Optimization design of a common rail injector based on NSGA-II algorithm

Qing Hui Xiong*, You Tong Zhang, Ding Biao Wang, Xiao Kun Zhang, Yong Feng Liu, Xiao Liang Ding

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Citations (Scopus)

Abstract

The key structural parameters of the electronic controlled injector make a notable impact on the response time of the injector. This paper uses the non-dominated sorting genetic algorithm-II(NSGA-II) method to optimize the parameters of the injector. The optimization is based on the multi-objective optimization platform, modeFRONTIER, and utilizes the hydraulic simulation software AMESim. Aiming at the delay functions of the opening and closing of the nozzle, the multi-objective optimization model is established and the optimization design of injector's key structural parameters is implemented. The results show that the delay of the nozzle opening is 0.25 ms, which is reduced by 16.7%; while the delay of the closing is 0.78 ms, which is reduced by 15.2%.

Original languageEnglish
Pages (from-to)1160-1164
Number of pages5
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume30
Issue number10
Publication statusPublished - Oct 2010

Keywords

  • Electronic controlled injector
  • High pressure common rail
  • Multi-objective optimization
  • Non-dominated genetic algorithm-II(NSGA-II)

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