2010.4-2011.3 Yearbook of NILIM
Research Summary


Environment Department

Reference Number Y100104
Title Investigation to estimate motor vehicle emission factors used environment impact assessment
Start-End Date 2006.4-2011.3
Division Road Environment Division
Author Head,Shinri SONE
Senior researcher,Manabu DOHI
Researcher, Masamichi TAKIMOTO
Summary We measured the amount of air pollutants (nitrogen oxide, particulate material and carbon dioxide etc.) from the exhaust pipe of vehicles conforming to the latest exhaust gas regulation using a chassis dynamo meter, and we surveyed percentages of types and model years of cars on the road. We will estimate the motor vehicle emission factors used environmental impact assessment for road project based on these results.