• A Fully Reversible Axial Fan with Two Counterrotating Impellers

G1 New Fan Concepts

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

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

E1 Methods and Instruments for Transient Phenomena

BÉRAUD Elisa - Eiffage Énergie Systèmes (France)
HOUSEAUX Benoît - Eiffage Énergie Systèmes (France)
DUET Fabrice - Eiffage Énergie Systèmes (France)

• A Novel Axial Fan Concept Developed Using Parametric Optimization

D1 Fan Design

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

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

G2 Sound Power Levels Determination

VOURAKIS Michail - Chalmers Institute of Technology (Sweden)
KARLSSON Mikael - KTH Royal Institute of Tehcnology (Sweden)

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

E2 Noise Prediction by Analytical / Numerical Methods

KUCUKCOSKUN Korcan - Siemens (Belgium)
KIERKEGAARD Axel - Siemens (Germany)

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

F2 Sound Quality

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

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

E2 Noise Prediction by Analytical / Numerical Methods

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

• Active Noise Reduction for Several Fans in Tunnel

C3 Fan Installation & Selection*

KARADZHI Sergey - Systemair GmbH (Germany)

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

E2 Noise Prediction by Analytical / Numerical Methods

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

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

F1 Aerodynamic Design

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

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

F2 Sound Quality

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

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

G3.1 Inlet Turbulence

CZWIELONG Felix - FAU Erlangen-Nürnberg (Germany)
BECKER Stefan - FAU Erlangen-Nürnberg (Germany)

• Design and Investigation of a Contra-Rotating Centrifugal Fan

G1 New Fan Concepts

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

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

D1 Fan Design

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

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

C2 Fan Integration on Heat Pumps, Air Handling Units

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

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

F1 Aerodynamic Design

MASI Massimo - University of Padova (Italy)
DANIELI Piero - University of Padova (Italy)
LAZZARETTO Andrea - University of Padova (Italy)
BETTANINI Carlo - University of Padova (Italy)

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

B3 Analytical, Numerical & Experimental Methods II

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

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

F1 Aerodynamic Design

OSTMANN Philipp - RWTH Aachen University (Germany)
PETROU Dimitrios - RWTH Aachen University (Germany)
KREMER Martin - RWTH Aachen University (Germany)
MÜLLER Dirk - RWTH Aachen University (Germany)

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

A2 Influence of Tip Gap or Axial Gap

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

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

C2 Fan Integration on Heat Pumps, Air Handling Units

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

• Effect of Tip Clearance on Acoustic and Aerodynamic Performances

A2 Influence of Tip Gap or Axial Gap

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

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

A1 Materials & Wear Resistance

SPITZER Sebastian - Technische Universität Dresden (Germany)
GROTHE Richard - Technische Universität Dresden (Germany)
GUDE Maik - Technische Universität Dresden (Germany)
POHL Martin - Technische Universität Dresden (Germany)
HERMERATH Peter - Piller Blowers & Compressors GmbH (Germany)

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

A1 Materials & Wear Resistance

POHL Martin - Technische Universität Dresden (Germany)
SPITZER Sebastian - Technische Universität Dresden (Germany)
DANNEMANN Martin - Westsächsische Hochschule Zwickau (Germany)
HERMERATH Peter - Piller Blowers & Compressors GmbH (Germany)
KÖNIG Richard - Technische Universität Dresden (Germany)
LANGKAMP Albert - Technische Universität Dresden (Germany)
GUDE Maik - Technische Universität Dresden (Germany)

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

C1 Fan Efficiency & Eco Design

HAENDEL Claus - European Ventilation Industry Association EVIA (Belgium)

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

C1 Fan Efficiency & Eco Design

LOCKWOOD Geoff - European Ventilation Industry Association (Belgium)

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

A1 Materials & Wear Resistance

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 (Italy)
ZANINI Nicola - Università degli Studi di Ferrara (Italy)

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

C1 Fan Efficiency & Eco Design

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

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

G1 New Fan Concepts

MAUCH Hermann - Colasit AG (Switzerland)

• Experimental Investigation of the Blade Tip Timing Uncertainties

E1 Methods and Instruments for Transient Phenomena

XIAO Zhicheng - Shanghai Jiao Tong University (China)
OUYANG Hua - Shanghai Jiao Tong University (China)
MENG Yiming - Shanghai Jiao Tong University (China)

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

E1 Methods and Instruments for Transient Phenomena

VENTER Adam - Stellenbosch University (South Africa)
OWEN Michael - Stellenbosch University (South Africa)
MUIYSER Jacques - Howden (Netherlands)

• Fan Efficiency Regulations in the United States

D3.1 Regulations*

GUNZNER Aaron - AMCA International (United States)

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

G2 Sound Power Levels Determination

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

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

A2 Influence of Tip Gap or Axial Gap

KESSLER Daniel - Technische Universität Braunschweig (Germany)
FRIEDRICHS Jens - Technische Universität Braunschweig (Germany)
LÖRCHER Frieder - ZIEHL-ABEGG SE (Germany)

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

E3 Flow Analysis

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

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

G2 Sound Power Levels Determination

RIEDEL Jörg - FAU Erlangen-Nürnberg (Germany)
CZWIELONG Felix - FAU Erlangen-Nürnberg (Germany)
BECKER Stefan - FAU Erlangen-Nürnberg (Germany)

