00 Keynote Lectures

• Wind Turbine Noise and State-of-the-art of Noise Reduction Technology

BERTAGNIOLIO Franck - DTU - Wind Energy Airfoil and Rotor Design - (Denmark)

• Noise and Sound Quality of Fans: How to Analyze with Consideration of the New Soundscape Standard ISO 12913

GENUIT Klaus - HEAD acoustics GmbH, - (Germany)

 

A1 Materials & Wear Resistance

• Endless Fibre Reinforced Composite-Metal-Impeller: High Speed Burst Testing -Damage and Failure Analysis

SPITZER Sebastian - Technische Universität Dresden - Institute of Lightweight Engineering and Polymer Technology - (Germany)
GROTHE Richard - Technische Universität Dresden - Institute of Lightweight Engineering and Polymer Technology - (Germany)
GUDE Maik - Technische Universität Dresden - Institute of Lightweight Engineering and Polymer Technology - (Germany)
POHL Martin - Technische Universität Dresden - Institute of Lightweight Engineering and Polymer Technology - (Germany)
HERMERATH Peter - Piller Blowers & Compressors GmbH - (Germany)

• Endless Fibre-reinforced Composite-Metal-Impeller: Investigation and Comparison of the Damping Behaviour

POHL Martin - Technische Universität Dresden - Institute for Lightweight Engineering and Polymer Technology - (Germany)
SPITZER Sebastian - Technische Universität Dresden - Institute for Lightweight Engineering and Polymer Technology - (Germany)
DANNEMANN Martin - Westsächsische Hochschule Zwickau - Institute of Energy and Transport Engineering, Faculty of Automotive Engineering - (Germany)
HERMERATH Peter - Piller Blowers & Compressors GmbH - (Germany)
KÖNIG Richard - Technische Universität Dresden - Institute for Lightweight Engineering and Polymer Technology - (Germany)
LANGKAMP Albert - Technische Universität Dresden - Institute for Lightweight Engineering and Polymer Technology - (Germany)
GUDE Maik - Technische Universität Dresden - Institute for Lightweight Engineering and Polymer Technology - (Germany)

• Evaluation of the Wear-Resistant Plate Performance on Different Locations Over the Flow Path of a Large-Sized Heavy-Duty Centrifugal Fan

ALDI Nicola - Università degli Studi di Ferrara - (Italy)
CASARI Nicola - Università degli Studi di Ferrara - (Italy)
PINELLI Michele - Università degli Studi di Ferrara - (Italy)
SUMAN Alessio - Università degli Studi di Ferrara - (Italy)
VULPIO Alessandro - Università degli Studi di Ferrara - (Italy)
SACCENTI Paolo - Boldrocchi srl - (Italy)
OLIANI Stefano - Università degli Studi di Ferrara - Università degli Studi di Ferrara - (Italy)
ZANINI Nicola - Università degli Studi di Ferrara - Università degli Studi di Ferrara - (Italy)

 

A2 Influence of Tip Gap or Axial Gap

• Influence of Winglets on the Tip Vortex of Low Pressure Axial Fans

KESSLER Daniel - Technische Universität Braunschweig - Institute of Jet Propulsion and Turbomachinery - (Germany)
FRIEDRICHS Jens - Technische Universität Braunschweig - Institute of Jet Propulsion and Turbomachinery - (Germany)
LÖRCHER Frieder - ZIEHL-ABEGG SE - Ventilation Technology - (Germany)

• Effect of Inlet Gap Configuration on Tonal Noise from Centrifugal Fan

OTTERSTEN Martin - Swegon operations / Chalmers University of Technology - Mechanics and Maritime Science - (Sweden)
YAO Hua-Dong - Chalmers University of Technology - Mechanics and Maritime Science - (Sweden)
DAVIDSON Lars - Chalmers University of Technology - Mechanics and Maritime Science - (Sweden)

• Effect of Tip Clearance on Acoustic and Aerodynamic Performances

PÉPIN Patrice - École de Technologie Supérieure - Génie mécanique - (Canada)
SANJOSÉ Marlène - École de Technologie Supérieure - Génie mécanique - (Canada)

