Experimental Investigation on Diesel Impingement Spray Characteristics

  • SU Meng ,
  • ZHANG Xin ,
  • ZAHNG Jibao
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  • School of Mechanical,Electronic and Control Engineering,Beijing Jiaotong University,Beijing 100044,China)

Abstract

The impingement spray characteristics of diesel fuel were studied under different injection and environmental conditions, including injection pressure, ambient pressure, impingement distance, wall temperature and surface roughness. Through the experiment, the data of impingement spray radius RW and suction height HW after impingement were obtained and the influences of various parameters on RW and HW were evaluated. The results show that the effect of injection pressure on RW is the most obvious, followed by the ambient pressure and the impingement distance. The most obvious factor for HW is still the injection pressure, followed by the impingement distance and the ambient pressure.

Cite this article

SU Meng , ZHANG Xin , ZAHNG Jibao . Experimental Investigation on Diesel Impingement Spray Characteristics[J]. Vehicle Engine, 2018 , 0(3) : 37 -42 . DOI: 10.3969/j.issn.1001-2222.2018.03.006

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