Analysis of diesel and rapeseed methyl ester properties in ceup fuel pipeline using frequency dependent damping model

Qaisar Hayat, Fan Liyun, Song Enzhe, Xiuzhen Ma, Tian Bingqi, Naeim Farouk

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

During a fuel injection cycle pressure inside Combination Electronic Unit Pump (CEUP) fuel injection system varies from low (~50 bars) to very high (~1500 bars) in fractions of seconds depending on the operating conditions. Physical properties of fuel including density, acoustic wave speed and bulk modulus also vary as a function of rapidly varying fuel pressure. A detailed analysis of these key fuel properties with our improved frequency dependent model with viscous damping developed in MATLAB is presented for both diesel and biodiesel fuel Rapeseed Methyl Ester (RME). Quantitative analysis of developed model confirms that model predictions are quite realistic and accurate across range of operating conditions of diesel engine.

Original languageEnglish
Pages (from-to)498-518
Number of pages21
JournalInternational Journal on Smart Sensing and Intelligent Systems
Volume7
Issue number2
DOIs
StatePublished - Jun 2014
Externally publishedYes

Keywords

  • Acoustic wave speed
  • Bulk modulus
  • Density
  • Diesel
  • Frequency dependent damping
  • Rapeseed methyl ester

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