 

A3 Analytical, Numerical & Experimental Methods I

• Aerodynamic Optimization of a Low-Pressure Axial Fan using Adjoint Computational Fluid Dynamics

BAMBERGER Konrad - University of Siegen - (Germany)
CAROLUS Thomas - Steinbeis-Transferzentrum Strömungstechnik und Strömungsmaschinen - (Germany)

• Modern Design of Automotive Axial Cooling Fans Using Inverse Methods

BLEIZIFFER Mihai - Hanon Systems EFP Deutschland GmbH - eCF - (Germany)
SIVARAMAKRISHNAN Anand - Hanon Systems EFP Deutschland GmbH - eCF - (Germany)
SCHOELE Rainer - Hanon Systems EFP Deutschland GmbH - eCF - (Germany)
ZANGENEH Mehrdad - University College London - Faculty of Engineering Science / Dept of Mechanical Engineering - (United Kingdom)
ZHANG Jiangnan - Advanced Design Technology, Ltd. - (United Kingdom)

• Multi-Point, Multi-Objective Optimization of Centrifugal Fans by 3D Inverse Design Method

ZANGENEH Mehrdad - University College London - Mechanical Engineering - (United Kingdom)
ZHANG Jiangnan - Advanced design Technology Ltd - (United Kingdom)

 

B1 Optimization Fan Systems

• Optimization, Control and Design of Arbitrarily Shaped Fan Arrays

CONRAD Daniel - ebm-papst Mulfingen GmbH & Co. KG - Predevelopment Aerodynamics - (Germany)
MAYER Jonathan - ebm-papst Mulfingen GmbH & Co. KG - Predevelopment Aerodynamics - (Germany)
REICHERT Erik - ebm-papst Mulfingen GmbH & Co. KG - Predevelopment Aerodynamics - (Germany)

• Opportunities to Upgrade: the Effect of a Fan Fault in an Air Handling Unit Fan Grid

HOPKINS Daniel - ebm-papst UK Ltd - Technical - (United Kingdom)
BURGOYNE Andrew - ebm-papst UK Ltd - Test Lab - (United Kingdom)

• Sustainable Building Ventilation by Algorithmically Supported Design of Semi-Central Fan Systems

MÜLLER Tim Moritz - Technische Universität Darmstadt - Chair of Fluid Systems - (Germany)
BREUER Julius - Technische Universität Darmstadt - Chair of Fluid Systems - (Germany)
PELZ Peter Franz - Technische Universität Darmstadt - Chair of Fluid Systems - (Germany)

 

B2 Noise Source Location

• Source Localisation on Low Speed Automotive Fan

PASCO Yann - Université de Sherbrooke - Mechanical Engineering - (Canada)
YAKHINA Gyuzel - Université de Sherbrooke - Mechanical Engineering - (Canada)
MOREAU Stéphane - Université de Sherbrooke - Mechanical Engineering - (Canada)

• Multi-modal Acoustic Power Characterisation of Ducted Elements

TADJOU Yackine - Centre de Recherche et d'Innovation Technique et Technologique en Moteur et Acoustique Automobile (CRITT M2A) / Université de Technologie de Compiègne (UTC) - Laboratoire Roberval - Acoustique et Vibration (ACV) / Acoustique et Vibration pour l'Ingénieur - (France)
CHAZOT Jean-Daniel - Université de Technologie de Compiègne (UTC) - Laboratoire Roberval - Acoustique et Vibrations pour l'Ingénieur - (France)
PERREY-DEBAIN Emmanuel - Université de Technologie de Compiègne (UTC) - Laboratoire Roberval - Acoustique et Vibrations pour l'Ingénieur - (France)
PLESSY Arnaud - Centre de Recherche et d'Innovation Technique et Technologique en Moteur et Acoustique Automobile (CRITT M2A) - Acoustique et Vibration (ACV) - (France)

 

B3 Analytical, Numerical & Experimental Methods II

• Towards a Centrifugal Fan Database for Off-Design Validation of CFD Simulations

