LES simulation of the internal flow and near-field spray structure of an outward-opening GDi injector and comparison with imaging data

SAE Technical Papers

Volumn , Issue , 2008, Pages

  Befrui, B ^a   Corbinelli, G ^a   Robart, D ^a   Reckers, W ^a   Weller, H ^b  

^a Delphi Customer Technology Center   (Luxembourg)

^b OpenCFD   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; COMPUTATIONAL GEOMETRY; DIRECT INJECTION; FUELS; LARGE EDDY SIMULATION; LIQUEFIED GASES; NOZZLE DESIGN; PHASE INTERFACES; SPRAY NOZZLES;

BREAKUP AND ATOMIZATION; BREAKUP MECHANISMS; COMPUTATIONAL INVESTIGATION; GASOLINE DIRECT INJECTION; KELVIN- HELMHOLTZ INSTABILITIES; KELVIN-HELMHOLTZ INSTABILITY WAVES; LIQUID-AIR INTERFACE; PRIMARY BREAKUPS;

TWO PHASE FLOW;

EID: 85072477296     PISSN: 01487191     EISSN: 26883627     Source Type: Journal    
DOI: 10.4271/2008-01-0137     Document Type: Conference Paper

References (14)

1. Befrui, B., Kneer, R., Deliege, Ch., Reckers, W., Weiten, C., "Spray-Guided DISI Operation and Potential for CO2 Reduction" Proc. FISITA World Automotive Congress, Paper F2004V185, Barcelona (Spain), May 23-27, 2004.
2. Waltner, A., Lückert, P., Schaupp, U., Rau, E., Kemmler, R., Weller, R., "Future Technology of the Spark-Ignition Engine: Spray-Guided Direct Injection with Piezo Injector" 28th Vienna Motor Symposium, Vienna (Austria), 2006.
3. Schwarz, Ch., Schünemann, E., Durst, B., Flischer, J., Witt, A., "Potentials of the Spray-Guided BMW DI Combustion System" SAE Technical Paper 2006-01-1265, 2006.
4. Marchi, A., Nouri, J. M., Yan, Y., Arcoumanis, C., "Internal Flow and Spray Characteristics of Pintle-Type Outwards Opening Piezo Injectors for Gasoline Direct-Injection Engines" SAE Technical paper 2007-01-1406, 2007.
5. Skogsberg, M., Dahlander, P., Denbratt, I., "Spray Shape and Atomization Quality of an Outward-Opening Piezo Gasoline DI Injector" SAE Technical paper 2007-01-1409, 2007.
6. Haworth, D. C., "Large Eddy Simulation of In-Cylinder Flows" Oil and Gas science and Technology (IFP Review Journal), 54, (2), 175-185, 1999.
7. Wang, P., Bai, X. S., Wessman, M., Klingmann, J., "Large Eddy Simulation and Experimental Studies of Confined Turbulent Swirling Flows" Physics of Fluid, 16 (9), 3306-3324, 2004.
8. De Villiers, E., Gosman, A. D., Weller, H. G., "Large Eddy Simulation of Primary Diesel Atomization" SAE Technical paper 2004-01-0100, 2004
9. Ishii, M., "Thermo-Fluid Dynamic Theory of Two-Phase Flow" Eyrolles Pub., 1975.
10. Brackbill, J. U., Kothe, D. B., Zemach, C., "A Continuum Method for Modelling surface Tension" J. Comp. Phys., 100, 335-354, 1992.
11. Ubbink, O., "Numerical Prediction of Two Fluid Systems with Sharp Interfaces"; PhD Thesis, Imperial College of Science, Medicine and Technology, University of London, 1997.
12. Yoshizawa, A., "A Statistically-Derived Subgrid-Scale Kinetic Energy Model for the Large Eddy Simulation of Turbulent Flows" J. Phys. Soc. Japan, 54 (8), 2834-2839, 1985.
13. OpenCFD Ltd., FOAM-The Complete Guide, http://www.opencfd.co.uk
14. OpenCFD Technical Report TR/HGW/04.