TECHNICAL PROGRAM

List of titles

FAN NOISE


T1 - Artifical intelligence & Machine learning

AI Based Prediction of Noise Emission of Protective Grilles in Axial Fan Assemblies

Andreas LUCIUS – ebm-papst Mulfingen GmbH & Co. KG (Germany)
Marc SCHNEIDER – ebm-papst Mulfingen GmbH & Co. KG (Germany)
Lionel DSILVA – ebm-papst Mulfingen GmbH & Co. KG (Germany)
Thomas GEYER – German Aerospace Center (Germany)

Broadband Noise Prediction of a Low Pressure Fan Based on Machine Learning

Soichi SASAKI – Nagasaki University (Japan)
Takeru HOSOI – Nagasaki University (Japan)

Data-Driven Wall Pressure Spectrum Models for Fan Noise Prediction

Zhou ZIYANG – Universite de Sherbrooke (Canada)
Andrea ARROYO – Universite de Sherbrooke (Canada)
Saurabh PARGAL – Michigan State University (USA)
Marlène SANJOSE – École de technologie supérieure (Canada)
Stéphane MOREAU – Universite de Sherbrooke (Canada)

T1 - Design for low-noise fans

Bringing NASA’s Fan Noise Research Down to Earth

Lisa KOCH – NASA Glenn Research Center (USA)

Additively Manufactured (PBF-LB) Modular Fan Blades with Structured Porosity for Noise Reduction in Turbulent Inflow Conditions

Dominik GRÜTZNER – Institute of Fluid Mechanics (LSTM), Universität Erlangen (Germany)
Garvin SCHULTHEIß – Institute for Virtual Product Development, Aalen University (Germany)
Stefan BECKER – Institute of Fluid Mechanics (LSTM), Universität Erlangen (Germany)
Markus MERKEL – Institute for Virtual Product Development, Aalen University (Germany)
Felix CZWIELONG – Institute of Fluid Mechanics (LSTM), Universität Erlangen (Germany)

Use of Serrations on Inlet Nozzle of a Diagonal Fan to Reduce Noise.

Saurabh GUPTA – ebm-papst St. Georgen GmbH & Co. KG (Germany)

Aeroacoustic Prediction and Optimization of Unevenly Spaced Blades in Axial Fans

Samir ASSAF – CETIM (France)
Thibaut GRAS – CETIM (France)
Jacques FERHAT – CETIM (France)

Numerical Design and Acoustic Analysis of Axial Fans Using CFD and CAA Techniques

Evren YENIGELEN – Beko (Turkey)
Ünsal KAYA – Beko (Turkey)

T1 - Experimental methods - Noise source localization

Centrifugal Fan Noise Mitigation Through Experimental Analysis of the Volute Cutoff

Till M. BIEDERMANN – TH Nürnberg Georg Simon Ohm (Germany)
Dennis KAMMERZELT – TH Nürnberg Georg Simon Ohm (Germany)
Louison HILLAIRET – École Nationale Supérieure de Mécanique et d’Aérotechnique (France)

Adjoint-Based Identification of Moving Sound Sources

Mario SROKA – Technische Universität Berlin (Germany)
Marius LEHMANN – ebm-papst (Germany)
Marc SCHNEIDER – ebm-papst (Germany)
Mathias LEMKE – Technische Universität Berlin (Germany)

Slit Tube Probe and Multi-Port Method for the Acoustical Charaterisation of Ducted Axial Fans

Jörg RIEDEL – LSTM Erlangen (Germany)
Stefan BECKER – LSTM Erlangen (Germany)
Stefan JACOB – PTB (Germany)

T1 - Fan integration and noise prediction

Aeroacoustic Analysis of Heat Exchanger Installation Effects in an Industrial Engine Cooling Module

