1–6 of 6 hits
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    Effects of Boundary Layer and Local Volumetric Cells Refinements on Compressor Direct Noise Computation

    Pietroniro, Asuka Gabriele / Trigell, Emelie / Knutsson, Magnus et al. | SAE Technical Papers | 2022
    sound sources of strong acoustic annoyance on the turbocharger’s compressor side. In the present study, direct noise computations (DNC) are ...
    Publisher: Society of Automotive Engineers , SAE International

    Stop Whistling! A Note on Fluid Driven Whistles in Flow Ducts

    Knutsson, Magnus / Abom, Mats / Karlsson, Mikael | SAE Technical Papers | 2018
    vortex sound model, where unstable shear layers interact with the acoustic field and act as amplifiers under certain boundary conditions, is ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Simulation and modeling

    Study of Installation Effects on Automotive Cooling Fan Noise

    Weng, Chenyang / Knutsson, Magnus / Abom, Mats et al. | SAE Technical Papers | 2022
    stage before building prototype vehicles. Therefore, understanding the installation effects of the cooling fan on the radiated sound is ...
    Publisher: Society of Automotive Engineers , SAE International

    Development of Acoustic Models for High Frequency Resonators for Turbocharged IC-Engines

    Boden, Hans / Knutsson, Magnus / Allam, Sabry | SAE Technical Papers | 2012
    perceived sound quality of luxury cars and may need to be controlled by the use of silencers. The silencers usually contain resonators with slits ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: CAD, CAM, and CAE , Sound quality , Simulation and modeling

    Numerical Investigation of Narrow-Band Noise Generation by Automotive Cooling Fans

    Weng, Chenyang / Yao, Huadong / Zackrisson, Linus et al. | SAE Technical Papers | 2020
    solving the inhomogeneous Helmholtz equation. The simulation process based on both methods is applied to a benchmark case from the literature and ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Simulation and modeling

    Modelling of Acoustic Resonators Using the Linearized Navier Stokes Equations

    Du, Lin / Knutsson, Magnus / Abom, Mats et al. | SAE Technical Papers | 2016
    problem it is necessary to have a model that allows for both sound and vorticity and their interaction. This means using a convected wave equation ...
    Publisher: Society of Automotive Engineers , SAE International