1–7 of 7 hits
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    Efficient Prediction of Flow-Induced Sound Sources and Emission from a HVAC Blower

    Zenger, Florian / Grabinger, Jens / Kaltenbacher, Manfred et al. | SAE Technical Papers | 2018
    impeller can be included in the calculation, but not reflections of sound from the housing, rotor blades and attached ducts. This paper introduces ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Propellers and rotors

    Effects of On-Road Conditions on HVAC Noise

    Logdesser, Andreas / Becker, Stefan | SAE Technical Papers | 2020
    a primary noise source inside the passenger cabin and has to be taken into consideration when designing passenger cabin sound. While HVAC ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Test equipment and instrumentation , Heating, ventilation, and air conditioning systems (HVAC)

    Aero-Vibro-Acoustic Wind Noise-Simulation Based on the Flow around a Car

    Nusser, Katrin / Oswald, Marco / Becker, Stefan | SAE Technical Papers | 2016
    velocity and pressure fluctuations. The flow field generates sound which is transmitted into the passenger cabin. In addition to that, it excites ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Windows and windshields

    A Benchmark Case for Aerodynamics and Aeroacoustics of a Low Pressure Axial Fan

    Junger, Clemens / Zenger, Florian / Kaltenbacher, Manfred et al. | SAE Technical Papers | 2016
    gap region and sound characteristics on the suction side from sound power and microphone array measurements. The experimental setups are ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: CAD, CAM, and CAE , Tools and equipment

    Computational Aeroacoustics for HVAC Systems Utilizing a Hybrid Approach

    Reppenhagen, Aaron / Hüppe, Andreas / Kaltenbacher, Manfred et al. | SAE Technical Papers | 2016
    acoustic field is modeled by a perturbation ansatz resulting in a convective wave equation based on the acoustic scalar potential and the ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Simulation and modeling , Heating, ventilation, and air conditioning systems (HVAC)

    Numerical Aeroacoustic Noise Prediction for Complex HVAC Systems

    Kaltenbacher, Manfred / Tautz, Matthias / Becker, Stefan | SAE Technical Papers | 2018
    element grid, which is used to calculate the sound radiation. This procedure is tested for an HVAC unit, a radial blower and finally for a ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Heating, ventilation, and air conditioning systems (HVAC)

    A Fluid-Structure Interaction Scheme for Prediction of Flow-Induced Low Frequency Booming Noise

    Nusser, Katrin / Becker, Stefan / Mählmann, Stefan et al. | SAE Technical Papers | 2018
    help to analyze the acoustic properties of a car at an early stage of the development process. This work focuses on the low-frequency sound ...
    Publisher: Society of Automotive Engineers , SAE International
    Keywords: Simulation and modeling