Francesco BELLELLI – Politecnico di Torino (Italy)
Renzo ARINA – Politecnico di Torino (Italy)
Stéphane MOREAU – Université de Sherbrooke (Canada)
Francesco AVALLONE – Politecnico di Torino (Italy)

Aeroacoustic Investigation of a Charging Cabinet for Electrical Vehicles

Safouane TEBIB – Université de Sherbrooke (Canada)
Stéphane MOREAU – Université de Sherbrooke (Canada)
Charles LUZZATO – Dassault Systemes Simulia Corp (USA)

Evaluation of hybrid computational aeroacoustic methods applied to automotive cooling-fans

Debarshee GHOSH – Chalmers University of Technology (Sweden)
Michail VOURAKIS – Chalmers University of Technology (Sweden)
Alexander BOSTRÖM – Chalmers University of Technology (Sweden)
Niklas ANDERSSON – Chalmers University of Technology (Sweden)
Ashik ROY – Volvo Group Trucks Technology (Sweden)
Sassan ETEMAD – Volvo Group Trucks Technology (Sweden)

HVAC Noise Prediction Combining Power and Wave Based Methods

Mats ÅBOM – KTH-Royal Inst. of Technology (Sweden)
Tamer ELNADY – Ain Shams University (Egypt)
Mina WAGIH NASHED – Ain Shams University (Egypt)
Ahmed KHAMIS – Ain Shams University (Egypt)

T1 - Interaction Fluid Structure

An Enclosed Centrifugal Fan as a Benchmark Case for Fluid-Structure-Acoustic Interaction: An Overview

Felix CZWIELONG – LSTM (Germany)
Patrick HEIDEGGER – IGTE (Austria)
Manuel LAUBER – LSTM (Germany)
Christoph NÄGER – LSTM (Germany)
Andreas WURZINGER – IGTE (Austria)
Manfred KALTENBACHER – IGTE (Austria)
Stefan SCHODER – IGTE (Austria)
Stefan BECKER – LSTM (Germany)

1-way FSI Simulation Approach to Assess Low-pressure Axial Fan Aerodynamic and Aeroacoustics Performance Variation

Juan David LAGUNA – Dassault Systemes Deutschland GmbH (Germany)
Evangelos ANTONIOU – Dassault Systemes Deutschland GmbH (Germany)
Fabian QUINTERO – Dassault Systemes Deutschland GmbH (Germany)
Faron HESSE – Dassault Systemes Deutschland GmbH (Germany)
Felix CZWIELONG – Institute of Fluid Mechanics, FAU (Germany)
Stefan SCHODER – Institute of Fundamentals and Theory in Electrical Engineering, TU Graz (Austria)

Validation of the Hybrid Fan Noise Simulation Techniques on EAA Axial Benchmark Fan

Korcan KUCUKCOSKUN – Siemens Digital Industries Software (Belgium)
Lars ERBIG – Siemens Digital Industries Software (Germany)

Assessing Sound Propagation Models for a Low-Speed Axial Fan

Vinay RAVI – Siemens Digital industries Software (Belgium)
Sophie LE BRAS – Siemens Digital industries Software (France)
Lars ERBIG – Siemens Digital industries Software (Germany)
Korcan KUCUKCOSKUN – Siemens Digital industries Software (Belgium)

On the Effect of Tip Flow on the Noise of a Ducted Rotor

Jose RENDÓN-ARREDONDO – Université de Sherbrooke (Canada)
Stéphane MOREAU – Université de Sherbrooke (Canada)

T1 - Optimization of fan installation to reduce noise

Numerical and Experimental Investigations of the Sound Generation and Possible Optimization Techniques of Wires for Fan Guard Grills

Sandra HUB – ZIEHL-ABEGG SE (Germany)
Frieder LÖRCHER – ZIEHL-ABEGG SE (Germany)

ADVentAGe: Scalable Hybrid Noise Control Systems for Ventilators

Valentin MEES – Fraunhofer LBF (Germany)
David GOECKE – Fraunhofer IBP (Germany)

