Closed-loop control system in electronic control diesel engine

Jun Wang*, You Tong Zhang, Qing Hui Xiong, Hong Rong Wang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Citations (Scopus)

Abstract

to meet the demand on precise control of electronic control in diesel engine, study on electronic control of cylinder pressure feedback in common rail diesel engine is made. On the basis of brief analysis for cylinder pressure physical meaning, mechanism and sketch of electronic control based on cylinder pressure feedback is presented, pressure characteristic variable orienting to control is provided, cylinder pressure feedback is obtained by means of fitting of multi-nominal. Electronic control system with dual micro-processor based on MPC555 and DSP56F807 is designed, hardware of pressure acquisition unit (PAU) is presented, include fiber-option pressure sensor, encoder and electric circuit. Hardware of electronic control unit (ECU) is designed, include power drive and signal processing circuit. Software for dynamic acquisition and control system is programed. Primary test in 4100 diesel engine with high pressure common rail system is made, testing result showed an effect of electronic control of common rail based on cylinder pressure feedback.

Original languageEnglish
Title of host publication2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008
DOIs
Publication statusPublished - 2008
Event2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008 - Harbin, China
Duration: 3 Sept 20085 Sept 2008

Publication series

Name2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008

Conference

Conference2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008
Country/TerritoryChina
CityHarbin
Period3/09/085/09/08

Keywords

  • Cylinder pressure
  • Diesel engine
  • Electronic control
  • Feedback

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