Technical program

The access to the papers is free for all the Conference participants.

In order to view/download the papers a password is requested; this password will be provided at the Conference Registration Desk starting from March 23^rd.

MONDAY 23th March

8h00-10h00	Registration
10h00-10h15	Open Ceremony
10h15-11h15	Invited Lecture ETC2015-IL1 Advanced Core Engine Technologies Dr.Ing. Ralf Von Der Bank — Rolls-Royce Deutschland Ltd & Co KG Chair: Reinhard Niehuis — Universität der Bundeswehr München, Germany
	A-01 - Turbines: Secondary & Tip Clearance Flow 1	B-01 - Axial Compressors 1	C-01 - Energy Recovery
	Chair: Claus H. Sieverding — von Karman Institute, Belgium	Chair: Colin Scrivener — Consultant-Retired Rolls-Royce, United Kingdom	Chair: Jos van Buijtenen — TU Delft, The Netherlands
11h30-12h00	ETC2015-156 Experimental Investigation of Flow within a Rotor Stator Cavity M. Micio — Ergon Research S.r.l., Italy D. Massini, B. Facchini — Department of Industrial Engineering, University of Florence, Italy F. Bavassano, M. Mantero — A.S.EN Ansaldo Sviluppo Energia, Italy	ETC2015-087 Verification Of The Three Dimensional Shock-Structures in a S-Shaped Transonic UHBR Fan-Rotor L. Meillard, R. Schnell, E. Nicke, M. Voges, C. Voigt — Institute of Propulsion Technology, German Aerospace Center (DLR), Germany	ETC2015-092 Supersonic Impulse Turbine For Automotive Waste Heat Recovery: a Comparison of Three Designs of Turbine Blade Profiles H. S. Kunte, J. R. Seume — Institute for Turbomachinery and Fluid Dynamics, Leibniz University Hannover, Germany D. V. Pautov, M. G. Cherkasova, N. A. Zabelin, S. Y. Olennikov, V. A. Rassokhin — St. Petersburg State Polytechnical University, Russia V. A. Rassokhin —
12h00-12h30	ETC2015-190 Experimental Flow and Performance Investigations of Cavity Purge Flows in a High Pressure Turbine Stage J. E. Dahlqvist , J. Fridh — Energy Department, KTH Royal Institute of Technology, Sweden	ETC2015-061 Loss and Deviation in Windmilling Fans E. J. Gunn, C. A. Hall — Whittle Laboratory, University of Cambridge, UK	ETC2015-192 Design and Verification of a Micro Wells Turbine for Mediterranean Operations M. Bassetti, A. Corsini, G. Delibra, F. Rispoli — Dipartimento di Ingegneria Meccanica e Aerospaziale, Sapienza Università di Roma, Italy M. Ruggeri — Faggiolati Pumps S.p.A., Italy P. Venturini — Dipartimento di Ingegneria Meccanica e Aerospaziale, Sapienza Università di Roma, Italy
12h30-13h00	ETC2015-036 Experimental and Numerical Study of a Gas Turbine Exhaust Diffuser Applying Different Hub Extension Geometries K. Rasouli Ghazi Kalayeh, P. Schäfer — German Aerospace Center, Institute of Propulsion Technology, Germany C. Finzel, W. H. Hofmann — ALSTOM, Baden, Switzerland	ETC2015-195 Development and Application of an Integrated Aero-Mechanical Design Methodology for a Bladed Drum Low-Pressure Compressor M. Leborgne, L. Carton, T. Lonfils — CENAERO ASBL, Belgium V. Iliopoulou, S. Hiernaux — Techspace Aero, Belgium	ETC2015-229 A Comparison Between Experimental and Numerical Analysis of a Wells Turbine T. Ghisu, P. Puddu, F. Cambuli — Department of Mechanical, Chemical and Materials Engineering, University of Cagliari, Italy
13h00-14h30		Lunch
	A-02 - Turbines: Secondary & Tip Clearance Flow 1	B-02 - Compressors: Stall & Surge	C-02 - Operational Experience
	Chair: Jonas Larsson — GKN Aerospace Systems, Sweden	Chair: Isabelle Trebinjac — ECL, France	Chair: Jos van Buijtenen — TU Delft, The Netherlands
14h30-15h00	ETC2015-062 Flow Analysis of the Turbine Rotor Tip Seal on a Highly Rotary Tes Rig A. Szymanski, S. Dykas, W. Wróblewski — Silesian University of Technology, Institute of Power Engineering and Turbomachinery, Poland	ETC2015-236 Experimental Identification of Rotating Instability on an Axial Fan with Shrouded Rotor B. Pardowitz, A. Moreau, U. Tapken, L. Enghardt — German Aerospace Center (DLR), Institute of Propulsion Technology, Germany	ETC2015-213 Comparative Analyses of Micro-Particle Impact between Transonic and Subsonic Axial Compressors N. Aldi — Engineering Department in Ferrara (EnDiF), University of Ferrara, Italy M. Morini — Department of Industrial Engineering, University of Parma, Italy M. Pinelli, P. R. Spina, A. Suman — Engineering Department in Ferrara (EnDiF), University of Ferrara, Italy
15h00-15h30	ETC2015-119 Numerical Investigations of Different Tip Designs for Shroudless Turbine Blades S. Caloni, S. Shahpar — Rolls-Royce plc., UK J. D. Coull — Whittle Laboratory, University of Cambridge, UK	ETC2015-250 Experimental Characterization of Stall Phenomena in a Single Stage Low Pressure Axial Compressor G. Dell'Era, N. Habotte, J. Desset, J.-F. Brouckaert — Turbomachinery and Propulsion Department, von Karman Institute for Fluid Dynamics S. Hiernaux — Safran Group, Techspace Aero S.A., Belgium	ETC2015-051 Gas Turbine Performance Diagnostics and Fault Isolation Based on Multidimensional Complex Health Vector Space V. Panov — Siemens Industrial Turbomachinery Ltd., UK
