO2 compared to predecessors; gasoline, diesel and hybrid

Green Car Congress

Aerodynamic improvements, weight savings and engine enhancements have reduced fuel consumption and CO 2 emissions across the range. Toyota anticipates a 1/3 full hybrid, 1/3 gasoline, 1/3 diesel engine mix. When the first generation Auris was launched in 2007, the average emissions were 152 g/km. Valvematic gasoline engine.

Gasoline 252
article thumbnail

University of Wisconsin Researchers Investigating Dual-Fuel (Gasoline and Diesel) Partially Premixed Combustion for High-Efficiency, Ultra-Low Emission Combustion; 53% Thermal Efficiency

Green Car Congress

The dual-fuel PCCI strategy showed thermal efficiency of 53%. Emissions under the dual-fuel concept, at 11 bar IMEP. The horizontal axis shows the percentage of gasoline in the blend. Kalghatgi and his group explored both the use of low-cetane fuels and exhaust gas recirculation (SAE 2007-01-0006).

Wisconsin 225
article thumbnail

Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

Not only is it more powerful and contains up to 30% better efficiency than traditional gasoline, etc. And yet clean diesel, one of the cleanest choices for putting the US on the road to energy independence, hasn’t see any sort of incentive since the Energy Independence and Security Act (EISA) of 2007. Earlier post.).

Diesel 366
article thumbnail

ICCT study concludes no technical barriers to use of higher blends of ethanol

Green Car Congress

The Environmental Protection Agency’s Authority to Amend the Renewable Fuel Standard , Sutherland Asbill & Brennan LLP. The Environmental Protection Agency’s Authority to Amend the Renewable Fuel Standard , Bracewell & Giuliani LLP. Under normal operation, the air/fuel ratio is carefully controlled so that the fuel burns optimally.

Gasoline 230
article thumbnail

Study explores long-term trends in motor vehicle emissions in US urban areas; targeting high-emitters

Green Car Congress

The study found that the highest-emitting 10% of gasoline vehicles are now responsible for the overwhelming majority of running CO, NMHC, and NO x. The Berkeley team took a fuel-based approach to the study—i.e., Among their findings were that: Despite increases in fuel use of ?10?40%, Credit: ACS, McDonald et al.

Emissions 247