PROBST Matthias - Karlsruhe Institute of Technology - Institute of Thermal Turbomachinery - (Germany)
PRITZ Balazs - Karlsruhe Institute of Technology - Institute of Thermal Turbomachinery - (Germany)
BAUER Hans-Jörg - Karlsruhe Institute of Technology - Institute of Thermal Turbomachinery - (Germany)

• Reynolds Number Scaling of Axial Flow Fans

STEENKAMP Gerhardus Marthinus - Stellenbosch University - Mechanical and Mechatronic Engineering - (South Africa)
MEYER Chris - Stellenbosch University - Mechanical and Mechatronic Engineering - (South Africa)
VAN DER SPUY Johan - Stellenbosch University - Mechanical and Mechatronic Engineering - (South Africa)

• Development of Computational Methods for Inlet Optimisation in Centrifugal Ventilation Units

OWEN Daniel - Elta Fans Ltd - Engineering - (United Kingdom)
TEMPLE Luke - Elta Fans Ltd - Engineering - (United Kingdom)

 

C1 Fan Efficiency & Eco Design

• Energy and CO2-Impact of Ecodesign Regulation for Fans on the European Market

HAENDEL Claus - European Ventilation Industry Association EVIA - (Belgium)

• Exergy Based Efficiency Assessment for Fans in Comparison to Common Used Efficiency Definitions

BRÖTZ Johannes - TU Darmstadt FST - (Germany)
SCHÄNZLE Christian - TU Darmstadt FST - (Germany)
PELZ Peter F. - TU Darmstadt FST - (Germany)

• European Fan Efficiency Standard - Plans for Revision Including Standardised Product Information at Partial Load to Improve Fan Application

LOCKWOOD Geoff - European Ventilation Industry Association - Fan working group - (Belgium)

 

C2 Fan Integration on Heat Pumps, Air Handling Units

• Effect of the Fan-Heat Exchanger Interaction on the Acoustic Emissions of Heat Pumps: Experimental and Numerical Studies

WAGNER Sebastian - Fraunhofer Institute for Building Physics IBP - Acoustic - (Germany)
ROHLFING Jens - Fraunhofer Institute for Building Physics IBP - Acoustic - (Germany)

• Design of a Low-Noise Axial Fan for Heat Pump Applications

BOLOGNINI Martina - Elica spa - R&D - (Italy)
TORREGIANI Stefano - Elica spa - R&D - (Italy)
BRUNI Giuseppe - Fime - R&D - (Italy)
PONTINO Savino - EMC FIME - R&D - (Italy)

• Sound Level Control for Air Handling Units

KRAUSE Ralph - Institut für Luft- und Kältetechnik gGmbH - (Germany)
HACKESCHMIDT Karsten - Institut für Luft- und Kältetechnik gGmbH - (Germany)
FRIEBE Christian - Institut für Luft- und Kältetechnik gGmbH - (Germany)
OPPELT Thomas - Institut für Luft- und Kältetechnik gGmbH - (Germany)
MODRAKOWSKI Leopold - Institut für Luft- und Kältetechnik gGmbH - (Germany)

 

C3 Fan Installation & Selection*

• Influence of the Fan Installation on its Performance Curve

GUEDEL Alain - CETIAT - (France)
BROOKS Joseph - AMCA International - (United States)

• Design and Development of an Advanced Bespoke Fan Selection/Design Program

CHASTI Abd-Al Basit - WoodCock and Wilson - Research and Development - (United Kingdom)
CRUM Ian - WoodCock and Wilson - Research & Development - (United Kingdom)
HALSTEAD Charles - WoodCock and Wilson - Research & Development - (United Kingdom)
MISHRA Rakesh - WoodCock and Wilson - Research & Development - (United Kingdom)

• FE Model Correlation of a Blisk using a 3D Scanning Vibrometer

SCHELL Jochen - Polytec GmbH - (Germany)
BUCHWALD Patrick - ITSM - Universität Stuttgart - (Germany)
VOGT Damian - ITSM - Universität Stuttgart - (Germany)

