Aguirre-Mendoza, Andrés M.; Oyuela, Sebastián; Espinoza-Román, Héctor G.; Coronado-Hernández, Oscar E.; Fuertes-Miquel, Vicente S.; Paternina-Verona, Duban A.(MDPI AG, 2021-11)
[EN] The rapid filling process in pressurized pipelines has been extensively studied using mathematical models. On the other hand, the application of computational fluid dynamics models has emerged during the last decade, ...
Coronado-Hernández, Oscar E.; Bonilla-Correa, Dalia M.; Lovo, Aldo; Fuertes-Miquel, Vicente S.; Gatica, Gustavo; Linfati, Rodrigo; Coronado-Hernández, Jairo R.(MDPI AG, 2022-11)
[EN] Emptying processes are typical maneuvers that should be performed by water distribution companies for operation purposes. These processes involve a complex numerical analysis, since a set of algebraic and ordinary ...
[EN] During the filling process in pressurized hydraulic systems, sudden pressure changes generated inside the pipes can cause significant damage. To avoid these excessive overpressures, air valves should be installed to ...
[EN] Studying sub-atmospheric pressure patterns in emptying pipeline systems is crucial because these processes could cause collapses depending on the installation conditions (the underground pipe covering height, type, ...
Bonilla-Correa, Dalia M.; Coronado-Hernández, Oscar Enrique; Fuertes-Miquel, Vicente S.; Besharat, Mohsen; Ramos, Helena M.(MDPI AG, 2023-04)
[EN] The estimation of thermodynamic behavior during filling processes with entrapped air in water pipelines is a complex task as it requires solving a system of algebraic-differential equations. A lot of different numerical ...
Ramos, Helena M.; Kuriqui, Alban; Coronado-Hernández, Oscar E.; López Jiménez, Petra Amparo; Pérez-Sánchez, Modesto(Taylor & Francis, 2023-02)
[EN] The use of these new interaction tool implies the improvement of the awareness of the whole system and it lies in improving the sustainability and efficiency of the water systems with the integration of measurements. ...
Villalba-Barrios, Andres F.; Coronado-Hernández, Oscar E.; Fuertes-Miquel, Vicente S.; Arrieta-Pastrana, Alfonso; Ramos, Helena M.(MDPI AG, 2024-03)
[EN] The probabilistic analysis of streamflow and drought event durations plays a crucial role in the efficient and sustainable management of existing water resources in the region. This approach involves the collection ...
[EN] The study of draining processes without admitting air has been conducted using only steady friction formulations in the implementation of governing equations. However, this hydraulic event involves transitions from ...
Besharat, Mohsen; Coronado-Hernández, Oscar Enrique; Fuertes-Miquel, Vicente S.; Viseu, Maria Teresa; Ramos, Helena M.(Taylor & Francis, 2018-11-14)
[EN] The prediction of the pressure inside the air pocket in water pipelines has been the topic for a lot of research works. Several aspects in this field have been discussed, such as the filling and the emptying procedures. ...
Besharat, Mohsen; Coronado-Hernández, Oscar Enrique; Fuertes-Miquel, Vicente S.; Viseu, Maria Teresa; Ramos, Helena M.(Taylor & Francis, 2019-08-06)
[EN] The occurrence of sub-atmospheric pressure in the drainage of pipelines containing an air pocket has been known as a major cause of several
serious problems. Accordingly, some system malfunction and pipe buckling ...
Ramos, Helena M.; Pina, Joao; Coronado-Hernández, Oscar Enrique; Pérez-Sánchez, Modesto; McNabola, Aonghus(Elsevier, 2024-12)
[EN] This research attempts to address the gap between the theoretical fundamentals of hybrid renewable energy systems and their practical implementation at different scales through a new Conceptual Hybrid Energy Model ...
Ramos, Helena M.; Fuertes-Miquel, Vicente S.; Tasca, Elias; Coronado-Hernández, Oscar E.; Besharat, Mohsen; Zhou, Ling; Karney, Bryan(MDPI AG, 2022-08)
[EN] The risks associated with unsteady two-phase flows in pressurized pipe systems must be considered both in system design and operation. To this end, this paper summarizes experimental tests and numerical analyses that ...
Tavares, Miguel; Pérez-Sánchez, Modesto; Coronado-Hernández, Oscar E.; Kuriqui, Alban; Ramos, Helena M.(MDPI AG, 2024-10-26)
[EN] A thorough literature review was conducted on the effects of free surface oscillation in open channels, highlighting the risks of the occurrence of positive and negative surge waves that can lead to overtopping. ...
Paternina-Verona, Duban A.; Coronado-Hernández, Oscar E.; Espinoza-Román, Héctor G.; Fuertes-Miquel, Vicente S.; Ramos, Helena M.(MDPI AG, 2023-07)
[EN] In hydraulic engineering, some researchers have developed different mathematical and numerical tools for a better understanding of the physical interaction between water flow in pipes with trapped air during emptying ...
Coronado-Hernández, Oscar E.; Besharat, Mohsen; Fuertes-Miquel, Vicente S.; Ramos, Helena M.(MDPI AG, 2019-08-31)
[EN] The filling process in water pipelines produces pressure surges caused by the compression
of air pockets. In this sense, air valves should be appropriately designed to expel sufficient air to
avoid pipeline failure. ...
Aguirre-Mendoza, Andrés M.; Paternina-Verona, Duban A.; Oyuela, Sebastián; Coronado-Hernández, Oscar E.; Besharat, Mohsen; Fuertes-Miquel, Vicente S.; Iglesias Rey, Pedro Luís; Ramos, Helena M.(MDPI AG, 2022-03)
[EN] The sizing of air valves during the air expulsion phase in rapid filling processes is crucial for design purposes. Mathematical models have been developed to simulate the behaviour of air valves during filling processes ...
Ramos, Helena M.; Pérez-Sánchez, Modesto; Mullur Gurupr, Prajwal Shandilya; Carraveta, Armando; Kuriqui, Alban; Coronado-Hernández, Oscar Enrique; Fernandes, João F.P.; Costa Branco, Paulo J.; López Jiménez, Petra Amparo(MDPI AG, 2024-02)
[EN] The world's water infrastructures suffer from inefficiencies, such as high energy consumption and water losses due to inadequate management practices and feeble pressure regulation, leading to frequent water and energy ...
Fuertes-Miquel, Vicente S.; Arrieta-Pastrana, Alfonso; Coronado-Hernández, Oscar E.(MDPI AG, 2023)
[EN] Starting up water installations is typically a task that falls within the purview of water utility companies. These operations involve the presence of two separate fluids (water and air) that can be analyzed in terms ...
Fuertes-Miquel, Vicente S.; Coronado-Hernández, Oscar E.; Mora-Melia, Daniel; Iglesias Rey, Pedro Luís(Taylor & Francis, 2019-04-21)
[EN] Filling and emptying processes are common maneuvers while operating, controlling and managing water pipeline systems. Currently, these operations are executed following recommendations from technical manuals and pipe ...
Bonilla-Correa, Dalia M.; Coronado-Hernández, Oscar E.; Arrieta-Pastrana, Alfonso; Fuertes-Miquel, Vicente S.; Pérez-Sánchez, Modesto; Ramos, Helena M.(MDPI AG, 2024-11-08)
[EN] Emptying processes are operations frequently required in hydraulic installations by water utilities. These processes can result in drops to sub-atmospheric pressure pulses, which may lead to pipeline collapse depending ...