Browsing by Subject "Energy"

Now showing items 1-20 of 167

    • A comparison study of different algorithms for energy-aware placement of virtual machines 

      Olvera, Alex; Xhafa Xhafa, Fatos (Springer, 2018)
      Conference report
      Restricted access - publisher's policy
      Cloud Computing services are essential to modern society. The increasing number of people and organisations using these types of services results in a higher demand in datacenters, which in turn, is raising energy consumption ...

    • A game-theoretical control framework for transactive energy trading in energy communities 

      Mignoni, Nicola; Martínez Piazuelo, Juan Pablo; Carli, Raffaele; Ocampo-Martínez, Carlos; Quijano Silva, Nicanor; Dotoli, Mariagrazia (Institute of Electrical and Electronics Engineers (IEEE), 2024)
      Conference report
      Restricted access - publisher's policy
      Under the umbrella of non-cooperative game theory, we formulate a transactive energy framework to model and control energy communities comprised of heterogeneous agents including (yet not limited to) prosumers, energy ...

    • A new "doctor and patient" optimization algorithm: An application to energy commitment problem 

      Dehghani, Mohammad; Mardaneh, Mohammad; Guerrero, Josep M.; Parkash Malik, Om; Ramírez Mendoza, Ricardo A.; Matas Alcalá, José; Vasquez Quintero, Juan Carlos (MDPI, 2020-08-21)
      Article
      Open Access
      Regular assessments of events taking place around the globe can be a conduit for the development of new ideas, contributing to the research world. In this study, the authors present a new optimization algorithm named doctor ...

    • A physical-chemical study of water resources in 5 hydropower projects 

      Naranjo Silva, Héctor Sebastián; Punina Guerrero, Diego; Barros Enriquez, José David; Almeida Domínguez, Jorge Armando; Álvarez del Castillo, Javier (Brazilian Journals Publicações de Periódicos e Editora Ltda, 2022-11-14)
      Article
      Open Access
      Over the last 60 years, renewable energies have substantially developed; in 2021, around 12.8% of global primary energy came from these technologies. Thus, even though renewable energies have good global acceptance present ...

    • A short survey for a thermo-ducted kitchen hood wasted heat self-powered 

      Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (ASME International, 2022-08-17)
      Article
      Open Access
      In this note, a brief survey is given to the possibility for a thermo-ducted kitchen hood where exhaust fan or other mechanical devices are no longer needed, and then, in addition, no sound is generated. The aim of this ...

    • Acercamiento documental a los conceptos energéticos en la ciudad tradicional 

      Coll Pla, Sergio; Costa Jover, Agustí; Mallafrè Balsells, Cèlia; Modinos Martínez, Ferran; Bas Villalba, Melanie; Moreno-Garcia, David; Puche-Fontanillas, Josep Maria; Sardà Ferran, Jordi (Centre de Politica de Sol i Valoracions, CPSV / Universitat Politècnica de Catalunya, UPC, 2019-12)
      Conference report
      Open Access
      En el presente contexto de internacionalización de la economía, el replanteamiento de los sistemas urbanos y de competitividad entre metrópolis, vemos en el pasado la oportunidad de buscar algunos ejemplos que nos ayuden ...

    • Acid/Base production via bipolar membrane electrodialysis: brine feed streams to reduce fresh water consumption 

      Filingeri, Antonia; Herrero González, Marta; O'Sullivan, Joseph; López Rodríguez, Julio; Culcasi, Andrea; Tamburini, Alessandro; Cipollina, Andrea; Ibañez Mendizábal, Raquel; Ferrari, Maria Chiara; Cortina Pallás, José Luis; Micale, Giorgio (American Chemical Society (ACS), 2024-02-11)
      Article
      Open Access
      The increasing demand for environmentally friendly production of alkaline and acidic materials has boosted the advancement of electrodialysis with bipolar membranes (EDBM) as an efficient and sustainable technology. In ...

    • Adaptive scheduling on power-aware managed data-centers using machine learning 

      Berral García, Josep Lluís; Gavaldà Mestre, Ricard; Torres Viñals, Jordi (2011)
      Research report
      Open Access
      Energy-related costs have become one of the major economic factors in IT data-centers, and companies and the research community are currently working on new efficient power-aware resource management strategies, also known ...