15h30-16h00	ETC2015-186 Influence of Honeycomb Rubbing on Tip Seal Performance of Turbine Rotor D. Fraczek, W. Wróblewski, T. Chmielniak — Institute of Power Engineering and Turbomachinery, Silesian University of Technology, Poland	ETC2015-209 Unsteady Pressure Measurements of Spike Type Inception in Axial Compressor: Time Frequency Analysis and Averaging Procedure M.Vegliò, A.Dazin, G.Bois, O.Roussette — Laboratoire de Mécanique de Lille, Arts et Métiers ParisTech, France	ETC2015-268 Design of an Engine Quickstart System for Rotorcraft Application M. Kerler, C. Schäffer, W. Erhard — Institute for Flight Propulsion, Technische Universität München
16h00-16h30		Coffee break
	A-03 - Radial Turbines 1	B-03 - Axial Compressors: CFD 1	C-03 - Experimental Techniques 1
	Chair: Nick Baines — Concept NRCE, USA	Chair: Edmund Kügeler — DLR, Institute of Propulsion Technology, Germany	Chair: Ralf Obertacke — Siemens AG, Germany
16h30-17h00	ETC2015-017 Analysis of variable Geometry Nozzle Flow with Twisted Vanes in Radial Turbines X. Carbonneau, Y. Bousquet, N. Binder, B. Belkouchi — Université de Toulouse, ISAE, France	ETC2015-100 Unstructured Shock-Fitting Calculations of Transonic Turbo-Machinery Flows A. Bonfiglioli — Scuola di Ingegneria, Università degli Studi della Basilicata, Italy R. Paciorri — Dipartimento di Ingegneria Meccanica e Aeronautica, Università di Roma La Sapienza, Italy	ETC2015-155 Influence of a Multi-Hole Pressure Probes on the Flow-Field in Axial-Turbines J. Aschenbruck, T. Hauptmann, J.R. Seume — Institute of Turbomachinery and Fluid Dynamics (TFD), Leibniz University Hannover, Germany
17h00-17h30	ETC2015-126 Exhaust Flow Pulsation Effect on Radial Turbine Performance J. Fjällman, M. Mihaescu, L. Fuchs — Department of Mechanics, CCGEx, KTH Royal Institute of Technology, Sweden	ETC2015-188 A Hybrid Parallelization Strategy of a CFD Code for Turbomachinery Applications M. Giovannini, M. Marconcini, A. Arnone — Department of Industrial Engineering, University of Florence, Italy A. Dominguez — Intel Corporation, EMEA High Performance and Throughput Computing Les Montalets, France	ETC2015-256 Blade Tip Clearance and Blade Vibration Measurements using a Magnetoresistive Sensor R. Tomassini — Turbomachinery and Propulsion Department, von Karman Institute For Fluid Dynamics, Belgium G. Rossi — Industrial Engineering Department, University of Perugia, Italy J-F. Brouckaert — Turbomachinery and Propulsion Department, von Karman Institute For Fluid Dynamics, Belgium
17h30-18h00	ETC2015-240 Deterministic Analysis of Vane-Blade Interactions in Self-Rectifiying Radial Turbines for OWC Plants J.M. Fernández Oro , B. Pereiras García , M. Galdo Vega — Energy Department. University of Oviedo, Politechnique School of Gijón, Spain	ETC2015-277 Uncertainty Quantification and Robust Optimization for Throughflow Axial Compressor Design J. Sans, T. Verstraete, J.-F. Brouckaert — Turbomachinery and Propulsion Department, von Karman Institute For Fluid Dynamics, Belgium
18h00-20h00	Welcome Reception

TUESDAY 24th March

8h30-9h30	Invited Lecture ETC2015-IL2 The Structure of Turbulent Boundary Layer Prof. Javier Jiménez — School of Aeronautics - Universidad Politécnica de Madrid (Euromech) Chair: Roque Corral — ITP S.A., Spain
9h30-10h00		Coffee break
	A-04 - Heat Transfer & Cooling 1	B-04 - Acoustics 1	C-04 - Pumps
	Chair: Giovanna Barigozzi — University of Bergamo, Italy	Chair: Stephane Moreau — University of Sherbrooke, Canada	Chair: Guy Caignaert — ENSAM, Laboratoire de Mécanique de Lille, France
10h00-10h30	ETC2015-074 Buoyancy Effects at High Rotation Number on the Flow Field Inside a Triangular Shaped Rib Roughened Channel L. Furlani, A. Armellini, L. Casarsa — Dep. of Electric, Management and Mechanical Engineering University of Udine Italy	ETC2015-182 CFD-Based Investigation of Turbine Tonal Noise Induced by Steady Hot Streaks A. Holewa, S. Lesnik, G. Ashcroft, S. Guérin — German Aerospace Center (DLR), Institute of Propulsion Technology, Germany	ETC2015-068 Analysis of Losses in Centrifugal Pumps with Low Specific Speed with Smooth and Rough walls K. Juckelandt, S. Bleeck, F.-H. Wurm — University of Rostock, Faculty of Mechanical Engineering and Marine Technology, Institute of Turbomachines, Germany
