The Genuine Sound of Electric Vehicles: Road Noise

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The sound of a vehicle is composed of several noise sources, such as drivetrain noise, road noise, and wind noise. The conventional vehicle’s interior sound is mainly dominated by drivetrain noise, especially the internal combustion engine (ICE). In the process of electrification, the road noise generated through the rolling contact of tire threads and roadway is becoming more prominent and even the primary noise source due to the elimination of ICE. Furthermore, the road noise dictates the traffic noise in the urban area. Thus, there is a need to reduce road noise further. In this talk, we will discuss the generation mechanisms of road noise and the associated measures for reduction purposes in the automotive industry, focusing on the latest approach.



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  • Date: 21 Sep 2022
  • Time: 01:00 PM to 02:00 PM
  • All times are (UTC-04:00) Eastern Time (US & Canada)
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  • 2000 Pennington Road
  • Ewing, New Jersey
  • United States 08638
  • Building: Armstrong Hall
  • Room Number: 136

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  Speakers

Yutao Lan of IEEE TCNJ Student Chapter

Topic:

The Genuine Sound of Electric Vehicles: Road Noise

The sound of a vehicle is composed of several noise sources, such as drivetrain noise, road noise, and wind noise. The conventional vehicle’s interior sound is mainly dominated by drivetrain noise, especially the internal combustion engine (ICE). In the process of electrification, the road noise generated through the rolling contact of tire threads and roadway is becoming more prominent and even the primary noise source due to the elimination of ICE. Furthermore, the road noise dictates the traffic noise in the urban area. Thus, there is a need to reduce road noise further. In this talk, we will discuss the generation mechanisms of road noise and the associated measures for reduction purposes in the automotive industry, focusing on the latest approach.

Biography:

Yutao Lan is a PhD candidate at the Berlin University of Applied Sciences and Technology. He received his MS in Mechanical Engineering at the Karlsruhe Institute of Technology and his BS in Automotive Engineering at the Wuhan University of Technology. Before pursuing a PhD, he worked as an acoustic engineer in the German automotive industry for three years. His research lies in engineering applications in acoustics. His current research focuses on using experimental and numeric methods to advance the development of acoustic metamaterials based on the Helmholtz resonator for industrial-grade applications.

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Address:2000 Pennington Road, , Ewing, New Jersey, United States, 08638