Noise Reduction of High-Speed Centrifugal Fan Based on Experimental and Numerical Methods

Yadong WU – Shanghai Jiao Tong University (China)
Zerong YU – Shanghai Jiao Tong University (China)
Hua OUYANG – Shanghai Jiao Tong University (China)

Noise Prediction in Automotive Cooling Fans: A Lattice Boltzmann Based Simulation Approach and Experimental Validation

Anand SIVARAMKRISHNAN – Hanon Systems EFP Deutschland GmbH (Germany)
Mihai BLEIZIFFER – Hanon Systems EFP Deutschland GmbH (Germany)
Mehrdad ZANGENEH – Advanced Design Technology Ltd (United Kingdom)
Arturo RODOSTI – Hanon Systems Italia Campiglione srl (Italy)

Characterization of the Installation Effects on the Aeroacoustics Sources of the Automotive Cooling Module Using the Lattice-Boltzmann Method

Tayyab AKHTAR – University of Sherbrooke (Canada)
Safouane TEBIB – University of Sherbrooke (Canada)
Stéphane MOREAU – University of Sherbrooke (Canada)
Bruno DEMORY – Valeo Thermal Systems / BG (France)
Manuel HENNER – Valeo Thermal Systems / BG (France)

T1 - Sound Quality & Psychoacoustics

Sound Quality Evaluation of Small Fan Noise by TTNR/TPR and Determination of Those Thresholds for Annoyance

Gaku MINORIKAWA – Hosei University (Japan)
Takefumi NAKANO – Hosei University (Japan)

Improving the Psychoacoustic Assessment of Automotive Fan-Systems

Denis SCOUARNEC – Valeo Power Division (France)
Saad BENNOUNA – Valeo Power Division (France)
Thibault VICENTE – Le Mans Université (France)
Adrien PELAT – Le Mans Université (France)
Nicolas CHOUARD – Le Mans Université (France)
Alban GODART – Le Mans Université (France)
Armand COMPAIN – Le Mans Université (France)

Impact of Distorted Inlet Flow on Axial Fan Psychoacoustics

Michail VOURAKIS – Chalmers University of Technology (Sweden)
Elias ZEA – KTH Royal Insitute of Technology (Sweden)
Sassan ETEMAD – Chalmers University of Technology (Sweden)
Mikael KARLSSON – KTH Royal Insitute of Technology (Sweden)
Niklas ANDERSSON – Chalmers University of Technology (Sweden)

Experimental Insights on Sound Characteristics and Psychoacoustic Parameters on Axial Fan Performance in Heat Pump Systems

Bulent SEN – Arçelik Global, Central R&D, Vibration and Noise Laboratory (Turkey)
Eda BILGIN GULSAN – Arçelik Global, Central R&D, Fluid Dynamics Department (Turkey)

T1 - Tip gap noise of axial fans

Effects of Blade Tip Design Revisions on Airborne Noise of an Axial Fan

İmge Bengisu ÖZENEN – ANOVA R&D Technologies (Turkey)
Ekincan ŞIMŞEK – ANOVA R&D Technologies (Turkey)

Numerical Investigation of Different Wing Tip Geometries on the Acoustics of an Airfoil With Tip Gap in a Wind Tunnel

Philipp DIETRICH – ebm-papst Mulfingen GmbH & Co. KG (Germany)
Shivaprasad MALLU – ebm-papst Mulfingen GmbH & Co. KG (Germany)
Florian LEX – ebm-papst Mulfingen GmbH & Co. KG (Germany)

BTGNX: An Acoustic Benchmark Wind Tunnel Experiment for Tip-Gap Noise

Fabian REUSCHLING – DLR e.V. (Germany)
Lev LIBERSON – DLR e.V. (Germany)
Michael POTT-POLLENSKE – DLR e.V. (Germany)
Jan Werner DELFS – DLR e.V. (Germany)
Daniel ERNST – DLR e.V. (Germany)

