Technical tracks

ETC2019-070
Impact of underlying RANS turbulence models in Zonal Detached Eddy Simulation: application to a compressor rotor
J.Marty, C.Uribe — ONERA, FR

ETC2019-178
Effect of manufacturing tolerance in flow past a compressor blade
V.Suriyanarayanan, Q.Rendu, M.Vahdati, L.Salles — Imperial College London, UK

ETC2019-190
Filtered geometry modelling for fan-intake interaction based on the immersed boundary method
Y.Ma, P.Tucker — University of Cambridge, UK

ETC2019-202
3D inverse problem solution used to redesign six-stage highly loaded high pressure compressor with the view of designed parameters achievement
V.MILESHIN, I.Orekhov, P.Kozhemyako, S.Shchipin — Central Institute of Aviation Motors, RU

ETC2019-219
Efficient simulation of inlet distortion in engine fan stage using nonlinear harmonic method
O.Z.Mehdizadeh, S.Vilmin, B.Tartinville, C.Hirsch — NUMECA International, BE

ETC2019-285
Application of wavelet analysis on early stall warning in the axial compressor
Y.Liu, J.Li, J.Du, H.Zhang — Institute of Engineering Thermophysics,Chinese Academy of Sciences, CN

ETC2019-330
Instantaneous flow field measurements in the interstage section between a fan and the outlet guiding vanes at different axial positions
R.K.Meyer, S.Hakansson, W.Hage, L.Enghardt — German Aerospace Center (DLR), DE

ETC2019-331
Coupled pressure based CFD solver for turbomachinery flows: overview of applications
L.Mangani, E.Casartelli — Hochschule Luzern, CH
M.Darwish — American University of Beirut, LB

ETC2019-371
Stall and recovery process of a transonic fan with inlet distortion
W.Zhang, M.Vahdati, S.Stapelfeldt — Imperial College London, UK

ETC2019-382
The effects of free-stream turbulence intensity on the aerodynamic performance of compressor cascade
M.Etemadi, J.Defoe — Department of Mechanical, Automotive, and Material, Engineering University of Windsor, CA
R.Taghavi-Zonouz — Department of Mechanical Engineering, Iran University of Science and Technology , IR

ETC2019-418
Influence of the numerical strategy on wall-resolved LES of a compressor cascade
D.Papadogiannis, S.Mouriaux — Safran Tech, FR
J.S.Cagnone, K.Hillewaert — CENAERO, BE
F.Duchaine — CERFACS, FR
S.Hiernaux — Safran Aero Boosters, BE

ETC2019-004
Performance improvement of the CFM56-3 aircraft engine by electric power transfer
H.Balaghi Enalou, S.Bozhko — University of Nottingham, UK

ETC2019-019
The effect of shroud design on flow structure at the tip area and stage efficiency
A.Granovskiy, I.Afanasiev, E.Marchukov — Lyulka Design Bureau, RU

ETC2019-030
Thermodynamic analysis of the net power oxy-combustion cycle
A.Rogalev, V.Kindra, S.Osipov, N.Rogalev — National Research University “Moscow Power Engineering Institute”, RU

ETC2019-050
Aerothermal predictions of combustor/turbine interactions using advanced turbulence modeling
F.Cottier, P.Pinchaud, G.Dumas — MTU Aero Engines AG, DE

ETC2019-078
Sensitivity analysis, design, instrumentation, and experimental validation of a novel labyrinth seal rig
T.Kluge, L.Wein — Leibniz University Hannover, Institute of Turbomachinery and Fluid Dynamics, DE
R.Schmierer — MTU Aero Engines AG, DE
J.R.Seume — Leibniz University Hannover, Institute of Turbomachinery and Fluid Dynamics, DE

ETC2019-100
Turbulence intensity measurements across a NGV cooled cascade with representative Lean Burn combustor outflow
T.Bacci, A.Picchi, T.Lenzi, B.Facchini — University of Florence, IT

ETC2019-164
Effect of Stall Fence on the Performance of an Axial Turbine for Wave Energy Conversion
T.K.Das, A.Samad — Wave Energy and Fluids Energy Lab, Ocean Engineering Department, IIT Madras, IN

ETC2019-165
Effects of hub endwall geometry and rotor leading edge shape on performance of supersonic axial impulse turbine. Part II: Method validation and final results.
A.Sebelev, M.Smirnov, A.Borovkov, N.Kuklina, G.Rakov — Peter the Great Saint-Petersburg Polytechnic University, RU

ETC2019-184
Characterization of the unsteady aerodynamics of optimized turbine blade tips through modal decomposition analysis
B.C.Cernat, S.Lavagnoli — von Karman Institute for Fluid Dynamics, BE