• Active Noise Reduction for Several Fans in Tunnel

KARADZHI Sergey - Systemair GmbH - R&D - (Germany)

 

D1 Fan Design

• The Design and Development of a Radon Fan for Residential Buildings

BENNETT Edward - Mechanical Solutions, Inc. - Fluids Engineering - (United States)
IVASHCHENKO Artem - Mechanical Solutions, Inc. - Fluids Engineering - (United States)

• A Novel Axial Fan Concept Developed Using Parametric Optimization

GEBERT Daniel - ebm-papst Mulfingen GmbH & Co. KG - (Germany)

• Design and Optimization of a Double-intake and Rotor Squirrel Cage Fan Using OpenFoam and Metamodels

BENCHIKH-LE HOCINE Alla Eddine - Université de Sherbrooke - Mechanical - (Canada)
PONCET Sébastien - Université de Sherbrooke - Mechanical - (Canada)
FELLOUAH Hachimi - Université de Sherbrooke - Mechanical - (Canada)

 

D2 Serrations, porous material

• On the Application and Limitations of Sound-Absorbing Materials for Axial Fan Blades

CZWIELONG Felix - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
BERCHTENBREITER Benedikt - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
OCKER Christof - Aalen University of Applied Sciences - (Germany)
GEYER Thomas - Brandenburg University of Technology Cottbus-Senftenberg - (Germany)
STOCKMEIER Gabriel - Former FAU-Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
BECKER Stefan - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
MERKEL Markus - Aalen University of Applied Sciences - (Germany)

• Noise Reduction of a Centrifugal Plenum Fan with Leading Edge or Trailing Edge Serrations

ZURBANO FERNÁNDEZ Ignacio - CETIAT - Ecole Centrale de Lyon - (France)
GUEDEL Alain - CETIAT - (France)
ROBITU Mirela - CETIAT - (France)
ROGER Michel - Ecole Centrale de Lyon - Laboratoire de Mécanique des Fluides et d'Acoustique, UMR 5509 - (France)

• On the Fluid Mechanical and Acoustic Mechanisms of Serrated Leading Edges

BECKER Stefan - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
RIEDEL Jörg - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
CZWIELONG Felix - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
KALTENBACHER Manfred - TU Graz - Institute of Fundamentals an Theory in Electrical Engineering - (Austria)
SCHODER Stefan - TU Graz - Institute of Fundamentals an Theory in Electrical Engineering - (Austria)

 

D3.1 Regulations*

• Market Surveillance of Eco-design Regulation - Assistance from the Fan Industry

LOCKWOOD Geoff - European Ventilation Industry Association - Fan working group - (Belgium)

• Fan Efficiency Regulations in the United States

GUNZNER Aaron - AMCA International - Senior Manager, Advocacy - (United States)

• Fans Energy Efficiency: the Latest Regulatory Developments in the EU.

PIERS DE RAVESCHOOT Ronald - European Commission - DG ENER - (Belgium)

 

D3.2 Fan Testing*

• Traceability of Test Rigs to National Standards

LE RALLIC Maxime - EP Ehrler Prüftechnik Engineering GmbH - Technical Engineer - (Germany)
BAUEREISS Kerstin - EP Ehrler Prüftechnik Engineering GmbH - Technical Sales - (Germany)
HEINZ Leidig - EP Ehrler Prüftechnik Engineering GmbH - Engineering - (Germany)

 

E1 Methods and Instruments for Transient Phenomena

• Experimental Investigation of the Blade Tip Timing Uncertainties

XIAO Zhicheng - Shanghai Jiao Tong University - School of Mechanical Engineering - (China)
OUYANG Hua - Shanghai Jiao Tong University - School of Mechanical Engineering - (China)
MENG Yiming - Shanghai Jiao Tong University - School of Aeronautics and Astronautics - (China)

