1-20 of 69
Jens von Wolfersdorf
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Comparison of Experimental and Numerical Local Rotational Heat Transfer Effects in a Two-Pass Cooling Channel Configuration

David Gutiérrez de Arcos, Christian Waidmann, Rico Poser, Jens von Wolfersdorf, Bernhard Jäppelt
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79846
https://doi.org/10.1115/GT2022-79846
View Paper titled, Comparison of Experimental and Numerical Local Rotational Heat Transfer Effects in a Two-Pass Cooling Channel Configuration
Open the PDF for Comparison of Experimental and Numerical Local Rotational Heat Transfer Effects in a Two-Pass Cooling Channel Configuration in another window
Topics: Cooling, Heat transfer, Rotation, Computer simulation, Liquid crystals, Reynolds number, Steady state, Temperature measurement, Transients (Dynamics)
Proceedings Papers

Experimental Investigation of Local Heat Transfer in a Rotating Two-Pass Cooling Channel Using the Transient Thermochromic Liquid Crystal (TLC) Technique

Christian Waidmann, Rico Poser, David Gutiérrez de Arcos, Michael Göhring, Jens von Wolfersdorf, Klaus Semmler, Bernhard Jäppelt
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81291
https://doi.org/10.1115/GT2022-81291
View Paper titled, Experimental Investigation of Local Heat Transfer in a Rotating Two-Pass Cooling Channel Using the Transient Thermochromic Liquid Crystal (TLC) Technique
Open the PDF for Experimental Investigation of Local Heat Transfer in a Rotating Two-Pass Cooling Channel Using the Transient Thermochromic Liquid Crystal (TLC) Technique in another window
Topics: Cooling, Heat transfer, Liquid crystals, Transients (Dynamics), Flow (Dynamics), Fluids, Temperature, Evaluation methods, Fluid pressure, Glass
Journal Articles

Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels

Tobias Krille, Stefan Retzko, Rico Poser, Jens von Wolfersdorf
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081005.
Paper No: TURBO-20-1352
https://doi.org/10.1115/1.4050436
Published Online: April 26, 2021
View Article titled, Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels
Open the PDF for Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels in another window
Topics: Cooling, Fluids, Temperature, Heat transfer coefficients, Heat transfer, Flow (Dynamics)
Proceedings Papers

Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels

Tobias Krille, Stefan Retzko, Rico Poser, Jens von Wolfersdorf
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A037, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16271
https://doi.org/10.1115/GT2020-16271
View Paper titled, Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels
Open the PDF for Heat Transfer Measurements Using Multiple Thermochromic Liquid Crystals in Symmetric Cooling Channels in another window
Topics: Cooling, Heat transfer, Liquid crystals, Heat transfer coefficients, Temperature, Computer simulation, Engines, Flow (Dynamics), Fluids, Measurement uncertainty
Journal Articles

Application of the Transient Heat Transfer Measurement Technique Using Thermochromic Liquid Crystals in a Network Configuration With Intersecting Circular Passages

Anika Steurer, Rico Poser, Jens von Wolfersdorf, Stefan Retzko
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051010.
Paper No: TURBO-18-1261
https://doi.org/10.1115/1.4041807
Published Online: January 25, 2019
View Article titled, Application of the Transient Heat Transfer Measurement Technique Using Thermochromic Liquid Crystals in a Network Configuration With Intersecting Circular Passages
Open the PDF for Application of the Transient Heat Transfer Measurement Technique Using Thermochromic Liquid Crystals in a Network Configuration With Intersecting Circular Passages in another window
Topics: Flow (Dynamics), Fluids, Temperature, Liquid crystals, Steady state, Transients (Dynamics), Computational fluid dynamics
Proceedings Papers

Application of the Transient Heat Transfer Measurement Technique Using TLC in a Network Configuration With Intersecting Circular Passages

Anika Steurer, Rico Poser, Jens von Wolfersdorf, Stefan Retzko
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT16A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76551
https://doi.org/10.1115/GT2018-76551
View Paper titled, Application of the Transient Heat Transfer Measurement Technique Using TLC in a Network Configuration With Intersecting Circular Passages
Open the PDF for Application of the Transient Heat Transfer Measurement Technique Using TLC in a Network Configuration With Intersecting Circular Passages in another window
Topics: Cooling, Engineering simulation, Evaluation methods, Flow (Dynamics), Fluids, Geometry, Heat transfer, Heat transfer coefficients, Liquid crystals, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Numerical Investigation of Transient Heat Transfer Experiments Under Rotation

