Wavy leading-edge phenomena on circular cylinder flow
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0252270
Abstract: The present work explores a bio-inspired modification of a cylinder, incorporating a wavy pattern inspired by humpback whale flipper tubercles. Drawing on prior research on airfoils and wings, the investigation provides valuable insights into the… read more here.
Keywords: edge phenomena; wavy leading; cylinder flow; leading edge ... See more keywords
Analysis of in-cylinder flow structures and turbulence in a laboratory scale engine using direct numerical simulations
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DOI: 10.1063/5.0267238
Abstract: In-cylinder flow structures and turbulence characteristics are investigated using direct numerical simulations in a laboratory-scale engine at technically relevant engine speeds (1500 and 2500 rpm at full load). The data are computed for 12 compression-expansion cycles… read more here.
Keywords: engine speed; flow structures; engine; cylinder flow ... See more keywords
Effects of piston crown designs on in-cylinder flow and mixture formation in gasoline direct injection engine under the lean burn condition
Sign Up to like & getrecommendations! Published in 2023 at "International Journal of Engine Research"
DOI: 10.1177/14680874231166982
Abstract: In this study, the effects of piston shapes on in-cylinder flow characteristics and mixture formation in the lean condition was analyzed using the PIV method and CFD (CONVERGE v2.4). The four-piston geometries were concave, flat,… read more here.
Keywords: injection; piston crown; cylinder flow; effects piston ... See more keywords
The Relationship between In-Cylinder Flow-Field near Spark Plug Areas, the Spark Behavior, and the Combustion Performance inside an Optical S.I. Engine
Sign Up to like & getrecommendations! Published in 2019 at "Applied Sciences"
DOI: 10.3390/app9081545
Abstract: The stringent regulations that were placed on gasoline vehicles demand significant improvement of the powertrain unit, not only to become cleaner but also more efficient. Therefore, there is a strong need to understand the complex… read more here.
Keywords: cylinder; combustion performance; combustion; near spark ... See more keywords