39 citations · 232 across the 15 of their papers we have counts for
15 papers
Solutions of the spray flamelet equations in a non-monotonic mixture fraction space
Felipe Huenchuguala, Luis Fuenzalida, Oscar Orellana +4
Solving the spray flamelet equations in composition space is very challenging, which is attributable to the fact that the maximum value of the mixture fraction, , i…
Critical nanoparticle formation in iron combustion: single particle experiments with in-situ multi-parameter diagnostics aided by multi-scale simulations
Tao Li, Bich-Diep Nguyen, Yawei Gao +6
The formation of iron oxide nanoparticles (NPs) presents challenges such as efficiency losses and fine dust emissions in practical iron combustion systems, highlighting the need fo…
Flame-wall interaction of thermodiffusively unstable hydrogen/air flames -- Part II: Parametric variations of equivalence ratio, temperature, and pressure
Max Schneider, Hendrik Nicolai, Vinzenz Schuh +2
Fuel-lean hydrogen combustion systems hold significant potential for low pollutant emissions, but are also susceptible to intrinsic combustion instabilities. While most research on…
Scale-bridging within a complex model hierarchy for investigation of a metal-fueled circular energy economy by use of Bayesian model calibration with model error quantification
Lisanne Gossel, Elisa Corbean, Sören Dübal +7
Metal energy carriers recently gained growing interest in research as a promising storage and transport material for renewable electricity. Within the development of a metal-fueled…
Can flamelet manifolds capture the interactions of thermo-diffusive instabilities and turbulence in lean hydrogen flames? -- An a-priori analysis
Hannes Böttler, Driss Kaddar, Federica Ferraro +3
Flamelet-based methods are extensively used in modeling turbulent hydrocarbon flames. However, these models have yet to be established for (lean) premixed hydrogen flames. While fl…
Dynamic stabilization of a hydrogen premixed flame in a narrow channel
Faizan Habib Vance, Arne Scholtissek, Philip de Goey +2
Combustion of hydrogen can help in reducing carbon-based emissions but it also poses unique challenges related to the high flame speed and Lewis number effects of the hydrogen flam…
Assessment of flamelet manifolds for turbulent flame-wall interactions in Large-Eddy Simulations
Yujuan Luo, Matthias Steinhausen, Driss Kaddar +2
A turbulent side-wall quenching (SWQ) flame in a fully developed channel flow is studied using Large-Eddy Simulation (LES) with a tabulated chemistry approach. Three different flam…
A comparison of mechanistic models for the combustion of iron microparticles and their application to polydisperse iron-air suspensions
Johannes Mich, Daniel Braig, Tobias Gustmann +2
Metals can serve as carbon-free energy carriers, e. g. in innovative metal-metal oxide cycles as proposed by Bergthorson (Prog. Energy Combust. Sci., 2018). Iron powder is a suitab…
Combined effects of heat loss and curvature on turbulent flame-wall interaction in a premixed dimethyl ether/air flame
Driss Kaddar, Matthias Steinhausen, Thorsten Zirwes +3
This study investigates the effects of curvature on the local heat release rate and mixture fraction during turbulent flame-wall interaction of a lean dimethyl ether/air flame usin…
Flamelet modeling of thermo-diffusively unstable hydrogen-air flames
Hannes Böttler, Haris Lulic, Matthias Steinhausen +3
In order to reduce CO2 emissions, hydrogen combustion has become increasingly relevant for technical applications. In this context, lean H2-air flames show promising features but,…
Numerical modeling of pulverized iron flames in a multidimensional hot counterflow burner
Xu Wen, Arne Scholtissek, Jeroen van Oijen +2
Pulverized iron flames stabilized in a multidimensional hot counterflow burner are simulated using a numerical model, which is extended from the state-of-the-art model developed by…
Effect of flame retardants on side-wall quenching of partially premixed laminar flames
Matthias Steinhausen, Federica Ferraro, Max Schneider +5
A combined experimental and numerical investigation of partially premixed laminar methane-air flames undergoing side-wall quenching (SWQ) is performed. A well-established SWQ burne…
Flame-vortex interaction during turbulent side-wall quenching and its implications for flamelet manifolds
Matthias Steinhausen, Thorsten Zirwes, Federica Ferraro +3
In this study, the thermochemical state during turbulent flame-wall interaction of a stoichiometric methane-air flame is investigated using a fully resolved simulation with detaile…
Soot particle size distribution reconstruction in a turbulent sooting flame with the split-based extended quadrature method of moments
Federica Ferraro, Sandro Gierth, Steffen Salenbauch +2
The Method of Moments (MOM) has largely been applied to investigate sooting laminar and turbulent flames. However, the classical MOM is not able to characterize a continuous partic…
Evaluation of Quadrature-based Moment Methods in turbulent premixed combustion
Martin Pollack, Federica Ferraro, Johannes Janicka +1
Transported probability density function (PDF) methods are widely used to model turbulent flames characterized by strong turbulence-chemistry interactions. Numerical methods direct…