10h30-11h00	ETC2015-103 Heat Transfer Characteristics of High Crossflow Impingement Channels: Effect of Number of Holes S. Llucià, A. Terzis, P. Ott — Ecole Polytechnique Fédérale de Lausanne (EPFL), Switzerland M. Cochet — Alstom Power, Switzerland	ETC2015-137 On the Acoustics of a Turning Mid Turbine Frame with Embedded Design in a Two-Stage Test-Turbine C. Faustmann, S. Zerobin, R. Spataro, A. Marn, F. Heitmeir, E. Göttlich — Institute for Thermal Turbomachinery and Machine Dynamics, Graz University of Technology, Austria	ETC2015-152 Gurney Flaps on Axial Pumps P. U. Thamsen, S. Hammer, J. Peter, V. Stiller — Department of Fluid System Dynamics, Technische Universität Berlin, Germany
11h00-11h30	ETC2015-144 Characterization of Secondary Flows in a High Blockage Ratio Internal Cooling Channel I. Mayo, O. Cildir , T. Arts — von Karman Institute For Fluid Dynamics, Jacques Chauvin laboratory, Belgium	ETC2015-158 Comparison of an Acoustically Optimized and an Aerodynamically Optimized Exit Guide Vane T. Selic, A. Marn, F. Schönleitner — Institute for Thermal Turbomachinery and Machine Dynamics, Graz Universtity of Technology, Austria M. Hoeger — MTU Aero Engines AG, Germany F. Heitmeir — Institute for Thermal Turbomachinery and Machine Dynamics, Graz Universtity of Technology, Austria	ETC2015-053 Investigation of the Potential for Optimization of Hydraulic Axial Thrust Balancing Methods in a Centrifugal Pump D. Lefor, J. Kowalski — Ruhr-Universität Bochum, Chair of Thermal Turbomachinery, Germany T. Herbers — Klaus Union GmbH & Co KG, Germany R. Mailach — Ruhr-Universität Bochum, Chair of Thermal Turbomachinery, Germany
11h30-12h00	ETC2015-184 Prediction of Deposit and Erosion Mechanisms in the Internal Cooling Channels of a Rotating Turbine Blade D. Anielli, D. Borello, F. Rispoli, A. Salvagni, P. Venturini — Dept. of Mechanical and Aerospace Engineering, Sapienza University of Rome, Italy	ETC2015-216 Investigation of Turbo Machinery and Jet Noise of the V2500 Engine During Ground Tests with an A320 Aircraft H. Siller, A. Bassetti, S. Funke — German Aerospace Center (DLR), Institute of Propulsion Technology, Germany	ETC2015-219 CFD Study on Special Duties Centrifugal Pumps Operating with Viscous And Non-Newtonian Fluids C. Buratto, M. Pinelli, P.R. Spina, A. Vaccari, C. Verga — Engineering Department in Ferrara (EnDiF), University of Ferrara, Italy
12h00-12h30		ETC2015-128 Spatially Resolved Acoustic and Aerodynamic Studies Upstream and Downstream of an Industrial Axial Fan with Involvement of the Phased Array Microphone Technique T. Benedek, J. Vad — Department of Fluid Mechanics, Budapest University of Technology and Economics (BME), Hungary
12h30-14h00		Lunch
	A-05 - Radial Turbines 2	B-05 - Axial Compressors: Unsteady Flows	C-05 - Hydraulic Machines
	Chair: Ricardo Martinez Botas — Imperial College London, United Kingdom	Chair: Michel Dumas — Safran Snecma, France	Chair: Giorgio Pavesi — University of Padoa, Italy
14h00-14h30	ETC2015-207 Analysis of the Flow Structure in a Radial Turbine. A. Marsan, S. Moreau — Université de Sherbrooke, Canada	ETC2015-234 Hot-Wire Measurements in a Direct Driven High Speed Turbo Fan (DDTF) Rig R. Meyer, K. Knobloch, S. Hakansson — Institute of Propulsion Technology, German Aerospace Center (DLR), Germany	ETC2015-060 Experimental Analysis of Instability Phenomena in a High-Head Reversible Pump-Turbine at Large Partial Flow Condition G. Pavesi — Department of Mechanical Engineering - University of Padova, Italy J. Yang — Research Center of Fluid Machinery Engineering and Technology - Jiangsu University, China G. Cavazzini, G. Ardizzon — Department of Mechanical Engineering - University of Padova, Italy
14h30-15h00	ETC2015-028 Simulations of Particulate Flows Through a Radial Gas Turbine A. Ghenaiet — Faculty of Mechanical Engineering, University of Sciences and Technology, USTHB, Algeria	ETC2015-082 Evaluation of Two Unsteady Numerical Approaches for the Simulation of Multi-Frequency Turbomachinery Flows L. Castillon — ONERA -The French Aerospace Lab F-92190, France N. Gourdain — ISAE, 10 av. Edouard-Belin, France T. Guédeney, F. Sicot — CERFACS, France	ETC2015-200 Numerical Analysis of the S-Shape Characteristic in a Pump-Turbine G. Cavazzini , A. Covi , G. Pavesi , G. Ardizzon — Department of Industrial Engineering, University of Padova, Italy
15h00-15h30	ETC2015-088 Experimental and Numerical Flow Investigation of a Centripetal Supersonic Turbine for Organic Rankine Cycle Applications B. Buelten, W. Althaus, E. Weidner — Energy Systems Engineering Department, Fraunhofer Institute for Environmental, Safety, and Energy Technology UMSICHT, Germany H. Stoff — Ruhr-University Bochum, Germany	ETC2015-086 Response of a Transonic Compressor to a Massive Inlet Distortion F. Wartzek, C. Brandstetter, F. Holzinger, H.-P. Schiffer — Technische Universität Darmstadt, Institute of Gas Turbines and Aerospace Propulsion, Germany	ETC2015-029 Prediction of Erosion Induced by Solid Particles in a Water Turbine A. Ghenaiet — Faculty of Mechanical Engineering, University of Sciences and Technology, Algeria
