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基于功基窗口法的国六重型柴油车实际道路排放研究

Translated title of the contribution: Research on real driving emissions from China-VI heavy-duty diesel vehicles based on work-based window method
  • Li Qun Lyu
  • , Hang Yin
  • , Jun Fang Wang
  • , Quan Shun Yu
  • , Yun Shan Ge*
  • , Xin Wang
  • *Corresponding author for this work
  • Beijing Institute of Technology
  • Chinese Research Academy of Environmental Sciences
  • Ltd.

Research output: Contribution to journalArticlepeer-review

Abstract

Six typical China-VI heavy-duty diesel vehicles were selected for the real driving emission test with Portable Emission Measurement System (PEMS), and the CO, NOx, and PN emission characteristics of heavy-duty vehicles were evaluated by the work-based window method. The results showed that the emission after treatment devices of heavy-duty diesel vehicles could effectively control the CO and PN emissions under real driving conditions, but there was significant uncertainty in NOx emission. Up to 46.68% of the high specific NOx emission windows were removed from the real driving emission evaluation by the work-based window method adopted in the current China-VI emission regulation, which led to serious underestimation of real NOx emissions from heavy-duty vehicles under real driving conditions, especially in urban traffic congestion. In the subsequent revision of the emission regulations, a more scientific and reasonable evaluation method should be introduced to evaluate the real driving emissions of heavy-duty vehicles.

Translated title of the contributionResearch on real driving emissions from China-VI heavy-duty diesel vehicles based on work-based window method
Original languageChinese (Traditional)
Pages (from-to)3539-3545
Number of pages7
JournalZhongguo Huanjing Kexue/China Environmental Science
Volume41
Issue number8
Publication statusPublished - 20 Aug 2021

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure
  2. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

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