Effects of streamwise oriented riblets on a LPT blade: a numerical study

Sebastian Schulze, Federico Lo Presti, Wojciech Sadowski, Francesca Di Mare

Ruhr University Bochum, Germany

Time, Space and Dynamic Split of Loss Sources in LPT by Means of Phase-locked Proper Orthogonal Decomposition

Matteo Russo¹, Matteo Dellacasagrande¹, Francesca Satta¹, Davide Lengani¹, Daniele Simoni¹, Juri Bellucci², Matteo Giovannini², Angelo Alberto Granata², Monica Gily³

1: University of Genoa, Genova, Italy; 2: Morfo Design SRL, Sesto Fiorentino, Italy; 3: Avio Aero, Torino, Italy

Scale-Resolved Modeling of Gas Turbine Vanes: A Wall-Modeled LES and Immersed Boundary Approach

Francesco De Vanna, Ernesto Benini

University of Padova, Italy

Goals and Strategies for Open Fan Design

Carola Rovira Sala^1,2, Thomas Dygutsch¹, Christian Frey¹, Rainer Schnell¹, Raul Martinez Luque³

1: German Aerospace Center (DLR), Germany; 2: Universidad Politécnica de Madrid, Spain; 3: Safran Aircraft Engines, France

Experimental Studies of Shock Wave Boundary Layer Interaction on suction side of fan representative profile

Ahmed H. Hanfy, Pawel Flaszyński, Piotr Doerffer, Piotr Kaczyński

Institute of Fluid-Flow Machinery, Polish Academy of Sciences (IMP PAN), Poland

Aerodynamics of a Short Intake at High Incidence

Fernando Tejero¹, David MacManus¹, Josep Hueso Rebassa¹, Yuri Frey Marioni², Ian Bousfield²

1: Cranfield University; 2: Rolls-Royce plc

Influence of the sediment transportation on the performance of a Pelton nozzle: a novel Eulerian approach for a CFD-based comparison

Francesco Nascimben¹, Giacomo Zanetti^1,2, Giovanna Cavazzini¹

1: University of Padova, Italy; 2: 45 Engineering S.R.L., Italy

In-Pipe Micro-Cycloidal Water Turbine for Energy Harvesting

Giorgio Pavesi¹, Tingyun Yin²

1: University of Padova, Italy; 2: University of Cagliari, Italy

Optimization and Experimental Validation of Savonius Turbines with Integrated Deflector for Enhanced Low-Speed Hydropower Efficiency

Emeel Botrous Shafik Kerikous, Péter Kováts, Stefan Hoerner, Dominique Thévenin

OVGU, Germany

Computational and analytical modelling of vortex shedding from a low-speed axial flow rotor blade profile from the perspectives of noise generation and blade vibration

Gábor Daku, Bence Békési, János Vad

Budapest University of Technology and Economics, Faculty of Mechanical Engineering, Department of Fluid Mechanics, Hungary

Numerical investigation of the vortex shedding phenomenon from a circular-arc-cambered plate profile relevant to low-speed axial flow rotor blades

Kinga Andrea Kovács¹, Gábor Daku¹, Esztella Balla¹, Gábor Janiga², János Vad¹

1: Budapest University of Technology and Economics, Faculty of Mechanical Engineering, Department of Fluid Mechanics, Hungary; 2: Otto von Guericke University Magdeburg, Faculty of Process and Systems Engineering, Institute of Fluid Dynamics and Thermodynamics, Germany

Effects of solidity on the acoustic and aerodynamic characteristics of a low-speed axial fan

Tayyab Akhtar, Edward Canepa, Andrea Cattanei, Matteo Dellacasagrande, Alessandro Nilberto

University of Genoa, Italy

Study on Aerodynamic Loss of HP Turbine Blade Coolant Ejection

Shota Moriguchi, Hiroki Sato, Masaaki Hamabe

IHI, Japan

Experimental and numerical investigation of suction side fences for turbine NGVs

Virginia Bologna¹, Daniele Petronio¹, Francesca Satta¹, Luca De Vincentiis², Matteo Giovannini², Gabriele Cattoli^1,2, Monica Gily³, Andrea Notaristefano³

1: University of Genova, Genova, Italy; 2: Morfo Design, Sesto Fiorentino, Firenze, Italy; 3: Avio Aero, Torino, Italy

High-fidelity sliding mesh method for moving geometries in turbomachinery applications

Junjie Ye¹, Guglielmo Vivarelli¹, João Isler¹, David Moxey², Spencer Sherwin¹, Chris Cantwell¹

1: Department of Aeronautics, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom; 2: Department of Engineering, King’s College London, Strand Campus, London, WC2R 2LS, United Kingdom

Body Force Modelling of a Multi-Stage High-Pressure Compressor under Inlet Distortion

Chiara Crea¹, Julien Marty², Raphaël Barrier², Sébastien Cochon¹, Guillaume Dufour³

1: Safran Aircraft Engines, 77550 Moissy Cramayel, France; 2: DAAA, ONERA, Institut Polytechnique de Paris, 92190 Meudon, France; 3: ISAE-SUPAERO, Université de Toulouse, 31055 Toulouse, France

Estimation of intra-scale transfer rates within a compressor flowfield using high-fidelity data

Pawel Jan Przytarski, Matteo Dellacasagrande, Davide Lengani

University of Genova, Italy

Application of a novel pseudo-spectral time-marching method to turbomachinery

Jesus Matesanz-Garcia, Roque Corral

Universidad Politécnica de Madrid, Spain

Problems related to the energy transfer in co-rotating radial disc pumps.

