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Keywords: NVO
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Proceedings Papers

Proc. ASME. ICEF2020, ASME 2020 Internal Combustion Engine Division Fall Technical Conference, V001T03A001, November 4–6, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2020-2909
... into the negative valve overlap (NVO) compared with that of the intake stroke. NVO peak in-cylinder pressures are lower than that of motoring, which emphasizes that endothermic reaction occurs during the interval. Low O 2 concentration could play a role in this evaporative charge cooling effect. This phenomenon...