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Sistema Inteligente de Apoio à Gestão Avançada de Sistemas Urbanos de Aguas Residuais

Oliveira, A.; David, L. M.; Rodrigues, M.; Jesus, G.; Rogeiro, J.; Costa, J.; Gomes, J. L.; Fernandes, J. P.; Matos, J. S.; Ferreira, F.; Póvoa, P.; David, C.; Santos, J. L. (LNEC, 2012-12)

O projeto SI-Gea visa o desenvolvimento de um sistema de interface para a supervisão e apoio à decisão em tempo real de toda a informação relevante para a gestão de sistemas urbanos de águas residuais, incluindo águas ...

Numerical simulation of wave interacting with a submarine outfall using IH-2VOF

Inverno, J.; Neves, M. G.; Didier, E. (2013-06)

IH-2VOF numerical model is applied to study wave interacting with a circular cylinder with a diameter of 0.02 m in a water depth of 0.27 m, with a wave period of 1.08 s and a wave height of 0.047 m. The study includes ...

Extending the H&R wave overtopping model to vertical structures

Reis, M. T.; Hedges, T.; Neves, S.; Neves, M. G.; Hu, K.; Mase, H. (2013-06)

The H&R wave overtopping model, originally developed for sloping structures, is employed in a number of operational coastal flood forecasting and warning systems. This paper describes the first step in a project to extend ...

Comparative analysis of the SWAN numerical model predictions and of the pressure sensor measurements at the ilha Solteira lake

Vieira, A.; Maciel, G.; Fortes, C. J. E. M.; Minussi, C.; Sobrinho, M. (2013-06)

The Ilha Solteira dam reservoir, which has an extension of 100 km, is located in the northwest of São Paulo state, Brazil. Due to its huge dimension, wind generated waves can cause problems to the navigation security, to ...

A methodology for overtopping risk assessment in port areas. Application to the port of Praia da Vitória (Azores, Portugal)

Poseiro, P.; Fortes, C. J. E. M.; Reis, M. T.; Santos, J. A.; Capitão, R.; Simões, A.; Rodrigues, M. C.; Azevedo, E. B. (2013-06)

A methodology to assess the risk associated with wave overtopping in port areas is presented. The methodology is implemented in the HIDRALERTA system, which is an integrated system for port and coastal engineering modelling ...

ARTMAP artificial neural networks with fuzzy logic. Their application to study the wave conditions at Sines port, Portugal

Santos, F.; Reis, M. T.; Fortes, C. J. E. M.; Lotufo, A.; Maciel, G. (2013-06)

The forecast of sea waves has been analyzed, in the literature, using various methodologies. Currently, there are a number of techniques that have shown satisfactory results, which are based on empirical formulations, ...

Numerical simulation of the behaviour of a moored ship inside an open coast harbour

Pinheiro, L.; Santos, J. A.; Fortes, C. J. E. M. (2013-06)

A set of procedures to evaluate the time series of the diffraction forces on a moored ship inside a harbor basin is presented. Nonlinear wave propagation is obtained using a Boussinesq finite element numerical model, ...

SMOOTHING GNSS TIME SERIES WITH ASYMMETRIC MOVING AVERAGES

Lima, J. N.; Casaca, J. M. (David Publishing Company, 2012-06)

There is an increasing trend to apply GNSS continuous observation of short baselines to the monitoring of engineering works, such as bridges and dams, for their structural analysis and safety control. In the case of large ...

A aplicação do GNSS na medição do comportamento estático e dinâmico de grandes estruturas de engenharia civil e de fenómenos geofísicos

Lima, J. N.; Oliveira, S.; Henriques, M. J.; Casaca, J. M. (7ª Asamblea Hispano-Portuguesa de Geodesia Y Geofisica, 2012-12-15)

The GNSS is being currently applied to measure static and dynamic response of large civil engineering structures and geophysical phenomena. The GNSS in static mode is more suitable for long-term monitoring because this ...

