Browsing by Subject "Solar energy"
Now showing items 1-20 of 319
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3-D geometrical modelling and solar radiation at urban scale - morphological or typological digital mock-ups?
(2013)
Conference report
Open AccessStudies regarding solar energy at the neighbourhood scale always have to deal with the size and the complex geometry of a real built context. Three-dimensional modelling techniques allow visual reproduction of formal ... -
3D simulations of back-contact back-junction c-Si(P) solar cells with doped point contacts
(2013)
Conference report
Restricted access - publisher's policyThe back-contact back-junction BC-BJ solar cell concept is a promising photovoltaic structure for both laboratory and industrial c-Si solar cells. High efficiency devices based on this concept have been reported in the ... -
3G access network dimensioning in isolated rural areas based on femtocells
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Restricted access - publisher's policyBased on the definition of the access network architecture and the forecast of voice and data traffic evolution, this paper derives engineering rules for radio network dimensioning of 3G femtocell-based access networks in ... -
4MW photovoltaic solar installation project in public car park
(Universitat Politècnica de Catalunya, 2023-07-12)
Bachelor thesis
Restricted access - confidentiality agreementAquest document recull el Projecte tècnic per a la implantació d'un parc solar Fotovoltaic de 4 MW de potència nominal a un parc temàtic d'atraccions de Catalunya. Es tracta d'una instal·lació amb més de 5.000 mòduls ... -
A 3D symmetry-preserving simulation of a concentrated photovoltaic thermal (CPVT) solar collector
(Institute of Physics (IOP), 2024)
Conference report
Open AccessIn this work, a general collocated and unconditionally stable framework on unstructured meshes for solving Conjugate Heat Transfer (CHT) problems is presented by means of preserving the underlying symmetries of the continuous ... -
A CFD study of air flow inside a building heated by solar radiation
(Universitat Politècnica de Catalunya, 2017-10-27)
Bachelor thesis
Restricted access - confidentiality agreement -
A comparison of fuzzy-based energy management systems adjusted by nature-inspired algorithms
(Multidisciplinary Digital Publishing Institute, 2021-02-12)
Article
Open AccessThe growing energy demand around the world has increased the usage of renewable energy sources (RES) such as photovoltaic and wind energies. The combination of traditional power systems and RESs has generated diverse ... -
A comprehensive assessment of new absorber-exchanger designs for hybrid PVT-water collectors
(2019)
Article
Open AccessIn this paper, 26 alternative absorber-exchanger designs for hybrid PV-Thermal (PVT) solar collectors are proposed and compared against a reference-case, commercial sheet-and-tube PVT collector. The collectors involve ... -
A comprehensive methodology for the statistical characterization of solar irradiation: application to the case of Morocco
(Multidisciplinary Digital Publishing Institute, 2023-03-06)
Article
Open AccessThe prediction and characterization of solar irradiation relies mostly on either the use of complex models or on complicated mathematical techniques, such as artificial neural network (ANN)-based algorithms. This mathematical ... -
A comprehensive simulation tool for adsorption-based solar-cooled buildings. Control strategy based on variable cycle duration
(2021-01-15)
Article
Open AccessAdsorption cooling systems (ACS) may contribute towards a sustainable way of satisfying the increasing cooling demand, as they utilize solar thermal energy and employ non-ozone-depleting substances. Apart from the intrinsic ... -
A daylight criterion on solar controls for comparing sky radiance models
(1996-05)
Article
Restricted access - publisher's policyThe obstruction of solar radiation by solar controls must be balanced with the required daylight contribution. Solar controls are characterized by the percentage of non-obstructed external radiance. The estimation of this ... -
A heuristic method to design autonomous village electrification projects with renewable energies
(2014-08-14)
Article
Restricted access - publisher's policySystems relying on renewable energies demonstrated to be a reliable and sustainable option to electrify isolated communities autonomously. Hybrid systems that combine different energy resources and distribution microgrids ... -
A low-disturbance diagnostic function integrated in the PV arrays' MPPT algorithm
(IEEE, 2011)
Conference report
Restricted access - publisher's policyThis paper focuses on the estimation of series resistance changes for flat silicone PV panels or arrays during operation, without moving the operating point far away from the Maximum Power Point1. The method is based ... -
A new approach for alkali incorporation in Cu2ZnSnS4 solar cells
(2022-10-01)
Article
Open AccessThe addition of alkali elements has become mandatory for boosting solar cell performance in chalcogenide thin films based on kesterites (Cu2ZnSnS4, CZTS). A novel doping process is presented here, that consists in the ... -
A partir de la solució constructiva de l'estadi de futbol de l’Agrupació Esportiva i Cultural Manlleu es realitzarà una enginyeria de detall d’una instal·lació solar tèrmica per a la cobertura de les necessitats d'ACS per al funcionament de les seves instal·lacions
(Universitat Politècnica de Catalunya, 2010-01)
Master thesis (pre-Bologna period)
Open Access -
A practical tool for sizing optimal shading devices
(1993-01)
Article
Restricted access - publisher's policyA nomogram is presented for use in regions with a Mediterranean climate. Architects can use this tool as an easy way to optimize the design of shading devices. The nomogram allows the performance of a proposed external ... -
A Rapid Prototyping Approach to Designing Static Power Converters
(Universitat Politècnica de Catalunya, 2020-07-14)
Bachelor thesis
Restricted access - author's decisionAquest treball de fi de grau té com a objectiu desenvolupar, afinar i depurar una metodologia per a una sèrie d’eines per al desenvolupament de convertidors estàtics de potència. L’objectiu del treball és accelerar el ... -
Abastament del sistema de calefacció i A.C.S a partir d'energia solar en un habitatge plurifamiliar.
(Universitat Politècnica de Catalunya, 2016-06-23)
Bachelor thesis
Open AccessAquest projecte intenta comprovar fins a quin punt és possible donar abastament d’aigua calenta al sistema de calefacció i d’ACS en un habitatge plurifamiliar mitjançant la energia solar. Per a realitzar això s’ha estructurat ... -
Air conditioning solar plant for a small office located in a mediterranean climate
(2010)
Conference lecture
Restricted access - publisher's policyThis work describes the air-conditioning solar driven system installed at the premises of the company RDmes, located in Terrassa (about 25 km inland from Barcelona). Main components that make up the system are a small-capacity ... -
Analysis of the behaviour of cadmium telluride and crystalline silicon photovoltaic modules deployed outdoor under humid continental climate conditions
(2018-07-20)
Article
Open AccessPhotovoltaic (PV) modules are the main element responsible for the harvesting of solar radiation in PV systems. Thus, their reliability and durability are two crucial factors to take in consideration for conceiving ...
