Performance improvement of the CFM56-3 aircraft engine by electric power transfer Hossein Balaghi Enalou, Serhiy Bozhko AXIAL TURBINES ETC2019-004 Introduction of a novel test rig for the investigation of fluid-structure interaction effects in steam turbine control valves using an elastic model Christian Windemuth, Martin Lange, Ronald Mailach Experimental Technique ETC2019-006 Combined experimental and CFD investigation of flat plate film cooling through fan shaped holes Samaneh Rouina, Silvia Ravelli, Giovanna Barigozzi Heat Transfer & Cooling ETC2019-008 Numerical investigation of Two-Phase air-water flow in a centrifugal pump with closed or semi-open impeller Markus Hundshagen, Michael Mansour, Dominique Thévenin, Romuald Skoda PUMPS ETC2019-011 Sensitivity of the aerodynamics damping coefficient prediction to the turbulence modelling conjugated with the vibration mode shape. Pierre Duquesne, Bruno Mahieux, Stéphane Aubert, Pascal Ferrand Vibrations ETC2019-016 Uncoupled CFD-FEA methods for the thermomechanical analysis of turbochargers Piotr Luczynski, Matthias Peter Giesen, Thomas Sebastian Gier, Manfred Wirsum Radial Turbines ETC2019-017 The effect of shroud design on flow structure at the tip area and stage efficiency Andrey Granovskiy, Igor Afanasiev, Evgeny Marchukov AXIAL TURBINES ETC2019-019 Multi-channel casing design for radial turbine operation control Ahmed Farid Saad Ayad Hassan, Christopher Fuhrer, Markus Schatz, Damian Vogt Radial Turbines ETC2019-021 Thermodynamic analysis of the net power oxy-combustion cycle Andrey Rogalev, Vladimir Kindra, Sergey Osipov, Nikolay Rogalev AXIAL TURBINES ETC2019-030 Flutter analysis of a steam turbine blade with frequency and time-domain solvers Christian Frey, Graham Ashcroft, Hans-Peter Kersken, Daniel Schlüß Vibrations ETC2019-032 Design, integration and operation of a rotating combustor-turbine-interaction test rig within the scope of EC FP7 project FACTOR Alexander Krumme, Marc Tegeler, Steffen Gattermann Experimental Technique ETC2019-035 Comparison of different models for determination of erosion wear in centrifugal pumps Fabian Hankeln, Stefan Riedelbauch Basic phenomena ETC2019-037 Numerical investigation on the design of circumferential groove casing treatments in a radial compressor Simon Bareiss, Damian M. Vogt Radial Compressors ETC2019-038 Heat transfer in a square ribbed channel: evaluation of turbulent heat transfer models Beate Woerz, Mark Wieler, Viola Dehe, Peter Jeschke, Michael Rabs Heat Transfer & Cooling ETC2019-042 Prediction of the acoustic influence of an intake on fan flutter: a comparison of numerical methods Thomas Bontemps, Stéphane Aubert, Nicolas De Cacqueray Vibrations ETC2019-044 Assessment of statistical eddy-viscosity turbulence models for unsteady flow at part and overload operation of centrifugal pumps Nicolas Casimir, Zhu Xiangyuan, Gerhard Ludwig, Romuald Skoda PUMPS ETC2019-047 Adjoint-based multi-point and multi-objective optimization of a turbocharger radial turbine Lasse Mueller, Tom Verstraete Optimization ETC2019-048 Aerothermal predictions of combustor/turbine interactions using advanced turbulence modeling Francois Cottier, Pierre Pinchaud, Guillaume Dumas AXIAL TURBINES ETC2019-050 Fsi modelling of an industrial centrifugal compressor stage operation at stable and unstable operating points Kirill Kabalyk Vibrations ETC2019-051 Aerodynamical and aeroelastic investigations of a riblet design applied on the surface of turbine exit guide vanes of a low pressure turbine Manuel Zenz, Asim