15h30-16h00	ETC2015-018 Aerodynamic Performanceo Of an Ultra-Low Aspect Ratio Centripetal Turbine Stator F. Fontaneto , T. Arts — von Karman Institute For Fluid Dynamics, Jacques Chauvin laboratory, Belgium M. Simon, P. Picot — Snecma Groupe Safran, France	ETC2015-174 Numerical Investigation of Rotor and Stator Clocking Effect Applied to a Rig-Model of Highly Loaded Two-Stage Compressor V. Mileshin, Ya. Druzhinin — Central Institute of Aviation Motors, Russia	ETC2015-077 High Order SPH-ALE Method for Hydraulic Turbine Simulations G.A. Renaut, S. Aubert — Ecole centrale de Lyon, France J.C. Marongiu — ANDRITZ Hydro SAS, France
16h00-16h30		Coffee break
	A-06 - Vibrations 1	B-06 - Transition & Turbulence Modelling	C-06 - Steam Turbines 1
	Chair: Pieter Groth — GKN Aerospace Systems, Sweden	Chair: Marcello Manna — University of Naples, Italy	Chair: Seume Jörg — Leibniz University Hannover, Germany
16h30-17h00	ETC2015-034 Influence of Acoustic Reflection on Flutter Stability of an Embedded Blade Row F. Zhao — Mechanical Engineering Department, Imperial College London, UK J. Nipkau — Compressor Aeroelasticity, Rolls-Royce Deutschland, Germany M.Vahdati — Mechanical Engineering Department, Imperial College London, UK	ETC2015-059 An Algebraic Intermittency Model Added to the k-? RANS Model for Transition Simulation S. Kubacki, B. Górecki — Institute of Aeronautics and Applied Mechanics, Warsaw University of Technology, Poland E. Dick — Department of Flow, Heat and Combustion Mechanics, Ghent University, Belgium	ETC2015-107 Improving the Design of Steam Turbine Inlet Valves by Numerical Methods for Enhanced Part Load Operation C. B. Domnick, F.-K. Benra, D. Brillert, H. J. Dohmen — Institute of Turbomachinery, University of Duisburg-Essen, Germany C. Musch — Siemens AG, Mülheim an der Ruhr, Germany
17h00-17h30	ETC2015-139 Application Of The Non-Linear Harmonic Method To Flutter Calculation In Multi-Row Turbomachinery F. Debrabandere, S. Vilmin, B. Tartinville, Ch. Hirsch — NUMECA International, Belgium G. Coussement — University of Mons, Fluids-Machines department, Belgium	ETC2015-113 Transition Calculations with the MARV Reynolds Stress Model J.G. Moore, J. Moore — Virginia Tech, U.S.A.	ETC2015-228 Acoustic Analysis of a Steam Turbine Double Seat Control Valve C. Bianchini, R. Da Soghe — ERGON RESEARCH - High Temperature Thermo-Fluid Dynamic Solutions S.r.l. E. Imparato, L. Cosi — GE Oil & Gas, Italy
17h30-18h00	ETC2015-198 A Harmonic Balance Method in Graphics Processing Units for Vibrating Blades R. Corral, J. Crespo — ITP, Industria de Turbo Propulsores S.A., Spain	ETC2015-208 CFD Studies on Smooth and Rough Airfoil Surfaces and Their Effects on Laminar Turbulent Transition and Heat Transfer F. Cottier , E. Lutum , K. Semmler — MTU Aero Engines AG, Germany	ETC2015-058 A Detailed View on the Mixing and Loss Generation Process During Steam Admission Concerning Geometry, Temperature and Pressure D. Engelmann, R. Mailach — Ruhr-Universität Bochum, Chair of Thermal Turbomachinery, Germany

WEDNESDAY 25th March

8h30-9h30	Invited Lecture ETC2015-IL3 Unsteady Effects on Turbine Performance by Compressible Direct Numerical and Large Eddy Simulations Prof. Vittorio Michelassi — GE Global Research (ERCOFTAC) Chair: Francesco Martelli — University of Florence, Italy
9h30-10h00		Coffee break
	A-07 - Heat Transfer & Cooling 2	B-07 - Optimization	C-07 - Two Phase Flows & Propellers
	Chair: Tony Arts — von Karman Institute, Belgium	Chair: Shahrokh Shahpar — Rolls-Royce plc, United Kingdom	Chair: Ernesto Casartelli & Friederich Benra — HSLU, Switzerland / Universität Duisburg-Essen, Germany
10h00-10h30	ETC2015-022 Modelling the Influence of Vortex Shedding on Trailing Edge Cutback Film Cooling at Different Blowing Ratios S. Ravelli, G. Barigozzi — Department of Engineering, University of Bergamo, Italy	ETC2015-175 Design Guidelines for Low Pressure Axial Fans Based on CFD-Trained Meta-Models K. Bamberger, T. Carolus — University of Siegen, Institute for Fluid- and Thermodynamics, Germany	ETC2015-171 Investigation on the Solid-Liquid Flow in the Rear Chamber of a Submersible Multi-Stage Slurry Pump B. Hu, F.K. Benra, W. Lu — Department of Mechanical Engineering, University of Duisburg-Essen, Germany
10h30-11h00	ETC2015-254 Film Cooling Effectiveness Measurements on Engine Representative Trailing Edge Slots including Cutback Surface Protuberances T.H. Wong, P.T. Ireland — Department of Engineering Science, University of Oxford, UK K.P. Self — Rolls-Royce plc., UK	ETC2015-230 Turbine Design and Optimisation for Oscillating Water Column Power Plants Using a Multi-Fidelity Design System G. Gonzalez, S. Shahpar — Rolls-Royce plc, UK F. Castro — School of Engineering, University of Valladolid, Spain	ETC2015-076 Numerical 3D RANS Simulation of Gas-Liquid Flow in a Centrifugal Pump with an Euler-Euler Two-Phase Model and a Dispersed Phase Distribution T. Müller, P. Limbach, R. Skoda — Ruhr-Universität Bochum, Chair of Hydraulic Fluid Machinery (HSM), Germany
