Exploració per autor "Guardo Zabaleta, Alfredo de Jesús"
Ara es mostren els items 23-42 de 44
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Memorias del paisaje nilótico: prospección, simulación y recreación de la inundación estacional en la zona del dique de Mimbal (Minia, Egipto)
Fiz Fernández, José Ignacio; Guardo Zabaleta, Alfredo de Jesús; López Martínez, Joan Antoni (OmniaScience, 2023-03)
Comunicació de congrés
Accés obertSe verifican y documentan sobre el terreno los datos sobre los sistemas de control hidráulico de inundaciones registrados en la zona del rio Nilo. Este trabajo de campo ira acompañado de un estudio sedimentológico de la ... -
Numerical and experimental analysis of the dynamic response of large submerged trash-racks
Huang, Xingxing; Valero Ferrando, Ma. del Carmen; Egusquiza Estévez, Eduard; Presas Batlló, Alexandre; Guardo Zabaleta, Alfredo de Jesús (2013-01-30)
Article
Accés restringit per política de l'editorialThis paper investigates the effect of water in the dynamic response of large trash-racks used in hydropower plants. These are large structures that are fully submerged in water and located in the hydraulic circuits to ... -
Numerical and experimental analysis of the dynamic response of large submerged trash-racks
Huang, Xingxing; Valero Ferrando, Ma. del Carmen; Egusquiza Estévez, Eduard; Presas Batlló, Alexandre; Guardo Zabaleta, Alfredo de Jesús (2013)
Article
Accés restringit per política de l'editorialThis paper investigates the effect of water in the dynamic response of large trash-racks used in hydropower plants. These are large structures that are fully submerged in water and located in the hydraulic circuits to ... -
Numerical study of the fluid – structure interaction in the diffuser passage of a centrifugal pump
Fontanals García, Alfred; Guardo Zabaleta, Alfredo de Jesús; Coussirat, Miguel; Egusquiza Estévez, Eduard (CIMNE, 2011)
Text en actes de congrés
Accés obertReliable design of turbomachinery is a complex task. In order to gain overall efficiency in the machine performance, designers may have to reduce the gap between the impeller and the diffuser, forcing them to be as closely ... -
Numerical study of the fluid-structure interaction in the diffuser passage of a centrifugal pump
Fontanals García, Alfred; Guardo Zabaleta, Alfredo de Jesús; Coussirat Núñez, Miguel Gustavo; Egusquiza Estévez, Eduard (Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2011)
Text en actes de congrés
Accés obertReliable design of turbomachinery is a complex task. In order to gain overall efficiency in the machine performance, designers may have to reduce the gap between the impeller and the diffuser, forcing them to be as closely ... -
Optimización de un banco de ensayos de cavitación mediante fluidodinámica computacional
Moll, Flavio; Manuele, Diego; Coussirat Núñez, Miguel Gustavo; Cappa, E. Franco; Gandolfo, Ernesto; Guardo Zabaleta, Alfredo de Jesús; Fontanals García, Alfred (2012)
Article
Accés obertLos flujos cavitantes se corresponden a una estructura bifásica (líquido-vapor) cuando la presión del líquido disminuye hasta su presión de vapor, pv. La aparición y el posterior colapso de cavidades de vapor cerca de ... -
Polyamide waste thermal and acoustic properties: experimental and numerical investigation on possible reuse for indoor comfort improvement
Neri, Manuela; Cuerva Contreras, Eva; Guardo Zabaleta, Alfredo de Jesús; Pujadas Álvarez, Pablo; Levi, Elisa; Sikula, Ondrej (2022)
Text en actes de congrés
Accés obertReferring to the circular economy model, end-of-life household materials (EoLHM) such as packaging, and clothes, could be converted into building elements – for example panels - with thermal and acoustic properties. Given ... -
Prediction of the characteristic pressure pulsations in a reversible pump-turbine
Fontanals García, Alfred; Guardo Zabaleta, Alfredo de Jesús; Coussirat Núñez, Miguel Gustavo; Moll, Flavio; Egusquiza Estévez, Eduard; Martínez, Germán (2023-11)
Article
Accés obertReversible Pump- Turbine turbomachines are frequently used in peaking load hydroelectrical power plants. These plants contribute to satisfy the energy demand during peak load periods. Its dynamic behaviour is influenced ... -
Preliminary results on the assessment of using Venetian blinds as a solar thermal collector in double skin facades in Mediterranean climates
Guardo Zabaleta, Alfredo de Jesús; Egusquiza Montagut, Mònica; Egusquiza Estévez, Eduard; Alavedra Ribot, Pere (2015)
Text en actes de congrés
Accés obertThe global trend on energy integration and building efficiency is making both researchers and developers look for technical solutions to use façade surfaces for electricity and/or domestic hot water production. These ... -
