DSpace Home
→
Departamento de Hidráulica e Ambiente
→
NES
→
DHA/NES - Comunicações a congressos e artigos de revista
→
Recent submissions

DHA/NES - Comunicações a congressos e artigos de revista: Recent submissions

Now showing items 261-280 of 528

A comprehensive and well tested energy balance for water supply systems

Mamade, A.; Loureiro, D.; Alegre, H.; Covas, D. (Taylor & Francis, 2017-11)

This paper presents a novel energy balance scheme and performance indicators for assessing energy efficiency in water supply systems. This assessment consists of a three-step procedure: system characterisation and data ...
Exploring assesssment systems for water loss and energy diagnosis and priorisation

Poças, A.; Loureiro, D.; Mamade, A.; Alegre, H. (IWA Publishing, 2017-06)

In this article, rather than the traditional approaches where only standard metrics are applied, a comprehensive analysis on the possible advantages of using different metrics (more broad or specific) for system diagnosis ...
The role of communication in the deployment of water loss and energy management strategies: the experience of collaborative research with water utilities

Ribeiro, R.; Alegre, H.; Loureiro, D.; Mamade, A. (IWA Publishing, 2017-07)

Water utilities have to deal with different challenges including ageing infrastructures, demand variability, climate change and increased societal expectations. This paper aims at outlining potential synergies between ...
Framework for technical evaluation of decision support systems based on water smart metering: the iWIDGET case

Ribeiro, R.; Loureiro, D.; Barateiro, J.; Smith, J. R; Rebelo, M.; Kossieris, P.; Gerakopoulou, P.; Makropoulos, C; Vieira, P.; Mansfield, L. (Elsevier, 2015-09)

Water smart metering enables the measurement and reporting of water consumption at sub-daily intervals. However, assuming that increased availability of consumption information will necessarily result in changed behaviour ...
On-line monitoring for improved wastewater system management: applications of UV-visible spectroscopy

Brito, R.; Ribeiro, R.; Arriaga, T.; Leitão, C.; Lourenço, N.; Ferreira, F.; Pinheiro, H. M. (IM Publications, 2015-11)

The value of on-line UV/vis spectroscopy for wastewater quality monitoring in two different sewage management situations was confirmed. For decentralised wastewater treatment, spectral on-line monitoring of key quality ...
Água com turvação amarelo-acastanhada na torneira do consumidor: controlo e prevenção

Poças, A.; Menaia, J.; Rosa, M. J. (APRH, 2016-03-03)

O aparecimento de água com turvação amarelo-acastanhada na torneira do consumidor é um problema com que se defrontam muitas entidades gestoras. É causa de insatisfação e desconfiança na qualidade do serviço prestado, e ...
Soluções de tratamento avançado para controlo de cianobactérias e cianotoxinas em água para consumo humano

Mesquita, E.; Campinas, M.; Rosa, M. J. (APRH, 2016-03)

O desenvolvimento de florescências de cianobactérias nas massas de água superficiais que servem para abastecimento público tem vindo a crescer em consequência das alterações climáticas e é objeto de preocupação à escala ...
Uso de água em empreendimentos turísticos

Almeida, M. C.; Jorge, C.; Loureiro, D. (APRH, 2016-03-16)

O clima é um dos fatores que mais influencia a procura turística, pelo que as alterações climáticas (AC) têm um grande impacto no setor do turismo. Os principais efeitos destas incluem o aumento da temperatura média anual, ...
As TIC no apoio à gestão de sistemas urbanos de água: Avaliação técnico-económica das potencialidades do sistema iWIDGET

Ribeiro, R.; Loureiro, D.; Rebelo, M. (APRH, 2016-03-16)

Os sistemas urbanos de abastecimento de água têm beneficiado de uma forte evolução tecnológica nas últimas décadas, traduzindo-se numa melhoria global dos serviços prestados. As tecnologias de telemedição têm contribuído ...
Assessment of water use efficiency in the household using cluster analysis

Jorge, C.; Vieira, P.; Rebelo, M.; Covas, D. (Elsevier, 2015-10)

Concerns over the efficiency of household water use have been increasing worldwide: water is intensively consumed with high inefficiencies. Detailed methodologies for the assessment of consumers’ behaviour that include the ...
Definição de aplicações tecnológicas baseadas em dados de telemedição para promover a eficiência no consumo de água-energia em sistemas de abastecimento

