ABNT NBR 9648 PDF

ABNT NBR 9648 PDF

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Fuzzy logic systems; Annoyance; Metrics; Aircraft noise. Airport noise presents a major environmental impact arising from aircrafts airport activities, being one of the most complex and difficult mitigation problems. From the environmental point of view, airports cause serious problems to the population. Journal of the Acoustical Society of America.

NBR [1] – – PDF Free Download

However, acoustic comfort is assessed separately during the day and at night, because the noise adverse effects jbr different. How to cite this article.

In this context, this paper presents a study on sound impact assessment related to noise annoyance caused by aircraft and abny to establish a method to analyze the sound impact on inhabited communities that are in the vicinity of airports.

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Information and Control, Vol. Fuzzy logic systems; Annoyance; Metrics; Aircraft noise.

Therefore, a fuzzy logic system was developed in order to establish a relationship between the percentage of people highly annoyed by adverse noise effects around the airport, Day Equivalent Sound Level L AeqD and Night Equivalent Sound Level L AeqN metric descriptors.

Journal of Acoustical Society of America, Vol. Procedure, Rio de Janeiro. Journal of the Acoustical Society of America, Vol. Noise Control Engineering Journal, Vol.

NBR 9648[1] – DOCUMENTS.TIPS

How to cite this article. Retrieved in May 15,from http: However, acoustic comfort is assessed separately during the day and at night, because the noise adverse effects are different.

Airport noise presents a major environmental impact arising qbnt aircrafts airport activities, being one of the most complex and difficult mitigation problems. February 02, ; Accepted: Therefore, a fuzzy logic system was developed in order to establish a relationship between the percentage of people highly annoyed by adverse noise effects around the airport, Day Equivalent Sound Level LAeqD and Night Equivalent Sound Level LAeqN metric descriptors.

ABTC | Associação Brasileira dos Fabricantes de Tubos de Concreto

IEEE Transactions on systems, man and cybernetics. Services on Demand Journal. This is an Ngr Access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Full text is available only in PDF.

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From the environmental point of view, airports cause serious problems to the population. Updated criteria for nnr the impacts of general transportation noise on people”.

Besides, it proposes reviews available in literature and discusses noise annoyance exposure ngr by transportation systems in an evolutive context. Services on Demand Journal.

In this context, this paper presents a study on sound impact assessment related to noise annoyance caused by aircraft and aims to establish a method to analyze the sound impact on inhabited communities that are in the vicinity of airports.

Besides, it proposes reviews available in literature and discusses noise annoyance exposure caused by transportation systems in an evolutive context.