BTGNX: A MEMS Microphone Array for the Acoustic Benchmark Wind Tunnel Experiment for Tip-Gap Noise

Daniel ERNST – DLR (Germany)
Carsten SPEHR – DLR (Germany)
Fabian REUSCHLING – DLR (Germany)
Marc SCHNEIDER – EBM-papst (Germany)

FAN AERODYNAMICS


T2 - Advancements in fan performance prediction

Numerical and Experimental Results for an Axial Fan Concept with Two Sequentially Arranged Impellers of Different External Diameter

Frieder LÖRCHER – ZIEHL-ABEGG SE (Germany)
Ferdinand HERRLICH – ZIEHL-ABEGG SE (Germany)

Assessment of the Numerical Prediction Accuracy of Discharge Flow Features of a Rotor-Only Low-Pressure Axial Fan

Hauke WITTE – Institute of Jet Propulsion and Turbomachinery, Technische Universität Braunschweig (Germany)
Christoph BODE – Institute of Jet Propulsion and Turbomachinery, Technische Universität Braunschweig (Germany)

Numerical Investigation of Scaling Effects on the Performance Characteristics of Large-Scale Axial Flows Fans

Tristan Oliver LE ROUX – Stellenbosch University (South Africa)
Chris MEYER – Stellenbosch University (South Africa)
Sybrand Johannes VAN DER SPUY – Stellenbosch University (South Africa)

Design of Forward-Inclined Blades for a 0.5 Hub-to-Tip Ratio Tube-Axial Fan

Massimo MASI – University of Padova - Department of Management and Engineering (Italy)
Piero DANIELI – University of Padova - Department of Management and Engineering (Italy)
Sergio RECH – University of Padova - Department of Industrial Engineering (Italy)

T2 - Artificial intelligence and optimization techniques

Optimisation of a Fan Impeller Through AI and Design of Experiment

Ruggero POLETTO – CFD FEA SERVICE SRL (Italy)

Redesign and Optimisation of a Large Axial Fan Using 3D Inverse Design Method

Peng WANG – Advanced Design Technology (Shanghai) Ltd (China)
Mingding ZHANG – Advanced Design Technology (Shanghai) Ltd (China)
Walter ANGELIS – Wolong Electric Group Co., Ltd (China)
Mehrdad ZANGENEH – University College London (United Kingdom)
Liyi LIU – Wolong Electric Group Co., Ltd (China)
Qian ZHAO – Wolong Electric Group Co., Ltd (China)

Optimizing Aerodynamic Performance in Fan Design: A Practical Approach Using CAESES and AirShaper

Sabrina BÉNARD – Friendship Systems AG (Germany)
Wouter REMMERIE – AirShaper (Belgium)
Simon HAUSCHULZ – Friendship Systems AG (Germany)

A Novel Rapid Optimization Strategy for Propeller Fans for Noise and Pressure Rise by Using 3D Inverse Design Method

Mehrdad ZANGENEH – University College London (United Kingdom)
Luying ZHANG – advanced design Technology (United Kingdom)
Akira GOTO – Ebara Corporation (Japan)
Kenji KAWAKITA – advanced design Technology (Japan)
Thien Xuan DINH – advanced design Technology (Japan)
Alfred RIDDELL – advanced design Technology (United Kingdom)

A Fully Unconstrained Approach to Meeting Future Energy Requirements Through Efficient Fan Design

Vijaya KOLLIPARA – Greenheck Group (USA)
Maryton GYURO – Greenheck Group (USA)

T2 - Installation effects and unsteady phenomena

Effect of Installation Space on the Performance of a Centrifugal Fan

Martin OTTERSTEN – Swegon Operations (Sweden)

Modal Analysis of Tip Gap Flow in a Rectilinear Cascade of Compressor Blades at Off-Design Operating Conditions

