Search Results - "Somers, Bart"

Large Eddy Simulation of n-dodecane spray flames using Flamelet Generated Manifolds by Wehrfritz, Armin, Kaario, Ossi, Vuorinen, Ville, Somers, Bart

“…In the present study the Engine Combustion Network (ECN) “Spray A” target conditions are investigated using the Large Eddy Simulation (LES) and the Flamelet…”
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Large-eddy simulation on the influence of injection pressure in reacting Spray A by Kahila, Heikki, Wehrfritz, Armin, Kaario, Ossi, Ghaderi Masouleh, Mahdi, Maes, Noud, Somers, Bart, Vuorinen, Ville

“…The Engine Combustion Network (ECN) Spray A target case corresponds to high-pressure liquid fuel injection in conditions relevant to diesel engines. Following…”
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Combining flamelet-generated manifold and machine learning models in simulation of a non-premixed diffusion flame by Li, Kaimeng, Rahnama, Pourya, Novella, Ricardo, Somers, Bart

“…•The performance of a hybrid FGM/Machine learning combustion model was studied.•The model was implemented for an n-dodecane counterflow diffusion flame.•The…”
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Spray combustion of fast-pyrolysis bio-oils under engine-like conditions by Wang, Yu, Maes, Noud, Cuijpers, Michel, Somers, Bart

“…In the EU funded SmartCHP project, biomass derived fast-pyrolysis bio-oil (FPBO) is used to fuel modified stationary diesel engines for combined heat and power…”
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Modeling Spray C and Spray D with FGM within the framework of RANS and LES by Di Matteo, Andrea, Bao, Hesheng, Somers, Bart

“…In this study, two different diesel-like igniting sprays are investigated: Engine Combustion Network (ECN) Spray C and D. In particular, this study focuses on…”
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Ignition and Combustion Characteristics of N-Butanol and FPBO/N-Butanol Blends With Addition of Ignition Improver by Wang, Yu, Han, Jinlin, Maes, Noud, Cuijpers, Michel, Somers, Bart

“…In this study, the ignition and combustion characteristics of fast pyrolysis bio-oil (FPBO) are investigated in a combustion research unit (CRU), which mainly…”
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Generalizing progress variable definition in CFD simulation of combustion systems using tabulated chemistry models by Rahnama, Pourya, Maghbouli, Amin, Bao, Hesheng, Vasavan, Aromal, Novella, Ricardo, Somers, Bart

“…•Generalization of progress variable definition in a tabulated model was studied.•The model was implemented in both 1D and 3D solver.•Significant improvement…”
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Investigation of the Livengood-Wu integral for modelling autoignition in a high-pressure bomb by Hu, Zhixin, Somers, Bart L.M.T., Cracknell, Roger F., Bradley, Derek

“…The reaction progress variable, which is widely used in premixed and diffusion combustion studies, comprises a set of pre-selected intermediate species to…”
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FGM combustion model performance in a simplified naval engine combustion chamber by Di Matteo, Andrea, Somers, Bart

“…Present work investigates the performance of the Flamelet Generated Manifold combustion model in a marine-sized combustion chamber within the framework of RANS…”
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The impact of exhaust gas recirculation calibration on emissions and efficiency with GTL and GTLB30 fuels on a heavy-duty diesel engine by Sun, Zhongcheng, Haefele, Benjamin, Cuijpers, Michel, Maes, Noud, Somers, Bart

“…•GTL and GTLB30 demonstrate shorter ignition delay and burn duration compared to diesel.•The weighted average GIE results show that GTL is 2.04% more efficient…”
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Evaluation of fuel spray ignition delay behavior using a two-stage Lagrangian model by Wang, Yu, Bao, Hesheng, Somers, Bart, Maes, Noud

“…In this study, a two-stage Lagrangian (TSL) model is used to investigate the ignition process of a fuel spray under engine-like conditions. The existing…”
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The inclusion of scalar dissipation rate in modeling of an n-dodecane spray flame using flamelet generated manifold by Bao, Hesheng, Akargun, Hayri Yigit, Roekaerts, Dirk, Somers, Bart

“…In this work, an extension of the Flamelet Generated Manifold (FGM) method is developed suitable for igniting turbulent flames. To create the FGM, the strongly…”
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Heat release rate shaping for optimal gross indicated efficiency in a heavy-duty RCCI engine fueled with E85 and diesel by Willems, Robbert, Willems, Frank, Deen, Niels, Somers, Bart

“…•The rate of heat release shape is characterized by a metric called the burn ratio.•The burn ratio correlates with fuel reactivity stratification.•High boost…”
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Design of experiments optimized OMEx-diesel blends on a heavy-duty engine − Part 1: Combustion and emissions analysis with EGR and injection timing variation by Sun, Zhongcheng, van Beers, Harold, Cuijpers, Michel, Somers, Bart, Maes, Noud

“…•Burn duration is inversely proportional to OMEx addition and independent of injection duration at low load conditions.•OMEx ratio has a strong inverse…”
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Large Eddy Simulation of cavitation effects on reacting spray flames using FGM and a new dispersion model with multiple realizations by Bao, Hesheng, Maes, Noud, Akargun, Hayri Yigit, Somers, Bart

“…In the present study Large Eddy Simulations (LES) are performed to investigate the ignition behavior of cavitating and non-cavitating n-dodecane flames…”
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Combustion characteristics of oxymethylene dimethyl ether-diesel blends: An experimental investigation using a constant-volume combustion chamber by Sun, Zhongcheng, Coolen, Robert, Wang, Yu, Cuijpers, Michel, Somers, Bart, Maes, Noud

“…•OMEx addition over 50 vol% at 750 K shows great potential on ignition delay reduction.•Ignition delays of OMEx appear almost insensitive to decreasing ambient…”
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Large-eddy simulation of dual-fuel spray ignition at varying levels of methane diluted ambient oxidizer using FGM by Bao, Hesheng, Han, Jinlin, Zhang, Yan, Di Matteo, Andrea, Roekaerts, Dirk, Van Oijen, Jeroen, Somers, Bart

“…In the current work, the Flamelet Generated Manifold (FGM) method is applied with large-eddy simulation (LES) to investigate the effect of methane on dual-fuel…”
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Numerical investigation on ignition characterization of high-pressure oxymethylene ether and n-dodecane sprays by Bao, Hesheng, Sun, Zhongcheng, Maes, Noud, Somers, Bart, Van Oijen, Jeroen

“…This work investigates the ignition behavior of a high-pressure oxymethylene ether (OMEx) spray, applied to the Engine Combustion Network (ECN) Spray D flame,…”
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Effects of oxygen enrichment on diesel spray flame soot formation in O2/Ar atmosphere by Wang, Yu, Liu, Haifeng, Feng, Lei, Maes, Noud, Fang, Tiegang, Cui, Yanqing, Yi, Wentao, Somers, Bart, Yao, Mingfa

“…In this study, diesel spray combustion at oxygen-enriched conditions (oxygen volume fraction of 21–70 %) with argon dilution is experimentally investigated in…”
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Investigation of soot formation in n-dodecane spray flames using LES and a discrete sectional method by Bao, Hesheng, Kalbhor, Abhijit, Maes, Noud, Somers, Bart, Van Oijen, Jeroen

“…Considering stricter regulations on soot emissions, the detailed soot modeling approaches facilitating prediction of soot particle size distributions (PSD) are…”
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