Ara es mostren els items 80097-80116 de 245704

    • Energy performance forecasting of residential buildings using fuzzy approaches 

      Nebot Castells, M. Àngela; Múgica Álvarez, Francisco (2020-01-20)
      Article
      Accés obert
      The energy consumption used for domestic purposes in Europe is, to a considerable extent, due to heating and cooling. This energy is produced mostly by burning fossil fuels, which has a high negative environmental impact. ...
    • Energy performance of distributed queuing access in machine-to-machine networks with idle-to-saturation transitions 

      Vázquez-Gallego, Francisco; Alonso-Zárate, Jesús; Tuset-Peiro, Pere; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Machine-to-Machine (M2M) networks must be energy-ef¿cient to operate autonomously for years, or even decades. In this paper, we consider a synchronized duty-cycled M2M network composed of a huge number of dormant ...
    • Energy performance of ventilated façades: assessment of the steady-state and transient calculation approaches 

      Roig Mayoral, Oriol; Pardal March, Cristina; Isalgué Buxeda, Antonio; Paricio Ansuátegui, Ignacio (Springer, 2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The ventilated façade is a construction system that can prevent sunny façades from overheating. It can also be used on existing buildings as an energy rehabili-tation system, which is so necessary to make the built environment ...
    • Energy performance of ventilated façades; the influence of the colour and the air channel dimension 

      Roig Mayoral, Oriol; Pardal March, Cristina; Isalgué Buxeda, Antonio; Paricio Ansuátegui, Ignacio (Institute of Physics (IOP), 2023-11-01)
      Article
      Accés obert
      Due to the current climate crisis, there is an urgent need to reduce greenhouse gas emissions. Improving façades’ energy performance can significantly reduce the cooling and heating demand of a building. More and more, in ...
    • Energy planning in Riga 

      Fava, Fabio (Universitat Politècnica de Catalunya, 2021-04-22)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Universidade de Lisboa
      The city of Riga, being at the forefront of fighting climate change, is in the process of updating their energy planning document, the Riga Smart City Sustainable Energy Action Plan, for the planning period 2020–2030. As ...
    • Energy Poverty: Measurement Strategies and Solutions 

      Farinoni, Matteo (Universitat Politècnica de Catalunya, 2016-07)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Everis
      This work wants to propose measurement methodologies and solutions for tackling the energy poverty and affordability issue in developed countries, focusing on the European Union and in particular on Spain and Catalonia. The ...
    • Energy preserving multiphase flows: applications to falling films 

      Valle Marchante, Nicolás; Trias Miquel, Francesc Xavier; Castro González, Jesús (2021)
      Text en actes de congrés
      Accés obert
      The numerical simulation of multiphase flows presents several challenges, namely the transport of different phases within de domain and the inclusion of capillary effects. Here, these are approached by enforcing a discrete ...
    • Energy preserving turbulent simulations at a reduced computational cost 

      Capuano, Francesco; Coppola, Gennaro (2015-10)
      Article
      Accés obert
      Energy-conserving discretizations are widely regarded as a fundamental requirement for high-fidelity simulations of turbulent flows. The skew-symmetric splitting of the nonlinear term is a well-known approach to obtain ...
    • Energy processing by means of power gyrators 

      Cid-Pastor, Ángel (Universitat Politècnica de Catalunya, 2005-07-18)
      Tesi
      Accés obert
      En aquesta tesi doctoral es presenta un mètode sistemàtic per a la síntesi de giradors de potència. A partir d'aquest mètode s'han generat i classificat diverses estructures giradores. Cadascun d'aquests giradors, que poden ...
    • Energy profiling of FPGA-based PHY-layer building blocks encountered in modern wireless communication systems 

      Bartzoudis, Nikolaos; Font Bach, Oriol; Payaró Llisterri, Miquel; Pascual Iserte, Antonio; Rubio López, Javier; García Fernández, Juan José; García Armada, Ana (2014)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Characterizing the energy cost of different physical (PHY) layer building blocks is becoming increasingly important in modern cellular-based communications, considering the cross sector requirements for performance ...
    • Energy recovery of urban water networks towards new park charging 

      Giralt Ibañez, Lluis (Universitat Politècnica de Catalunya, 2020-07-09)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Water distribution networks have high values of energy consumption due to water pumping and treatment. It’s common that this huge energy usage it’s not used efficiently in the whole network, which leads into excessive water ...
    • Energy rehabilitation with external thermal insulation (ETICS) in Zaragoza (Spain): application to social housing in Saltillo, Mexico 

      López Ordóñez, Carlos Fernando; Cabello Matud, Cristina; Molar Orozco, María Eugenia; Alonso Montolio, Carlos; Coch Roura, Helena (2022)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The sustainability goals agreed by most countries have made them focus their attention on the high energy consumption of buildings and the weight within this consumption of the residential sector. This makes the energy ...
    • Energy renovation of buildings : the skin of a building 70's housing developments in Barcelona Montbau's housing developments renovation 

      Rieradevall Pons, Josep Maria; Avellaneda Diaz-Grande, Jaime; Roset Calzada, Jaime (2017-02)
      Article
      Accés obert
      This study, considering the current conditions of our planet, proposes to analyze how efficient is to renovate building skins to meet energy, economic, and CO2 emission criteria. A building envelope is the part of a ...
    • Energy renovation through RELS methodology in social housing 

      Calatayud Souweine, Daniel; Claret, Coque; López Plazas, Fabian; Volpi, Luca (2016)
      Text en actes de congrés
      Accés obert
    • Energy roadmap in Ghana and Botswana 

      Essah, Emmanuel (GDEE, 2015)
      Capítol de llibre
      Accés obert
    • Energy saving design of membrane building envelopes 

      Cremers, Jan M. (CIMNE, 2011)
      Text en actes de congrés
      Accés obert
      Besides glass, a variety of other translucent and transparent materials are just as highly attractive to architects: plastics, perforated metal plate and meshing, but maybe most of all membrane materials which can also ...
    • Energy saving in air conditioning system using hollow fibre membrane modules 

      Van den Bergh, Ward; Bin Aziz, Muhammad Zahid; Leydon, Moya; Zak, Felix (Universitat Politècnica de Catalunya, 2019-06-06)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      The high content of water vapour in the air is the cause of energetic overconsumptions in the air conditioning systems. To overcome this, we propose the implementation of an additional stage using hollow fibre membranes. ...
    • Energy saving in Spanish buildings. Two Catalonian case studies. 

      Ràfols Salvador, Milena (Universitat Politècnica de Catalunya, 2008-05)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Chalmers tekniska högskola
      Aquest estudi ha estat realitzat a Chalmers University of Technology, Göteborg, Suècia, i s’engloba en el projecte d’àmbit europeu Pathways to Sustainable European Energy Systems que té per objectiu trobar camins (patwhays) ...
    • Energy saving potentials in the radio access through relaying in future networks 

      Pérez Romero, Jordi; Sallent Roig, Oriol; Agustí Comes, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The progressive deployment of cell sites in wireless networks to deal with the massive demand of wireless services experienced in the last years has led to a huge increase in energy consumption and associated operational ...
    • Energy saving scheme for multicarrier HSPA + under realistic traffic fluctuation 

      Jada, Maliha Urooj; García Lozano, Mario; Hämäläinen, Jyri (2016-04)
      Article
      Accés obert
      In the near future, an increase in cellular network density is expected to be one of the main enablers to boost the system capacity. This development will lead to an increase in the network energy consumption. In this ...