Marlène SANJOSE – École de Technologie Supérieure (Canada)
Ahmadou Bamba DRAME – École de Technologie Supérieure (Canada)

Fan Mass Flow Determination In Open Wind Tunnel Setups

Patrick BRUNOW – TU Braunschweig (Germany)
Mennicken MAXIMILIAN – Deutsches Zentrum für Luft- und Raumfahrt (Germany)
Jonas GRUBERT – TU Braunschweig (Germany)
Jens FRIEDRICHS – TU Braunschweig (Germany)

Detection of vortical structures in the leakage flow of a low-speed axial fan

Bendegúz NYÁRI – HUN-REN-BME Condensed Matter Research Group (Hungary)
Kinga Andrea KOVÁCS – Budapest University of Technology and Economics, Faculty of Mechanical Engineering, Department of Fluid Mechanics (Hungary)
Esztella BALLA – Budapest University of Technology and Economics, Faculty of Mechanical Engineering, Department of Fluid Mechanics (Hungary)

T2 - Numerical methods for design and performance analysis

Impulse Talk: Standardized Computational Performance Prediction of Fans

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

The Role of Computational Fluid Dynamic (CFD) Analysis in Creating U.S. DOE Compliant Fan and Blower Product Range Performance Data

Anthony SHEARD – AGS Consulting, LLC (USA)
Alain DEMEULENAERE – The Rothalpy Project, LLC (USA)
Sean EDWARDS – Minetek (Australia)

Mesh Sensitivities for the RANS Simulation of Low-Reynolds Number Propellers

Jorge SANTAMARIA – Ecole de technologie supérieure (Canada)
Andre BIERRENBACH-LIMA – Ecole de technologie supérieure (Canada)
Marlène SANJOSE – Ecole de technologie supérieure (Canada)

FAN APPLICATION & SYSTEMS


T3 - Case studies

Assessing the Influence of Cooling Fans on Fire Risk Mitigation in Domestic Tumble Dryers

Piero DANIELI – University of Padova (Italy)
Edoardo BREGOLIN – University of Padova (Italy)
Massimo MASI – University of Padova (Italy)

Experimental Validation of a CFD procedure for the Analysis of an Industrial Cyclone Separator

Edoardo BREGOLIN – University of Padova (Italy)
Piero DANIELI – University of Padova (Italy)
Massimo MASI – University of Padova (Italy)

Decentralized Fans for the Ventilation of Residential Buildings

Mostafa BARGHASH – Forschungsgesellschaft Heizung-Lüftung-Klimatechnik Stuttgart mbH (FG HLK) (Germany)
Tim JOURDAN – University of Stuttgart, Institute for Building Energetics, Thermotechnology and Energy Storage (IGTE) (Germany)
Lukas SIEBLER – University of Stuttgart, Institute for Building Energetics, Thermotechnology and Energy Storage (IGTE) (Germany)
Tobias HENZLER – University of Stuttgart, Institute for Building Energetics, Thermotechnology and Energy Storage (IGTE) (Germany)
Konstantinos STERGIAROPOULOS – University of Stuttgart, Institute for Building Energetics, Thermotechnology and Energy Storage (IGTE) (Germany)

T3 - Circulating and Ceiling Fans

Testing Circulating Fans: AMCA's Updated Circulating Fan Test Standard: AMCA 230-2023

Joseph BROOKS – AMCA International, Inc. (USA)

Avoiding Climate-Change-Induced Heat Strain with Air Circulating Fans in Temperate and Mediterranean European Climates

David ROSE – Big Ass Fans (USA)
Christian TABER – Big Ass Fans (USA)

Insights from Testing Large Diameter Ceiling Fans and Commercial Circulating Fans in the AMCA Laboratory

Nazme MOHSINA – AMCA International (USA)

T3 - Considerations for Future Fan-Efficiency Regulations

The Prospects for the Life-Cycle Sustainability of Fans and Ventilation Units under the EU’s Ecodesign Regulation

Alexander ROWLATT – EVIA (Belgium)

Fans & Blowers Regulations - An Interactive Question and Answer Session

Ashley ARMSTRONG – US DOE (USA)

Fan Energy Efficiency Regulation - What Is a System Metric and Is It Practical to Apply It to a Fan?

