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November 1, 2025SAE technical papers on CD-ROM/SAE technical paper series

Numerical Study to Predict the Impact of Geometric Modification on Aero-Acoustic Behaviour of a Commercial Vehicle

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Authors

SPSourabh PawarSSShantanu SharmaRSRamanand singh

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Overview

Numerical study shows geometric modification influences noise in commercial vehicles, indicating improved design may enhance driver comfort.

Key Points

  • Geometric modification reduced tonal amplitude and altered noise characteristics from the commercial vehicle.
  • Critical tone frequency affected by turbulence intensity and sampling time during simulations of the acoustic behavior.
  • Observational analysis compared baseline and variant A-pillar geometries to assess impact on noise propagation.
  • Findings highlight the need for continued evaluations to refine geometric impacts on acoustics across varying conditions.

Cite This Study

Pawar et al. (2025) studied this question.

synapsesocial.com/papers/69054ffa1a99e50463de67e5https://doi.org/10.4271/2025-28-0426
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Aero-Acoustic Characterization of a Commercial Vehicle Configuration Using CFD2025
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  4. 4Numerical Simulation of Fluctuating Wind Noise of a Vehicle in Reproduced on-Road Wind Condition2024 · 5 citations
  5. 5Characterization of HVAC Noise and its Dynamic Interplay within the Vehicle's Environment2024