SURFEX is a new externalized land and ocean surface platform that describes the surface fluxes and the evolution of four types of surfaces: nature, town, inland water and ocean. It is mostly based on pre-existing, well-validated scientific models that are continuously improved. The motivation for the building of SURFEX is to use strictly identical scientific models in a high range of applications in order to mu...
The project “Conservation and rehabilitation strategies for temporary Mediterranean river corridors: a case study on Pardiela basin, southern Portugal (Guadiana basin)", is being carried out,with the collaboration of researchers from diverse scientific areas, in order to increase the knowledge on temporary streams. The project includes different approaches at reach and basin scales, regarding the study of tempo...
SAFE-PORT is a recently started project addressing the complex issue of determining the best configurations of resources for harbour and port surveillance and protection. More specifically, the main goal is to find, for any given scenario, an adequate set of configuration solutions - i.e., number and type of sensors and equipments, their locations and operating modes, the corresponding personnel and other suppo...
SAFE-PORT is a recently started project addressing the complex issue of determining the best configurations of resources for harbour and port surveillance and protection. More specifically, the main goal is to find, for any given scenario, an adequate set of configuration solutions — i.e., number and type of sensors and equipments, their locations and operating modes, the corresponding personnel and other suppo...
The important advances achieved in the modal identification, sensors and structural monitoring of bridges have motivated the bridge engineering community to develop damage detection methods based on vibration monitoring. Some of these methods have already been demonstrated under certain conditions in bridges with deliberate damage (Farrar et al., 1998). However, the performance of these methods for damage detec...
A ribeira da Costa/Couros atravessa o centro histórico da cidade de Guimarães tendo sido, durante as últimas décadas, objeto de uma forte pressão antrópica decorrente de uma crescente ocupação urbanística dando origem à sua visível degradação ambiental. A reabilitação de meios hídricos em ambientes urbanos tem urna complexidade acrescida não só pela multidisciplinaridade das abordagens necessárias, mas também p...
Damage detection methods based on the dynamic measurements of structures are one of the most important techniques for damage evaluation in bridges. The methods considered in this study have been recognized as the most promising tools for damage detection in these structures. Some of these methods were applied during the deliberate damage of Z24 Bridge in Switzerland and I-24 Bridge in USA. These methods have be...
Wavelet Analysis for detecting damage in structures is evaluated in the present paper. The methodology for detecting damage consists in obtaining the acceleration response at different locations along the beam before and after damage. Then, mode shapes of the structure are obtained and Wavelet Analysis is applied to detect changes in mode shapes. Dynamic simulations of Euler Bernoulli cracked beams were also ca...
Financiadores do RCAAP | |||||||
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