11h00-11h30	ETC2015-037 Aero-thermal Investigation of End Wall and Showerhead Cooling in a Nozzle Vane Cascade G. Barigozzi, P. Epis, A. Perdichizzi, S. Ravelli — Department of Engineering, University of Bergamo, Italy	ETC2015-257 Optimal Design of High Pressure Steam Turbine Stage using Computational Fluid Dynamics A. V. Boiko, D. I. Maksiuta — National Technical University "Kharkiv Polytechnical Institute", Ukraine	ETC2015-011 Experimental and Numerical Evaluation of the NPSHr Curve of an Industrial Centrifugal Pump S. Salvadori, A. Cappelletti — Department of Industrial Engineering, University of Florence, Italy F. Montomoli — Imperial College, UK A. Nicchio — WEIR Gabbioneta S.r.l., Italy F. Martelli — Department of Industrial Engineering, University of Florence, Italy
11h30-12h00	ETC2015-095 Effects of Realistic Inflow Conditions on the Aero-Thermal Performance of a Film-Cooled Vane M. Insinna, D. Griffini, S. Salvadori, F. Martelli — Department of Industrial Engineering, University of Florence, Italy	ETC2015-263 A High Efficiency Microturbine Concept M. Malkamäki — Aurelia Turbines Oy, Finland A. Jaatinen-Värri, J. Honkatukia Juha, J. Backman, J. Larjola — Institute of Energy Technology, Lappeenranta University of Technology, Finland	ETC2015-199 New Design Approach for a Highly Loaded Counter-Rotating Mixed-Flow Pump in Cavitation Conditions S. Tosin, J. Friedrichs — Institute of Jet Propulsion and Turbomachinery, Technische Universität Braunschweig, Germany A. Dreiss — Flowserve Corporation, Germany
12h00-12h30	ETC2015-127 Aerodynamic Investigation of External Cooling and Applicability of Superposition R. Saha, J. Fridh — KTH Royal Institute of Technology, Heat and Power Technology, SWEDEN	ETC2015-035 An Object Oriented Sequential Network Modeling Approach O. Córdoba Muñoz, I. de Castro García — ITP, Industria de Turbo Propulsores S.A., Spain	ETC2015-282 A Comparison of Nonlinear Actuator Disk Methods for the Performance Analysis of Ducted Propellers R. Bontempo, M. Cardone, M. Manna, G. Vorraro — Dipartimento di Ingegneria Industriale, Università degli Studi di Napoli Federico II, Italy
12h30-14h00		Lunch
	A-08 - Axial Turbines: Unsteady Flows 1	B-08 - Radial Compressors 1	C-08 - Steam Turbines 2
	Chair: Pietro Zunino — University of Genoa, Italy	Chair: Hans-Peter Dickmann — ABB Turbo Systems Ltd., Baden, Switzerland	Chair: Thomas Polklas — MAN Diesel & Turbo SE, Germany
14h00-14h30	ETC2015-118 Numerical Analysis of Stator-Stator Interactions in a One and One-Half Stage High Pressure Turbine P. Gougeon, G. Ngo Boum — Ecole centrale de Lyon, France	ETC2015-163 Flat Plate Honeycomb Seals Acoustic Analysis B. Facchini, D. Massini, C. Bianchini — Department of Industrial Engineering, University of Florence, Italy M. Micio — Ergon Research S.r.l., Italy A. Ceccherini — GE Oil & Gas, Italy L. Innocenti — Department of Industrial Engineering, University of Florence, Italy	ETC2015-138 Performance Improvement of a High Pressure Steam Turbine by Optimizing the Exhaust Geometry Using CFD Ch. Musch, S. Hecker, D. Gloss, R. Steinhoff — Siemens AG, Germany
14h30-15h00	ETC2015-007 Unsteady CFD Simulation of a Turning Mid Turbine Frame with Embedded Design P. Bader, W. Sanz, J. Peterleithner, R. Spataro — Institute for Thermal Turbomachinery and Machine Dynamics, Graz University of Technology, Austria	ETC2015-253 Aeroacustical and Flow Analysis in an Automotive Turbocharger Centrifugal Compressor by CFD Calculations and Measurements J.M. Desantes, A. Broatch, J. Galindo, R. Navarro — CMT - Motores Térmicos, Universitat Politècnica de València	ETC2015-032 Experimental Research on Flow in a 5-Stage High Pressure Rotor of 1000 MW Steam Turbine M. Hoznedl, L. Bednár , M. Miczán , L. Tajc — Doosan koda Power s.r.o., Czech Republic
15h00-15h30	ETC2015-125 Characteristics of Turbulence in a High Speed Low Pressure Turbine Rig Using Hot-Wire Anemometry V. Pinilla, D. Torre, D. Cadrecha — ITP, Industria de Turbo Propulsores, S.A., Spain	ETC2015-111 Analytical Loss Prediction for Turbocharger Compressors M. Schneider, J. Bühler, M. Hanna, H.-P. Schiffer — Technische Universität Darmstadt, Institute of Gas Turbines and Aerospace Propulsion, Germany S. Leichtfuß — Turbo Science, Germany	ETC2015-054 Numerical and Experimental Study on Aerodynamic Optimization of Part-Span Connectors in the Last Stage of an LP Industrial Steam Turbine M. Häfele, C. Traxinger, M. Grübel, M. Schatz, D. M. Vogt — Institute of Thermal Turbomachinery and Machinery Laboratory (ITSM), Universität Stuttgart, Germany R. Drozdowski — Siemens AG, Energy Sector, Power Generation, Steam Units, Germany