ETC2019-185
Thermodynamic modeling of a closed gas turbine process working with Helium and stoichiometric combustion of Hydrogen and Oxygen
M.Schatz, M.Wachter — Institute of Thermal Turbomachinery and Machinery Laboratory (ITSM), University of Stuttgart, DE

ETC2019-216
The LEMCOTEC 1½ Stage Film-Cooled HP Turbine: Design, Integration and Testing in the Oxford Turbine Research Facility
P.F.Beard, M.G.Adams — Oxford Thermofluids Institute, University of Oxford
J.R.Nagawakar — GKN Aerospace, SE
M.R.Stokes — Rolls-Royce plc, UK
F.Wallin — GKN Aerospace, SE
D.N.Cardwell, T.Povey, K.S.Chana — Oxford Thermofluids Institute, University of Oxford, UK

ETC2019-251
Numerical study of wake effects on the boundary layer of a high lift turbine cascade at several strouhal numbers and flow coefficients
A.Führing, D.Kožulović — University of Applied Sciences Hamburg (HAW), DE
M.Franke — MTU Aero Engines AG, DE

ETC2019-293
External heat transfer on nozzle guide vanes under highly swirled combustor outlet flow
S.Cubeda, L.Mazzei, A.Andreini — University of Florence, IT

ETC2019-338
Reducing secondary flow losses in low-pressure turbines: the “SNAKED” blade
M.Giovannini, F.Rubechini, M.Marconcini, A.Arnone — University of Florence, IT
F.Bertini — GE Avio Aero, IT

ETC2019-351
Characterization of periodic incoming wakes in a low-pressure turbine cascade test section by means of a fast-response single sensor virtual three-hole probe
J.Clinckemaillie, T.Arts — von Karman Institute for Fluid Dynamics, BE

ETC2019-408
Design of non-axisymmetric endwall of a stator to improve the efficiency of a high pressure turbine: a pseudo objective function
A.Rehman, B.Liu, Z.Song — Northwestern Polytechnical University, CN

ETC2019-412
Transient flow in infinitely thin airfoil cascade
F.Hermet, N.Binder, J.Gressier — ISAE-SUPAERO, Université de Toulouse, FR

ETC2019-413
Implementation of non-reflecting boundary conditions in a finite volume unstructured solver for the study of turbine cascades
G.De Cosmo — von Karman Institute for Fluid Dynamics, BE
S.Salvadori — University of Florence, IT

ETC2019-438
Investigation of the ventilation flow in a gas turbine package enclosure
J.Kowalski — Chair of Thermal Turbomachines and Aeroengines, Ruhr-Universität Bochum, Germany, DE
F.di Mare — Ruhr-Universität Bochum, DE
S.Theis, A.Wiedermann — MAN Energy Solutions SE, DE
M.Lange, R.Mailach — Technische Universität Dresden, DE

ETC2019-135
Experimental investigation on performance of a control stage turbine under partial admission
A.Berger — Helmut Schmidt University, DE
T.Polklas, O.Brunn — MAN Energy Solutions SE, DE
F.Joos — Helmut Schmidt University, DE

ETC2019-153
Aerodynamics and strength of a two-tier stage based on a fork-shape blade
A.Zaryankin, S.Osipov — National Research University “Moscow Power Engineering Institute”, RU
T.Shibaev, M.Stepanov, D.Kshesinsky — The Ural Turbine Works, RU

ETC2019-350
Turbine cascades of last stage blades for wide range of operating conditions
O.Novák, M.Bobčík — Doosan Skoda Power, Ltd., CZ
M.Luxa — Institute of Thermomechanics, CAS, v.v.i., CZ
J.Fořt — CTU Prague, Faculty of MEchanical Engineering, CZ
B.Rudas — Doosan Skoda Power, Ltd., CZ
J.Synáč — University of West Bohemia, Faculty of Mechanical Engineering, CZ
D.Simurda — Institute of Thermomechanics, CAS, v.v.i, CZ
J.Fürst, J.Halama, V.Hric — CTU Prague, Faculty of Mechanical Engineering, CZ
J.Příhoda — Institute of Thermomechanics, CAS, v.v.i, CZ

ETC2019-174
Neural network topology for wind turbine analysis
A.Gaymann — Imperial College of London, UK
G.Schiaffini — Imperial College of London/Universita’ di Roma la Sapienza, UK
M.Massini — UQuant
F.Montomoli — Imperial College of London, UK
A.Corsini — Università di Roma La Sapienza, IT

ETC2019-188
Preliminary Design and performance estimation of self-rectifying turbines for application in the Channel Tunnel
A.Baretter, A.C.Bayeul-Laine, A.Dazin — Arts et Métiers PARISTECH, Laboratoire de Mécanique de Lille-Kampé de Fériet, FR