Hafizovic, Loris Simonassi, Peter Leitl, Richard Benauer, Franz Heitmeir, Andreas Marn Diffusers ETC2019-055 Numerical and experimental study of the aerodynamic and aeroelastic performance of a low pressure turbine Loris Simonassi, Richard Benauer, Manuel Zenz, Peter Leitl, Franz Heitemeir, Andreas Marn Vibrations ETC2019-056 Validation of RANS simulations of the flow in a short highly bent intake duct Jakob Philipp Haug, Rudolf P.M. Rademakers, Michael Krummenauer, Reinhard Niehuis Diffusers ETC2019-061 Impact of underlying RANS turbulence models in Zonal Detached Eddy Simulation: application to a compressor rotor Julien Marty, Cédric Uribe AXIAL COMPRESSORS ETC2019-070 Investigation of the wall pressure fluctuations, the operational deflection shapes and the airborne noise radiation of a single stage radial pump Matthias Witte, Ole Kranz, Benjamin Torner, F. Hendrik Wurm ACOUSTICS ETC2019-071 Experimental investigation of transient characteristics of single-blade and two-blade pumps Steffen Melzer, Stephan Schepeler, Jan Förster, Jochen Friderich, Tobias Kalkkuhl, Romuald Skoda PUMPS ETC2019-076 Sensitivity analysis, design, instrumentation, and experimental validation of a novel labyrinth seal rig Tim Kluge, Lars Wein, Roman Schmierer, Joerg R. Seume AXIAL TURBINES ETC2019-078 A higher fidelity approach for incorporating tip shroud geometry into aerodynamic flutter computations of rotating turbomachinery Alexander V Rozendaal, Alex Torkaman, Gregory Vogel, Alfio Lo Balbo Vibrations ETC2019-088 Turbulence intensity measurements across a NGV cooled cascade with representative Lean Burn combustor outflow Tommaso Bacci, Alessio Picchi, Tommaso Lenzi, Bruno Facchini AXIAL TURBINES ETC2019-100 Metamodel-assisted multidisciplinary design optimization of a radial compressor Mohamed hassanine Aissa, Tom Verstraete Optimization ETC2019-104 A new rotating test facility for the experimental characterisation of shaft seals Ernesto Pedraza-Valle, James Scobie, Carl Sangan, Patrick Keogh, Aaron Bowsher, Pete Crudgington Experimental Technique ETC2019-105 Improvement of the performance of an axial fan with counter-rotation Adel Ghenaiet, Ibrahim Beldjilali FANS ETC2019-110 Prediction of erosion in an axial turbine with initial position of blade Adel Ghenaiet Basic phenomena ETC2019-111 Unconventional centrifugal bladeless turbine for low power range turboexpander applications Maksim Smirnov, Aleksandr A. Sebelev, Natalia N. Kuklina, Georgy A. Fokin, Nikolay A. Zabelin Radial Turbines ETC2019-114 Improvement of a gas turbine exhaust hood and diffuser performance within spatial limitations Natalia I Kuklina, Maksim V Smirnov, Aleksandr A Sebelev, Eugeniy A Volkov, Nikolay A Zabelin Diffusers ETC2019-115 Steady and unsteady RANS simulations of heat transfer on a turbine vane endwall with inlet boundary layer skew Xing Yang, Zhenping Feng, Terrence W. Simon Heat Transfer & Cooling ETC2019-119 Stabilizing effects of supercritical CO2 fluid properties on compressor operation Alexander Johannes Hacks, Sebastian Schuster, Dieter Brillert Basic phenomena ETC2019-121 Numerical fatigue analysis of a prototype Francis turbine runner in low-load operation Julian Unterluggauer, Eduard Doujak, Christian Bauer Hydraulics Machinery ETC2019-123 Experimental investigation on performance of a control stage turbine under partial admission Antonio Berger, Thomas Polklas, Oliver Brunn, Franz Joos STEAM TURBINES ETC2019-135 Evaporation modelling of water droplets in a transonic compressor cascade under fogging conditions Adrian