    • An adaptive controller to save dynamic energy in LP-NUCA 

      Suárez Gracía, Dario; Monreal Arnal, Teresa; Viñals Yúfera, Víctor (Universidad de La Laguna. Servicio de Publicaciones, 2011)
      Conference report
      Open Access
      Portable devices often demand powerful processors to run computing intensive applications, such as video playing or gaming, and ultra low en-ergy consumption to extend device uptime. Such con-flicting requirements are hard ...

    • An approach of the hydropower: advantages and impacts. A review 

      Naranjo Silva, Héctor Sebastián; Álvarez del Castillo, Javier (Sciencedomain International, 2021-06)
      Article
      Open Access
      The present review shows a perspective of hydropower development, a renewable source that has a global installed capacity of 1308 GW with 9000 stations around the world. The document showed the advantages and the impacts ...

    • Analysis of a thermal energy storage system for application in the Moon 

      Climent Molina, Blai (Universitat Politècnica de Catalunya, 2012-07-19)
      Bachelor thesis
      Restricted access - author's decision
      One of the biggest challenges of the Moon exploration is the survival of the crew and the lunar assets during the lunar night. Lunar environment is a harsh, alien environment in the true sense of the word and requires ...

    • Analysis of different solar energy acquisition systems for applications in the Moon 

      Campal, Maryne (Universitat Politècnica de Catalunya, 2012-07-27)
      Bachelor thesis
      Restricted access - author's decision
      The big challenge of the NASA and space agencies for years to come is to return to the Moon to build a base of research there. This return to the Moon stays only a stage before the purpose of the big space agencies: the ...

    • Analysis of load match and grid interaction indicators in NZEB with high-resolution data 

      Salom, Jaume; Marszal, Anna Joanna (2014-03)
      Research report
      Open Access

    • Analysis of structural second order effects on a floating concrete platform for FOWT's 

      Campos Hortigüela, Alexis; Molins i Borrell, Climent; Trubat Casal, Pau; Alarcón Fernández, Daniel (Elsevier, 2016-09)
      Article
      Open Access
      The irruption of the floating wind energy in the offshore engineering is changing the paradigm of the structural analysis for those new structures, which are significantly smaller and more slender than those previously ...

    • Analysis of water characteristics by the hydropower use (up-stream and downstream): a case of study at Ecuador, Argentina, and Uruguay 

      Naranjo Silva, Héctor Sebastián; Rivera González, Luis; Escobar Segovia, Kenny; Quimbita Chiluisa, Omar; Álvarez del Castillo, Javier (2022-06-16)
      Article
      Open Access
      This study aims to evaluate the water use characteristics of five hydropower stations in Ecuador, Uruguay, and Argentina to verify if the resource will change by their use on energy production, mainly to natural dam flow. ...

    • Anàlisi experimental de l'aportació i l'extracció de calor d'un estany solar de gradient salí a escala de planta pilot 

      Querol Jiménez, Gemma (Universitat Politècnica de Catalunya, 2016-06)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision

    • Análisis de materiales compuestos para la mejora de la durabilidad de neumáticos 

      Pinheiro Vidal, Arthur (Universitat Politècnica de Catalunya, 2020-10-27)
      Bachelor thesis
      Open Access
      Este trabajo constituye un análisis exhaustivo que tiene como objetivo principal mejorar la durabilidad de los neumáticos. En concreto, enfocándose en los materiales. Un propósito cada vez más buscado debido a los problemas ...

    • Anthropization and growth of the electricity grid as variables for the analysis of urban infrastructure 

      Ayala, Manuel; Huaraca, Diego; Varela-Aldás, José; Riba Santmartí, Genís (2020-05-24)
      Article
      Open Access
      City growth goes together with the development of infrastructure, and the power network is one of the most relevant towards economic development. The study of urban infrastructure through the analysis of anthropization ...

    • Aplicabilitat de les tècniques d'Energy Harvesting a sondes actives per camps electromagnètics 

      Martin Prieto, Hector (Universitat Politècnica de Catalunya, 2013-04-18)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] Analysis of the alternatives in Energy Harvesting to supply electromagnetic soundings used in susceptibility tests.

    • Aplicacions de la cadena de blocs (blockchain) al mercat de la construcció 

      Torrijos Musach, Martí (Universitat Politècnica de Catalunya, 2023-02-07)
      Master thesis
      Restricted access - author's decision
      Since 2009, with the appearance of the Bitcoin, blockchain has gained great popularity all over the world for multiple reasons. The ones that stand out the most are the transparency of the information, its immutability, ...