Paternina-Verona, Duban A.; Coronado-Hernández, Oscar E.; Espinoza-Román, Héctor G.; Besharat, Mohsen; Fuertes-Miquel, Vicente S.; Ramos, Helena M.(MDPI AG, 2022-11)
[EN] Air valves operate as protection devices in pipelines during drainage processes in order to mitigate vacuum pressures and control the transient flows. Currently, different authors have proposed one-dimensional models ...
Pagaimo, Margarida C.; Fernandes, Joao F. P.; Pérez-Sánchez, Modesto; López Jiménez, Petra Amparo; Ramos, Helena M.; Branco, P. J. Costa(Elsevier, 2021-10-01)
[EN] In the current world economic environment where reducing energy costs is a high priority, it is not surprising that sustainable water and energy management are key topics among the water and electric industry. ...
Meirelles, G.; Brentan, Bruno M.; Izquierdo Sebastián, Joaquín; Ramos, Helena M.; Luvizotto, E.(MDPI AG, 2018-06)
[EN] Water distribution networks (WDNs) are designed to meet water demand with minimum implementation costs. However, this approach leads to poor long-term results, since system resilience is also minimal, and this requires ...
Ramos, Helena M.; Pérez-Sánchez, Modesto; Bento Franco, A.; López Jiménez, Petra Amparo(MDPI AG, 2017)
[EN] Sustainability is crucial to the urban zones, especially related to the water management, which is vulnerable to flood occurrence. This research applies the procedure contemplated by the Soil Conservation Service (SCS) ...
Simao, M; Pérez-Sánchez, Modesto; Carraveta, Armando; López Jiménez, Petra Amparo; Ramos, Helena M.(MDPI AG, 2018)
[EN] Velocity profiles originated by a pump as turbine (PAT) were measured using an ultrasonic doppler velocimetry (UDV). PAT behavior is influenced by the velocity data. The effect of the rotational speed and the associated ...
Ramos, Helena M.; Giralt, Lluis; López Jiménez, Petra Amparo; Pérez-Sánchez, Modesto(Taylor & Francis, 2021-10)
[EN] Water distribution networks have high values of energy consumption from the source to the distribution.
The use of pumps working as turbines is an innovative technology for leverage the energy excess in
consumption ...