Seck, Silvio Geist, Janneck Harbeck, Bernhard Weigand, Franz Joos Basic phenomena ETC2019-136 Analysis of nodal diameter zero blade vibrations of a radial turbine Markus Wunderlich, Alexander Esper, Manfred Wirsum, Klaus Buchmann Vibrations ETC2019-138 Sound source localisation at an axial contra-rotating fan by means of PIV and rotational beamforming Christian Friebe, Ralph Krause, Michael Kerscher, Oliver Velde FANS ETC2019-140 Comparison of the cubic equations of state and different transport properties models for ORC turbines modeling Aleksandr Sebelev, Maksim Smirnov, Natalia Kuklina, Kirill Lapshin, Aleksandr Laskin Basic phenomena ETC2019-141 Numerical investigation of the lean effects in centrifugal compressors Filippo Merli, Gaetani Paolo Radial Compressors ETC2019-143 Simulations and experimental investigations on the acoustic characterisation of centrifugal pumps of different specific speed Christian Lehr, Andreas Linkamp, Andreas Brümmer ACOUSTICS ETC2019-150 On the validity of the axial momentum theory as applied to the uniformly-loaded propeller Rodolfo Bontempo, Marcello Manna FANS ETC2019-152 Aerodynamics and strength of a two-tier stage based on a fork-shape blade Arkady Zaryankin, Sergey Osipov, Taras Shibaev, Michael Stepanov, Dmitriy Kshesinsky STEAM TURBINES ETC2019-153 An experimental and numerical study of flow and heat transfer in cooling channels with pin fin-dimple and pin fin-groove arrays Vladimir Kindra, Sergey Osipov, Daria Kharlamova, Igor Shevchenko Heat Transfer & Cooling ETC2019-155 Operating range extension of an open impeller centrifugal compressor stage utilising 3D diffuser end wall contouring Daniel Hermann, Manfred Wirsum, Douglas Robinson, Philipp Jenny Radial Compressors ETC2019-156 Coupled FE-CFD analysis of transient conjugate heat transfer Alexander Philipp Schindler, Stefan Brack, Jens von Wolfersdorf Heat Transfer & Cooling ETC2019-158 Effect of Stall Fence on the Performance of an Axial Turbine for Wave Energy Conversion Tapas K Das, Abdus Samad AXIAL TURBINES ETC2019-164 Effects of hub endwall geometry and rotor leading edge shape on performance of supersonic axial impulse turbine. Part II: Method validation and final results. Aleksandr Sebelev, Maksim Smirnov, Alexey Borovkov, Natalia Kuklina, Gennadiy Rakov AXIAL TURBINES ETC2019-165 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 Tilman Raphael Schröder, Hans Josef Dohmen, Dieter Brillert, Friedrich Karl Benra Radial Compressors ETC2019-171 Neural network topology for wind turbine analysis Audrey Gaymann, Giorgio Schiaffini, Michela Massini, Francesco Montomoli, Alessandro Corsini Wind Turbines ETC2019-174 Effect of manufacturing tolerance in flow past a compressor blade Venkatesh Suriyanarayanan, Quentin Rendu, Mehdi Vahdati, Loic Salles AXIAL COMPRESSORS ETC2019-178 Characterization of the unsteady aerodynamics of optimized turbine blade tips through modal decomposition analysis Bogdan Cezar Cernat, Sergio Lavagnoli AXIAL TURBINES ETC2019-184 Thermodynamic modeling of a closed gas turbine process working with Helium and stoichiometric combustion of Hydrogen and Oxygen Markus Schatz, Manuel Wachter AXIAL TURBINES ETC2019-185 Preliminary Design and performance estimation of self-rectifying turbines for application in the Channel Tunnel Alberto Baretter, Annie Claude Bayeul-Laine, Antoine Dazin Wind Turbines ETC2019-188 Filtered geometry modelling for fan-intake interaction based on the immersed boundary method Yunfei Ma, Paul Tucker AXIAL COMPRESSORS ETC2019-190 Testing, modeling and