ETC2019-234
Three-dimensional CFD simulation and experimental assessment of the performance of a H-shape VAWT at design and off-design conditions
N.Franchina, O.Kouaissah — Università degli Studi di Bergamo, IT
G.Persico — Politecnico di Milano, IT
M.Savini — Università degli Studi di Bergamo, IT

ETC2019-038
Numerical investigation on the design of circumferential groove casing treatments in a radial compressor
S.Bareiss, D.M.Vogt — University of Stuttgart, Institute for Thermal Turbomachinery (ITSM), DE

ETC2019-143
Numerical investigation of the lean effects in centrifugal compressors
F.Merli, G.Paolo — Politecnico di Milano, Dipartimento di energia, IT

ETC2019-156
Operating range extension of an open impeller centrifugal compressor stage utilising 3D diffuser end wall contouring
D.Hermann, M.Wirsum — Institute of Power Plant Technology, Steam and Gas Turbines, RWTH Aachen University, DE
D.Robinson, P.Jenny — MAN Energy Solutions Schweiz AG, CH

ETC2019-171
Impact of leakage inlet swirl angle in a rotor-stator cavity on flow pattern, radial pressure distribution and frictional torque in a wide circumferential Reynolds number range
T.R.Schröder, H.J.Dohmen, D.Brillert, F.K.Benra — University of Duisburg-Essen, DE

ETC2019-257
Some guidelines for the experimental characterization of turbocharger compressors
T.Dielenschneider, J.Bühler, S.Leichtfuß, H.Schiffer — Technische Universität DarmstadtInstitute of Gas Turbines and Aerospace Propulsion, DE

ETC2019-303
Reliable seals for turbomachines: numerical analysis of the effects of compressible fluid flow through porous materials and narrow gaps
S.Schoar, H.Dohmen, F.Benra — Universität Duisburg-Essen, DE

ETC2019-304
Impact of large tip clearance ratios on the performance of a centrifugal compressor
M.Diehl, J.A.Schiffmann — LAMD of EPFL Lausanne, CH

ETC2019-329
Vaneless diffuser for low flow rate centrifugal compressor stage
O.Solovyeva, Y.Galerkin, A.Drozdov — Peter the Great St.Petersburg Polytechnic University R&D Laboratory “Gas dynamics of turbo machines”, RU

ETC2019-431
Investigation of aerodynamic effects in stator components of multistage centrifugal compressors
B.Dolle — University of Duisburg-Essen, Chair of Turbomachinery, DE
V.Hermes — Siemens AG, Dresser-Rand, DE
N.Petry — Siemens AG, Dresser-Rand, Duisburg, Germany, DE
D.Brillert, H.Dohmen, F.Benra — University of Duisburg-Essen, DE

ETC2019-437
A new 1D method for assessing volute induced circumferential pressure distortion at the exit of a centrifugal impeller
T.Ceyrowsky, A.Hildebrandt — MAN Energy Solutions SE, DE
R.Schwarze — TU Bergakademie Freiberg, DE

ETC2019-017
Uncoupled CFD-FEA methods for the thermomechanical analysis of turbochargers
P.Luczynski, M.P.Giesen, T.S.Gier, M.Wirsum — RWTH Aachen, DE

ETC2019-021
Multi-channel casing design for radial turbine operation control
A.S.Hassan, C.Fuhrer, M.Schatz, D.Vogt — Institute for Thermal Turbomachinery and Machinery Laboratory, University of Stuttgart, DE

ETC2019-114
Unconventional centrifugal bladeless turbine for low power range turboexpander applications
M.Smirnov — Peter the Great St. Petersburg Polytechnic University (SPbPU), RU
A.A.Sebelev, N.N.Kuklina — Engineering Center “Center of Computer-Aided Engineering” of SPbPU, RU
G.A.Fokin — Gazprom transgaz Saint-Petersburg LLC, RU
N.A.Zabelin — Peter the Great St. Petersburg Polytechnic University (SPbPU), RU

ETC2019-324
Radial Turbine Global Design for Liquid Rocket Engine Application
A.Leto — CIRA: Italian Aerospace Research Center, IT

ETC2019-008
Combined experimental and CFD investigation of flat plate film cooling through fan shaped holes
S.Rouina, S.Ravelli, G.Barigozzi — Università di Bergamo, IT

ETC2019-042
Heat transfer in a square ribbed channel: evaluation of turbulent heat transfer models
B.Woerz, M.Wieler, V.Dehe, P.Jeschke — Institute of Jet Propulsion and Turbomachinery RWTH Aachen University, DE
M.Rabs — MAN Energy Solutions SE, Oberhausen, DE

