By Sergei Sazhin
Providing a transparent and systematic description of droplets and spray dynamic types, this booklet maximises reader perception into the underlying physics of the tactics concerned, outlines the improvement of latest actual and mathematical versions and broadens figuring out of interactions among the complicated actual strategies which occur in sprays.
Complementing techniques according to the direct program of computational fluid dynamics (CFD), Droplets and Sprays treats either theoretical and useful features of inner combustion engine approach comparable to the direct injection of liquid gas, subcritical heating and evaporation.
Including case reviews that illustrate the methods relevance to car functions, it's also expected that the defined versions can locate use in different components equivalent to in drugs and environmental science.
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Additional resources for Droplets and Sprays
Fuel, 111, 289–297. 82. Lee, C. , & Park, S. W. (2002). An experimental and numerical study on fuel atomization characteristics of high-pressure diesel injection sprays. Fuel, 81, 2417–2423. 83. Lefebvre, A. H. (1989). Atomization and sprays. Bristol, PA: Taylor & Francis. 84. Li, X. (1995). Mechanism of atomisation of a liquid jet. Atomization Sprays, 5, 89–105. References 45 85. , & Umemura, A. (2014). Two-dimensional numerical investigation on the dynamics of ligament formation by Faraday instability.
Within both sprays, vortex ring-like structures were observed. However, the most stable and consistent results were obtained in the experiments with the high-pressure injector. In the G-DI spray (see Fig. 2), four vortex-ring-like structures could be identified within the experimental data. The two most persistent (and clearly defined) structures were chosen in the comparison with the predictions of the model described in the previous section. A Dantec Dynamics phase Doppler anemometer (PDA) was used to study the dynamics of fuel droplets in the vortex structures.
Fuel, 80(13), 1871–1883. 138. Sazhin, S. , & Heikal, M. R. (2003). The initial stage of fuel spray penetration. Fuel, 82(8), 875–885. 139. Sazhin, S. , Hwang, J. , No, S. , & Heikal, M. (2005). Models of fuel spray penetration. Proceedings of the Estonian Academy of Sciences: Engineering 11(2), 154–160. 140. Sazhin, S. , Martynov, S. , & Heikal, M. R. (2008). Diesel fuel spray penetration, heating, evaporation and ignition: Modelling versus experimentation. International Journal of Engineering Systems Modelling and Simulation, 1, 1–19.