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Mostrando ítems 422-441 de 807

    • openAccess   Gamification and a low-cost laboratory equipment aimed to boost vapor compresion refrigeration learning 

      Aranguren, Patricia; Sánchez García-Vacas, Daniel; Casi, Álvaro; Araiz, Miguel; Catalan, Leyre OmniaScience (2022)
      The nowadays European educational framework boosts applying the learned theoretical concepts to real situations. Hence, practice sessions are key resources to present students direct applications of the theoretical ...

    • openAccess   Gamification for Maths and Physics in University Degrees through a Transportation Challenge 

      Hilario Pérez, Lucia; Mora, Marta Covadonga; Montés, Nicolás; Romero Sánchez, Pantaleón David; Barquero Pérez, Sara MDPI (2022)
      Our society is immersed in the Fourth Industrial Revolution due to the fast evolution of the new technologies that are modifying the labor market. In the near future, technologies related to Industry 4.0 will produce ...

    • openAccess   Generación de biogás a partir de la codigestión de biorresiduos 

      Gallardo Izquierdo, Antonio; Colomer Mendoza, Francisco José; CARLOS, MAR; Esteban Altabella, Joan; Álvarez Arregui, Álvaro C & M Publicaciones (2013-03)
      La valorización de biorresiduos mediante biometanización ofrece la posibilidad de conseguir un gas combustible a partir de residuos tales como desechos urbanos biodegradables, lodos de depuradoras, residuos agropecuarios, ...

    • closedAccess   Geometry optimization of a heat storage system for concentrated solar power plants (CSP) 

      Solé, Aran; Falcoz, Quentin; CABEZA, LUISA F.; Neveu, Pierre Elsevier (2018)
      In the present study, geometry optimization of a phase change material (PCM) heat storage system is presented. The existing PCM-fins heat exchanger system works at the back side of a solar receiver in order to minimize the ...

    • openAccess   Geothermal storage integration into a supermarket’s CO2 refrigeration system 

      Karampour, Mazyar; Mateu-Royo, Carlos; Rogstam, Jörgen; Sawalha, Samer Elsevier (2019-05-23)
      This paper investigates the integration of geothermal storage into state-of-the-art CO2 trans-critical booster systems. The objective is to evaluate the impact of this integration on energy efficiency. Three scenarios of ...

    • openAccess   Grasp modelling with a biomechanical model of the hand 

      Sancho-Bru, Joaquin L.; Mora, Marta Covadonga; León Pinzón, Beatriz Elena; Pérez-González, Antonio; Iserte-Vilar, Jose L.; Morales, Antonio Taylor & Francis (2012-05)
      The use of a biomechanical model for human grasp modelling is presented. A previously validated biomechanical model of the hand has been used. The equilibrium of the grasped object was added to the model through the ...

    • openAccess   Grasping Ability and Motion Synergies in Affordable Tendon-Driven Prosthetic Hands Controlled by Able-Bodied Subjects 

      Llop-Harillo, Immaculada; Pérez-González, Antonio; Andres-Esperanza, Javier Frontiers Media (2020-08-26)
      Affordable 3D-printed tendon-driven prosthetic hands are a rising trend because of their availability and easy customization. Nevertheless, comparative studies about the functionality of this kind of prostheses are ...

    • openAccess   Gráficos en investigación y diseño 

      Company, Pedro; Gomis Martí, José María Inegraf (1994)
      En este trabajo se aborda el estudio genérico de los procesos de investigación y diseño, con la intención de revisar las diferencias y semejanzas entre ambos, en cuanto al empleo de herramientas gráficas. La principal ...

    • openAccess   Grip force and force sharing in two different manipulation tasks with bottles 

      Cepriá Bernal, Javier; Pérez-González, Antonio; Mora, Marta Covadonga; Sancho-Bru, Joaquin L. Taylor & Francis (2017)
      Grip force and force sharing during two activities of daily living were analysed experimentally in 10 right-handed subjects. Four different bottles, filled to two different levels, were manipulated for two tasks: transporting ...

    • openAccess   Guiding questions for increasing the generation of product ideas to meet changing needs (QuChaNe) 

      Royo González, Marta; Mulet, Elena; Chulvi, Vicente; Felip, Francisco Springer (2021-03-23)
      One of the reasons why products are replaced is as a consequence of changes in the users’ personal life. Adaptable or upgradable products have the advantage that, to some extent, they counter dissatisfaction in products ...

    • openAccess   Hacia el quinto contenedor: experiencia piloto de recogida selectiva de residuos orgánicos en Castellón de la Plana 

      Gallardo Izquierdo, Antonio; Edo-Alcón, Natalia; CARLOS, MAR; Colomer Mendoza, Francisco José; Esteban Altabella, Joan; Muñoz Capitán, Neus; Badenes, C.; Beltrán, I.; Colás, V.; Muñoz, A. CM Publicaciones (2017-10)
      La Ley 22/2011, de Residuos y Suelos Contaminados establece, entre otras cosas, la necesidad de adoptar medidas para impulsar la recogida separada de biorresi duos. Como consecuencia de esta ...

