Thermal Science 2010 Volume 14, Issue suppl., Pages: 197-208
https://doi.org/10.2298/TSCI100505069P
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Experimental determination of double vibe function parameters in diesel engines with biodiesel
Pešić Radivoje B.
Davinić Aleksandar Lj.
Taranović Dragan S.
Miloradović Danijela M.
Petković Snežana D.
A zero-dimensional, one zone model of engine cycle for steady-state regimes
of engines and a simplified procedure for indicator diagrams analysis have
been developed at the Laboratory for internal combustion engines, fuels and
lubricants of the Faculty of Mechanical Engineering in Kragujevac. In
addition to experimental research, thermodynamic modeling of working process
of diesel engine with direct injection has been presented in this paper. The
simplified procedure for indicator diagrams analysis has been applied, also.
The basic problem, a selection of shape parameters of double Vibe function
used for modeling the engine operation process, has been solved. The
influence of biodiesel fuel and engine working regimes on the start of
combustion, combustion duration and shape parameter of double Vibe was
determined by a least square fit of experimental heat release curve.
Keywords: biodiesel, diesel engine, double Vibe, heat release curve