Search Results - "Lehtiniemi, Harry"

A threshold soot index-based fuel surrogate formulation methodology to mimic sooting tendency of real fuels in 3D-CFD simulations by Del Pecchia, Marco, Fontanesi, Stefano, Prager, Jens, Kralj, Cedomir, Lehtiniemi, Harry

“…•A new methodology to estimate sooting tendency of real fuels is presented.•Threshold Soot Index is used as a metric to quantify sooting tendency.•Surrogates…”
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Numerical Analysis of the Impact of Water Injection on Combustion and Thermodynamics in a Gasoline Engine Using Detailed Chemistry by Netzer, Corinna, Franken, Tim, Mauss, Fabian, Seidel, Lars, Lehtiniemi, Harry, Kulzer, André Casal

“…Water injection is a promising technology to improve the fuel efficiency of turbocharged gasoline engines due to the possibility to suppress engine knock…”
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Calculating the soot particle size distribution function in turbulent diffusion flames using a sectional method by Netzell, Karl, Lehtiniemi, Harry, Mauss, Fabian

“…Soot formation in a turbulent jet diffusion flame is modeled using an unsteady flamelet approach in post-process. In the present work, we apply a detailed…”
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Aspects of 0D and 3D Modeling of Soot Formation for Diesel Engines by Pasternak, Michal, Mauss, Fabian, Perlman, Cathleen, Lehtiniemi, Harry

“…In this work, zero-dimensional (0D) and three-dimensional (3D) models were applied to the same engine experiment, investigating aspects of 0D and 3D modeling…”
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MODELING DIESEL SPRAY IGNITION USING DETAILED CHEMISTRY WITH A PROGRESS VARIABLE APPROACH by LEHTINIEMI, HARRY, MAUSS, FABIAN, BALTHASAR, MICHAEL, MAGNUSSON, INGEMAR

“…In this work, a progress variable approach is used to model diesel spray ignition with detailed chemistry. The flow field and the detailed chemistry are…”
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ASPECTS OF MODELING SOOT FORMATION IN TURBULENT DIFFUSION FLAMES by MAUSS, †, FABIAN, NETZELL, KARL, LEHTINIEMI, HARRY

“…Soot formation in a turbulent jet diffusion flame is modeled using an unsteady flamelet approach. In the present work, we study the effects of the choice of…”
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Soot Simulation under Diesel Engine Conditions Using a Flamelet Approach by Nakov, Galin, Mauss, Fabian, Wenzel, Paul, Steiner, Rüdiger, Krüger, Christian, Zhang, Yongzhe, Rawat, Rajesh, Borg, Anders, Perlman, Cathleen, Fröjd, Karin, Lehtiniemi, Harry

“…The subject of this work is 3D numerical simulations of combustion and soot emissions for a passenger car diesel engine. The CFD code STAR-CD version 3.26 [1]…”
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Stochastic Model for the Investigation of the Influence of Turbulent Mixing on Engine Knock by Gogan, A., Sundén, B., Lehtiniemi, H., Mauss, F.

“…A stochastic model based on a probability density function (PDF) was developed for the investigation of different conditions that determine knock in spark…”
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