Este site usa cookies. Ao continuar a navegar no site, concorda com o uso de cookies.
OKGerir CookiesWe may request cookies to be set on your device. We use cookies to let us know when you visit our websites, how you interact with us, to enrich your user experience, and to customize your relationship with our website.
Click on the different category headings to find out more. You can also change some of your preferences. Note that blocking some types of cookies may impact your experience on our websites and the services we are able to offer.
These cookies are strictly necessary to provide you with services available through our website and to use some of its features.
Because these cookies are strictly necessary to deliver the website, refuseing them will have impact how our site functions. You always can block or delete cookies by changing your browser settings and force blocking all cookies on this website. But this will always prompt you to accept/refuse cookies when revisiting our site.
We fully respect if you want to refuse cookies but to avoid asking you again and again kindly allow us to store a cookie for that. You are free to opt out any time or opt in for other cookies to get a better experience. If you refuse cookies we will remove all set cookies in our domain.
We provide you with a list of stored cookies on your computer in our domain so you can check what we stored. Due to security reasons we are not able to show or modify cookies from other domains. You can check these in your browser security settings.
These cookies collect information that is used either in aggregate form to help us understand how our website is being used or how effective our marketing campaigns are, or to help us customize our website and application for you in order to enhance your experience.
If you do not want that we track your visit to our site you can disable tracking in your browser here:
We also use different external services like Google Webfonts, Google Maps, and external Video providers. Since these providers may collect personal data like your IP address we allow you to block them here. Please be aware that this might heavily reduce the functionality and appearance of our site. Changes will take effect once you reload the page.
Google Webfont Settings:
Google Map Settings:
Google reCaptcha Settings:
Vimeo and Youtube video embeds:
The following cookies are also needed - You can choose if you want to allow them:
You can read about our cookies and privacy settings in detail on our Privacy Policy Page.
Privacy policy
Exposure – the most common error
/in,en Tidings /by carlosaroeiraThe most common error in the assessment of the exposure of workers to vibration is related to the assigned exposure times. In the case of hand-arm, only the time should be counted. […]
Evaluation of vibration in buildings – discomfort and integrity of structures
/in,en Tidings /by carlosaroeiraThe effects of vibrations in buildings and other structures, can be multiple, but are the highlight, as most important, the effects on people and in the integrity of the structures. […]
Industrial ship noise reduction – case study
/in,en Tidings /by carlosaroeiraIt is still common to occur, under pressure of circumstances and with some ignorance of current capabilities of the acoustical engineering, the implementation of massive investments, made more or less loose, in measures […]
NP2074 – aplicação obrigatória por lei
/in,en Tidings /by carlosaroeiraA Norma Portuguesa NP2074:2015 é de aplicação obrigatória a partir de 14 de janeiro de 2018 According to the Order 19/GND/2017, da POLICIA DE SEGURANÇA PUBLICA, from 14 from […]
Renewal of accreditation for testing to be carried out in accordance with the NP2074
/in,en Tidings /by carlosaroeiraThe dBwave renewed your accreditation for conducting evaluation test of impulsive vibrations in structures, According to the NP2074 standard:2015 by IPAC – Portuguese Institute of […]
Effects of continuous vibrations in structures DIN 4150-3
/in,en Tidings /by carlosaroeiraUnlike what happens in other countries, the criteria for evaluation of the effect of continuous vibrations in structures are not set out in legislation, in Portugal. To fill this gap the […]
Evaluation of discomfort caused by vibrations BS 6472-1
/in,en Tidings /by carlosaroeiraEvaluation of discomfort caused by vibrations BS 6472-1 Accreditation according to ISO 17025 Unlike what happens in other countries, the criteria for evaluating discomfort generated by […]
PASSARO – Clean Sky 2
/in,en Tidings /by carlosaroeiraA dBwave.i colabora com o ISQ, in PASSARO project (Capabilities for Innovative Structural and functional testing of aerostructures), performing tests acústicos.O PASSARO project, started in July and aims to […]
Accreditation by the Junta de Castilla y León to carry out noise tests
/in,en Tidings /by carlosaroeiraThe dBwave was believed by the Junta de Castilla y León, as "Evaluation entity" for the testing of acoustic and vibration. You can see the list with the entities […]
Environmental Impact Study of the gold mine in Goiás Cascavel
/in,en Tidings /by carlosaroeira