    • openAccess   Hand Kinematics Characterization While Performing Activities of Daily Living Through Kinematics Reduction 

      Jarque-Bou, Néstor J; Vergara, Margarita; Sancho-Bru, Joaquin L.; Gracia-Ibáñez, Verónica; Roda-Sales, Alba IEEE (2020-05-29)
      Improving the understanding of hand kinematics during the performance of activities of daily living may help improve the control of hand prostheses and hand function assessment. This work identifies sparse synergies (each ...

    • openAccess   Hand kinematics in osteoarthritis patients while performing functional activities 

      Gracia-Ibáñez, Verónica; Agost, Maria-Jesus; Bayarri-Porcar, Vicente; Granell, Pablo; Vergara, Margarita; Sancho-Bru, Joaquin L. Taylor & Francis (2022-03-17)
      Purpose To identify the impact of kinematic limitations on hand osteoarthritis patients’ ability to perform daily living activities. Methods An experiment was performed on 33 patients and 32 healthy subjects. Active ...

    • openAccess   Hand posture prediction using neural networks within a biomechanical model 

      Mora, Marta Covadonga; Sancho-Bru, Joaquin L.; Pérez-González, Antonio In-Tech (2012)
      This paper proposes the use of artificial neural networks (ANNs) in the framework of a biomechanical hand model for grasping. ANNs enhance the model capabilities as they substitute estimated data for the experimental ...

    • closedAccess   Hand-transmitted vibration in power tools: Accomplishment of standards and users' perception 

      Vergara, Margarita; Sancho-Bru, Joaquin L.; Rodríguez Cervantes, Pablo Jesús; Pérez-González, Antonio Elsevier (2008)
      This work presents the results of the measurements of hand-arm vibration carried out in a field survey. This survey attempted to detect the main usability problems of handheld power tools in industry. Hand-arm vibration ...

    • openAccess   Hábitos y prácticas de consumo de teléfonos celulares en México y España 

      Bovea, María D; Cruz-Sotelo, E.; Ojeda-Benitez, Sara; Santillán Soto, Néstor; Favela-Ávila, Hugo; Aguilar Salinas, Wendolyn E. Universidad Nacional Autónoma de México (2013)
      Los avances tecnológicos, la expansión de mercado y el corto ciclo de vida que caracteriza a los aparatos eléctricos y electrónicos, los convierte en el flujo de residuos de más rápido crecimiento en el mundo. Uno de estos ...

    • openAccess   HCFC-22 replacement with drop-in and retrofit HFC refrigernants ina a two-stage refrigeration plant for low temperature 

      Sánchez García-Vacas, Daniel; Cabello López, Ramón; Llopis, Rodrigo; Torrella Alcaraz, Enrique Elsevier (2012)
      The world community has committed to eliminate the HCFC-22 refrigerant to a series of deadlines according to the agreements taken during the 19th Montreal Protocol meeting in September 2007. This phase-out, which is already ...

    • closedAccess   HCFO-1224yd(Z) as HFC-245fa drop-in alternative in low temperature ORC systems: Experimental analysis in a waste heat recovery real facility. 

      Navarro-Esbrí, Joaquín; Amat-Albuixech, Marta; Moles, Fran; Mateu-Royo, Carlos; Mota-Babiloni, Adrián; Collado, Roberto Elsevier (2020-02-15)
      The organic Rankine cycle (ORC) has been growing in importance as a technology for producing electricity from low temperature waste and renewable heat sources. In small-scale applications, the most used working fluid has ...

    • openAccess   Herramienta computacional para analizar un sistema experimental de refrigeración usando hojas de cálculo 

      Mendoza-Miranda, Juan Manuel; Belman, Juan; Gallegos-Muñoz, Armando; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín Federación de Asociaciones de Ingenieros Industriales (2014)
      This paper presents a spreadsheet application for data filtering and energy analysis, which has applications in research and experimental evaluation of the energetic performance of alternative refrigerants. Experimental ...

    • openAccess   Herramientas para la evaluación de riesgos sobre el ambiente y salud, por la disposición final de residus sólidos urbanos 

      Cárdenas Moreno, Paulina Rebeca; Robles Martínez, Fabián; Colomer Mendoza, Francisco José; Piña Guzmán, Ana Belem Universidad Nacional Autónoma de México, la Universidad Autónoma de Tlaxcala, la Universidad Veracruzana y la Universidad de Occidente, a través de la Sección Editorial del Centro de Ciencias de la Atmósfera de la Universidad Nacional Autónoma de México (2016)
      En el campo de la protección ambiental y de la salud pública y ocupacional, es necesario controlar, en la medida de lo posible, las fuentes de emisión de contaminantes ambientales y su impacto. Para tal fin, es indispensable ...