ETC2019-119
Steady and unsteady RANS simulations of heat transfer on a turbine vane endwall with inlet boundary layer skew
X.Yang, Z.Feng — Xi’an Jiaotong University, CN
T.W.Simon — University of Minnesota, US

ETC2019-155
An experimental and numerical study of flow and heat transfer in cooling channels with pin fin-dimple and pin fin-groove arrays
V.Kindra, S.Osipov, D.Kharlamova, I.Shevchenko — National Research University “Moscow Power Engineering Institute”, RU

ETC2019-158
Coupled FE-CFD analysis of transient conjugate heat transfer
A.P.Schindler, S.Brack, J.von Wolfersdorf — University of Stuttgart, DE

ETC2019-204
Experimental investigation of the aerodynamic and thermal behaviour of the film at the leading edge of a cooled nozzle vane cascade
L.Casarsa, F.Pagnacco — Polytechnical Department of Engineering and Architecture, University of Udine, IT
H.Abdeh, G.Barigozzi — Dipartimento di Ingegneria e Scienze Applicate – Università di Bergamo , IT

ETC2019-236
Experimental investigation of rotor tip film cooling at an axial turbine with swirling inflow conditions using pressure sensitive paint
M.Wilhelm, H.Schiffer — Institute of Gasturbines and Aerospace Propulsion, DE

ETC2019-243
Infrared thermography investigation of heat transfer on outlet guide vanes in an engine exit module
I.J.Jonsson, V.Chernoray, R.Dhanasegaran — Chalmers University of Technology, SE

ETC2019-252
Narrow impingement channels: recent advancements and future directions
M.Gaffuri — École Polytechnique Fédérale de Lausanne (EPFL)Group of Thermal Turbomachinery (GTT) , CH
A.Terzis — University of StuttgartInstitute of Aerospace Thermodynamics (ITLR) , DE
P.Ott — Group of Thermal Turbomachinery (GTT)École Polytechnique Fédérale de Lausanne (EPFL), CH

ETC2019-310
Effect of rotation and holes arrangement in cold bridge type impingement cooling systems
L.Cocchi, A.Picchi, B.Facchini — Università degli Studi di Firenze – DIEF, IT

ETC2019-314
Flat plate and turbine vane film-cooling performance with laid-back fan-shaped holes
T.Bacci, A.Picchi, B.Facchini — University of Florence, IT

ETC2019-375
Heat transfer enhancement of impingement cooling by adopting circular-ribs or vortex generators in the wall jet region of a round impingement jet
K.Takeishi — Tokushima Bunri University, JP
R.Krewinkel — MAN Energy Solutions SE, DE
Y.Oda — Kansai University, JP
Y.Ichikawa — Mitsubishi Heavy Industries, JP

ETC2019-055
Aerodynamical and aeroelastic investigations of a riblet design applied on the surface of turbine exit guide vanes of a low pressure turbine
M.Zenz, A.Hafizovic, L.Simonassi — Institute of Thermal Turbomachinery and Machine Dynamics Graz University of Technology, AT
P.Leitl, R.Benauer — Bionic Surface Technologies GmbH, AT
F.Heitmeir, A.Marn — Institute of Thermal Turbomachinery and Machine Dynamics Graz University of Technology, AT

ETC2019-061
Validation of RANS simulations of the flow in a short highly bent intake duct
J.P.Haug, R.P.Rademakers — Bundeswehr University Munich – Institute of Jet Propulsion, DE
M.Krummenauer — Wehrtechnische Dienststelle für Luftfahrzeuge und Luftfahrgerät der Bundeswehr (WTD 61), DE
R.Niehuis — Bundeswehr University Munich – Institute of Jet Propulsion, DE

ETC2019-115
Improvement of a gas turbine exhaust hood and diffuser performance within spatial limitations
N.I.Kuklina — Engineering Center “Center of Computer-Aided Engineering” of Peter the Great St. Petersburg Polytechnic University (SPbPU), RU
M.V.Smirnov — Peter the Great St. Petersburg Polytechnic University (SPbPU), RU
A.A.Sebelev — Engineering Center “Center of Computer-Aided Engineering” of Peter the Great St. Petersburg Polytechnic University (SPbPU), RU
E.A.Volkov, N.A.Zabelin — Peter the Great St. Petersburg Polytechnic University (SPbPU), RU

ETC2019-110
Improvement of the performance of an axial fan with counter-rotation
A.Ghenaiet — Laboratory of Energetics and Conversion Systems, Faculty of Mechanical Engineering, University of Sciences and Technology Houari Boumediene, DZ
I.Beldjilali — Laboratory of Turbomachinery, Fluid Mechanics and Energetic, Ecole Militaire Polytechnique, DZ

