Wednesday 16 June
15.00 Welcome and walk around in the Green Center
15.20 Welcome address
X. Longaygue (IFPEN Scientific Division, France)
15.25 Opening of the conference
C. Angelberger, S. Jay (LES4ECE 2021 scientific correspondents, IFPEN, France)
15.30 - 17:35 SESSION 1: ELECTRIC MOTOR COOLING
Chaired by E. Pomraning (Convergent Science Inc., USA)
15.30 Keynote address
Jet Impingement Cooling of Electric Machines with Driveline Fluids
B. Kekelia (National Renewable Energy Laboratory, USA)
16.10 Towards modeling of direct liquid cooling of electric powertrain components
G. Pilla (IFPEN, France)
16.35 10-minute break
16.45 CFD simulations of electric motor end ring cooling for improved thermal management
R. Grover (General Motors Company, USA)
17.10 Conjugate heat transfer simulation of an oil-cooled traction motor with bar windings
P. Srikanth (Convergent Science Inc., USA)
17.35 10-minute break
17.45 - 18.35 SESSION 2: INTERNAL AERODYNAMICS
Chaired by B. Böhm (TU Darmstadt, Germany)
17.45 Lattice Boltzmann method for simulating internal aerodynamics of electric engines
S. Capitaine (IFPEN, France)
18.10 LES analysis of the Darmstadt engine under motored conditions with focus on statistical convergence and LES quality metrics
A. Barbato (Univ. of Modena and Reggio Emilia, Italy)
18.35 A temporal fluids-parcel backwards-tracking method for the study of cyclical variations
L. Engelmann (Univ. of Duisburg-Essen, Germany)
19.00 - 19.30 POSTER SESSION AND SPONSOR BOOTH
Pitch, poster presentation and networking
19.30 End of the presentations
Thursday 17 June
15.00 - 19.00 SESSION 3: ICE COMBUSTION
Chaired by A. Kempf (Duisburg-Essen Univ., Germany) and O. Colin (IFPEN, France)
15.00 Fully conservative Lattice-Boltzmann modelling of reactive flows: is LBM worth the effort when dealing with combustion?
P. Boivin (Univ. Aix-Marseille, France)
15.25 Coupling Lagrangian-Eulerian Spark-Ignition (SI) model with LES combustion models for engine simulations
S. Kazmouz (Argonne National Laboratory, USA)
15.50 10-minute break
16.00 ECFM-LES modelling with AMR for the CCV prediction and analysis in lean-burn conditions
G. Maio (IFPEN, France)
16.25 Prediction of cyclic variability and knock in a gasoline direct-injection (GDI) engine at high speed and load
R. Grover (General Motors Company, USA)
16.50 20-minute break
17.10 Large Eddy Simulations of multi-cycle SACI combustion with and without partial fuel stratification
C. Xu (Argonne National Laboratory, USA)
17.35 LES Simulations of turbulent jet ignition in a constant volume vessel pre-chamber - chamber assembly
O. Benoit (TOYOTA GAZOO Racing Europe, Germany)
18.00 10-minute break
18.10 Large-Eddy Simulations with conjugate heat transfer of a reacting flow in an internal combustion engine
A. Wu (Sandia National Laboratories, USA)
18.35 Modeling flame kernel growth in ultra-lean methane/air mixtures using high-fidelity Large-Eddy Simulations
J. Kim (Argonne National Laboratory, USA)
19.00 Musical entertainment and networking
19.45 End of the social program
Friday 18 June
15.00 - 17.30 SESSION 4: INJECTORS AND SPRAYS
Chaired by C. Habchi and G. Vinay (IFPEN, France)
15.00 Using machine learning to overcome the computational bottleneck of coupling injector and spray simulations
G.M. Magnotti (Argonne National Laboratory, USA)
15.25 The impact of flow and turbulence on spray G direct injection
C. Welch (Technical Univ. of Darmstadt, Germany)
15.50 20-minute break
16.10 Unsteady flamelet/progress variable modeling of spray flames with mixture of experts-based representation of combustion manifold
O. Owoyele (Argonne National Laboratory, USA)
16.35 Evaluation of the unsteady flamelet progress variable approach in Large Eddy Simulation of the ECN spray A
S. Gierth (Technical Univ. of Darmstadt, Germany)
17.00 Large Eddy Simulations of spray-wall interaction in a direct-injection optical engine
R. Torelli (Argonne National Laboratory, USA)
17.25 Closing address and Fireworks
C. Angelberger, S. Jay (LES4ECE 2021 scientific correspondents, IFPEN, France)
17.40 End of the conference