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Reinhold Kneer
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Proceedings Papers

A Coupling Approach Combining CFD and FEM Methods to Predict Cutting Fluid Effects on the Tool Temperature in Cutting Processes

Thorsten Helmig, Bingxiao Peng, Claas Ehrenpreis, Thorsten Augspurger, Yona Frekers, Reinhold Kneer, Thomas Bergs
Proc. ASME. MSEC2019, Volume 2: Processes; Materials, V002T03A028, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-2782
https://doi.org/10.1115/MSEC2019-2782
View Paper titled, A Coupling Approach Combining CFD and FEM Methods to Predict Cutting Fluid Effects on the Tool Temperature in Cutting Processes
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Topics: Computational fluid dynamics, Cutting, Finite element methods, Fluids, Temperature, Simulation, Cutting tools, Drilling, Heat transfer, Thermomechanics
Journal Articles

A Coupling Approach Combining Computational Fluid Dynamics and Finite Element Method to Predict Cutting Fluid Effects on the Tool Temperature in Cutting Processes

Thorsten Helmig, Bingxiao Peng, Claas Ehrenpreis, Thorsten Augspurger, Yona Frekers, Reinhold Kneer, Thomas Bergs
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. October 2019, 141(10): 101003.
Paper No: MANU-19-1271
https://doi.org/10.1115/1.4044102
Published Online: July 31, 2019
View Article titled, A Coupling Approach Combining Computational Fluid Dynamics and Finite Element Method to Predict Cutting Fluid Effects on the Tool Temperature in Cutting Processes
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Topics: Computational fluid dynamics, Cutting, Finite element methods, Fluids, Simulation, Temperature, Heat, Drilling
Journal Articles

Modeling of Anisotropic Scattering of Thermal Radiation in Pulverized Coal Combustion

Tim Gronarz, Robert Johansson, Reinhold Kneer
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2018, 140(6): 062701.
Paper No: HT-17-1592
https://doi.org/10.1115/1.4038912
Published Online: March 9, 2018
View Article titled, Modeling of Anisotropic Scattering of Thermal Radiation in Pulverized Coal Combustion
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Topics: Electromagnetic scattering, Radiation scattering, Scattering (Physics), Coal, Particulate matter
Proceedings Papers

Thermal Load Determination in Dry Machining Through a Fixed Identifiability Conjugate Gradient Method

Patric Figueiredo, Marc Deppermann, Reinhold Kneer
Proc. ASME. MSEC2017, Volume 1: Processes, V001T02A030, June 4–8, 2017
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2017-2860
https://doi.org/10.1115/MSEC2017-2860
View Paper titled, Thermal Load Determination in Dry Machining Through a Fixed Identifiability Conjugate Gradient Method
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Topics: Gradient methods, Machining, Stress, Heat flux, Heat, Algorithms, Boundary-value problems, Noise (Sound), Scalars, Sensitivity analysis
Journal Articles

Influence of Index of Refraction and Particle Size Distribution on Radiative Heat Transfer in a Pulverized Coal Combustion Furnace

Robert Johansson, Tim Gronarz, Reinhold Kneer
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. April 2017, 139(4): 042702.
Paper No: HT-16-1444
https://doi.org/10.1115/1.4035205
Published Online: January 10, 2017
View Article titled, Influence of Index of Refraction and Particle Size Distribution on Radiative Heat Transfer in a Pulverized Coal Combustion Furnace
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Topics: Absorption, Coal, Combustion, Electromagnetic scattering, Particulate matter, Radiation scattering, Radiative heat transfer, Refractive index, Scattering (Physics), Particle size
Journal Articles

Comparison of Flame Stability Under Air and Oxy-Fuel Conditions for an Aerodynamically Stabilized Pulverized Coal Swirl Flame

Martin Habermehl, Johannes Hees, Anna Maßmeyer, Diego Zabrodiec, Oliver Hatzfeld, Reinhold Kneer
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. July 2016, 138(4): 042209.
Paper No: JERT-15-1292
https://doi.org/10.1115/1.4032940
Published Online: March 24, 2016
View Article titled, Comparison of Flame Stability Under Air and Oxy-Fuel Conditions for an Aerodynamically Stabilized Pulverized Coal Swirl Flame
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Topics: Combustion, Flames, Flow (Dynamics), Fuels, Momentum, Oxygen, Coal, Chemiluminescence, Stability, Emissions
Journal Articles

Investigation of Gasification Reaction of Pulverized Char Under N 2 /CO 2 Atmosphere in a Small-Scale Fluidized Bed Reactor