• Uniformity Index as a Universal Air-Cooled Condenser Fan Performance Metric

MARINCOWITZ Simon - University of Stellenbosch - Mechanical and Mechatronic - (South Africa)
OWEN Michael - University of Stellenbosch - Mechanical and Mechatronic - (South Africa)
MUIYSER Jacques - Howden Netherlands BV - (Netherlands)
HOLKERS Peter - Howden Netherlands BV - (Netherlands)

• Explicit vs Implicit Numerical Modelling of Air-cooled Condenser Fans

VENTER Adam - Stellenbosch University - Mechanical and Mechatronic Engineering - (South Africa)
OWEN Michael - Stellenbosch University - Mechanical and Mechatronic Engineering - (South Africa)
MUIYSER Jacques - Howden - Technology - (Netherlands)

• A Model Fan to Test the Train Piston Effect at Grand Paris Express Metro

BÉRAUD Elisa - Eiffage Énergie Systèmes - Ventilation des Espaces Souterrains - (France)
HOUSEAUX Benoît - Eiffage Énergie Systèmes - Ventilation des Espaces Souterrains - (France)
DUET Fabrice - Eiffage Énergie Systèmes - Ventilation des Espaces Souterrains - (France)

 

E2 Noise Prediction by Analytical / Numerical Methods

• Sound Generation and Propagation in a System Consisting of Two Periodic Rows of Channels

OULMI Mohcene - École Centrale de Lyon - Laboratoire de Mécanique des Fluides et d'Acoustique - (France)
ROGER Michel - École Centrale de Lyon - Laboratoire de Mécanique des Fluides et d'Acoustique - (France)
BOUALEM Benali - Alstom Transport - (France)
TRAHARD Quentin - Alstom Transport - (France)

• Acoustics of a Backward Curved Radial Fan – CAA Simulation and Experimental Validation

LUCIUS Andreas - ebm-papst Mulfingen GmbH & Co. KG - Pre Development Aerodynamics / Aeroacoustics - (Germany)
SCHÄFER Rebecca - Institute of Fluid Mechanics and Turbomachinery TU Kaiserslautern - (Germany)

• Aeroacoustic Simulations of an Axial Fan with Modelled Turbulent Inflow Conditions

DIETRICH Philipp - ebm-papst Mulfingen GmbH & Co. KG - (Germany)
SCHNEIDER Marc - ebm-papst Mulfingen GmbH & Co. KG - (Germany)

• Accuray and Advantages of Hybrid Solutions Compared to Direct Noise Calculations for Low-Speed Fan Noise

KUCUKCOSKUN Korcan - Siemens - Digital Industries Software - (Belgium)
KIERKEGAARD Axel - Siemens - Digital Industries Software - (Germany)

• Investigation of Forward and Backward Sweep Axial Fan Noise Sources using Lattice-Boltzmann Method

GHODAKE Dipali - Université de Sherbrooke - Génie Mécanique - (Canada)
SANJOSÉ Marlène - École de Technologie Supérieure - Génie Mécanique - (Canada)
MOREAU Stéphane - Université de Sherbrooke - Génie Mécanique - (Canada)
HENNER Manuel - Valeo Thermal Systems - Simulation and Reliability Metier - (France)

 

E3 Flow Analysis

• Investigations Concerning the Flow Stabilization of Backward Curved Centrifugal Impellers at Low Flow Rate

LÖRCHER Frieder - ZIEHL-ABEGG SE - V-TBD - (Germany)
HUB Sandra - ZIEHL-ABEGG SE - V-TBD - (Germany)
SANJOSÉ Marlène - École de Technologie Supérieure - Mechanical Engineering - (Canada)
MOREAU Stéphane - Université de Sherbrooke - Mechanical Engineering - (Canada)

• Investigation of Vortex-Generator Induced Flow Structures on a Flat Plate using IR Thermography, Particle Image Velocimetry and Oil Flow Visualization

SCHUKMANN Alexander - Technical University of Kaiserslautern - Institute of Fluid Dynamics and Fluid Machinery - (Germany)
LANDFESTER Christian - Technical University of Kaiserslautern - Institute of Fluid Dynamics and Fluid Machinery - (Germany)
BÖHLE Martin - Technical University of Kaiserslautern - Institute of Fluid Dynamics and Fluid Machinery - (Germany)

