Browse Publications Technical Papers 2011-01-1612
2011-05-17

Comparisons of Global Drive-By Noise Regulations and Levels for Medium and Heavy Duty Trucks 2011-01-1612

As North American truck manufactures have entered the global market it has become apparent that there are widely varying drive-by noise regulations required in various areas of the world. This paper will describe differences between various test procedures, track layouts, and required levels. Data will be presented showing vehicle results from various procedures, used to quantify differences in noise levels between a range of procedures. Countries were ranked from least restrictive to most restrictive based on test procedures and legal market requirements.

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