Exploració per tema "Heat"
Ara es mostren els items 1-20 de 21
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Analysis of a thermal energy storage system for application in the Moon
(Universitat Politècnica de Catalunya, 2012-07-19)
Treball Final de Grau
Accés restringit per decisió de l'autorOne 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 ... -
Conductive and convective heat transfer in fluid flows between differentially heated and rotating cylinders
(2015-11-01)
Article
Accés obertThe flow of fluid confined between a heated rotating cylinder and a cooled stationary cylinder is a canonical experiment for the study of heat transfer in engineering. The theoretical treatment of this system is greatly ... -
Developing computer-assisted formative feedback in the light of resource theory: a case on heat concept
(OmniaScience, 2021-10)
Article
Accés obertEvery student needs feedback to understand a scientific concept deeply. However, with a large number of students in each class, individual feedback is a challenge for teachers in Indonesia. Although there have been many ... -
Diseño y optimización de un disipador de calor
(Universitat Politècnica de Catalunya, 2021-02-02)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Efectes calòrics induïts per pressió en sals inorgàniques
(Universitat Politècnica de Catalunya, 2020-01-30)
Treball Final de Grau
Accés obertEn aquest moment la majoria de sistemes de refrigeració funcionen per cicles de refrigeració per compressió de gasos. Els gasos que s'utilitzen són substàncies tòxiques o que participen en l'efecte hivernacle en el cas que ... -
Health & urban conditions : impact of urban conditions on health : assessing the effects of the built environment and urban trees on the UHI and pollution
(Universitat Politècnica de Catalunya, 2023-09-15)
Projecte Final de Màster Oficial
Accés obertRising temperatures, heat wave frequency, and anthropogenic pollution pose significant challenges to urban dwellers’ health. This study aimed to assess the effects of urban conditions on health in three sites in Barcelona, ... -
Heat generation model in the milling process of the Tantalum mineral in the ball mill
(Universitat Politècnica de Catalunya / Universitat de Barcelona, 2015-06)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorTantalum is a rare metal with many application in the electronic industry. This metal is less abundant in the world than gold. Large quantities of energy are required for its extraction. OPTIMORE is a project funded by ... -
Heat storage efficiency, ground surface uplift and thermo-hydro-mechanical phenomena for high-temperature aquifer thermal energy storage
(2022-10)
Article
Accés obertHigh-temperature aquifer thermal energy storage (HT-ATES) systems can help in balancing energy demand and supply for better use of infrastructures and resources. The aim of these systems is to store high amounts of heat ... -
Impacts of surface texture and nature of friction on energy-force efficiency of surface plastic deformation during burnishing
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-09-21)
Article
Accés obertBurnishing, the plastic deformation of the workpiece surface due to sliding contact with a tool called burnisher, is a finishing operation widely used in various industries. In this work, impacts of the initial surface ... -
Modelado y control de temperatura para sistema multivariable GPC sobre plataforma TCLAB Arduino
(Universitat Politècnica de Catalunya, 2021-10-29)
Projecte Final de Màster Oficial
Accés obertEl presente proyecto muestra el modelado, el diseño y la implementación de un controlador GPC (Generalized Predective Control),MIMO (Multiple Input Multiple Output), sobre una placa de estudio denominada TCLAB, la cual ... -
Modelo predictivo de la zona de afectación termal (TAZ) en un sistema geotermal de bomba de calor de agua subterránea (GWHP): Maipú (Santiago de Chile) 33.5ºS
(Universitat Politècnica de Catalunya, 2014-07-15)
Projecte/Treball Final de Carrera
Accés obert -
Modular facade that generates heat using biomass
(Universitat Politècnica de Catalunya, 2018-10)
Projecte Final de Màster Oficial
Accés obertAs the world’s first renewable energy source, biomass has a lot of advantages which are being used nowadays for traditional or industrial purposes. The research conduc¬ted in this paper elaborates on the use of biomass ... -
Molecular-assisted solution-based phase transformation of magnetic nanocrystals for hyperthermia
(Universitat Politècnica de Catalunya, 2021-07-05)
Projecte Final de Màster Oficial
Accés obert -
Mortality in Catalonia during the summer of 2022 and its relation with high temperatures and COVID-19 cases
(Frontiers Media SA, 2023-05-19)
Article
Accés obertPurpose: To analyse the association between the mortality during the summer 2022 and either high temperatures or the COVID-19 wave with data from the Catalan Health Care System (7.8 million people). Methods: We performed ... -
Sequential heat release: an innovative approach for the control of curing profiles during composite processing based on dual-curing systems
(2019-03)
Article
Accés obertThe sequential heat release (SHR) taking place in dual-curing systems can facilitate thermal management and control of conversion and temperature gradients during processing of thick composite parts, hence reducing the ... -
Some approaches to improve the ventilation system in underground potash mines
(Universitat Politècnica de Catalunya, 2016-04-25)
Tesi
Accés obertMine ventilation is a crucial factor for the sake of underground operations. Not only does it affect efficiency and effectiveness rates, but it also influence the health and safety of the employees. Despite it is a topic ... -
Study for the numerical resolution of conservation equations of mass, momentum and energy and a first approach to large problems using computational performance enhancement techniques
(Universitat Politècnica de Catalunya, 2021-09-28)
Treball Final de Grau
Accés obertLes equacions de conservació de la massa, quantitat de moviment i energia són de gran importància a l’hora de comprendre un sistema físic. D’aquestes equacions en deriva, per exemple, el sistema de Navier-Stokes, un dels ... -
Summer heatwaves trends and hotspots in the Barcelona metropolitan region (1914–2020)
(Springer, 2024-03-06)
Article
Accés obertDaily maximum, TX, and minimum, TN, temperatures recorded at Fabra Observatory, for the period 1914–2020 (from June to September), have permitted to identify the daytime and night time heatwaves, HWs, at the Barcelona ... -
Techno-economic analysis of solar PV power-to-heat-to-power storage and trigeneration in the residential sector
(2019-12-15)
Article
Accés obertThis article assesses whether it is profitable to store solar PV electricity in the form of heat and convert it back to electricity on demand. The impact of a number of technical and economic parameters on the profitability ... -
The influence of thermal discomfort on the attention index of teenagers: an experimental evaluation
(2013-03-01)
Article
Accés obertIn order to measure the effect on the attention of teenagers of thermal discomfort due to high temperature and humidity, two experiments were conducted in two different indoor conditions of temperature and humidity in ...