simulation of fans working with organic vapors Felix Reinker, Robert Wagner, Karsten Hasselmann, Stefan aus der Wiesche, Manuel Fritsche, Philipp Epple, Hans Jörg Russwurm FANS ETC2019-195 An integrated numerical procedure for flutter and forced response assessment of turbomachinery blade-rows Federico Vanti, Andrea Agnolucci, Lorenzo Pinelli, Andrea Arnone Vibrations ETC2019-199 3D inverse problem solution used to redesign six-stage highly loaded high pressure compressor with the view of designed parameters achievement Victor MILESHIN, Igor Orekhov, Pavel Kozhemyako, Sergey Shchipin AXIAL COMPRESSORS ETC2019-202 Experimental investigation of the aerodynamic and thermal behaviour of the film at the leading edge of a cooled nozzle vane cascade Luca Casarsa, Fabio Pagnacco, Hamed Abdeh, Giovanna Barigozzi Heat Transfer & Cooling ETC2019-204 Surge margin optimization of centrifugal compressors using a new objective function based on local flow parameters Johannes Ratz, Sebastian Leichtfuß, Maximilian Beck, H. P. Schiffer, Friedrich Fröhlig Optimization ETC2019-212 Numerical optimization of air breathing radial outflow turbines Isa Kavas, Bayindir Huseyin Saracoglu, Tony Arts Optimization ETC2019-215 The LEMCOTEC 1½ Stage Film-Cooled HP Turbine: Design, Integration and Testing in the Oxford Turbine Research Facility Paul Francis Beard, Maxwell G Adams, Jethru R Nagawakar, Mark R Stokes, Fredrik Wallin, David N Cardwell, Thomas Povey, Kam S Chana AXIAL TURBINES ETC2019-216 Robust integration of real gas models into a pressure-based coupled solver Lucian Hanimann, Luca Mangani, Ernesto Casartelli, Damian Vogt Basic phenomena ETC2019-218 Efficient simulation of inlet distortion in engine fan stage using nonlinear harmonic method Omid Z. Mehdizadeh, Stéphane Vilmin, Benoît Tartinville, Charles Hirsch AXIAL COMPRESSORS ETC2019-219 Effect of geometry variability on transonic fan blade untwist Yaozhi Lu, Bharat Lad, Jeff Green, Mehdi Vahdati, Sina Stapelfeldt Vibrations ETC2019-224 Axial force modelling and measurement in a single stage centrifugal pump Benoit Mary, Fabien Cerru PUMPS ETC2019-228 Three-dimensional CFD simulation and experimental assessment of the performance of a H-shape VAWT at design and off-design conditions Nicoletta Franchina, Otman Kouaissah, Giacomo Persico, Marco Savini Wind Turbines ETC2019-234 Experimental investigation of rotor tip film cooling at an axial turbine with swirling inflow conditions using pressure sensitive paint Manuel Wilhelm, Heinz-Peter Schiffer Heat Transfer & Cooling ETC2019-236 The continuous adjoint approach applied to the stabilized finite-element formulation of the incompressible Navier-Stokes equations Bart Janssens, Pierre Vandenschrick, Kasper Stevens, Giacomo Alessi Optimization ETC2019-242 Infrared thermography investigation of heat transfer on outlet guide vanes in an engine exit module Isak John Håkan Jonsson, Valery Chernoray, Radheesh Dhanasegaran Heat Transfer & Cooling ETC2019-243 Numerical study of wake effects on the boundary layer of a high lift turbine cascade at several strouhal numbers and flow coefficients Alexander Führing, Dragan Kožulović, Matthias Franke AXIAL TURBINES ETC2019-251 Narrow impingement channels: recent advancements and future directions Michele Gaffuri, Alexandros Terzis, Peter Ott Heat Transfer & Cooling ETC2019-252 Experimental investigation of moment coefficients in open rotor-stator disc systems Alexander Kuntze, S. Odenbach, W. Uffrecht Experimental Technique ETC2019-253 Some guidelines for the experimental