• Numerical Investigation of an Axial Fan for Automotive Applications

ALDI Nicola - University of Ferrara - Engineering - (Italy)
CASARI Nicola - University of Ferrara - (Italy)
OLIANI Stefano - University of Ferrara - (Italy)
PINELLI Michele - University of Ferrara - Engineering - (Italy)
MOLLICA Enrico - SPAL automotive - (Italy)
MENICHINI Filippo - SPAL automotive - (Italy)

• Introducing a Highly Efficient CFD Solver for Low-Speed Fan Analysis

MENDICINO Domenico - Cadence Design Systems - (Belgium)
PONCELET Wout - Cadence Design Systems - (Belgium)

 

F1 Aerodynamic Design

• Design of a Small Axial-Flow Fan with 0.2 Hub-to-tip Ratio

MASI Massimo - University of Padova - Department of Management and Engineering - DTG - (Italy)
DANIELI Piero - University of Padova - Department of Management and Engineering - DTG - (Italy)
LAZZARETTO Andrea - University of Padova - Depatment of Industrial Engineering - (Italy)
BETTANINI Carlo - University of Padova - Depatment of Industrial Engineering - (Italy)

• Development of Pressure Regain Units to Increase Efficiency of Free-Running Radial Fans

OSTMANN Philipp - RWTH Aachen University - Institute for Energy Efficient Buildings and Indoor Climate - (Germany)
PETROU Dimitrios - RWTH Aachen University - Institute for Energy Efficient Buildings and Indoor Climate - (Germany)
KREMER Martin - RWTH Aachen University - Institute for Energy Efficient Buildings and Indoor Climate - (Germany)
MÜLLER Dirk - RWTH Aachen University - Institute for Energy Efficient Buildings and Indoor Climate - (Germany)

• Axial Impeller-only Fans with Optimal Hub-to-tip Ratio and Adapted Blades

CAROLUS Thomas - Steinbeis-Transferzentrum FLOWTRANS - (Germany)
BAMBERGER Konrad - Private - (Germany)

 

F2 Sound Quality

• CFD Analysis of Unsteady Flow in Non-uniformly Distributed Fan Blades

AIOUAZ Tayeb - CETIM - CETIM - (France)
ASSAF Samir - CETIM - CETIM - (France)

• The Development of a Prediction Model for the Acoustic Quality of Fans

TÖPKEN Stephan - Carl von Ossietzky University Oldenburg - Acoustics Group and Excellence Cluster Hearing4all - (Germany)
CLAASSEN Eike - Carl von Ossietzky University Oldenburg - Acoustics Group and Excellence Cluster Hearing4all - (Germany)
VAN DE PAR Steven - Carl von Ossietzky University Oldenburg - Acoustics Group and Excellence Cluster Hearing4all - (Germany)

• Acoustic Performances of Irregular Blade Spacing Fans Tested on an Excavator

BOLLADE Laurent - DYVA - (France)
CARNIEL Xavier - Cetim - (France)
BERNIER Bastien - Cetim - (France)

 

F3 Motors*

• The Motor Systems Tool - Latest Developments

NIELSEN Sandie B. - Danish Technological Institute - Energy efficiency & ventilation - (Denmark)

• Testing Verification of Motor System Efficiency Models

MATHSON Tim - AMCA International - (United States)

• Benefits through coordination & alignment of IEC & ISO standards for electric motor driven systems

VAN WERKHOVEN Maarten - TPA advisors - (Netherlands)

 

G1 New Fan Concepts

• A Fully Reversible Axial Fan with Two Counterrotating Impellers

CAROLUS Thomas - Steinbeis-Transferzentrum FLOWTRANS - (Germany)
BAMBERGER Konrad - Private - (Germany)
KLENK Maximilian - University of Siegen - Mechanical Engineering - (Germany)

