Predicted noise levels within enclosures

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The need to reduce the noise to acceptable values is an important priority for many companies. These noise reduction actions are often concerned significant investments, and we must ensure the success of the project and minimizing their costs, and this is a major concern of those responsible. Give the importance of objective approach exists as regards the assessment of the impacts of investments to make.
However, experience has shown that, often, and especially in the case of installations of large size and/or complexity, the measurements of noise levels, just for you, do not allow to get reliable results or a clear view of the real impact of the different sound sources. Read more

PASSARO – Clean Sky 2

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A dBwave.i colabora com o ISQ, in PASSARO project (Capabilities for Innovative Structural and functional testing of aerostructures), performing tests acústicos.O PASSARO project, It started in July and aims to develop and test materials, to integrate innovative technologies to improve safety, efficiency and sustainability of aircraft. This project was approved under the Clean Sky financing program 2, a public-private partnership between the European Commission and European companies in the aeronautical sector.
A Caetano Aeronautics, o ISQ, INEGI and AERTEC are the main actors of this consortium. Read more

Accreditation by the Junta de Castilla y León to carry out noise tests

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The dBwave was believed by the Junta de Castilla y León, as "Evaluation entity" for the testing of acoustic and vibration. You can see the listing with the accredited entities, where is the dBwave, in here.

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Environmental License Renewal by APA - Noise

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workers' exposure assessment to vibrations

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Exposure assessment of vibration in agricultural machinery and forestry

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workers' exposure assessment to vibrations in agricultural and forestry machinery - end of the transitional period

In the decree law 46 from 2006, on the minimum health and safety protection of workers in the event of exposure to risks due to vibrations, It was provided a transitional period for the agricultural and forestry sectors, which envisaged not apply to 6 July 2014 (art. 16º), under certain conditions.

Like this, From this data, the application of this law is mandatory and employers in these sectors should undertake an assessment of workers' exposure to vibrations risks and carry out tests if necessary.

The discomfort generated by vibrations can also be evaluated

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The discomfort generated by vibrations can also be evaluated

It is common to complaints of noise are associated with complaints of discomfort of vibrations. The fact that in Portugal there is a law of the noise and there is no law of vibration leads to complaints with respect to this last phenomenon is often ignored. However nowadays there are criteria for evaluating discomfort of vibrations in multiple countries and, therefore, nothing prevents do tests to evaluate the relevance of the complaints of the people. Read more

Noise bells

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Sound of bells and sound amplification systems

Over the years the sound of bells coming assuming an increasingly significant expression in the universe of complaints for noise. Notwithstanding the Constitution, in your article 41, stating that the bells are a form of freedom of expression, through touch and with the passing of hours call to prayer, invoke festive moments or headstones, the noise produced by a public address system associated with the bells of a church must respect the limits set by the general regulation of noise, the drafting of Decree-Law No. 9/2007. Read more

acoustic consulting in URALCHEM headquarters in Moscow

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acustica2 adviceThe team DBWAVE.I performed the acoustic consulting and final tests for the new headquarters of the Russian multinational Uralchem ​​the tower Imperia, from 65 story, located in the Financial District of Moscow.
The project, designed by the Portuguese architect Luis Pedra Silva, features by a bold and innovative design, and both functional, wherein the acoustic comfort is a priority.
The corporate office covers an area of ​​more than 3000 m2, for about 250 officials, and includes areas "open plan", private offices, "VIP" area, meeting rooms, “silent rooms”, reception and several common areas.

See the project on Archdaily of page.