### Entropy Generation Analysis of Turbulent Spray Combustion Using the Filtered Eulerian Stochastic Filed Approach Coupled to Tabulated Chemistry

The second law analysis based on the entropy generation and exergy losses of the turbulent multiphase reacting flow is ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Investigation and Cause-and-Effect Chain Analysis of Cyclic Variations and their Effect on Knocking Combustion

Knocking combustion in an internal combustion engine is initiated by auto-ignition ahead of the flame front. Thus ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerische Simulation der Schmelzwasserperkolation in Firn

The assessment of the state of continental ice sheets has become a major issue in recent years and decades. These ...

Natural SciencesGeophysics and Geodesy### Simulation of High-Pressure Spray Flames III

The formation of pollutants in direct injection engines is a field of research with high practical impact. Against this ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Assessment of the Spray, Chemistry and Turbulence Coupling and its Modeling in Numerical Simulations of Reactive Multiphase Flows

From a practical standpoint, the combustion of liquids includes multiple interwoven processes, such as the gradual ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Coupled Eulerian Stochastic Field Method with FGM-Based Detailed Tabulated Chemistry Approach for LES/RANS of Sandia Flame Series D-E and F

The objective of this project is to compute the turbulence chemistry interactions for turbulent reacting flow. Thus, the ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Direct Numerical Simulation of Flame-Wall-Interactions of DME Flames

In the context of global warming, the necessity of efficient and low emission combustion applications arises. The ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### LES-Based Investigation of Flame-Wall-Interactions

In the context of global warming the necessity of efficient and low emission combustion applications arises. In addition ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Investigation and Cause-And-Effect Chain Analysis of Cyclic Variations and their Effect on Knocking Combustion

Engine knock is initiated by auto-ignition in the unburned mixture ahead of the flame front, the so-called end-gas. Thus ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Investigation of Drop Impact, Coalescence and Evaporation on Superheated Surfaces II

Spray cooling is a very effective method for cooling of electronic devices. The study of the impact of single and ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Modelling of Conjugated Two-Phase Flow and Heat Transfer in Thermomechanical Piping Systems

This project aims into testing the ability of the scale-adaptive turbulence model christened “Instability Sensitive ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Simulation and Analysis of Wetting Phenomena in Inkjet Printing

Droplet impingement and spreading are of particular relevance for various technical applications, including inkjet ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Simulation of the Interaction Between a Drop and a Liquid Wall Film

In internal combustions engines and in systems for exhaust gas aftertreatment, sprays interact with liquid wall films ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Simulation of High-Pressure Spray Flames II

The formation of pollutants in direct injection engines is a field of research with high practical impact. Against this ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Spray Combustion of the New Synthetic Fuel Oxymethylenehter (OME)

3D computational fluid dynamics (CFD) simulations are nowadays an established method in science and a tool in industrial ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### BMWi AiF Project 20224 ’Flow Erosion’

The underlying research project deals with the flow accelerated corrosion and erosion in cooling systems of combustion ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Development of a Validated and Efficient Calculation Method to Expand the Operating Range of Centrifugal Pumps for Pumping Gas Loaded Liquids

Many technical applications in chemistry engineering are multiphase flows as they contain entrained air or effects such ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### DNS of Viscoelastic Fluids

Recent numerical stabilization approaches provide new opportunities for viscoelastic flow simulations. The numerical ...

Natural SciencesMathematics### Flow Erosion

The underlying research project deals with the flow accelerated corrosion and erosion in cooling systems of combustion ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Investigation of Drop Impact, Coalescence and Evaporation on Superheated Surfaces I

Spray cooling is a promising technology to remove heat from a hot target. To contribute to a better understanding of the ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Investigation on the Thermodynamic Performance of an Exhaust Gas System of an IC-Engine Using Large Eddy Simulation

The exhaust gas system is a very important part of internal combustion engines, since its structure and thermodynamic ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Simulation of High-Pressure Spray Flames I

The formation of pollutants in direct injection engines is a field of research with high practical importance. In front ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Unsteady Numerical Simulations of Multi-Element Airfoil

As high-lift configurations, multi-element airfoils have shown satisfactory aerodynamic performance at high Reynolds ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Application of a Hybrid Filtered Eulerian Stochastic Field/Flamelet Progress Variable Method on a Non-Premixed Oxy-Flame Cases Using OpenFOAM Code

Nowadays the fuels combustion still sustain most of the energy needs and its productions. Different studies have been ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Lagrangian / Eulerian Interface Approximation (LEIA)

Accurate and efficient tracking of sharp interfaces that separate fluids that do not mix or fluids and solids is a ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Large Eddy Simulations of Turbulent Combustion Basing on the Eulerian Stochastic Field Method Coupled to Flamelet Progress Variable Approach Using OpenFOAM Code

The present trend in energy consumption shows ever increasing energy demand to servemultitude of reasons such as ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Simulation and Analysis of Wetting Phenomena in Inkjet Printing

Droplet impingement and spreading are of particular relevance for various technical applications, including inkjet ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Numerical Simulation and Analysis of Wetting Phenomena in Inkjet Printing

Droplet impingement and spreading are of particular relevance for various technical applications, including inkjet ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Stability of Droplets on Chemically Patterned Surfaces

We study the stability and the breakup dynamics of mm-size water droplets on chemically patterned solid surfaces ...

Engineering SciencesHeat Energy Technology, Thermal Machines, Fluid Mechanics### Viscoelastic Flow Simulations

The “High Weissenberg Number Problem’’ (HWNP) has been a major challenge in computational rheology for the past four ...

Natural SciencesMathematics