characterization of turbocharger compressors Tobias Dielenschneider, Johannes Bühler, Sebastian Leichtfuß, Heinz-Peter Schiffer Radial Compressors ETC2019-257 Gradient-free and gradient-based optimization of a radial turbine Nicolas Lachenmaier, Daniel Baumgärtner, Heinz-Peter Schiffer, Johannes Kech Optimization ETC2019-263 RANS closure by Artificial Neural Networks Andrea Ferrero, Angelo Iollo, Francesco Larocca Optimization ETC2019-264 Quasi 3D nacelle design to simulate crosswind flows: merits and challenges Alex Yeung, Nagabhushana Rao Vadlamani, Tom Hynes FANS ETC2019-265 Application of wavelet analysis on early stall warning in the axial compressor Yang Liu, Jichao Li, Juan Du, Hongwu Zhang AXIAL COMPRESSORS ETC2019-285 External heat transfer on nozzle guide vanes under highly swirled combustor outlet flow Simone Cubeda, Lorenzo Mazzei, Antonio Andreini AXIAL TURBINES ETC2019-293 Reliable seals for turbomachines: numerical analysis of the effects of compressible fluid flow through porous materials and narrow gaps Schaham Schoar, Hans Josef Dohmen, Friedrich-Karl Benra Radial Compressors ETC2019-303 Impact of large tip clearance ratios on the performance of a centrifugal compressor Markus Diehl, Jürg Alexander Schiffmann Radial Compressors ETC2019-304 Analysis of tip-gap size on tip-leakage flow in an axial fan at design and off-design operating conditions Seyed Mohsen Alavi Moghadam, Matthias Meinke, Wolfgang Schröder FANS ETC2019-306 A method for matching compressor stage characterstics to a given load profile by operating point weighting Norman Ernst Kienzle, Markus Wäsker, Francesca di Mare, Bjoern Bulten, Christian Doetsch Optimization ETC2019-307 Effect of rotation and holes arrangement in cold bridge type impingement cooling systems Lorenzo Cocchi, Alessio Picchi, Bruno Facchini Heat Transfer & Cooling ETC2019-310 A semi-empirical model for predicting the frequency of profile vortex shedding relevant to low-speed axial fan blade sections Esztella Balla, Janos Vad FANS ETC2019-311 Influence of the inlet boundary conditions on numerical flow simulations of a model kaplan turbine Simon Joßberger, Stefan Riedelbauch Hydraulics Machinery ETC2019-313 Flat plate and turbine vane film-cooling performance with laid-back fan-shaped holes Tommaso Bacci, Alessio Picchi, Bruno Facchini Heat Transfer & Cooling ETC2019-314 Numerical investigation of trailing edge flow in centrifugal pump impellers Oliver Litfin, Antonio Delgado PUMPS ETC2019-316 Sampling strategies for metamodel enrichment and automotive fan optimization Manuel Henner, Thierry Gonon, Bruno Demory, Céline Helbert Optimization ETC2019-322 Radial Turbine Global Design for Liquid Rocket Engine Application Angelo Leto Radial Turbines ETC2019-324 Focusing schlieren visualization of transonic turbine tip-leakage flows Maximilian Passmann, Stefan aus der Wiesche, Franz Joos Experimental Technique ETC2019-326 Experimental and numerical investigation of CO2 dry-ice based aircraft compressor cleaning Arthur Rudek, David Muckenhaupt, Rudolf Kombeitz, Thomas Zitzmann, Gerald Russ, Barry Duignan Basic phenomena ETC2019-327 Vaneless diffuser for low flow rate centrifugal compressor stage Olga Solovyeva, Yuri Galerkin, Aleksandr Drozdov Radial Compressors ETC2019-329 Instantaneous flow field measurements in the interstage section between a fan and the outlet guiding vanes at different axial positions Robert K.J. Meyer, Sebastian Hakansson, Wolfram Hage, Lars Enghardt AXIAL COMPRESSORS ETC2019-330 Coupled pressure based CFD solver for