Michael Goehring, Christopher Hartmann, Jens von Wolfersdorf
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A011, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76497
https://doi.org/10.1115/GT2018-76497
View Paper titled, Numerical Investigation of Transient Heat Transfer Experiments Under Rotation
Open the PDF for Numerical Investigation of Transient Heat Transfer Experiments Under Rotation in another window
Topics: Rotation, Transient heat transfer, Buoyancy, Engineering simulation, Heat, Simulation, Transients (Dynamics), Wall temperature, Cooling, Density
Journal Articles

Aerothermal Investigation of a Single Row Divergent Narrow Impingement Channel by Particle Image Velocimetry and Liquid Crystal Thermography

Alexandros Terzis, Christoforos Skourides, Peter Ott, Jens von Wolfersdorf, Bernhard Weigand
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2016, 138(5): 051003.
Paper No: TURBO-15-1141
https://doi.org/10.1115/1.4032328
Published Online: January 20, 2016
View Article titled, Aerothermal Investigation of a Single Row Divergent Narrow Impingement Channel by Particle Image Velocimetry and Liquid Crystal Thermography
Open the PDF for Aerothermal Investigation of a Single Row Divergent Narrow Impingement Channel by Particle Image Velocimetry and Liquid Crystal Thermography in another window
Topics: Flow (Dynamics), Heat transfer, Jets, Liquid crystals, Particulate matter, Thermography, Reynolds number
Journal Articles

An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration

Sebastian Schulz, Alexander Schindler, Jens von Wolfersdorf
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2016, 138(4): 041007.
Paper No: TURBO-15-1216
https://doi.org/10.1115/1.4032022
Published Online: January 5, 2016
View Article titled, An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration
Open the PDF for An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration in another window
Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Geometry, Jets, Temperature, Turbulence, Simulation, Wall temperature, Steady state
Journal Articles

Improved Accuracy in Jet Impingement Heat Transfer Experiments Considering the Layer Thicknesses of a Triple Thermochromic Liquid Crystal Coating

Alexandros Terzis, Stavros Bontitsopoulos, Peter Ott, Jens von Wolfersdorf, Anestis I. Kalfas
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2016, 138(2): 021003.
Paper No: TURBO-15-1094
https://doi.org/10.1115/1.4031786
Published Online: November 3, 2015
View Article titled, Improved Accuracy in Jet Impingement Heat Transfer Experiments Considering the Layer Thicknesses of a Triple Thermochromic Liquid Crystal Coating
Open the PDF for Improved Accuracy in Jet Impingement Heat Transfer Experiments Considering the Layer Thicknesses of a Triple Thermochromic Liquid Crystal Coating in another window
Topics: Coatings, Heat transfer, Heat transfer coefficients, Temperature, Uncertainty, Flow (Dynamics), Liquid crystals, Calibration
Journal Articles

Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel

Meriam Axtmann, Jens von Wolfersdorf, Georg Meyer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2015, 137(12): 121006.
Paper No: TURBO-15-1151
https://doi.org/10.1115/1.4031267
Published Online: September 23, 2015
View Article titled, Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel
Open the PDF for Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel in another window
Topics: Cooling, Fluids, Heat transfer, Temperature, Thermocouples, Transients (Dynamics), Inertia (Mechanics), Transient heat transfer, Temperature measurement, Temperature distribution
Proceedings Papers

Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel

Meriam Axtmann, Jens von Wolfersdorf, Georg Meyer
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A001, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42085
https://doi.org/10.1115/GT2015-42085
View Paper titled, Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel
Open the PDF for Application of the Transient Heat Transfer Measurement Technique in a Low Aspect Ratio Pin Fin Cooling Channel in another window
Topics: Cooling, Transient heat transfer, Thermocouples, Heat transfer, Temperature, Temperature distribution, Temperature measurement, Transients (Dynamics), Ducts, Fluids
Proceedings Papers

An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration

Sebastian Schulz, Alexander Schindler, Jens von Wolfersdorf
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A004, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42286
https://doi.org/10.1115/GT2015-42286
View Paper titled, An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration
Open the PDF for An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration in another window
Topics: Engineering simulation, Flow (Dynamics), Fluids, Geometry, Jets, Kinetic energy, Liquid crystals, Particulate matter, Reynolds number, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Detailed Heat Transfer Distributions of Narrow Impingement Channels With Varying Jet Diameter