Re-utilización de materiales domésticos al final de su vida útil como solución simple, sostenible y de bajo coste para la rehabilitación express de edificios antiguos y vulnerables: análisis térmico y acústico
Neri, Manuela; Pilotelli, Mariagrazia; Traversi, Marco; Levi, Elisa; Piana, Edoardo Alessio; Bannó, Mariasole; Pardo Bosch, Francesc; Cuerva Contreras, Eva; Guardo Zabaleta, Alfredo de Jesús; Pujadas Álvarez, Pablo (Universidad de Cantabria, 2022)
Text en actes de congrés
Accés restringit per política de l'editorialEste documento tiene como objetivo investigar la posibilidad de convertir materiales domésticos al final de su vida útil (EoLHM), como ropa o embalajes, en materiales aislantes térmicos y acústicos de bajo costo para la ... -
REEhabilitant El Raval. Propuestas de autogestión en rehabilitación energética de hogares vulnerables
Guardo Zabaleta, Alfredo de Jesús (2021-05-08)
Audiovisual
Accés obertPresentación a cargo de Alfredo Guardo Zabaleta, Doctor en Enginyeria Química, Mecànica de Fluids, UPC -
Simulación CFD del comportamiento térmico de una nave logística. Modelo dinámico de sistemas de difusores + cortina de aire
Guardo Zabaleta, Alfredo de Jesús (2022-06-22)
Report de recerca
Accés restringit per acord de confidencialitat -
Simulación CFD del comportamiento térmico de una nave logística: Modelo difusores + cortina de aire
Guardo Zabaleta, Alfredo de Jesús (2022-05-22)
Report de recerca
Accés restringit per acord de confidencialitat -
Simulación CFD del comportamiento térmico de una nave logística: Modelo térmico simplificado + casos de estudio
Guardo Zabaleta, Alfredo de Jesús (2022-03-01)
Report de recerca
Accés restringit per acord de confidencialitat -
Simulation of hot stamping processes
Riera Colom, María Dolores; Coussirat Núñez, Miguel Gustavo; Guardo Zabaleta, Alfredo de Jesús; Valls, I; Casellas Padró, Daniel (Grips' Media Gmbh, 2008)
Text en actes de congrés
Accés restringit per política de l'editorialHot stamping is a thermo-mechanical technique that enables to give to a metallic blank the desired geometry and properties in a single step, where deformation at high temperature, phase transformations and heat transfer ... -
Sound absorbing and insulating low-cost panels from end-of-life household materials for the development of vulnerable contexts in circular economy perspective
Neri, Manuela; Levi, Elisa; Cuerva Contreras, Eva; Pardo Bosch, Francesc; Guardo Zabaleta, Alfredo de Jesús; Pujadas Álvarez, Pablo (Multidisciplinary Digital Publishing Institute, 2021-06-09)
Article
Accés obertFrom a construction point of view, neighborhoods with residents living at or below the poverty threshold are characterized by low energy efficiency buildings, in which people live in acoustic discomfort with no viable ... -
Sustainable and low-cost solutions for thermal and acoustic refurbishment of old buildings
Neri, Manuela; Levi, Elisa; Piana, Edoardo Alessio; Pujadas Álvarez, Pablo; Cuerva Contreras, Eva; Guardo Zabaleta, Alfredo de Jesús; Pilotelli, Mariagrazia (Institute of Physics (IOP), 2021-04-01)
Article
Accés obertThis paper investigates the possibility to realize solutions for buildings thermal and acoustic refurbishment by using end-of-life household materials, such as cardboard, clothes, and egg-boxes. These solutions can be ... -
Thermal assessment of a ventilated double skin façade component with a set of air filtering photocatalytic slats in the cavity
Roig Mayoral, Oriol; Cuerva Contreras, Eva; Pardal March, Cristina; Guardo Zabaleta, Alfredo de Jesús; Isalgué Buxeda, Antonio; López Besora, Judit (2023-01-17)
Article
Accés obertIndoor air quality is a crucial factor when evaluating habitability, especially in developed countries, where people spend most of their time indoors. This paper presents a novel double skin façade (DSF) system that combines ... -
Thermal performance of ventilated double skin façades with Venetian blinds
Parra Porcar, Jordi; Guardo Zabaleta, Alfredo de Jesús; Egusquiza Estévez, Eduard; Alavedra Ribot, Pere (2015-05-27)
Article
Accés obert -
Thermal, acoustic, and fire performance characterization of textile face mask waste for use as low-cost building insulation material
Neri, Manuela; Cuerva Contreras, Eva; Levi, Elisa; Pujadas Álvarez, Pablo; Müller, Edgardo; Guardo Zabaleta, Alfredo de Jesús (Elsevier, 2023-04)
Article
Accés obertEnvironmental issues are becoming increasingly important, and researchers are developing new technologies and models to reduce environmental impact. The circular economy is a production and consumption model that involves ...