turbomachinery flows: overview of applications Luca Mangani, Ernesto Casartelli, Marwan Darwish AXIAL COMPRESSORS ETC2019-331 Reducing secondary flow losses in low-pressure turbines: the “SNAKED” blade Matteo Giovannini, Filippo Rubechini, Michele Marconcini, Andrea Arnone, Francesco Bertini AXIAL TURBINES ETC2019-338 Analysis of flow losses and their contribution to the total flow loss in an axial flow pump using the large eddy simulation method Benjamin Torner, Lucas Konnigk, Matthias Witte, Frank Hendrik Wurm PUMPS ETC2019-343 A novel grazing flow rig for acoustic liner investigations Francesco Taddei, Maurizio De Lucia, Atabak Pourreza, Hamid Rashidi, Giacomo Pierucci, Matteo Messeri, Federico Fagioli, Michele Salvestroni, Davide Torzo Experimental Technique ETC2019-347 Turbine cascades of last stage blades for wide range of operating conditions Ondřej Novák, Marek Bobčík, Martin Luxa, Jaroslav Fořt, Bartoloměj Rudas, Jaroslav Synáč, David Simurda, Jiří Fürst, Jan Halama, Vladimír Hric, Jaromír Příhoda, Zdeněk Šimka STEAM TURBINES ETC2019-350 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 Julien Clinckemaillie, Tony Arts AXIAL TURBINES ETC2019-351 Compressor mild surge simulation with variable nozzle models: influence of throttle area on surge behavior and aeroelastic stability at reverse flow conditions Christoph Reiber, Virginie A. Chenaux Vibrations ETC2019-352 Modelling of a radial pump fast startup with the CATHARE-3 code and analyse of the loop response Laura Matteo, Gédéon Mauger, Antoine Dazin, Nicolas Tauveron PUMPS ETC2019-357 Dynamics of a spray formed by laminar liquid jet in modulated crossflow Virginel Bodoc, Anthony Desclaux, Pierre Gajan, Frank Simon, Geoffroy Illac Basic phenomena ETC2019-366 Leakage flow noise and related flow pattern in a low-speed axial fan with rotating shroud Edward Canepa, Andrea Cattanei, Fabio Mazzocut Zecchin ACOUSTICS ETC2019-368 Prediction of aerodynamically induced fan blade vibration due to boundary layer ingestion Franziska Eichner, Joachim Belz, Peter Winkelmann, Rainer Schnell, Timea Lengyel-Kampmann Vibrations ETC2019-370 Stall and recovery process of a transonic fan with inlet distortion Wenqiang Zhang, Mehdi Vahdati, Sina Stapelfeldt AXIAL COMPRESSORS ETC2019-371 Heat transfer enhancement of impingement cooling by adopting circular-ribs or vortex generators in the wall jet region of a round impingement jet Kenichiro Takeishi, Robert Krewinkel, Y. Oda, Yuichi Ichikawa Heat Transfer & Cooling ETC2019-375 Multiscale simulation of the hydroabrasive erosion of a pelton bucket: bridging scales to improve accuracy Sebastián Leguizamón, Ebrahim Jahanbakhsh, Siamak Alimirzazadeh, Audrey Maertens, Francois Avellan Hydraulics Machinery ETC2019-378 Part load resonance risk assessment of francis hydropower units Joao Gomes Perreira Junior, Arthur Favrel, Christophe Nicolet, François Avellan Hydraulics Machinery ETC2019-381 The effects of free-stream turbulence intensity on the aerodynamic performance of compressor cascade Majed Etemadi, Jeff Defoe, Reza Taghavi-Zonouz AXIAL COMPRESSORS ETC2019-382 Modes identification and interactions in a rotor/stator academic cavity Matthieu Ovidio Queguineur, Laurent Y Gicquel, Gabriel Staffelbach PUMPS ETC2019-386 Development of a one-dimensional model for the prediction of leakage flows in regenerative pumps Giulio Cantini, Simone Salvadori, Massimiliano Insinna, Giorgio Peroni, Gilles Simon, Duccio Griffini, Raffaele Squarcini PUMPS ETC2019-388 Erosion behavior on a large-sized centrifugal fan Nicola