RANS Turbulence Modeling of Multistage Compressors using a Combination of Recent Model Extensions

Dominik Anton Suchla¹, Alexander Führing², Pascal Franke¹, Dajan Mimic¹, Lars Wein¹

1: Leibniz Universität Hannover, Germany; 2: MTU Aero Engines AG

Improved turbine flow prediction using a vortex-reactive turbulence-model extension

Dajan Mimic^1,3, Tim Kluge¹, Marcel Oettinger²

1: Leibniz Universität Hannover, Germany; 2: MTU Aero Engines; 3: Cluster of Excellence SE²A – Sustainable and Energy Efficient Aviation TU Braunschweig, Braunschweig, Germany

Numerical Modelling of pressure losses and heat transfer of a vaporizer tube bundle with quantification of fins effects with CFD and generation of correlations

Francois Cottier, Oliver Beck, Silke Wanzek, Bernhard Jäppelt

MTU Aero Engines AG, Germany

Droplet-laden flows in multi-stage compressors – an overview of the impact of modeling depth on calculated compressor performance

Geist Silvio, Markus Schatz

Helmut-Schmidt-University Hamburg, Germany

Validation of a Dual-Mesh method for hybrid URANS-LES

Dario Amirante¹, Ilias Vasilopoulos², Marcus Meyer², Nick Hills¹

1: University of Surrey, United Kingdom; 2: Rolls-Royce Deutschland

The INFRa-Rig: A Novel Experimental Setup for Investigating Closely Coupled Propulsors under Varying Operational Conditions

Patrick Brunow¹, Jonas Grubert¹, Jan Gößling³, Maximilian Mennicken², Rainer Schnell², Nick Gottschalk¹, Christoph Bode¹, Jens Friedrichs¹

1: TU Braunschweig, Germany; 2: German Aerospace Center (DLR), Germany; 3: Leibniz University Hannover, Germany

Evaluation of a Body Force Model for an aerodynamic evaluation of fan intake interactions

Jonas Grubert, Jens Friedrichs, Jan Göing

TU Braunschweig, Germany

Optimising blade profiles to extend the operating range in BLI fan application

Andrea Magrini, Marco Casoni, Ernesto Benini

Università Degli Studi di Padova, Italy

A Comparative Investigation of Tip-Loss and Compressibility Correlations for Blade Element Momentum Theory Propeller Performance Analysis

Manuel Casablanca, Andrea Magrini, Francesco De Vanna, Ernesto Benini

Università Degli Studi di Padova, Italy

Total Pressure Distortion Reconstruction Methods from Velocimetry Data within an Aero-engine Intake at Crosswind

Tommaso Piovesan, Pavlos Zachos, David MacManus

Cranfield University, United Kingdom

The aeroelastic response of the IEA 15-MW wind turbine’s blades impinged by a turbulent inflow

Pietro De Palma¹, Claudio Bernardi¹, Stefania Cherubini¹, Giacomo Della Posta², Stefano Leonardi³

1: Politecnico di Bari, Italy; 2: Sapienza University of Rome; 3: University of Texas at Dallas

Influence of varying tip gaps and cooling air parameters on the aeroelasticity of a two-stage axial turbine.

Felix Ludeneit, Niklas Maroldt, Joerg R. Seume

Leibniz University Hannover, Institute of Turbomachinery and Fluid Dynamics

Study of the unsteady interaction between turbine rows using linear and non-linear RANS methods

Juan Manuel Gallardo, Óscar Bermejo, Óscar Pérez, Javier Crespo

ITP Aero, Spain

Mechanisms of Vibration and Noise in the First Stage Compressor Rotor of a Multi-Axial GasTurbineEngine

Nhat-Minh Hoang, Quoc-Huy Nghiem, Duy-Lanh Chu, Phi-Minh Nguyen

Viettel Aerospace Institute, Vietnam

Numerical Investigation of IGV–Rotor Flutter of a Modern Transonic Compressor: On the Assessment of the Nonlinear Harmonic Method

Bruno A. C. Barata¹, Johan Prinsier¹, Loïc Martin², Frank Eulitz¹

1: von Karman Institute for Fluid Dynamics, Belgium; 2: Safran Aero Boosters, Belgium

E25-36 A new design approach for a fan telemetry system in flight testing

Stefan Gier

Rolls-Royce Deutschland, Germany

E25-36 Operational experiences with touchless torsional vibration measurements including real SSR-events

Ingo Balkowski

Siemens Energy Global GmbH & Co. KG, Germany

E25-04 Compressor Blade Vibration Measurement Strategy Employing Strain Gauge (Telemetry) and Tip Timing for Advanced Small Frame Size Turbochargers with Vaned Diffuser


Takashi Ando

Accelleron Switzerland Ltd. Switzerland

E25-22 AI-based Condition Monitoring of Gas Turbine Combustors Using High-Resolution Dynamic Pressure Sensor Data


Jan Hausknecht

Datatel

E25-12 Intelligent monitoring of a Recursive Sequential Combustor applied to hydrogen