ETC2019-140
Sound source localisation at an axial contra-rotating fan by means of PIV and rotational beamforming
C.Friebe, R.Krause — Institut für Luft- und Kältetechnik gGmbH, DE
M.Kerscher — gfai tech GmbH, DE
O.Velde — CFturbo GmbH, DE

ETC2019-152
On the validity of the axial momentum theory as applied to the uniformly-loaded propeller
R.Bontempo, M.Manna — Università degli Studi di Napoli Federico II, IT

ETC2019-195
Testing, modeling and simulation of fans working with organic vapors
F.Reinker, R.Wagner, K.Hasselmann, S.aus der Wiesche — Muenster University of Applied Sciences, DE
M.Fritsche, P.Epple — Hochschule Coburg, DE
H.J.Russwurm — Rußwurm Ventilatoren GmbH, DE

ETC2019-265
Quasi 3D nacelle design to simulate crosswind flows: merits and challenges
A.Yeung — Department of Engineering, University of Cambridge, UK
N.Vadlamani — Indian Institute of Technology, Madras, IN
T.Hynes — Department of Engineering, University of Cambridge, UK

ETC2019-306
Analysis of tip-gap size on tip-leakage flow in an axial fan at design and off-design operating conditions
S.Alavi Moghadam, M.Meinke, W.Schröder — Institute of Aerodynamics, RWTH Aachen University, DE

ETC2019-311
A semi-empirical model for predicting the frequency of profile vortex shedding relevant to low-speed axial fan blade sections
E.Balla, J.Vad — Department of Fluid Mechanics, Faculty of Mechanical Engineering, Budapest University of Technology and Economics, HU

ETC2019-399
Experimental research of noise reduction possibilities of an axial fan with an additional contra-rotor
J.R.Blaszczak, W.Kryllowicz — Lodz Univeristy of Technology, PL

ETC2019-440
Body force modeling of the aerodynamics of a low-speed fan under distorted inflow
E.Benichou, G.Dufour, Y.Bousquet, N.Binder, A.Ortolan, X.Carbonneau — ISAE-SUPAERO, Université de Toulouse, FR

ETC2019-123
Numerical fatigue analysis of a prototype Francis turbine runner in low-load operation
J.Unterluggauer, E.Doujak, C.Bauer — TU Wien, Institute for Energy Systems and Thermodynamics, AT

ETC2019-313
Influence of the inlet boundary conditions on numerical flow simulations of a model kaplan turbine
S.Joßberger, S.Riedelbauch — Institute of Fluid Mechanics and Hydraulic Machinery, University of Stuttgart, DE

ETC2019-378
Multiscale simulation of the hydroabrasive erosion of a pelton bucket: bridging scales to improve accuracy
S.Leguizamón, E.Jahanbakhsh, S.Alimirzazadeh, A.Maertens, F.Avellan — Ecole Polytechnique Fédérale de Lausanne (EPFL), CH

ETC2019-381
Part load resonance risk assessment of francis hydropower units
J.Gomes Perreira Junior, A.Favrel — Laboratory for Hydraulic Machines, EPFL, CH
C.Nicolet — Power Vision Engineering Sàrl, CH
F.Avellan — Laboratory for Hydraulic Machines, EPFL, CH

ETC2019-434
CFD analysis of the performance of a novel impeller for a double suction centrifugal pump working as a turbine
T.Capurso — Polytechnic University of Bari, IT
L.Bergamini — Nuovo Pignone, IT
S.M.Camporeale, B.Fortunato, M.Torresi — Polytechnic University of Bari, IT

ETC2019-436
Preliminary assessment of a pump used as turbine in a water distribution network for the recovery of throttling energy
M.Stefanizzi, T.Capurso, G.Balacco, M.Torresi, M.Binetti, A.F.Piccinni, B.Fortunato, S.M.Camporeale — Polytechnic University of Bari, IT

ETC2019-011
Numerical investigation of Two-Phase air-water flow in a centrifugal pump with closed or semi-open impeller
M.Hundshagen — Ruhr University Bochum, DE
M.Mansour, D.Thévenin — University of Magdeburg ”Otto Von Guericke”, DE
R.Skoda — Ruhr University Bochum, DE

ETC2019-047
Assessment of statistical eddy-viscosity turbulence models for unsteady flow at part and overload operation of centrifugal pumps
N.Casimir — Ruhr-Universität Bochum, DE
Z.Xiangyuan — School of Energy and Power Engineering, Xi’an Jiaotong University, CN
G.Ludwig — TU-Darmstadt, DE
R.Skoda — Ruhr-Universität Bochum, DE