Aldi, Nicola Casari, Michele Pinelli, Alessio Suman, Alessandro Vulpio, Paolo Saccenti, Riccardo Beretta, Annalisa Fortini, Mattia Merlin Basic phenomena ETC2019-389 Experimental research of noise reduction possibilities of an axial fan with an additional contra-rotor Jaroslaw Robert Blaszczak, Wladyslaw Kryllowicz FANS ETC2019-399 Design of non-axisymmetric endwall of a stator to improve the efficiency of a high pressure turbine: a pseudo objective function Abdul Rehman, Bo Liu, Zhaoyun Song AXIAL TURBINES ETC2019-408 Transient flow in infinitely thin airfoil cascade Florian Hermet, Nicolas Binder, Jérémie Gressier AXIAL TURBINES ETC2019-412 Implementation of non-reflecting boundary conditions in a finite volume unstructured solver for the study of turbine cascades Giove De Cosmo, Simone Salvadori AXIAL TURBINES ETC2019-413 Influence of the numerical strategy on wall-resolved LES of a compressor cascade Dimitrios Papadogiannis, Sophie Mouriaux, Jean Sébastien Cagnone, Koen Hillewaert, Florent Duchaine, Stéphane Hiernaux AXIAL COMPRESSORS ETC2019-418 Technology development of Fast-Response Aerodynamic Pressure Probes Paolo Gaetani, Giacomo Persico Experimental Technique ETC2019-426 Investigation of aerodynamic effects in stator components of multistage centrifugal compressors Bastian Dolle, Viktor Hermes, Nico Petry, Dieter Brillert, Hans Josef Dohmen, Friedrich-Karl Benra Radial Compressors ETC2019-431 Optimization of a carbon-fiber composite blade of a counter-rotating fan for aircraft engines Tobias Schmid, Timea Lengyel-Kampmann, Thomas Schmidt, Eberhard Nicke Optimization ETC2019-432 CFD analysis of the performance of a novel impeller for a double suction centrifugal pump working as a turbine Tommaso Capurso, Lorenzo Bergamini, Sergio Mario Camporeale, Bernardo Fortunato, Marco Torresi Hydraulics Machinery ETC2019-434 Preliminary assessment of a pump used as turbine in a water distribution network for the recovery of throttling energy Michele Stefanizzi, Tommaso Capurso, Gabriella Balacco, Marco Torresi, Mario Binetti, Alberto Ferruccio Piccinni, Bernardo Fortunato, Sergio Mario Camporeale Hydraulics Machinery ETC2019-436 A new 1D method for assessing volute induced circumferential pressure distortion at the exit of a centrifugal impeller Thomas Ceyrowsky, Andre Hildebrandt, Rüdiger Schwarze Radial Compressors ETC2019-437 Investigation of the ventilation flow in a gas turbine package enclosure Jan Kowalski, Francesca di Mare, Sascha Theis, Alexander Wiedermann, Martin Lange, Ronald Mailach AXIAL TURBINES ETC2019-438 A novel modular test rig for experimental investigation of mixing and separation processes in turbomachines Andreas Schramm, David Engelmann, Francesca di Mare Experimental Technique ETC2019-439 Body force modeling of the aerodynamics of a low-speed fan under distorted inflow Emmanuel Benichou, Guillaume Dufour, Yannick Bousquet, Nicolas Binder, Aurélie Ortolan, Xavier Carbonneau FANS ETC2019-440 Advances in radial fluid machinery Zoltan S. Spakovszky INVITED LECTURERS ETC2019-IL1 Some perspectives in low pressure compressors design brought by emerging CFD technologies Stéphane Hiernaux INVITED LECTURERS ETC2019-IL2 Role and Challenges of CFD in the Design of Gas Turbines Raul Vazquez INVITED LECTURERS ETC2019-IL3 Flutter in Turbomachine, Theoritical and Numerical Aerodynamic Analysis of Instabilities Pascal Ferrand INVITED LECTURERS ETC2019-IL4 The pathway forward for gas and steam turbines in a world of increasing renewable source Michael Ladwig INVITED LECTURERS ETC2019-IL5 