15h30-16h00	ETC2015-189 Comparison of Different Methods for the Analysis of Time-Resolved Flow Field Measurements in an Axial Turbine T. Kluge, M. Henke, J. R. Seume — Institute for Turbomachinery and Fluid Dynamics - TFD, Leibniz University Hannover, Germany	ETC2015-055 Investigation of the Inlet Filter Influence on Unsteady Flow Phenomena in a Single-Stage Centrifugal Blower K. Kabalyk, W. Kryllowicz, G. Liskiewicz, L. Horodko — Lodz University of Technology, Institute of Turbomachinery, Poland	ETC2015-261 Aerodynamic Investigation of Tip Section for Titanium Blade 54'' M. Luxa, D. imurda — Institute of Thermomechanics AS CR, Czech Republic J.Fort, J.Fürst, P. afarík — Faculty of Mechanical Ingeneering, Czech Technical University in Prague, Czech Republic J. Synác, B. Rudas — R&D dept., Doosan Skoda Power LTD., Czech Republic B. Rudas —
16h00-16h30		Coffee break
	A-09 - Vibrations 2	B-09 - Experimental Techniques 2	C-09 - Steam Turbines 3
	Chair: Franz Heitmeir — Graz University of Technology, Austria	Chair: Claus. H. Sieverding — von Karman Institute, Belgium	Chair: Markus Schatz — University of Stuttgart, Germany
16h30-17h00	ETC2015-079 Analysing Non-Synchronous Blade Vibrations in a Transonic Compressor Rotor M. Jüngst, F. Holzinger, H.-P. Schiffer — Technische Universität Darmstadt S. Leichtfuss — Turbo Science, Germany	ETC2015-223 Design and Operation of a Low Speed Test Turbine Facility B. Paradiso, P. Gaetani, A. Mora, V. Dossena, C. Osnaghi — Dipartimento di Energia, Politecnico di Milano, Italy L. Arcangeli, F. Gerbi, N. Maceli — GE Oil&Gas, Italy F. Gerbi, N. Maceli — R. Quadrelli — Quest, Italy	ETC2015-047 Non-Equilibrium Spontaneous Condensationi in Transonic Steam Flow Through Linear Cascade S. Dykas, M.Majkut, M.Strozik, K.Smolka — Institute of Power Engineering and Turbomachinery, Silesian University of Technology, Poland
17h00-17h30	ETC2015-105 Numerical and Experimental Analysis of LP Steam Turbine Blades Coupled with Lacing Wire R. Drozdowski, L. Völker — Siemens AG, Energy Sector, Power Generation, Steam Units, Germany M. Häfele, D. M. Vogt — Institute of Thermal Turbomachinery and Machinery Laboratory (ITSM), Universität Stuttgart, Germany	ETC2015-235 Facility for Investigating the Flow in a Low Pressure Turbine Exit Structure B. Rojo, D. Kristmundsson, V. Chernoray — Applied Mechanics, Chalmers University of Technology, Sweden C. Arroyo, J. Larsson — GKN Aerospace Engine Systems Sweden, Sweden	ETC2015-071 Experimental Studies of Liquid Film Suction from Turbine Stator Blade Surface in Wet Steam Flow V.G. Gribin , A.A. Tishchenko, I.Y. Gavrilov , S.V. Khomyakov , V.V. Popov , V.A. Tishchenko , I.Y. Sorokin — Department of Steam and Gas turbine, Moscow Power Engineering Institute National, Research University, Russia I.Y. Sorokin —
17h30-18h00	ETC2015-227 Forced Response Analysis of a Transonic Turbine Using a Free Interface Component Mode Synthesis Method M. Gutierrez, T. Gezork, S. Yang, T. H. Fransson — Heat and Power Technology/THRUST, KTH, Sweden C. Andersson — Department of Fatigue, GKN Aerospace, Sweden D. M. Vogt — TSM - Institute of Thermal Turbomachinery and Machinery Laboratory, University of Stuttgart, Germany	ETC2015-025 Entropy Wave Generator for Indirect Combustion Noise Experiments in a High-Pressure Turbine P. Gaetani, G. Persico, A. Spinelli — Dip. Energia, Politecnico di Milano, Italy C. Sandu — SMCPFA, Romania F. Niculescu — COMOTI, Romania

THURSDAY 26th March

8h30-9h30	Invited Lecture ETC2015-IL4 Recent Advances in the Design and Analysis of Marine Propulsors Prof. Spyros A. Kinnas — The University of Texas at Austin Chair: Marcello Manna — University of Naples, Italy
9h30-10h00		Coffee break
	A-10 - Axial Turbines: Unsteady Flows 2	B-10 - Axial Compressors: Secondary & Tip Leakage Flow 1	C-10 - Acoustics 2
	Chair: Vittorio Michelassi — GE Global Reseach, Germany (ERCOFTAC)	Chair: Rob Miller — Cambridge University, United Kingdom	Chair: Tourlidakis Antonis — NTUA, Greece
10h00-10h30	ETC2015-264 POD Analysis of the Wake-Boundary Layer Unsteady Interaction in a LPT Blade Cascade M. Berrino, D. Lengani, D. Simoni, M. Ubaldi, P. Zunino — DIME, Università di Genova, Italy	ETC2015-164 Boundary Layer Suction for Secondary Flow Control in a Compressor Cascade at Off Design Conditions K. Liesner, R. Meyer — German Aerospace Center: Institute of Propulsion Technology; Department of Engine Acoustics, Germany	ETC2015-258 Toward a High-Order Preserving Sliding-Mesh Approach for Computational Aeroacoustics in Subsonic Turbomachinery C. Foulquié, S. Khelladi — Laboratoire de Dynamique des Fluides, Arts et Métiers PariTech, France L. Ramirez, X. Nogueira — Grupo de Métodos Numéricos en Ingeniería, GMNI, Universidade da Coruña , Spain M. Deligant — Laboratoire de Dynamique des Fluides, Arts et Métiers PariTech, France J. Mardjono — Acoustics Department, Safran-Snecma, France Fan system simulation department, Valeo engine cooling, France
