Science@ifpen n°32
News in brief

Pollutant emissions: better knowing them to fight them better

Vehicle approval certifies that the emissions of said vehicle meet the specifications imposed by existing standards. Although current regulations only concern a limited number of chemical species ,
Science@ifpen n°32
News in brief

LES moves to rapid transients for cleaner powertrains

Gasoline direct injection engines emit soot particles during rapid transients . This still poorly understood phenomenon is taken into account during new WLTCs a , aimed at more accurately reproducing
Science@ifpen n°32
News in brief

Observation of soot in a diesel flame

The reduction in IC engine particle emissions requires a detailed knowledge of the physicochemical processes at work during combustion . While fuels have long since been considered as a constant for