Geoff LOCKWOOD – The European Ventilation Industry Association (Belgium)
Michael IVANOVICH – Air Movement and Control Association (AMCA) International Inc (USA)

Performance Tests of Very Large Axial Fans

Ricardo COSTA – FanTR Technology Resources (Brazil)
Gabriel SILVA – FanTR (Brazil)

T3 - Fan system effect

Co-simulation of an Axial Flow Cooling Fan and a Supercritical CO₂ Air-Cooled Heat Exchanger

Francois BOSHOFF – Stellenbosch University (South Africa)
Sybrand VAN DER SPUY – Stellenbosch University (South Africa)
Johannes PRETORIUS – Stellenbosch University (South Africa)
Ryno LAUBSCHER – Stellenbosch University (South Africa)

Optimising Ventilation System Preplanning: Duct Sizing and Fan Layout using Mixed-Integer Programming

Julius BREUER – Chair of Fluid Systems, Technische Universität Darmstadt (Germany)
Peter F. PELZ – Chair of Fluid Systems, Technische Universität Darmstadt (Germany)

Advanced Computational Approaches to Fan Performance and Installation Conditions

Uma Mahesh LAKAMANA – MAICO GULF LLC (UAE)
Massimo FACCA – MAICO GULF LLC (UAE)
Amit AHUJA – MAICO GULF LLC (UAE)

Airflow Analysis of Fan Housing Effect for Low-Pressure Axial Fans at Commercial Refrigeration Appliances

Igor SILVA – Nidec Global Appliance (Brazil)
Diego MARCHI – Nidec Global Appliance (Brazil)

T3 - Overview of Existing Fan-Efficiency Regulations

U.S. Efficiency Regulations for Commercial and Industrial Fans and Blowers

Michael IVANOVICH – AMCA International (USA)

European Ecodesign Regulation for Fans - The New Revision and What to Expect from Future Revisions

Geoffrey LOCKWOOD – The European Ventilation Industry Association (Belgium)

Overview of U.S. Department of Energy Regulations on Large Diameter Ceiling Fans and Commercial Circulating Fans

Christian TABER – Big Ass Fans (USA)

Asian Efficiency Regulations for Commercial and Industrial Fans and Blowers

Chee Keong SO – Asia AMCA (Malaysia)

T3 - Specialized fans for niche applications

Design of a Mixed-Flow Fan for Hair Dryer Application: Acoustic and Fluid Dynamic Improvement

Mattia PIOVAN – University of Ferrara (Italy)
Nicola ALDI – University of Ferrara (Italy)
Michele PINELLI – University of Ferrara (Italy)
Francesco POMPOLI – University of Ferrara (Italy)
Alessio SUMAN – University of Ferrara (Italy)
Nicola ZANINI – University of Ferrara (Italy)
Emilio VERZÈ – GA.MA Srl (Italy)

Endless Fibre Reinforced Composite Impeller: Modular Design for Different Performance Classes

Sebastian SPITZER – Technische Universität Dresden, Institute of Lightweight Engineering and Polymer Technology (Germany)
Alrik DARGEL – Technische Universität Dresden, Institute of Lightweight Engineering and Polymer Technology (Germany)
Eckart KUNZE – Technische Universität Dresden, Institute of Lightweight Engineering and Polymer Technology (Germany)
Christoph EBERT – Technische Universität Dresden, Institute of Lightweight Engineering and Polymer Technology (Germany)
Maik GUDE – Technische Universität Dresden, Institute of Lightweight Engineering and Polymer Technology (Germany)