Exploració per tema "Contaminació de l'ambient interior"

Ara es mostren els items 1-18 de 18

    • A CFD-based surrogate model for predicting flow parameters in a ventilated room using sensor readings 

      Morozova, Nina; Trias Miquel, Francesc Xavier; Capdevila Paramio, Roser; Schillaci, Eugenio; Oliva Llena, Asensio (2022-07-01)
      Article
      Accés restringit per política de l'editorial
      In this work, we develop a computational fluid dynamics (CFD)-based surrogate model, which predicts flow parameters under different geometrical configurations and boundary conditions in a benchmark case of a mechanically ...

    • A numerical set-up for the simulation of infection probability from SARS- CoV-2 in public transport vehicles 

      Schillaci, Eugenio; Vera i Fernández, Jordi; Morozova, Nina; Rigola Serrano, Joaquim (Scipedia, 2022)
      Text en actes de congrés
      Accés obert
      In this work, a numerical framework aimed at simulating the transport of contaminants and infectious agents within a closed domain is presented. The method employs mature CFD algorithms to calculate air fields with reasonable ...

    • Air Conditioning in Public Transport Vehicles. Numerical Simulation of Contaminants Transport and Infection Probability 

      Vera i Fernández, Jordi; Schillaci, Eugenio; Rigola Serrano, Joaquim; Arolas, Marc; Del Rivero, Oriol (Purdue University, 2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this work, a numerical set-up is built to perform transient numerical simulations of air flow and contaminant transport within transport vehicles. In particular the case of a urban bus is proposed and analysed in detail, ...

    • Caracterización y diseño de un modelo reducido de salas de edificios educativos para combatir la pandemia 

      Tugores Garcias, Juan; Canals Casals, Lluc (2023)
      Text en actes de congrés
      Accés obert
      Este trabajo de final de máster presenta un modelo para analizar y predecir la calidad ambiental en el interior de salas educativas. Se engloba dentro del proyecto ComMit-20 que tiene como objetivo establecer el impacto ...

    • CO2 concentrations and thermal comfort analysis at onsite and online educational environments 

      Ruiz de Alegría Sala, Alba; Clèries Tardío, Elisenda; Canals Casals, Lluc; Macarulla Martí, Marcel; Salom Tormo, Jaume (2022-11-30)
      Article
      Accés obert
      In building areas with high occupancy, such as classrooms, transmission routes of SARS-CoV-2 are increased when indoor air quality is deficient. Under this scenario, universities have adopted ventilation measures to mitigate ...

    • Data-driven prediction of flow parameters in a ventilated cavity using high-fidelity CFD simulations 

      Morozova, Nina; Trias Miquel, Francesc Xavier; Capdevila Paramio, Roser; Oliva Llena, Asensio (International Building Performance Simulation Association (IBPSA), 2021)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this study, we develop a machine-learning-based data-driven model, which predicts comfort-related flow parameters in a ventilated room. The model is based on the results of high-fidelity computational fluid dynamics ...

    • Digital tool for indoor air pollutants simulation in industrial workplaces 

      Cebolla Alemany, Joaquim; Macarulla Martí, Marcel; Viana Rodríguez, Mar; Gassó Domingo, Santiago; López Carreño, Rubén-Daniel (Asociación Española de Ingeniería de Proyectos (AEIPRO), 2023)
      Comunicació de congrés
      Accés obert
      Nanoparticles (NP), aerosols under 100 nm of nominal diameter, might be responsible of multiple diseases (cardiovascular, nervous, respiratory, cancer, etc.) in mid- and long-term exposed workers in industrial layouts. ...

    • Estimation of a room ventilation air change rate using a stochastic grey-box modelling approach 

      Macarulla Martí, Marcel; Casals Casanova, Miquel; Forcada Matheu, Núria; Gangolells Solanellas, Marta; Giretti, Alberto (2018-08)
      Article
      Accés obert
      The measurement of ventilation air change rate is a difficult, expensive task in buildings. Usually, the tracer-gas mass balance equation is used to determine ventilation air change rates. This method uses an ordinary ...

    • Indoor environmental quality and infection control in surgery rooms: code requirements vs. performance motivation. A critical review 

      Cubí Montanyà, Eduard; Salom Tormo, Jaume; Garrido Soriano, Núria (2014-08-01)
      Article
      Accés restringit per política de l'editorial
      Surgery rooms are a space type with particularly stringent indoor environmental quality (IEQ) requirements (large airflow rates and narrow comfort windows), which translate into high energy use. Due to the unclear IEQ and ...