ETC2019-076
Experimental investigation of transient characteristics of single-blade and two-blade pumps
S.Melzer — Ruhr-Universität Bochum, DE
S.Schepeler — WILO SE, DE
J.Förster, J.Friderich — KROHNE Messtechnik GmbH, DE
T.Kalkkuhl — WILO SE, DE
R.Skoda — Ruhr-Universität Bochum, DE

ETC2019-228
Axial force modelling and measurement in a single stage centrifugal pump
B.Mary, F.Cerru — CETIM, FR

ETC2019-316
Numerical investigation of trailing edge flow in centrifugal pump impellers
O.Litfin, A.Delgado — Institute of Fluid Mechanics, Friedrich-Alexander-University Erlangen-Nuremberg, DE

ETC2019-343
Analysis of flow losses and their contribution to the total flow loss in an axial flow pump using the large eddy simulation method
B.Torner, L.Konnigk, M.Witte, F.H.Wurm — Institute of Turbomachinery, University of Rostock, DE

ETC2019-357
Modelling of a radial pump fast startup with the CATHARE-3 code and analyse of the loop response
L.Matteo — Fluid Mechanics Laboratory of Lille – Kampe de Feriet, Arts et Metiers ParisTech, FR
G.Mauger — Thermalhydraulic and Fluid Mechanics Section, CEA Paris-Saclay university, FR
A.Dazin — Fluid Mechanics Laboratory of Lille – Kampe de Feriet, Arts et Metiers ParisTech, FR
N.Tauveron — Thermal Biomass & Hydrogen Department, CEA, FR

ETC2019-386
Modes identification and interactions in a rotor/stator academic cavity
M.O.Queguineur, L.Y.Gicquel, G.Staffelbach — CFD Team Cerfacs Toulouse, FR

ETC2019-388
Development of a one-dimensional model for the prediction of leakage flows in regenerative pumps
G.Cantini, S.Salvadori, M.Insinna — Department of Industrial Engineering, University of Florence, IT
G.Peroni — Pierburg Pump Technology Italy S.p.A., IT
G.Simon — Pierburg Pump Technology France S.p.A., FR
D.Griffini, R.Squarcini — Pierburg Pump Technology Italy S.p.A., IT

ETC2019-016
Sensitivity of the aerodynamics damping coefficient prediction to the turbulence modelling conjugated with the vibration mode shape.
P.Duquesne — Université de Lyon, FR
B.Mahieux — Safran Aircraft Engines, FR
S.Aubert, P.Ferrand — Université de Lyon, FR

ETC2019-032
Flutter analysis of a steam turbine blade with frequency and time-domain solvers
C.Frey, G.Ashcroft, H.Kersken, D.Schlüß — German Aerospace Center (DLR), DE

ETC2019-044
Prediction of the acoustic influence of an intake on fan flutter: a comparison of numerical methods
T.Bontemps — Safran Aircraft Engines / Université de Lyon, ECL, LMFA, FR
S.Aubert — Université de Lyon, ECL, LMFA, FR
N.De Cacqueray — Safran Aircraft Engines, FR

ETC2019-051
Fsi modelling of an industrial centrifugal compressor stage operation at stable and unstable operating points
K.Kabalyk — Lodz University of Technology, PL

ETC2019-056
Numerical and experimental study of the aerodynamic and aeroelastic performance of a low pressure turbine
L.Simonassi — Institute of Thermal Turbomachinery and Machine Dynamics – Graz University of Technology, AT
R.Benauer — Bionic Surface Technologies GmbH, Graz, Austria, AT
M.Zenz — Institute of Thermal Turbomachinery and Machine Dynamics – Graz University of Technology, AT
P.Leitl — Bionic Surface Technologies GmbH, Graz, Austria, AT
F.Heitemeir, A.Marn — Institute of Thermal Turbomachinery and Machine Dynamics – Graz University of Technology, AT

ETC2019-088
A higher fidelity approach for incorporating tip shroud geometry into aerodynamic flutter computations of rotating turbomachinery
A.V.Rozendaal, A.Torkaman, G.Vogel — Power Systems Mfg., LLC, Ansaldo Energia Group, US
A.Lo Balbo — Ansaldo Energia, IT

ETC2019-138
Analysis of nodal diameter zero blade vibrations of a radial turbine
M.Wunderlich, A.Esper, M.Wirsum — RWTH Aachen UniversityInstitute of Power Plant Technology,Steam and Gas Turbines, DE
K.Buchmann — Kompressorenbau Bannewitz GmbH, DE

ETC2019-199
An integrated numerical procedure for flutter and forced response assessment of turbomachinery blade-rows
F.Vanti, A.Agnolucci, L.Pinelli, A.Arnone — University of Florence, IT