Alexandros Terzis, Magali Cochet, Jens von Wolfersdorf, Bernhard Weigand, Peter Ott
Proc. ASME. GT2014, Volume 5A: Heat Transfer, V05AT12A028, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25910
https://doi.org/10.1115/GT2014-25910
View Paper titled, Detailed Heat Transfer Distributions of Narrow Impingement Channels With Varying Jet Diameter
Open the PDF for Detailed Heat Transfer Distributions of Narrow Impingement Channels With Varying Jet Diameter in another window
Topics: Heat transfer, Airfoils, Coolants, Cooling, Design, Discharge coefficient, Geometry, Heat transfer coefficients, Jets, Liquid crystals
Journal Articles

Effect of Varying Jet Diameter on the Heat Transfer Distributions of Narrow Impingement Channels

Alexandros Terzis, Peter Ott, Magali Cochet, Jens von Wolfersdorf, Bernhard Weigand
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2015, 137(2): 021004.
Paper No: TURBO-14-1155
https://doi.org/10.1115/1.4028294
Published Online: September 10, 2014
View Article titled, Effect of Varying Jet Diameter on the Heat Transfer Distributions of Narrow Impingement Channels
Open the PDF for Effect of Varying Jet Diameter on the Heat Transfer Distributions of Narrow Impingement Channels in another window
Topics: Heat transfer, Jets, Flow (Dynamics), Heat transfer coefficients, Liquid crystals
Journal Articles

Detailed Heat Transfer Distributions of Narrow Impingement Channels for Cast-In Turbine Airfoils

Alexandros Terzis, Peter Ott, Jens von Wolfersdorf, Bernhard Weigand, Magali Cochet
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2014, 136(9): 091011.
Paper No: TURBO-13-1228
https://doi.org/10.1115/1.4027679
Published Online: June 3, 2014
View Article titled, Detailed Heat Transfer Distributions of Narrow Impingement Channels for Cast-In Turbine Airfoils
Open the PDF for Detailed Heat Transfer Distributions of Narrow Impingement Channels for Cast-In Turbine Airfoils in another window
Topics: Heat transfer, Heat transfer coefficients, Flow (Dynamics), Liquid crystals, Turbines, Airfoils
Journal Articles

Hole Staggering Effect on the Cooling Performance of Narrow Impingement Channels Using the Transient Liquid Crystal Technique

Alexandros Terzis, Guillaume Wagner, Jens von Wolfersdorf, Peter Ott, Bernhard Weigand
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. July 2014, 136(7): 071701.
Paper No: HT-12-1477
https://doi.org/10.1115/1.4027250
Published Online: April 8, 2014
View Article titled, Hole Staggering Effect on the Cooling Performance of Narrow Impingement Channels Using the Transient Liquid Crystal Technique
Open the PDF for Hole Staggering Effect on the Cooling Performance of Narrow Impingement Channels Using the Transient Liquid Crystal Technique in another window
Topics: Cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Jets, Liquid crystals, Temperature, Transients (Dynamics), Turbines, Reynolds number
Proceedings Papers

Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System

Christian Egger, Jens von Wolfersdorf, Martin Schnieder
Proc. ASME. GT2013, Volume 3A: Heat Transfer, V03AT12A045, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95472
https://doi.org/10.1115/GT2013-95472
View Paper titled, Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System
Open the PDF for Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System in another window
Topics: Cooling systems, Finite element analysis, Heat transfer, Numerical analysis, Thermography, Temperature, Cooling, Optimization, Simulation, Fluids
Proceedings Papers

A Particle Image Velocimetry-Based Investigation of the Flow Field in an Oblique Jet Impingement Configuration

Sebastian Schulz, Simon Schueren, Jens von Wolfersdorf
Proc. ASME. GT2013, Volume 3A: Heat Transfer, V03AT12A028, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94780
https://doi.org/10.1115/GT2013-94780
View Paper titled, A Particle Image Velocimetry-Based Investigation of the Flow Field in an Oblique Jet Impingement Configuration
Open the PDF for A Particle Image Velocimetry-Based Investigation of the Flow Field in an Oblique Jet Impingement Configuration in another window
Topics: Flow (Dynamics), Particulate matter, Geometry, Computer simulation, Cooling, Turbulence, Dynamics (Mechanics), Emission spectroscopy, Engineering simulation, Fluids
Journal Articles

Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System

Christian Egger, Jens von Wolfersdorf, Martin Schnieder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2014, 136(6): 061005.
Paper No: TURBO-13-1177
https://doi.org/10.1115/1.4025731
Published Online: November 8, 2013
View Article titled, Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System
Open the PDF for Combined Experimental/Numerical Method Using Infrared Thermography and Finite Element Analysis for Estimation of Local Heat Transfer Distribution in an Internal Cooling System in another window
Topics: Fluids, Heat transfer, Optimization, Simulation, Temperature, Cooling, Thermography, Heat conduction, Heat transfer coefficients, Finite element analysis