Green Car Congress

JUNE 28, 2019

The merit function quantifies the impact of six fuel properties—research octane number (RON), octane sensitivity (S), heat of vaporization (HOV), flame speed, particulate matter index (PMI), and catalyst light-off-temperature—on boosted SI efficiency. —FY18 Year in Review.

Alcohol Blend 170

Alcohol Blend Fuel Economy Engine Fuel 170

Green Car Congress

AUGUST 25, 2015

A team of engineers from GM Powertrain, Ford and FCA have published a detailed review of how to estimate the engine efficiency benefits of higher octane fuel—e.g., Alcohol and gasoline-alcohol blends also offer efficiency benefits independent of their octane value. —Leone et al.

Engine 150

Engine Fuel GM Ford 150

Green Car Congress

JULY 8, 2015

The Ministry of Environmental Protection is planning a forcible emission standard for methanol-fueled light-duty vehicles, in which carbonyl pollution will be legislatively capped and the limit value is under discussion. Most recently, methanol-fueled prototypes are being tested in 3 provinces of China. Sileghem, L., Wallner, T., 2014.07.002.

Renewable 150

Renewable Carbon Water Fuel 150