ETC2019-224
Effect of geometry variability on transonic fan blade untwist
Y.Lu — Imperial College London, UK
B.Lad, J.Green — Rolls-Royce plc, UK
M.Vahdati, S.Stapelfeldt — Imperial College London, UK

ETC2019-352
Compressor mild surge simulation with variable nozzle models: influence of throttle area on surge behavior and aeroelastic stability at reverse flow conditions
C.Reiber, V.A.Chenaux — German Aerospace Center (DLR), DE

ETC2019-370
Prediction of aerodynamically induced fan blade vibration due to boundary layer ingestion
F.Eichner, J.Belz, P.Winkelmann, R.Schnell, T.Lengyel-Kampmann — German Aerospace Center (DLR), DE

ETC2019-037
Comparison of different models for determination of erosion wear in centrifugal pumps
F.Hankeln, S.Riedelbauch — Institute of Fluid Mechanics and Hydraulic Machinery, University of Stuttgart, DE

ETC2019-111
Prediction of erosion in an axial turbine with initial position of blade
A.Ghenaiet — University of Sciences and Technology Houari Boumediene, DZ

ETC2019-121
Stabilizing effects of supercritical CO2 fluid properties on compressor operation
A.J.Hacks, S.Schuster, D.Brillert — University of Duisburg-Essen, DE

ETC2019-136
Evaporation modelling of water droplets in a transonic compressor cascade under fogging conditions
A.Seck — University of Stuttgart, DE
S.Geist, J.Harbeck — Helmut Schmidt University, Hamburg, DE
B.Weigand — University of Stuttgart, DE
F.Joos — Helmut Schmidt University, Hamburg, DE

ETC2019-141
Comparison of the cubic equations of state and different transport properties models for ORC turbines modeling
A.Sebelev — Engineering center “Center of computer-aided engineering”, Peter the Great Saint-Petersburg Polytechnic University, RU
M.Smirnov — Peter the Great Saint-Petersburg Polytechnic University, RU
N.Kuklina — Engineering center “Center of computer-aided engineering”, Peter the Great Saint-Petersburg Polytechnic University, RU
K.Lapshin, A.Laskin — Peter the Great Saint-Petersburg Polytechnic University, RU

ETC2019-218
Robust integration of real gas models into a pressure-based coupled solver
L.Hanimann, L.Mangani, E.Casartelli — Lucerne University of Applied Sciences and Arts, CH
D.Vogt — ITSM – Institute of Thermal Turbomachinery and Machinery Laboratory, DE

ETC2019-327
Experimental and numerical investigation of CO2 dry-ice based aircraft compressor cleaning
A.Rudek, D.Muckenhaupt, R.Kombeitz, T.Zitzmann, G.Russ — Hochschule Darmstadt, Dept. for Mechanical Engineering, DE
B.Duignan — Dublin Institute of Technology, School of Mechanical and Design Engineering,, IE

ETC2019-366
Dynamics of a spray formed by laminar liquid jet in modulated crossflow
V.Bodoc, A.Desclaux, P.Gajan, F.Simon, G.Illac — ONERA- The French Aerospace Lab, FR

ETC2019-389
Erosion behavior on a large-sized centrifugal fan
N.Aldi, N.Casari, M.Pinelli, A.Suman, A.Vulpio — Department of Engineering (DE), University of Ferrara, IT
P.Saccenti, R.Beretta — Boldrocchi S.r.l., IT
A.Fortini, M.Merlin — Department of Engineering (DE), University of Ferrara, IT

ETC2019-048
Adjoint-based multi-point and multi-objective optimization of a turbocharger radial turbine
L.Mueller, T.Verstraete — Von Karman Institute for Fluid Dynamics , BE

ETC2019-104
Metamodel-assisted multidisciplinary design optimization of a radial compressor
M.h.Aissa, T.Verstraete — Von Karman Institute for Fluid Dynamics, BE

ETC2019-212
Surge margin optimization of centrifugal compressors using a new objective function based on local flow parameters
J.Ratz, S.Leichtfuß, M.Beck, H.P.Schiffer — TU Darmstadt, Institute of Gas Turbines and Aerospace Propulsion, DE
F.Fröhlig — MTU Friedrichshafen GmbH, DE

ETC2019-215
Numerical optimization of air breathing radial outflow turbines
I.Kavas, B.H.Saracoglu, T.Arts — von Karman Institute for Fluid DynamicsSint Genesius Rode, Belgium, BE

ETC2019-242
The continuous adjoint approach applied to the stabilized finite-element formulation of the incompressible Navier-Stokes equations
B.Janssens — Royal Military Academy of Belgium, BE
P.Vandenschrick, K.Stevens — Belgian Defence, BE
G.Alessi — von Karman Institute for Fluid Dynamics, BE