• Design and Investigation of a Contra-Rotating Centrifugal Fan

FRIEBE Christian - Institut für Luft- und Kältetechnik gGmbH - Luft- und Klimatechnik - (Germany)
VELDE Oliver - CFturbo GmbH - (Germany)
HACKESCHMIDT Karsten - Institut für Luft- und Kältetechnik gGmbH - Luft- und Klimatechnik - (Germany)

• Exhaust Air Control Cone for Outlet Speeds of at Least 7 m/s

MAUCH Hermann - Colasit AG - BDM - (Switzerland)

• The New Method of Regulation of Centrifugal Fan

ODYJAS Piotr - Wroclaw University of Science and Technology - Faculty of Mechanical Engineering - (Poland)
MOCZKO Przemyslaw - Wroclaw University of Science and Technology - Faculty of Mechanical Engineering; Department of Machine Design and Research - (Poland)

 

G2 Sound Power Levels Determination

• In-Duct Measurements of Fan-Noise in an Acoustic Fan Test Rig: Analysis Supported by Theoretical Source Modelling

KLÄHN Lukas - German Aerospace Center (DLR), Institute of Propulsion Technology - Engine Acoustics - (Germany)
MOREAU Antoine - German Aerospace Center (DLR), Institute of Propulsion Technology - Engine Acoustics - (Germany)
TAPKEN Ulf - German Aerospace Center (DLR), Institute of Propulsion Technology - Engine Acoustics - (Germany)
CALDAS Luciano - German Aerospace Center (DLR), Institute of Propulsion Technology - Engine Acoustics - (Germany)

• Practical Effect of Using Acoustically Untreated Test Ducts on the Non-Measurement Side, when Measuring Fan Sound Power Levels

BRIVIO Dario - Regal Beloit Italy S.p.A. - R&D - (Italy)

• Investigation of a New Shielding Material for Slotted Tubes Regarding Sound Power Measurements of Ducted Fans

RIEDEL Jörg - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
CZWIELONG Felix - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
BECKER Stefan - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)

• A Round Robin Test of a Low-Pressure Axial Fan

VOURAKIS Michail - Chalmers Institute of Technology - Mechanics and Maritime Sciences - (Sweden)
KARLSSON Mikael - KTH Royal Institute of Tehcnology - The Marcus Wallenberg Laboratory for Sound and Vibration - (Sweden)

 

G3.1 Inlet Turbulence

• Measurements of Aero-Acoustic Installation Effects in Tangential Fan

DOMINIQUE Joachim - von Karman Institute - Environmental and Applied Fluid Dynamics Department - (Belgium)
SCHRAM Christophe - von Karman Institute - Environmental and Applied Fluid Dynamics - (Belgium)
AILLOUD Fabrice - Valeo Thermal System - (France)
CHERIAUX Olivier - Valeo Thermal System - (France)
HENNER Manuel - Valeo Thermal System - (France)
CHRISTOPHE Julien - von Karman Institute - Environmental and Applied Fluid Dynamics - (Belgium)

• Controlled Inflow Turbulence - Aeroacoustic Interaction of Axial Fans with an Active Turbulence Grid

CZWIELONG Felix - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)
BECKER Stefan - FAU Erlangen-Nürnberg - Fluid System Dynamics and Aeroacoustics - (Germany)

 

G3.2 Ceiling & Circulating Fans*

• Introducing a New Efficiency Metric for Large-Diameter Ceiling Fans – Principally High-Volume, Low-Speed Ceiling Fans

TABER Christian - Big Ass Fans - (United States)

• Research-Based COVID Guidance for Large-Diameter Ceiling in Midsize Warehouses and Large Open Spaces

IVANOVICH Michael - AMCA International - (United States)
WANG Liangzhu-Leon - Concordia University - Montreal - Department of Building, Civil, and Environmental Engineering - (Canada)
RAFTERY Paul - University of California, Berkeley - Center for the Built Environment - (United States)
BAHNFLETH William - Pennsylvania State University - Architectural Engineering - (United States)
TABER Christian - Big Ass Fans - (United States)

• Evaluation and Application of Air Curtain Effectiveness Methodology

JOHNSON David - Berner International LLC - Engineering - (United States)