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Proceedings Papers

Impact of the Blade Profiling on the Performance of Low-Pressure Axial Fans

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. IMECE2022, Volume 8: Fluids Engineering; Heat Transfer and Thermal Engineering, V008T10A001, October 30–November 3, 2022
Paper No: IMECE2022-94280
https://doi.org/10.1115/IMECE2022-94280
View Paper titled, Impact of the Blade Profiling on the Performance of Low-Pressure Axial Fans
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Topics: Blades, Fans, Pressure, Flow (Dynamics), Impellers, Reynolds number, Sheet metal, Flow separation, Air conditioning, Computational fluid dynamics
Proceedings Papers

Impact of the Tip Clearance and the Inflow Nozzle Shape on the Performance of Low-Pressure Axial Fans

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. IMECE2022, Volume 8: Fluids Engineering; Heat Transfer and Thermal Engineering, V008T10A006, October 30–November 3, 2022
Paper No: IMECE2022-95881
https://doi.org/10.1115/IMECE2022-95881
View Paper titled, Impact of the Tip Clearance and the Inflow Nozzle Shape on the Performance of Low-Pressure Axial Fans
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Topics: Clearances (Engineering), Fans, Inflow, Nozzles, Pressure, Shapes, Blades, Impellers, Flow (Dynamics), Manufacturing
Journal Articles

Numerical and Theoretical Investigation of the Gap Flow in Centrifugal Fans for Design and Off-Design Conditions

Manuel Fritsche, Philipp Epple, Antonio Delgado
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. March 2023, 145(3): 031203.
Paper No: FE-22-1338
https://doi.org/10.1115/1.4056311
Published Online: December 21, 2022
View Article titled, Numerical and Theoretical Investigation of the Gap Flow in Centrifugal Fans for Design and Off-Design Conditions
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Topics: Design, Flow (Dynamics), Impellers, Pressure, Computational fluid dynamics, Fans, Stress, Dimensional analysis, Blades
Proceedings Papers

Simulation-Driven Blade Work Distribution Based Design Strategy and Optimization of a Low-Pressure Axial Fan

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A016, August 3–5, 2022
Paper No: FEDSM2022-87635
https://doi.org/10.1115/FEDSM2022-87635
View Paper titled, Simulation-Driven Blade Work Distribution Based Design Strategy and Optimization of a Low-Pressure Axial Fan
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Topics: Blades, Design, Optimization, Pressure, Simulation, Impellers, Shapes, Performance characterization, Equilibrium (Physics), Fans
Proceedings Papers

The Impact of Scaling on the Gap Flow Rate of Radial Fans

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A019, August 3–5, 2022
Paper No: FEDSM2022-87987
https://doi.org/10.1115/FEDSM2022-87987
View Paper titled, The Impact of Scaling on the Gap Flow Rate of Radial Fans
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Topics: Fans, Flow (Dynamics), Impellers, Dimensional analysis, Pressure, Design, Dimensions, Fluid density, Performance characterization, Viscosity
Proceedings Papers

Analytical and Numerical Investigation of the Fluid Structure Interaction of an Elastic Beam in a Water Channel

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. IMECE2020, Volume 10: Fluids Engineering, V010T10A049, November 16–19, 2020
Paper No: IMECE2020-23831
https://doi.org/10.1115/IMECE2020-23831
View Paper titled, Analytical and Numerical Investigation of the Fluid Structure Interaction of an Elastic Beam in a Water Channel
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Topics: Deflection, Fluid structure interaction, Water
Proceedings Papers

Numerical Performance Predictions of Artificial Intelligence-Driven Centrifugal Compressor Designs

Manuel Fritsche, Philipp Epple, Boris Kubrak, Stefan Gast, Antonio Delgado, Valentyn Barannik
Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T01A034, July 13–15, 2020
Paper No: FEDSM2020-20087
https://doi.org/10.1115/FEDSM2020-20087
View Paper titled, Numerical Performance Predictions of Artificial Intelligence-Driven Centrifugal Compressor Designs
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Topics: Compressors, Design, Turbomachinery, Artificial neural networks, Performance characterization, Computer software, Errors, Geometry, Machinery, Numerical analysis
Proceedings Papers

Numerical Investigation of the Euler Turbomachinery Equation and Analysis of the Impact of the Impeller Design on the Fan Performance by an Optimization Study

