First and second law analysis of a gasoline engine for various compression ratios

Adnan Parlak*, Yavuz Erbas, Halit Yasar, Hakan Soyhan, Cengiz Deniz

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

This article presents a comparative energy and exergy analyses of a single cylinder, four-stroke spark-ignition engine for three compression ratios. A Petter engine with variable compression ratio and ignition timing was used to obtain the experimental data at full load conditions for six engine speeds between 1,300 and 2,800 rpm. It was found that the first and the second law efficiencies increased with increasing compression ratio. The maximum extractable power was obtained at the compression ratio 6.2 and observed inversely proportional to the compression ratio.

Original languageEnglish
Pages (from-to)111-124
Number of pages14
JournalInternational Journal of Vehicle Design
Volume49
Issue number1-3
DOIs
Publication statusPublished - Mar 2009

Keywords

  • Compression ratio
  • Energy
  • Exergy
  • Gasoline engine

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