Analysis of Noise Levels in Typical Passenger Cars

Author:

Przydatek Grzegorz1ORCID,Ryniewicz Andrzej1,Irimia Oana2ORCID,Tomozei Claudia2ORCID,Mosnegutu Emilian2ORCID,Bodziony Marcin1

Affiliation:

1. Faculty of Engineering Science, University of Applied Sciences in Nowy Sacz, Zamenhofa 1a, 33-300 Nowy Sacz, Poland

2. Department of Environmental Engineering and Mechanical Engineering, Faculty of Engineering, “Vasile Alecsandri” University of Bacau, 600115 Bacau, Romania

Abstract

Passenger cars differ in their levels of emitted noise and mileage, which can have a negative impact on the environment and humans. This was confirmed by the results of this study on the noise levels generated by passenger cars that have the same parameters, or are of one type. The loudest place in the tested vehicles turned out to be the combustion engine compartment, with the average noise level exceeding 90 dB and exhibiting a noticeable, significant increase alongside an increase in the mileage of the vehicles. This value of noise intensity is classified as dangerous for the human body. As a result of the conducted tests, it can be concluded that an engine cover is an important element in damping the sounds emitted by an internal combustion engine after the use of an aluminum heat shield to increase noise absorption. In the future, the environmental problem of noise emission from cars can be solved by encouraging the use of quieter, electric vehicles.

Publisher

MDPI AG

Subject

Management, Monitoring, Policy and Law,Renewable Energy, Sustainability and the Environment,Geography, Planning and Development,Building and Construction

Reference43 articles.

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3. (2023, February 01). Directive 97/24/EC of the European Parliament and of the Council of 17 June 1997 on Certain Components and Characteristics of Two or Three-Wheel Motor Vehicles. Available online: https://eur-lex.europa.eu/legal-content/en/ALL/?uri=CELEX%3A31997L0024.

4. (2023, March 27). Regulation (EU) No 540/2014 of the European Parliament and of the Council of 16 April 2014 on the Sound Level of Motor Vehicles and of Replacement Silencing Systems and Amending Directive 2007/46/EC and Repealing Directive 70/157/EEC Text with EEA Relevance. Available online: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex%3A32014R0540.

5. (2023, February 01). Directive 2001/43/EC of the European Parliament and of the Council of 27 June 2001 Amending Council Directive 92/23/EEC Relating to Tires for Motor Vehicles and Their Trailers and Their Fitting. Available online: https://eur-lex.europa.eu/legal-content/en/TXT/?uri=CELEX%3A32001L0043.

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