Manuel Fritsche, Philipp Epple, Stefan Gast, Antonio Delgado
Proc. ASME. IMECE2019, Volume 7: Fluids Engineering, V007T08A064, November 11–14, 2019
Paper No: IMECE2019-11572
https://doi.org/10.1115/IMECE2019-11572
View Paper titled, Numerical Investigation of the Euler Turbomachinery Equation and Analysis of the Impact of the Impeller Design on the Fan Performance by an Optimization Study
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Topics: Blades, Design, Impellers, Optimization, Turbomachinery
Proceedings Papers

On the Effect of Trailing Edge Under-Filing on the Apparent Slip Factor of Centrifugal Impellers

Oliver Litfin, Antonio Delgado
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A044, July 28–August 1, 2019
Paper No: AJKFluids2019-5610
https://doi.org/10.1115/AJKFluids2019-5610
View Paper titled, On the Effect of Trailing Edge Under-Filing on the Apparent Slip Factor of Centrifugal Impellers
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Topics: Impellers, Flow (Dynamics), Blades, Engineering simulation, Simulation, Centrifugal pumps, Computer simulation, Deflection, Fluids, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

The Impact of the Gas Temperature and of the Relative Humidity on the Performance of Fans Operating in Drying Plants

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A084, November 9–15, 2018
Paper No: IMECE2018-88674
https://doi.org/10.1115/IMECE2018-88674
View Paper titled, The Impact of the Gas Temperature and of the Relative Humidity on the Performance of Fans Operating in Drying Plants
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Topics: Drying, Fans, Temperature, Computation, Computational fluid dynamics, Engineering simulation, Performance characterization, Simulation, Turbomachinery, Water vapor
Proceedings Papers

Development of a Measurement Method for the Classification and Performance Evaluation of Positive Pressure Ventilation (PPV) Fans

Manuel Fritsche, Philipp Epple, Antonio Delgado
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T12A021, July 15–20, 2018
Paper No: FEDSM2018-83278
https://doi.org/10.1115/FEDSM2018-83278
View Paper titled, Development of a Measurement Method for the Classification and Performance Evaluation of Positive Pressure Ventilation (PPV) Fans
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Topics: Fans, Performance evaluation, Pressure, Ventilation, Flow (Dynamics), Computational fluid dynamics, Engineering simulation, Fire, Simulation, Computer simulation
Journal Articles

Numerical and Experimental Analysis of Impinging Synthetic Jets for Cooling a Point-Like Heat Source

Robert Glowienko, Hans Derlien, Oezguer Ertunc, Antonio Delgado
Journal: Journal of Heat Transfer
Article Type: Research-Article
J. Heat Transfer. May 2018, 140(5): 052201.
Paper No: HT-17-1001
https://doi.org/10.1115/1.4038547
Published Online: February 21, 2018
View Article titled, Numerical and Experimental Analysis of Impinging Synthetic Jets for Cooling a Point-Like Heat Source
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Topics: Cooling, Flow (Dynamics), Heat, Heat transfer, Jets, Temperature, Turbulence, Computational fluid dynamics, Vortices, Simulation
Proceedings Papers

Numerical and Experimental Investigation of Trailing Edge Modifications of Centrifugal Wastewater Pump Impellers

Oliver Litfin, Antonio Delgado, Kais Haddad, Horst Klein
Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT05A008, July 30–August 3, 2017
Paper No: FEDSM2017-69123
https://doi.org/10.1115/FEDSM2017-69123
View Paper titled, Numerical and Experimental Investigation of Trailing Edge Modifications of Centrifugal Wastewater Pump Impellers
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Topics: Pump impellers, Sewage, Impellers, Blades, Centrifugal pumps, Design, Flow (Dynamics), Pumps
Proceedings Papers

Design Study of a Pyrolysis Plant Compressor With Heavy Wall Erosion From Metal Particle Impact

Riadh Omri, Matthias Semel, Antonio Delgado, Hans J. Russwurm
Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT02A002, July 30–August 3, 2017
Paper No: FEDSM2017-69108
https://doi.org/10.1115/FEDSM2017-69108
View Paper titled, Design Study of a Pyrolysis Plant Compressor With Heavy Wall Erosion From Metal Particle Impact
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Topics: Compressors, Design, Erosion, Metals, Particle collisions, Pyrolysis, Particulate matter, Blades, Impellers, Computational fluid dynamics
Proceedings Papers

