The energy-saving testing and study on driving cycle and emissions of pollutants of Xi'an City

摘要

In order to adapt to the needs of the Euro Ⅲ emission regulations, the article makes the actual traffic of vehicles of Xi'an city for the object of energy-saving study, making use of IPEX D emission measurement , GPS system to gain the actual speed of traffic, the data of pollution emissions. On the basis the article analyzes the driving cycle and the actual situation of pollution emissions, further studies the relationship between driving cycle, speed and emissions. The article takes CO, HC, NOx pollutants as the main subjects, analyzing how the driving cycle on the actual roads affects emissions.