    • Levels of exposure to particulate matter (PM) in schools in Barcelona 

      Rivas Lara, Ioar (Universitat Politècnica de Catalunya, 2013-01)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat

    • Modelling indoor air carbon dioxide concentration using grey-box models 

      Macarulla Martí, Marcel; Casals Casanova, Miquel; Carnevali, Matteo; Forcada Matheu, Núria; Gangolells Solanellas, Marta (2017-05)
      Article
      Accés obert
      Predictive control is the strategy that has the greatest reported benefits when it is implemented in a building energy management system. Predictive control requires low-order models to assess different scenarios and ...

    • Modelling indoor air quality in schools using grey box models 

      Tugores Garcias, Juan; Macarulla Martí, Marcel; Gangolells Solanellas, Marta; Casals Casanova, Miquel (European Council on Computing in Construction (EC3), 2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Current indoor air quality strategies are based on the measurement and control of carbon dioxide (CO2) indoor concentration. Most educational buildings rely only on natural ventilation, making indoor air quality highly ...

    • On the feasibility of affordable high-fidelity CFD simulations for indoor environment design and control 

      Morozova, Nina; Trias Miquel, Francesc Xavier; Capdevila Paramio, Roser; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2020-10-15)
      Article
      Accés obert
      Computational fluid dynamics (CFD) is a reliable tool for indoor environmental applications. However, accurate CFD simulations require large computational resources, whereas significant cost reduction can lead to unreliable ...

    • Optimal ventilation strategies for balancing indoor air quality, comfort and energy use in educational buildings. The IAQ4EDU project. 

      Gaspar Fàbregas, Kàtia; Gangolells Solanellas, Marta; Casals Casanova, Miquel; Ferré Bigorra, Jaume; Pujadas Álvarez, Pablo (European Council on Computing in Construction (EC3), 2022)
      Text en actes de congrés
      Accés obert
      Currently, there is great concern about adequate indoor ventilation to prevent adverse effects on occupants’ health, and, within educational buildings, to ensure students and professors’ well-being and improve learning ...

    • Sistemas y estrategias de ventilación en edificios educativos: identificación y caracterización 

      López Carreño, Rubén-Daniel; Tugores Garcias, Juan; Pardo Bosch, Francesc (Asociación Española de Ingeniería de Proyectos (AEIPRO), 2023)
      Text en actes de congrés
      Accés obert
      La mala calidad del aire interior (CAI) en entornos escolares se ha identificado como uno de los factores que más afectan la salud y el rendimiento académico de los estudiantes. En un aula de tamaño promedio, las concentraciones ...

    • Stoichiometry and kinetics of hydroxyl radicals in air quality 

      García Raurich, Josep; Torres Lerma, Jose Antonio; Monagas Asensio, Pedro; Martínez Vimbert, Roberto; Arañó Loyo, Mariona; Martínez Roldán, Tania (2023-06)
      Article
      Accés obert
      The environmental health that nature offers us every day is closely linked to the sanitization provided by atmospheric chemistry, due to the oxidative processes that occur under the powerful sunlight passing through the ...

    • Use of Grey-Box Modeling to Determine the Air Ventilation Flows in a Room 

      Macarulla Martí, Marcel; Casals Casanova, Miquel; Forcada Matheu, Núria; Gangolells Solanellas, Marta (Springer, 2021)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      To determine the air ventilation flows in a room deterministic approaches based on the CO2 tracer-gas mass balance equation are usually used. Those equations do not enable to introduce to the system uncertainties such as ...

    • Uso de modelos reducidos para simular en lugares de trabajo la concentración de nanopartículas generadas en procesos industriales 

      Macarulla Martí, Marcel; Gassó Domingo, Santiago; Casals Casanova, Miquel; Forcada Matheu, Núria; Gaspar Fàbregas, Kàtia (Asociación Española de Ingeniería de Proyectos (AEIPRO), 2022)
      Text en actes de congrés
      Accés obert
      Las nanopartículas generadas en procesos (PGNP) son nanomateriales liberados de manera inintencionada en ambientes de trabajo durante procesos de alta energía como la quema de combustibles, el corte por plasma, la soldadura, ...