Strategic Blade Shape Optimization for Aerodynamic Performance Improvement of Wind Turbines

Youjin Kim, Ali Al-Abadi, Antonio Delgado
Proc. ASME. GT2016, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T46A009, June 13–17, 2016
Paper No: GT2016-56836
https://doi.org/10.1115/GT2016-56836
View Paper titled, Strategic Blade Shape Optimization for Aerodynamic Performance Improvement of Wind Turbines
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Topics: Blades, Shape optimization, Wind turbines, Airfoils, Design, Chords (Trusses), Genetic algorithms, Optimization, Rotors, Shapes
Proceedings Papers

An Analytical and Computational Investigation of Room Heating due to Complex Geometry Heat Sources

Fabian Friedrich, Philipp Epple, Michael Steber, Antonio Delgado
Proc. ASME. IMECE2015, Volume 7B: Fluids Engineering Systems and Technologies, V07BT09A036, November 13–19, 2015
Paper No: IMECE2015-52459
https://doi.org/10.1115/IMECE2015-52459
View Paper titled, An Analytical and Computational Investigation of Room Heating due to Complex Geometry Heat Sources
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Topics: Geometry, Heat, Heating, Compressors, Compressed air, Energy dissipation, Engineering associations, Temperature, Ventilation
Proceedings Papers

From Passive to Active Pitch Regulation of Wind Turbines: Optimization Method With Numerical Validation

Ali Al-Abadi, YouJin Kim, Jin-young Park, Hyunjin Kang, Özgür Ertunc, Antonio Delgado
Proc. ASME. ES2015, Volume 2: Photovoltaics; Renewable-Non-Renewable Hybrid Power System; Smart Grid, Micro-Grid Concepts; Energy Storage; Solar Chemistry; Solar Heating and Cooling; Sustainable Cities and Communities, Transportation; Symposium on Integrated/Sustainable Building Equipment and Systems; Thermofluid Analysis of Energy Systems Including Exergy and Thermoeconomics; Wind Energy Systems and Technologies, V002T19A007, June 28–July 2, 2015
Paper No: ES2015-49593
https://doi.org/10.1115/ES2015-49593
View Paper titled, From Passive to Active Pitch Regulation of Wind Turbines: Optimization Method With Numerical Validation
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Topics: Optimization, Wind turbines, Blades, Horizontal axis wind turbines, Computer simulation, Flow (Dynamics), Rotors
Proceedings Papers

Towards Multiple Operating Point Axial Fan Design

Matthias Semel, Viktor Haag, Antonio Delgado, Julien Grilliat
Proc. ASME. GT2015, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A006, June 15–19, 2015
Paper No: GT2015-42673
https://doi.org/10.1115/GT2015-42673
View Paper titled, Towards Multiple Operating Point Axial Fan Design
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Topics: Design, Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Vortices
Proceedings Papers

Compact Test Rig Design for Fans and Blowers

Philipp Epple, Matthias Semel, Bettina Willinger, Antonio Delgado
Proc. ASME. IMECE2014, Volume 7: Fluids Engineering Systems and Technologies, V007T09A087, November 14–20, 2014
Paper No: IMECE2014-38972
https://doi.org/10.1115/IMECE2014-38972
View Paper titled, Compact Test Rig Design for Fans and Blowers
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Topics: Design, Fans, Pressure, Computational fluid dynamics, Electrohydrodynamics, Suction, Design methodology, Dimensions, Flow measurement, Fluid dynamics
Proceedings Papers

On the Effect of Volute Design on Unsteady Flow and Impeller–Volute Interaction in a Centrifugal Pump

Oliver Litfin, Antonio Delgado
Proc. ASME. FEDSM2014, Volume 1B, Symposia: Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Flow Manipulation and Active Control: Theory, Experiments and Implementation; Multiscale Methods for Multiphase Flow; Noninvasive Measurements in Single and Multiphase Flows, V01BT10A028, August 3–7, 2014
Paper No: FEDSM2014-21533
https://doi.org/10.1115/FEDSM2014-21533
View Paper titled, On the Effect of Volute Design on Unsteady Flow and Impeller–Volute Interaction in a Centrifugal Pump
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Topics: Centrifugal pumps, Design, Impellers, Unsteady flow, Flow (Dynamics), Cross section (Physics), Pumps, Blades, Computer simulation, Pressure