Gérard Bois, Meng FAN

ENSAM-Arts et Métiers Institute of Technology, France

Design and Numerical Analysis of a Four Stage Centrifugal Pump For the Fuel System of a Hydrogen Fueled Turbofan Engine

Narmin Hushmandi¹, Donato Palermo², Magnus Genrup¹, Anders Lundbladh²

1: Lund university, Sweden; 2: GKN Aerospace, Sweden

Minimizing gas accumulation in two-phase flow within a diverging horizontal channel using cross-flow millimeter-size steps

Michael Mansour^1,2, Nicola Zanini³, Mena Shenouda², Michele Pinelli³, Alessio Suman³, Dominique Thévenin²

1: Mechanical Power Engineering Department, Faculty of Engineering—Mataria, Helwan University, Cairo 11718, Egypt; 2: Laboratory of Fluid Dynamics & Technical Flows, University of Magdeburg “Otto Von Guericke”, 39106 Magdeburg, Germany; 3: University of Ferrara - Department of Engineering, Via Saragat 1, 44122, Ferrara, Italy

Optimization of a Volute downstream of a Vaned Radial Compressor

Nicolas Lachenmaier, Tobias Maennle, Friedrich Fröhlig

Rolls-Royce Solutions GmbH, Germany

A multi-point preliminary design method for centrifugal compressor stages of fuel cell-based propulsion systems

Alessandro Cappiello¹, Viviane Ciais², Matteo Pini¹

1: Delft University of Technology, The Netherlands; 2: Liebherr-Aerospace Toulouse SAS

Pushing the Limits: Enhancing Turbomachinery Efficiency by Riblet Application

Konrad Hartung¹, Udo Löschner², Stefan Mauersberger², Karsten Oehlert¹

1: Jade University of Applied Sciences, Germany; 2: University of Applied Sciences Mittweida, Germany

Aerodynamic scaling of a high-speed low-pressure turbine cascade, optimized for boundary layer similarity in a low-speed test rig

Giacomo Pastorino^1,2, Elissavet Boufidi¹, Koen Hillewaert², Fabrizio Fontaneto¹

1: von Karman Institute for Fluid Dynamics, Belgium; 2: Université de Liège, Faculté des Sciences appliquées, Belgium

Experimental Measurements of Ingress in a Turbine Stator-Rotor Cavity

Lorenzo Orsini¹, Alessio Picchi¹, Bruno Facchini¹, Dario Barsi²

1: University of Florence; 2: University of Genova

Thermodynamic Design of an Aeroengine for Sustainable Aviation Fuels with a Focus on 3D Components Conception: High Pressure Turbine

Jan Donndorf, Federico Lo Presti, Francesca di Mare

Ruhr-University Bochum, Germany

Variation of tip clearance and incidence to induce rotating instabilities in a linear compressor cascade

Christoph Jasmund, Martin Lange, Ronald Mailach

Technische Universität Dresden, Germany

Experimental investigation by Particle Image Velocimetry of the active flow control of the stall inception of an axial compressor

Olha Alekseik², Pierric Joseph¹, Olivier Roussette¹, Antoine Dazin¹

1: Arts et Métiers; 2: AMVALOR

The Effect of a Variable Cantilevered Stator on 1.5-stage Transonic Compressor Performance

Benedikt Radermacher¹, Fabian Klausmann¹, Felix Jung¹, Jonas Bargon¹, Heinz-Peter Schiffer¹, Bernd Becker², Patrick Grothe²

1: TU Darmstadt, Germany; 2: Rolls-Royce Deutschland

Numerical Pump Head Curve Stability Prediction

Laurent Chatagny¹, Daniele Cimmino¹, Tobias Röseler², Stefan Berten¹

1: Sulzer Management Ltd, Switzerland; 2: Sulzer Pumpen (Deutschland) GmbH

Numerical simulations of pump/intake interactions under non-uniform incoming streamtubes for Outboard Dynamic-inlet Waterjets

Filippo Avanzi, Francesco De Vanna, Andrea Magrini, Ernesto Benini

Department of Industrial Engineering, Università degli Studi di Padova, Italy

Influence of design-condition and gap width on secondary flows in pumps – Focused on side chamber and exchange flows

Mario Hahne, Benjamin Torner, Frank-Hendrik Wurm

University of Rostock, Germany

Performance analysis of a fuel cell propulsion system with micro gas turbine under realistic environmental conditions

Sebastian Lück, Maximilian Bień, Patrick Meyer, Jan Göing, Jens Friedrichs

Technische Universität Braunschweig, Germany

Coupled design of fuel cell-powered aircraft, propulsion system, and turbo components

Philipp Nachtigal¹, Christoph Küstner¹, Marcel Stöwer¹, Stanislav Karpuk², Sebastian Lück³, Göing Jan³, Dajan Mimic¹

1: Leibniz University Hannover, Institute of Turbomachinery and Fluid Dynamics, Germany; 2: Technical University Braunschweig, Institute of Aircraft Design and Lightweight Structures, Germany; 3: Technical University Braunschweig, Institute of Jet Propulsion and Turbomachinery, Germany