Effect on engine emission characteristics of parameters of EUP injection system

Pei Wang*, Fu Shui Liu, Hai Kun Shang, Xiang Rong Li, Lu Ming Zhao, Ping Bao Ban

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

In a DI diesel engine equipped with electronic unit pump (EUP), simulation analysis and experimental investigation were conducted to examine influences of cam profile, diameters of plunger and nozzle hole on engine emission characteristics. Results show that obvious improvement in original engine emissions are obtained by adopting optimized combination of optimized decelerating cam profile with plunger diameter of 11 mm and nozzle hole diameter of 0.21 mm, particulate emission decreases by over 80%, satisfying China IV emission regulation, and realizing the expected objective.

Original languageEnglish
Pages (from-to)42-46 and 53
JournalNeiranji Gongcheng/Chinese Internal Combustion Engine Engineering
Volume35
Issue number6
Publication statusPublished - 15 Dec 2014

Keywords

  • Diesel engine
  • Electronic unit pump(EUP)
  • Emission characteristics
  • Fuel injection system
  • IC engine

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