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

E2 Noise Prediction by Analytical / Numerical Methods

GHODAKE Dipali - Université de Sherbrooke (Canada)
SANJOSÉ Marlène - École de Technologie Supérieure (Canada)
MOREAU Stéphane - Université de Sherbrooke (Canada)
HENNER Manuel - Valeo Thermal Systems (France)

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

E3 Flow Analysis

SCHUKMANN Alexander - Technical University of Kaiserslautern (Germany)
LANDFESTER Christian - Technical University of Kaiserslautern (Germany)
BÖHLE Martin - Technical University of Kaiserslautern (Germany)

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

E3 Flow Analysis

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

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

D3.1 Regulations*

LOCKWOOD Geoff - European Ventilation Industry Association (Belgium)

• Measurements of Aero-Acoustic Installation Effects in Tangential Fan

G3.1 Inlet Turbulence

DOMINIQUE Joachim - von Karman Institute (Belgium)
SCHRAM Christophe - von Karman Institute (Belgium)
AILLOUD Fabrice - Valeo Thermal System (France)
CHERIAUX Olivier - Valeo Thermal System (France)
HENNER Manuel - Valeo Thermal System (France)
CHRISTOPHE Julien - von Karman Institute (Belgium)

• Modern Design of Automotive Axial Cooling Fans Using Inverse Methods

A3 Analytical, Numerical & Experimental Methods I

BLEIZIFFER Mihai - Hanon Systems EFP Deutschland GmbH (Germany)
SIVARAMAKRISHNAN Anand - Hanon Systems EFP Deutschland GmbH (Germany)
SCHOELE Rainer - Hanon Systems EFP Deutschland GmbH (Germany)
ZANGENEH Mehrdad - University College London (United Kingdom)
ZHANG Jiangnan - Advanced Design Technology, Ltd. (United Kingdom)

• Multi-modal Acoustic Power Characterisation of Ducted Elements

B2 Noise Source Location

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 (France)
CHAZOT Jean-Daniel - Université de Technologie de Compiègne (UTC) - Laboratoire Roberval (France)
PERREY-DEBAIN Emmanuel - Université de Technologie de Compiègne (UTC) - Laboratoire Roberval (France)
PLESSY Arnaud - Centre de Recherche et d'Innovation Technique et Technologique en Moteur et Acoustique Automobile (CRITT M2A) (France)

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

A3 Analytical, Numerical & Experimental Methods I

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

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

D2 Serrations, porous material

ZURBANO FERNÁNDEZ Ignacio - CETIAT (France)
GUEDEL Alain - CETIAT (France)
ROBITU Mirela - CETIAT (France)
ROGER Michel - Ecole Centrale de Lyon (France)

• Numerical Investigation of an Axial Fan for Automotive Applications

E3 Flow Analysis

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

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

D2 Serrations, porous material

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

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

D2 Serrations, porous material

BECKER Stefan - FAU Erlangen-Nürnberg (Germany)
RIEDEL Jörg - FAU Erlangen-Nürnberg (Germany)
CZWIELONG Felix - FAU Erlangen-Nürnberg (Germany)
KALTENBACHER Manfred - TU Graz (Austria)
SCHODER Stefan - TU Graz (Austria)

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

B1 Optimization Fan Systems

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

• Optimization, Control and Design of Arbitrarily Shaped Fan Arrays

B1 Optimization Fan Systems

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

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

G2 Sound Power Levels Determination

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

• Reynolds Number Scaling of Axial Flow Fans

B3 Analytical, Numerical & Experimental Methods II

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

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

E2 Noise Prediction by Analytical / Numerical Methods

OULMI Mohcene - École Centrale de Lyon (France)
ROGER Michel - École Centrale de Lyon (France)
BOUALEM Benali - Alstom Transport (France)
TRAHARD Quentin - Alstom Transport (France)

• Sound Level Control for Air Handling Units

C2 Fan Integration on Heat Pumps, 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)

• Source Localisation on Low Speed Automotive Fan

B2 Noise Source Location

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

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

B1 Optimization Fan Systems

MÜLLER Tim Moritz - Technische Universität Darmstadt (Germany)
BREUER Julius - Technische Universität Darmstadt (Germany)
PELZ Peter Franz - Technische Universität Darmstadt (Germany)

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

D1 Fan Design

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

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

F2 Sound Quality

TÖPKEN Stephan - Carl von Ossietzky University Oldenburg (Germany)
CLAASSEN Eike - Carl von Ossietzky University Oldenburg (Germany)
VAN DE PAR Steven - Carl von Ossietzky University Oldenburg (Germany)

• The New Method of Regulation of Centrifugal Fan

G1 New Fan Concepts

ODYJAS Piotr - Wroclaw University of Science and Technology (Poland)
MOCZKO Przemyslaw - Wroclaw University of Science and Technology (Poland)

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

B3 Analytical, Numerical & Experimental Methods II

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

• Traceability of Test Rigs to National Standards

D3.2 Fan Testing*

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

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

E1 Methods and Instruments for Transient Phenomena

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