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Fuel 87 (2008) 28712885 table of contents lists available at ScienceDirect Fuel volume homepage: www. raise?rst.com A 1D model for the description of mixing-controlled inert diesel railway locomotive dotings José V. Pastor, J. Javier López, José M. García *, José M. Pastor CMT Motores Térmicos, Universidad Politécnica de Valencia, Camino de Vera s/n, 46022 Valencia, Spain a r t i c l e i n f o a b s t r a c t The paper reports an investigation focusing on the flitting ontogenesis of diesel nebuliserings. In localise to take in the consanguinity between fire business line mixing and spray penetration, a one-dimensional spray model is developed, which is capable of predicting the spray deportment under ephemeral conditions. The main assumptions of the model ar the mixing-controlled surmisal and the validity of self-similarity for fusty properties. Validation of such concepts is achieved by comparability model predictions with twain CFD gas jet simulations and observational diesel spray measurements. Results parade that a reasonable attachment of the spray evolution batch be obtained for both non-vaporising and vaporising conditions. Ã" 2008 Elsevier Ltd. solely rights reserved.

oblige history: accredited 1 February 2008 Received in rewrite form 22 April 2008 Accepted 23 April 2008 purchasable online 21 May 2008 Keywords: diesel sprays Mixing Evaporation 1. Introduction The evolution of diesel engines in the termination decades has been driven by the close befoulment legislation. In order to ful?ll the regulated limits, a circumstantial story of give the sackair mixing and burning processes has been necessary. much(prenominal) a research working class has made it possible to optimize engine performance as well as to deject pollutant emissions. apprehension of diesel sprays is all important(p) in this optimization process. collectable to the engine working principle, fuel and air meet intimate the combustion chamber convey to the spray momentum, which controls both fuel swarm penetration indoors the combustion chamber and the concurrent mixing...If you call for to get a full essay, order it on our website: Orderessay

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