10h30-11h00	ETC2015-251 Aerodynamic Performance of a Very-High-Lift Low-Pressure Turbine Airfoil (T106C) at Low Reynolds and High Mach Number Including the Effect of Incoming Periodic Wakes J. Clinckemaillie, L. Fattorini, T. Fontani, C. Nuyts, G. Wain, T. Arts — von Karman Institute For Fluid Dynamics, Jacques Chauvin laboratory, Belgium	ETC2015-187 Advanced Endwall Contouring for Loss Reduction and Outflow Homogenization for an Optimized Compressor Cascade O. Reutter, M. Rozanski, A.Hergt, E. Nicke — German Aerospace Center DLR, Institute of Propulsion Technology, Dpt. Fan and Compressor, Germany	ETC2015-248 Unsteady Flow and Acoustic Behavior of an Axial Fan: Numerical and Experimental Investigations M. Younsi, J. Lavedrine — ANSYS France
11h00-11h30	ETC2015-134 Investigating Unsteady Secondary Flows in Linear Low Pressure Turbine Cascade: a Combined Experimental and Numerical Study R. Ciorciari, I. Kirik, R. Niehuis — Institute of Jet Propulsion, Universität der Bundeswehr München, Germany	ETC2015-097 Experimental and Numerical Determination of Pressure and Velocity Distribution Inside a Rotor-Stator Cavity at Very High Circumferential Reynolds Numbers B. Barabas, S. Clauss, S. Schuster, F.-K. Benra, H. J. Dohmen, D. Brillert — University of Duisburg-Essen, Germany	ETC2015-241 Application of an Analytical Noise Models Using Numerical and Experimental Fan Data M. Sturm — University of Siegen, Department of Fluids and Thermodynamics, Germany M. Sanjose, S. Moreau — Mechanical Engineering, Université de Sherbrooke, Canada T. Carolus — University of Siegen, Department of Fluids and Thermodynamics, Germany
11h30-12h00	ETC2015-151 Analysis of the Influence of Periodic Passing Wakes on the Secondary Flow near the Endwall of a Linear LPT Cascade usign DNS and U-RANS D. Koschichow — Institut Supérieur de lAéronautique et de J. Fröhlich — Institute of Fluid Mechanics, TU Dresden, Germany R. Ciorciari, R. Niehuis — Institute of Jet Propulsion, Universität der Bundeswehr München, Germany	ETC2015-117 The Influence of Labyrinth Flows on the Aerodynamic Performance of an Axial Compressor D. Flores, J. R. Seume — Institute of Turbomachinery and Fluid Dynamics, Leibniz University Hannover, Germany	ETC2015-197 Numerical Simulation of Acoustic Liners in Nacelle Turbofans towards Aircraft Noise Reduction T. Deconinck , S. Vilmin , P. Ferrante , C. Hirsch — NUMECA International, Brussels, Belgium
12h00-12h30	ETC2015-280 Prediction of Unsteady Turbine Trailing Edge Wake Flow Characteristics and Comparison with Experimental Data S. Vagnoli, T. Verstraete, B. Mateos, C.H. Sieverding — von Karman Institute for Fluid Dynamics, Belgium		ETC2015-056 Estimation of Turbine Noise Benefits Due to Acoustically Treated Outlet Guide Vanes A. Serrano, G. Torres — ITP, Industria de Turbo Propulsores S.A., Spain
12h30-14h00		Lunch
	A-11 - Turbines: Secondary & Tip Clearance Flow 3	B-11 - Axial Compressors: CFD 2	C-11 - Radial Compressors 2
	Chair: Reinhard Niehuis — Universität der Bundeswehr Muenchen, Germany	Chair: Roque Corral — ITP S.A., Spain	Chair: Backman Jary — Lappeenranta University of Technology, Finland
14h00-14h30	ETC2015-269 Comparisons Between Experimental Measurements and RANS-Based Simulations on the Aerodynamics of a Horseshoe Vortex Configuration D.P. Georgiou, K.F. Milidonis, A.I. Geniketzidis — University Of Patras, Department of Mechanical Engineering and Aeronautics, Thermal Engines Laboratory, Greece	ETC2015-150 Integrated Flow Simulation of the Fan and High-Pressure Compressor Stages of a Turbofan at Windmill G. Dufour, G. Margalida, N. García Rosa — Université de Toulouse, Institut Supérieur de lAéronautique et de lEspace (ISAE), France	ETC2015-091 Steady / Unsteady Diffuser Flow in a Transonic Centrifugal Compressor E. Benichou, I. Trébinjac — Ecole centrale de Lyon, France
14h30-15h00	ETC2015-089 Investigating Endwall-Blade Fillet Radius Variation to Reduce Secondary Flow Losses C. Hawes, R. Williams, G. Ingram — School of Engineering and Computing Sciences, University of Durham, UK	ETC2015-042 Validation of Time-Domain Single-Passage Methods for the Unsteady Simulation of a Contra-Rotating Open Rotor S.C. Stapelfeldt — Mechanical Engineering Department, Imperial College London, UK A.B. Parry — Rolls-Royce plc, UK M. Vahdati — Mechanical Engineering Department, Imperial College London, UK	ETC2015-084 Performance Measurements of a Full-Stage Centrifugal Process Gas Compressor Test Rig T. Rossbach, C. Rube, M. Wedeking — Institute of Jet Propulsion and Turbomachinery, RWTH Aachen University, Germany H. Franz — MAN Diesel & Turbo SE, Germany P. Jeschke — Institute of Jet Propulsion and Turbomachinery, RWTH Aachen University, Germany