Análise do ruído das séries temporais GNSS

Lima, J. N. (LNEC, 2012-10-18)

Grande parte dos estudos que utilizam o GNSS para a monitorização de deslocamentos de estruturas de engenharia civil ou de fenómenos naturais limitam-se a estimar a tendência linear das séries temporais para obter taxas ...

A medição de deslocamentos com o GNSS e acelerómetros de um edifício de três andares

Lima, J. N.; Oliveira, S.; Henriques, M. J. (LNEC, 2012-10-18)

Num modelo de um edifício de três andares foram instalados três acelerómetros da Kinemetrics, uni-axiais, um por piso, e uma antena GNSS da Topcon, do tipo Choke Ring, no piso superior. Foram realizadas observações simultâneas ...

Resolution refinement technique in a smoothed particle hydrodynamics numerical flume for coastal engineering applications

Neves, D. R.; Didier, E.; Teixeira, P.; Neves, M. G. (2013-05)

Numerical modeling of the wave interaction with coastal structures is a challenging issue due to the multi-nonlinear phenomena involved, such as, wave propagation, wave transformation, interaction among incident and reflected ...

An analysis of the response of Sines’ terminal XXI basin to long waves’ action

Capitão, R.; Neves, M. G.; Fortes, C. J. E. M.; Pinheiro, L. (2013-06)

This paper describes the measurements and subsequent analysis procedures at the Terminal XXI of the Port of Sines, the operational problems at this location reported by ship authorities, and the numerical analyses carried ...

Estimating the safety performance of urban intersections in Lisbon, Portugal

Vieira Gomes, S.; Geedipally, S.; Lord , D. (Elsevier, 2012)

According to official statistics, a large percentage of crashes in Portugal are reported on urban roads. For instance, from 2004 to 2007, about 70% of all injury accidents and 43% of the fatalities occurred inside urban ...

Regras para a concessão de um Documento de Homologação (DH) a sistemas compósitos de isolamento térmico pelo exterior (ETICS) com acabamento de ladrilhos cerâmicos

Malanho, S.; Veiga, M. R. (LNEC, 2013-05)

O presente Relatório descreve as várias ações a realizar no âmbito dos estudos de concessão de Documentos de Homologação para sistemas compósitos de isolamento térmico pelo exterior (ETICS) com acabamento de ladrilhos ...

Accident prediction models in urban areas

Vieira Gomes, S.; Carvalheira, C.; Cardoso, J. L.; Picado Santos, L. (2008)

According to official statistics, an important percentage of accidents and injuries are reported in Portuguese urban areas: from 2004 to 2007, 70% of the injury accidents and 43% of the fatalities occurred inside urban ...

Accident prediction models for urban areas - a state-of-the-art

Vieira Gomes, S.; Cardoso, J.; Carvalheira, C.; Picado Santos, L. (2008)

This paper summarizes the results of the bibliographic study on accident prediction models applied to urban areas. Several types of models where analyzed, namely for accidents involving pedestrians or cyclists, collisions ...

Road safety management in Lisbon: Development of efficient corrective safety measures

Carvalheira, C.; Picado Santos, L.; Vieira Gomes, S.; Cardoso, J. L. (2008)

A research project, “IRUMS – Safer urban roads”, aims to develop a procedure for the explicit consideration of safety issues in the decision making process of urban transportation networks and in the allocation of resources ...

Safety effects of low-cost engineering measures. An observational study in a Portuguese multilane road

Vieira Gomes, S.; Cardoso, J. L. (Elsevier, 2012-03-03)

Single carriageway multilane roads are not, in general, a very safe type of road, mainly because of the high number of seriously injured victims in head-on collisions, when compared with dual carriageway multilane roads, ...

The influence of the infrastructure characteristics in urban road accidents occurrence

Vieira Gomes, S. (Elsevier, 2012)

This paper summarizes the result of a study which contributes to the improvement of road safety in urban areas, through the creation of tools that can be used in intervention methods in the planning and management of road ...

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