Remove 2017 Remove Exhaust Remove Gas Remove Gasoline
article thumbnail

UK ONS report finds significant challenge remains to reduce road transport emissions; sector GHG emissions up 6% from 1990-2017

Green Car Congress

A new report by the UK’s Office for National Statistics (ONS) finds that greenhouse gas (GHG) emissions from road transport in the UK rose by 6% from 1990 to 2017. Total fuel used for road transport in the UK remained relatively stable from 1990 to 2017 as the fuel efficiency of newer vehicles has improved.

2017 191
article thumbnail

Birmingham study finds butanol-gasoline blend reduces GDI engine-out carbonaceous emissions; similar NOx

Green Car Congress

A team at the University of Birmingham reports that a blend of 33% v/v of butanol in EN228 commercial gasoline containing 5% of ethanol (B33) reduces GDI (gasoline direct injection) engine-out carbonaceous emissions, while maintaining similar levels of NO x emissions when compared to standard gasoline combustion at low and medium engine loads.

Gasoline 170
article thumbnail

Mercedes-Benz investing ~€3B in new engine technology; new diesel family, particulate filters for gasoline engines

Green Car Congress

billion) in engine technology to ensure further improvements in fuel consumption and emissions in gasoline and diesel engines in current as well as current vehicles, according to Prof. Exhaust aftertreatment systems. The operating range of exhaust-gas recirculation has been extended towards significantly lower temperatures.

Mercedes 170
article thumbnail

Swiss team concludes that particulate filters should be mandatory for GDI engines

Green Car Congress

Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past. Further, the GDI particles carry numerous carcinogenic substances. —Norbert Heeb.

Engine 271
article thumbnail

2017 Jeep Grand Cherokee qualifies for Japan’s Eco-Car tax tncentive

Green Car Congress

The 2017 Jeep Grand Cherokee mid-size SUV has become the second gasoline-driven, US-made, US-brand vehicle to qualify for Japan’s Eco-Car tax break. Other features of the engine include: Cooled exhaust-gas recirculation (EGR) delivers greater efficiency and enables knock-free operation at higher, real-world loads.

Jeep 150
article thumbnail

BMW unveils Gen7 5 Series; more efficient gasoline and diesel units; plug-in hybrid 530e in 2017

Green Car Congress

BMW has unveiled the seventh generation of the BMW 5 Series Sedan, which will go on-sale in markets around the world in February 2017. The new 5 Series features TwinPower Turbo gasoline and diesel engines from the modular BMW EfficientDynamics family of power units. The BMW 530e PHEV will arrive in March 2017. Click to enlarge.

BMW 150
article thumbnail

Bosch leading Direct4Gas consortium to develop direct injection for monovalent natural gas engines

Green Car Congress

Bosch is leading a consortium in a German government-funded project to develop a direct injection system for monovalent natural gas engines—i.e., Today’s CNG vehicles are generally bivalent, running on gasoline and CNG with engines designed for gasoline direct injection. engines that run exclusively on CNG. million (US$4.3

Gas 150