15h00-15h30	ETC2015-205 Preliminary Investigations of Passive Tip-Injection in a Linear Turbine Cascade with Shrouded Blades P. Ghaffari, R. Willinger — Institute for Energy Systems and Thermodynamics, Vienna University of Technology, Austria	ETC2015-262 Unsteady Behavior of Corner Separation in a Compressor Cascade - LES and Experimental Study F. Gao, G. Zambonini, J. Boudet, X. Ottavy — Laboratoire de Mécanique des Fluides et dAcoustique, École Centrale de Lyon, France L. Lu — Beihang University, School of Energy and Power Engineering, China L. Shao — Laboratoire de Mécanique des Fluides et dAcoustique, École Centrale de Lyon, France	ETC2015-215 Probabilistic Analysis of Manufacturing Uncertainties for an Automotive Turbocharger Centrifugal Compressor using Numerical and Experimental Methods A. Javed — Mitsubishi Turbocharger and Engine Europe BV, The Netherlands T. Hartuc, R. Pecnik, J. P. van Buijtenen — Delft University of Technology, The Netherlands
15h30-16h00	ETC2015-050 An Overview of Hot Gas Ingestion Research at the University of Bath J.A. Scobie , C.M. Sangan , J.M. Owen , G.D. Lock — Department of Mechanical Engineering, University of Bath, United Kingdom
16h00-16h30		Coffee break
16h30	Departure for Gala Dinner

FRIDAY 27th March

8h30-9h30	Invited Lecture ETC2015-IL5 Next Generation of Civil Aircraft Engines Concepts & Technologies Dr. Frank Haselbach — Rolls-Royce Ltd Chair: Raul Vazquez — Rolls-Royce Eng. Fellow-Aerodynamics, United Kingdom
	A-12 - Heat Transfer & Cooling 3	B-12 - Fans	C-12 - Axial Compressors: Secondary & Tip Leakage Flow 2
	Chair: Peter Ireland — University of Oxford, United Kingdom	Chair: Janos Vad — University Budapest, Hungary	Chair: Gerard Bois — ENSAM, Laboratoire de Mécanique de Lille,France
10h00-10h30	ETC2015-220 A Computational Investigation of the Effect of Surface Roughness on Heat Transfer on the Stator Endwall of an Axial Turbine E. Lutum, F. Cottier — MTU Aero Engines AG, Germany M. E. Crawford — Siemens Energy, Inc., USA B. Laveau, R. S. Abhari — Laboratory for Energy Conversion, ETH Zurich, Switzerland	ETC2015-142 Profile Adaptation for Coherent Structure Reduction on Backward-Forward Sweep C. Roland, M. Henner, B. Demory, Y. Beddadi, F. Franquelin — Valeo Thermal Systems, France	ETC2015-162 Advanced Study of Secondary Flow Structures in a Highly Loaded Compressor Cascade A. Hergt, J. Klinner, C. Morsbach, M. Franke, S. Grund — German Aerospace Center (DLR), Institute of Propulsion Technology, Germany
10h30-11h00	ETC2015-255 Realistic Velocity And Turbulence Intensity Profiles at the Combustor-Turbine Interaction (CTI) Plane in a Nozzle Guide Vane Test Facility I. Cresci, P.T. Ireland, M. Bacic — Department of Engineering Science, University of Oxford, UK I. Tibbott, A. Rawlinson — Turbine Systems, Rolls-Royce plc, UK	ETC2015-123 Unsteady RANS Simulations of a Low Speed Fan for Analytical Tonal Noise Prediction. T. Guédeney, S. Moreau — Université de Sherbrooke, Canada	ETC2015-237 Experimental Investigations of Secondary Flow Development Around Tandem Vanes in a 2D Linear Stator Compressor Cascade A. Heinrich, C. Tiedemann, D. Peitsch — Department of Aeronautics and Astronautics, Technische Universität Berlin, Germany
11h00-11h30	ETC2015-099 Analysis of Dirichlet-Robin Interface Condition in Transient Conjugate Heat Transfer Problems. Application to a Flat Plate with Convection. G. Gimenez — Université de Lyon, CNRS, LaMCoS, INSA Lyon, France M. Errera — Onera, The French Aerospace Lab, France D. Baillis — Université de Lyon, CNRS, LaMCoS, INSA Lyon, France Y. Smith — Turbomeca (Safran Group), France	ETC2015-217 Using Shape Memory Alloys for Improving Automotive Fan Blade Performances: Experimental and CFD Analysis A. Suman, A. Fortini, N. Aldi, M. Pinelli, M. Merlin — Engineering Department in Ferrara (EnDiF), University of Ferrara, Italy
11h30-12h00	ETC2015-276 Influence of the Thermal Boundary Conditions on the Heat Transfer of a Rib-Roughened Cooling Channel using LES S. Scholl, T. Verstraete — Turbomachinery and Propulsion Department, von Karman Institute For Fluid Dynamics, Belgium J. Torres-Garcia — Polytechnic University of Valencia, Spain F. Duchaine, L. Y. M. Gicquel — CERFACS,France	ETC2015-143 Conjugated Heat Transfer Simulation for Electrical Driven Fan Systems Y. Beddadi, M. Henner, B. Demory — Valeo Thermal Systems, Simulation department, France
12h00-12h30		ETC2015-178 Design of Next Generation Snow Gun Fans A. Corsini, G. Delibra — Dipartimento di Ingegneria Meccanica e Aerospaziale, Sapienza Università di Roma, Italy F. Sciulli — SED Soluzioni per lEnergia e la Diagnostica Srl, Italy
12h30-12h45	Closing Ceremony