ETC2019-263
Gradient-free and gradient-based optimization of a radial turbine
N.Lachenmaier — MTU Friedrichshafen GmbH, DE
D.Baumgärtner — Technical University of Munich, DE
H.Schiffer — Technical University of Darmstadt, DE
J.Kech — MTU Friedrichshafen GmbH, DE

ETC2019-264
RANS closure by Artificial Neural Networks
A.Ferrero — Politecnico di Torino, IT
A.Iollo — INRIA Bordeaux Sud-Ouest, FR
F.Larocca — Politecnico di Torino, IT

ETC2019-307
A method for matching compressor stage characterstics to a given load profile by operating point weighting
N.E.Kienzle — Fraunhofer Institute UMSICHT, Ruhr-University Bochum, DE
M.Wäsker — Fraunhofer Institute UMSICHT, DE
F.di Mare — Ruhr Universität Bochum, DE
B.Bulten — Fraunhofer UMSICHT, TURBONIK, DE
C.Doetsch — Fraunhofer UMSICHT, Ruhr Universität Bochum, DE

ETC2019-322
Sampling strategies for metamodel enrichment and automotive fan optimization
M.Henner, T.Gonon, B.Demory — Valeo Thermal Systems, FR
C.Helbert — École Centrale de Lyon, FR

ETC2019-432
Optimization of a carbon-fiber composite blade of a counter-rotating fan for aircraft engines
T.Schmid — Institute of Propulsion Technology, DLR, DE
T.Lengyel-Kampmann — Institute for Propulsion Technology, German Aerospace Center, DE
T.Schmidt — Institute of Structures and Design, German Aerospace Center, DE
E.Nicke — Institute of Propulsion Technology, German Aerospace Center, DE

ETC2019-006
Introduction of a novel test rig for the investigation of fluid-structure interaction effects in steam turbine control valves using an elastic model
C.Windemuth, M.Lange, R.Mailach — Technische Universität Dresden, DE

ETC2019-035
Design, integration and operation of a rotating combustor-turbine-interaction test rig within the scope of EC FP7 project FACTOR
A.Krumme, M.Tegeler, S.Gattermann — German Aerospace Center DLR, DE

ETC2019-105
A new rotating test facility for the experimental characterisation of shaft seals
E.Pedraza-Valle, J.Scobie, C.Sangan, P.Keogh — University of Bath, UK
A.Bowsher, P.Crudgington — Cross Manufacturing, UK

ETC2019-253
Experimental investigation of moment coefficients in open rotor-stator disc systems
A.Kuntze, S.Odenbach, W.Uffrecht — Technische Universität Dresden, DE

ETC2019-326
Focusing schlieren visualization of transonic turbine tip-leakage flows
M.Passmann, S.aus der Wiesche — University of Applied Sciences Muenster, DE
F.Joos — Helmut-Schmidt-University, DE

ETC2019-347
A novel grazing flow rig for acoustic liner investigations
F.Taddei, M.De Lucia, A.Pourreza, H.Rashidi, G.Pierucci, M.Messeri, F.Fagioli, M.Salvestroni — University of Florence, IT
D.Torzo — Avio Aero , IT

ETC2019-426
Technology development of Fast-Response Aerodynamic Pressure Probes
P.Gaetani, G.Persico — Politecnico di Milano, IT

ETC2019-439
A novel modular test rig for experimental investigation of mixing and separation processes in turbomachines
A.Schramm, D.Engelmann, F.di Mare — Ruhr University Bochum, Faculty of Mechanical Engineering , DE

ETC2019-IL1
Advances in Radial Fluid Machinery
Prof. Zoltan Spakovszky — Director – MIT Gas Turbine Lab

ETC2019-IL2
Some perspectives in low pressure compressors design brought by emerging CFD technologies
Dr Stéphane Hiernaux — Senior Engineer Aerodynamics – Safran Group

ETC2019-IL3
Role and Challenges of CFD in the Design of Gas Turbines
Dr. Raul Vazquez — Senior Aerothermal Specialist – Rolls Royce

ETC2019-IL4
Flutter in Turbomachine, Theoretical and Numerical Aerodynamic Analysis of Instabilities
Dr. Pascal Ferrand — Senior Researcher Emeritus LMFA – Ecole Centrale de Lyone

ETC2019-IL5
The Pathway forward for Gas and Steam Turbines in a world of increasing renewable source
Dr. Michael Ladwig — President – EUTurbines

ETC2019-IL6
Higher education in turbomachinery: Past, contemporary, post-modern and future(?) 
Prof. Torsten Fransson  — EIT InnoEnergy