Turbomachinery Noise Review
S Moreau, M Roger - … Journal of Turbomachinery, Propulsion and Power, 2024 - mdpi.com
The present paper is aimed at providing an updated review of prediction methods for the
aerodynamic noise of ducted rotor–stator stages. Indeed, ducted rotating-blade technologies …
aerodynamic noise of ducted rotor–stator stages. Indeed, ducted rotating-blade technologies …
ACAT1 fan stage broadband noise prediction using large-eddy simulation and analytical models
The present paper deals with the assessment of the turbulent flow through and the noise
radiation of the ACAT1 fan stage, which was tested in the framework of the European project …
radiation of the ACAT1 fan stage, which was tested in the framework of the European project …
Experimental investigation into the acoustical superiority of ogee serrations in reducing leading edge noise
An experiment is conducted to study the leading-edge noise reduction characteristics of
ogee serrations and their performance compared to conventional serrations under various …
ogee serrations and their performance compared to conventional serrations under various …
ACAT1 benchmark of RANS-informed analytical methods for fan broadband noise prediction: Part II—influence of the acoustic models
S Guérin, C Kissner, P Seeler, R Blázquez… - Acoustics, 2020 - mdpi.com
A benchmark dedicated to RANS-informed analytical methods for the prediction of turbofan
rotor–stator interaction broadband noise was organised within the framework of the …
rotor–stator interaction broadband noise was organised within the framework of the …
Aeroacoustic design and broadband noise predictions of a fan stage with serrated outlet guide vanes
This work, realized in the framework of the European project TurboNoiseBB, presents an
advanced aeroacoustic design methodology of Outlet Guide Vanes (OGVs) with leading …
advanced aeroacoustic design methodology of Outlet Guide Vanes (OGVs) with leading …
Prediction of fan acoustic blockage on fan/outlet guide vane broadband interaction noise using frequency domain linearised Navier–Stokes solvers
R Blázquez-Navarro, R Corral - Journal of Sound and Vibration, 2021 - Elsevier
Abstract Fan/Outlet-Guide-Vane (OGV) interaction is a major broadband noise source in
high bypass ratio turbofan engines. This paper assesses the acoustic shielding created by …
high bypass ratio turbofan engines. This paper assesses the acoustic shielding created by …
Parametric study on state-of-the-art analytical models for fan broadband interaction noise predictions
Abstract Rotor–Stator Interaction (RSI) noise predictions using analytical models have
become a first hand approach to perform quick and efficient noise assessments. However, a …
become a first hand approach to perform quick and efficient noise assessments. However, a …
Large Eddy Simulation of the ACAT1 fan stage for broadband noise prediction
A numerical study is carried out to assess the aerodynamic and noise radiation specific
features of the ACAT1 fan stage, which was tested in the framework of the European project …
features of the ACAT1 fan stage, which was tested in the framework of the European project …
Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part I—Methodology, Numerical Setup, and Aerodynamic Analysis
B François, C Polacsek… - Journal of …, 2022 - asmedigitalcollection.asme.org
This article deals with the zonal detached eddy simulation of the fan module of a modern
turbofan engine for the prediction of the broadband noise due to the interaction of the fan …
turbofan engine for the prediction of the broadband noise due to the interaction of the fan …
Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part II—Broadband Noise Predictions
C Polacsek, M Daroukh… - Journal of …, 2022 - asmedigitalcollection.asme.org
This paper (Part II) presents the broadband noise predictions of a turbofan stage based on a
hybrid method proposed by ONERA in the framework of the European project …
hybrid method proposed by ONERA in the framework of the European project …