Thobias Kreitzberg, Herman D. Haustein, Benjamin Gövert, Reinhold Kneer
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. July 2016, 138(4): 042207.
Paper No: JERT-15-1293
https://doi.org/10.1115/1.4032791
Published Online: March 9, 2016
View Article titled, Investigation of Gasification Reaction of Pulverized Char Under N 2 /CO 2 Atmosphere in a Small-Scale Fluidized Bed Reactor
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Topics: Carbon, Carbon dioxide, Fluidized beds, Fuel gasification, Temperature, Chemical kinetics, Fuels
Proceedings Papers

Solar Concentrator Shape Characterisation Using Composite Light-Field Imaging

Oliver Garbrecht, José Zapata, Reinhold Kneer
Proc. ASME. ES2015, Volume 1: Advances in Solar Buildings and Conservation; Climate Control and the Environment; Alternate Fuels and Infrastructure; ARPA-E; Combined Energy Cycles, CHP, CCHP, and Smart Grids; Concentrating Solar Power; Economic, Environmental, and Policy Aspects of Alternate Energy; Geothermal Energy, Harvesting, Ocean Energy and Other Emerging Technologies; Hydrogen Energy Technologies; Low/Zero Emission Power Plants and Carbon Sequestration; Micro and Nano Technology Applications and Materials, V001T05A021, June 28–July 2, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ES2015-49649
https://doi.org/10.1115/ES2015-49649
View Paper titled, Solar Concentrator Shape Characterisation Using Composite Light-Field Imaging
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Topics: Composite materials, Imaging, Shapes, Solar energy concentrators, Mirrors, Design, Sensors, Algorithms, Drops, Electromagnetic scattering
Proceedings Papers

Development of Heat Transfer in a Two-Dimensional Wavy Falling Film of Water and its Influence on Wave Stability

Herman D. Haustein, Wilko Rohlfs, Faruk Al-Sibai, Reinhold Kneer
Proc. ASME. HT2013, Volume 2: Heat Transfer Enhancement for Practical Applications; Heat and Mass Transfer in Fire and Combustion; Heat Transfer in Multiphase Systems; Heat and Mass Transfer in Biotechnology, V002T07A006, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17453
https://doi.org/10.1115/HT2013-17453
View Paper titled, Development of Heat Transfer in a Two-Dimensional Wavy Falling Film of Water and its Influence on Wave Stability
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Topics: Heat transfer, Stability, Water, Waves, Flow (Dynamics), Excitation, Heat flux, Reynolds number, Deformation, Heat exchangers
Journal Articles

The Dynamics of Bubble Growth at Medium-High Superheat: Boiling in an Infinite Medium and on a Wall

Herman D. Haustein, Alon Gany, Georg F. Dietze, Ezra Elias, Reinhold Kneer
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. July 2013, 135(7): 071501.
Paper No: HT-12-1077
https://doi.org/10.1115/1.4023746
Published Online: June 6, 2013
View Article titled, The Dynamics of Bubble Growth at Medium-High Superheat: Boiling in an Infinite Medium and on a Wall
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Topics: Boiling, Bubbles, Drops, Nucleate boiling
Proceedings Papers

A New Empirical Model for Bubble Growth: Boiling in an Infinite Medium and on a Wall at High Superheat

Herman D. Haustein, Georg F. Dietze, Reinhold Kneer
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T10236, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44429
https://doi.org/10.1115/AJTEC2011-44429
View Paper titled, A New Empirical Model for Bubble Growth: Boiling in an Infinite Medium and on a Wall at High Superheat
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Topics: Boiling, Bubbles, Convection, Drops, Heat transfer, Nucleate boiling
Proceedings Papers

Capillary Flow Separation in 2- and 3-Dimensional Laminar Falling Liquid Films

Georg F. Dietze, Reinhold Kneer
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 3, 753-768, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22064
https://doi.org/10.1115/IHTC14-22064
View Paper titled, Capillary Flow Separation in 2- and 3-Dimensional Laminar Falling Liquid Films
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Topics: Flow separation, Liquid films, Waves, Flow (Dynamics), Dynamics (Mechanics), Heat transfer, Momentum, Transport processes, Computer simulation, Deformation
Proceedings Papers

Impinging Oil Jet Behaviour for Planar Wall Heat Transfer

Sarah El-Khawankey, Faruk Al-Sibai, Reinhold Kneer
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 5, 639-645, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22805
https://doi.org/10.1115/IHTC14-22805
View Paper titled, Impinging Oil Jet Behaviour for Planar Wall Heat Transfer
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Topics: Heat transfer, Cooling, Jets, Pistons, Reynolds number, Temperature, Flow (Dynamics), Materials properties, Nozzles, Pressure