Fabrice Giuliani¹, Alexander Schricker², Vojislav Petrovic³, Wolfgang Waldhauser³

1: Combustion Bay One e.U; 2: Piezocryst GmbH; 3: Joanneum Research GmbH, Austria

Trailing edge loss of choked organic vapor turbine blades

Leander Hake, Stefan aus der Wiesche

Muenster University of Applied Sciences, Germany

Annular high pressure turbine cascade test rig for the investigation of secondary flow structures

Hans Alexander Hager¹, Anna-Lisa Laufer², Marios Patinios², Martin Lange¹, Ronald Mailach¹

1: Chair of Turbomachinery and Flight Propulsion, Technische Universität Dresden, Dresden 01062, Germany; 2: GE Aerospace, Advanced Aviation Technology, 85748 Garching bei München, Germany.

Cavity Flow Instabilities in a Purged High-Pressure Turbine Stage

Lorenzo Da Valle^1,2, Sergio Lavagnoli¹

1: von Karman Institute for Fluid Dynamics, Belgium; 2: University of Liege, Belgium

Influence of Hub Purge flow rate on Forced Response in a Low Pressure Turbine

Alex Trafford¹, Sergio Lavagnoli², Sina Stapelfeldt¹, Gustavo Lopes²

1: Imperial College London, United Kingdom; 2: Von Karman Institute, Belgium

Influence of the Blade Lean Angle on fluid-dynamic Stability at Runaway in a Reversible Pump Turbine

Giacomo Zanetti^1,2, Monica Siviero¹, Giovanna Cavazzini¹, Alberto Santolin²

1: University of Padova, Italy; 2: 45 Engineering S.r.l, Italy

Study on straight cavitating vortex dynamics generated due to increase in the axial flux of angular momentum

David Štefan, Martin Hudec, Vladimír Habán, Jiří Bezdíček, Pavel Rudolf

Brno University of Technology, Faculty of Mechanical Engineering, Czech Republic

Experimental results in a variable-pitch Wells rotor

Fabio Licheri, Tiziano Ghisu, Francesco Cambuli, Pierpaolo Puddu, Mario Carta

Department of Mechanical, Chemical and Materials Engineering (DIMCM), University of Cagliari, Italy

Semi-supervised deep learning framework for predictive maintenance in offshore wind turbines

Valerio Francesco Barnabei, Tullio Carlo Maria Ancora, Giovanni Delibra, Alessandro Corsini, Franco Rispoli

Sapienza University of Rome, Italy

Detection of faulty machine behavior using acoustic measurements: A predictive maintenance approach demonstrated by means of IGV misalignment

Nick Linnemann, Dieter Brillert

University of Duisburg-Essen, Germany

Performance and Emission Analysis of Aircraft Engines under Realistic Conditions

Daniel Lieder, Maximilian Bien, Erik Seume, Sebastian Lück, Federica Ferraro, Jens Friedrichs, Jan Göing

Technische Universität Braunschweig, Germany

Analysis of Operation and Measurement Uncertainty of a Rebuilt 1.5 – Stage Test Turbine on the Investigation of Hot Gas Ingestion

Lukas Pehle¹, Sophia Jörg¹, Stephan Stotz², Manfred Wirsum¹

1: Institute of Power Plant Technology, Steam and Gas Turbines, RWTH Aachen University, Germany; 2: MTU Aero Engines AG

Multi-objective optimization of an S-type compressor cascade at low transonic inlet conditions

Marco Casoni, Andrea Magrini, Ernesto Benini

Università di Padova, Italy

On the Effectiveness of Low-Fidelity Optimization Methods for Propeller Design

Manuel Casablanca, Francesco De Vanna, Andrea Magrini, Ernesto Benini

Università Degli Studi di Padova, Italy

Detached Eddy Simulation of a Radial Turbine operated with supercritical CO2

Benedikt Lea, Federico Lo Presti, Wojciech Sadowski, Francesca di Mare

Ruhr-University-Bochum, Germany

Gas turbine multi-disciplinary optimization for additive manufacturing

Victor Loir, Tom Verstraete, Bayindir Saracoglu

The von Karman Institute for Fluid Dynamics, Belgium

E25-08 Test rig for flow validation of Industrial Gas Turbine combustors and discharge nozzles


Sam Mason, Matthew Biggs, Marios Christodoulou

SCITEK Consultants Ltd. United Kingdom

E25-05 Oil debris and condition sensors


Joe Kirkup, Kam Chana

University of Oxford, United Kingdom

E25-31 Compressortesting at DLR - an overview about testbeds and capabilities, DHL


Christian Tiedemann

DLR, Germany

Design of a multi-spectral light-field imager for high temperature measurement

Chunhui Yao¹, Hua Fang^1,2, Mingrui Huang¹, Fei Zeng², Shengxian Shi¹

1: School of Mechanical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China; 2: Aero-Engine Corporation of China, Hunan Aviation Powerplant Research Institute, China