On the evolution of the flow field in a spark ignition engine
The development of the turbulent flow field inside a spark ignition engine is examined by
large-eddy simulation (LES), from the intake flow to the tumble break-down. Ten consecutive …
large-eddy simulation (LES), from the intake flow to the tumble break-down. Ten consecutive …
Immersed boundary methods for thermofluids problems
R Mittal, R Bhardwaj - Annual Review of Heat Transfer, 2021 - dl.begellhouse.com
We review the progress in the development and application of immersed boundary (IB)
methods to thermofluids problems achieved in the last three decades. The implementation of …
methods to thermofluids problems achieved in the last three decades. The implementation of …
[HTML][HTML] Modeling cycle-to-cycle variations in spark ignited combustion engines by scale-resolving simulations for different engine speeds
Here, internal combustion engine operating speed effects on combustion cycle-to-cycle
variations (CCV) are numerically investigated. The recent study by Ghaderi Masouleh et …
variations (CCV) are numerically investigated. The recent study by Ghaderi Masouleh et …
Direct numerical simulation of an unsteady wall-bounded turbulent flow configuration for the assessment of large-eddy simulation models
A new benchmark case for the evaluation of direct numerical simulation (DNS) and large-
eddy simulation (LES) models and methods is presented in this study. The known Taylor …
eddy simulation (LES) models and methods is presented in this study. The known Taylor …
[HTML][HTML] Numerical analysis of multi-regime combustion using flamelet generated manifolds-a highly-resolved Large-Eddy Simulation of the Darmstadt multi-regime …
Multi-regime effects occur due to the interaction of combustion phenomena such as partial
premixing of reactants or product-recirculation and lead to the invalidity of idealization of …
premixing of reactants or product-recirculation and lead to the invalidity of idealization of …
Cyclic variations in the flame propagation in an spark-ignited engine: multi cycle large eddy simulation supported by imaging diagnostics
Experimental measurements and multi-cycle large eddy simulation (LES) are performed in
an optically accessible four-stroke spark-ignition engine to investigate cycle-to-cycle …
an optically accessible four-stroke spark-ignition engine to investigate cycle-to-cycle …
A temporal fluid-parcel backwards-tracing method for Direct-Numerical and Large-Eddy Simulation employing Lagrangian particles
In this study, a method which allows for causal backtracing of turbulent flow phenomena is
suggested. Key events in technical processes based on turbulent mixing can thereby be …
suggested. Key events in technical processes based on turbulent mixing can thereby be …
On the coupling of a zonal body-fitted/immersed boundary method with ZDES: application to the interactions on a realistic space launcher afterbody flow
One of the next foreseen challenges in CFD consists in the capability to simulate
quantitatively the spectral content of the turbulent flow around realistic geometries. In this …
quantitatively the spectral content of the turbulent flow around realistic geometries. In this …
On the use of les and 3d empirical mode decomposition for analyzing cycle-to-cycle variations of in-cylinder tumbling flow
Multi-cycle large-eddy simulation (LES) is performed to investigate cycle-to-cycle variations
(CCV) of in-cylinder flow in a single-cylinder spark ignition optically-accessible research …
(CCV) of in-cylinder flow in a single-cylinder spark ignition optically-accessible research …
LES of the gas-exchange process inside an internal combustion engine using a high-order method
GK Giannakopoulos, CE Frouzakis, PF Fischer… - Flow, Turbulence and …, 2020 - Springer
High-order, wall-resolved large eddy simulations (LES) using the spectral element method
(SEM) were performed to investigate the gas-exchange process inside a laboratory-scale …
(SEM) were performed to investigate the gas-exchange process inside a laboratory-scale …