Vieira, P.; Loureiro, D.; Ribeiro, R.; Barateiro, J.; Rebelo, M.; Coelho, S.T. (APESB - APRH, 2014-03)

Os sistemas urbanos de abastecimento de água têm beneficiado de uma forte evolução tecnológica nas últimas décadas, traduzindo-se na melhoria global dos serviços prestados. As tecnologias de informação têm contribuído para ...
Innovative smart metering based applications for water utilities

Vieira, P.; Loureiro, D.; Barateiro, J.; Ribeiro, R.; Rebelo, M.; Coelho, S.T. (IWA, 2014-12)

Smart metering (SM) has the potential to improve distribution systems planning and operation and the overall system’s water-energy efficiency. Although numerous water utilities already explore SM systems, the main focus ...
Novel performance assessment indices for domestic water use

Vieira, P.; Jorge, C.; Covas, D. (Elsevier, 2015-09)

This paper presents a novel methodology for evaluating the efficiency of indoor domestic water use based on performance assessment functions that convert state variables (e.g. flow rate, volume) into performance indices ...
An approach for full scale off-line testing to evaluate the iWIDGET system performance

Vieira, P.; Barateiro, J.; Loureiro, D.; Coelho, J.; Mamade, A. (IAHR, 2015-06)

WIDGET is an ongoing European Commission FP7 project aiming at improved water efficiencies using novel ICT technologies for integrated supply-demand side management, focusing on an integrated approach to water resources ...
Boosting innovation in the water sector - The role and lessons learned from collaborative projects

Alegre, H.; Coelho, S.T.; Feliciano, J.; Matos, R. S. (IWA Publishing 2015, 2015)

A key worldwide challenge in most sectors is to boost the effective adoption of innovation, as underpinned by the new European Union research programme Horizon 2020, which focuses on increasing innovation in Europe from ...
Implementing tactical plans to improve water-energy loss management

Loureiro, D.; Alegre, H.; Silva, M. S.; Ribeiro, R.; Mamade, A.; Poças, A. (IWA, 2015-11-19)

Water utilities are aware of the water-energy loss relevance in supply systems. However, they still mainly focus on daily water loss control (real and apparent losses), without considering the impact on embedded energy. ...
Implementing water-energy loss management in water supply systems through a collaborative project: the Portuguese national initiative

Loureiro, D.; Alegre, H.; Mamade, A.; Ribeiro, R.; Vieira, P.; Coelho, S.T. (IWA, 2015-10)

The aim of this paper is to present the collaborative project iPERDAS, on water losses and energy efficiency management, and provide examples of the main results achieved by the participants during 2014. iPERDAS, led by ...
Water systems design impact on utilities efficient management – Long term planning in a multi-utility Group

Feliciano, J.; Almeida, R.; Santos A.; Ganhão, A.; Maia J.; Soares, M.; Kresse, A.; Macedo, A.; Covas, D.; Alegre, H. (IWA, 2015-11-19)

Water utilities in different countries are facing challenges in how to manage effectively their global operations. Being a capital intensive activity, the way how to design the infrastructures is an important topic and an ...
How to assess sustainability of urban water cycle systems (UWCS)

Sægrov, S.; Brattebo, H.; Alegre, H.; Ugarelli, R. (IWA, 2015-11-19)

This paper incorporates an extended definition of sustainable development of urban water cycle services combined with a system to measure the progress towards sustainability. Two dimensions of sustainability, namely the ...
Normalização na gestão patrimonial de infraestruturas

Alegre, H.; Brito, R.; Neves, C.; Almeida, R. (APDA, 2015-12-04)

As normas ISO 55000:2014, ISO 55001:2014 e ISO 55002:2014 são destinadas a serem utilizadas para gerir ativos físicos em particular, podendo ser aplicadas também a outros tipos de ativos. Portugal participou ativamente na ...

Now showing items 261-280 of 528

Search DSpace

Advanced Search

Browse

All of DSpace
This Collection
- By Issue Date
- Authors
- Titles
- Subjects

Recently added

DHA/NES - Comunicações a congressos e artigos de revista: Recent submissions

Search DSpace

Browse

All of DSpace

This Collection

My Account