Effect of over-expansion cycle in a spark-ignition engine using late-closing of intake valve and its thermodynamic consideration of the mechanism

International Journal of Automotive Technology

Volumn 2, Issue 1, 2001, Pages 1-7

  Shiga, S ^a   Hirooka, Y ^b   Miyashita, Y ^a   Yagi, S ^c   Machacon, H T C ^d   Karasawa, T ^a   Nakamura, H ^a  

^a GUNMA UNIVERSITY   (Japan)

^b Mitsui Ship Building Co

^c HONDA R AND D CO LTD   (Japan)

^d Kiryu Dai Ichi High School   (Japan)

Author keywords

Cycle efficiency; Intake valve timing; Late closing of intake valve; Mechanical efficiency; Over expansion cycle; Pumping loss; T S diagram; Thermodynamic estimation

Indexed keywords

EID: 0038526959     PISSN: 12299138     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (7)

1. Taylor, C. F. (1979). The Internal Combustion Engines in Theory and Practice II, 403, The MIT Press.
2. Tomizuka, K. (1969). History of Internal Combustion Engines, 42, San-ei Shobo Book Co. (in Japanese).
3. Heywood, J. B. (1998). The Internal Combustion Engine Fundamentals, 183, McGraw Hill Book Co.
4. Cho, F. et al. (1995). Proc. of JSAE Conf. No. 951, Yokohama, 277 (in Japanese).
5. Ueda, K. et al. (1998). Proc. of JSAE Symposium No. 9802, Toyohashi, 32 (in Japanese).
6. Shiga, S. et al. (1996). SAE Paper 960585.
7. Shiga, S. et al. (1998). Proc. of JSAE Spring Convention, No. 984, 43.