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Mostrando ítems 11-20 de 34
Ponencia
Use of Phase Change Materials in Photovoltaic Modules with Solar Concentration Up to 2X
(EUPVCEC, 2011)
Module efficiency depends of the irradiance level and its temperature. Module temperature depends of ambient temperature, irradiance, thermal characteristic of the module, surrounding of the module, and the direction ...
Ponencia
Análisis comparativo de la influencia de las condiciones climáticas en Europa en la eficiencia de una instalación fotovoltaica de conexión a red
(Asociación Española de Energía Solar, 2004)
En este trabajo se presente un análisis comparativo de la influencia que tienen las condiciones climáticas reales en doce ciudades europeas sobre la eficiencia de una instalación fotovoltaica de conexión a red. Para ello, ...
Ponencia
Reliability of photovoltaic solar systems through real O&M follow-up data
(EUPVCEC, 2016)
This paper provides a detailed analysis of failures and incidents that occurred in 218 PV systems, in 24 PV plants and 17 PV parks, for 15 months of performance, located in Spain and Italy. The results show that ...
Artículo
Benefits of Medium Temperature Solar Concentration Technologies as Thermal Energy Source of Industrial Processes in Spain
(MDPI, 2018-10)
This paper analyses the possible applications of medium temperature solar concentration technologies, Compound Parabolic Collector, Linear Fresnel Collector and Parabolic Trough Collector in the Spanish industrial ...
Ponencia
Comparative analysis of domestic water heating thermosiphon systems tested according to the Standard ISO 9459-2
(International Solar Energy Society, 2014)
The Standard ISO 9459-2 is a standard for the characterization of thermal performance of domestic water heating systems without auxiliary heating. In this study, 18 domestic water heating thermosiphon systems have been ...
Ponencia
Experimental evaluation of the solar radiation gains over photovoltaic cells due to the use of tio2 treated surfaces. Applications to photovoltaic systems with micro-inverters
(EUPVCEC, 2016)
In building integrated photovoltaic (PV) systems, the reflection of the solar radiation by the walls of the buildings may cause a non-uniform distribution of the incident radiation on the different PV modules. However, by ...
Artículo
Cloudiness Characterization in Seville Using Ceilometer Measurements
(AIP Conference Proceedings, 2020)
Laser Ceilometers make use of the elastic LIDAR by emitting signals vertically in the atmosphere and analyzing the profile of the backscattered signal to detect clouds and calculate cloud-base height [1]. Due to the high ...
Ponencia
Impact of the intra-day variability of the DNI on the energy yield of CSP plants
(American Institute of Physics Inc., 2019-07)
The operation and the electricity yield of CSP plants in two days with the same daily-accumulated DNI, even with the same Aperture Normal Irradiance (ANI) can be very different depending on other parameters such as the ...
Ponencia
Comparison of the representativeness of solar radiation type of days from the viewpoint of the production of parabolic trough and central receiver plants
(American Institute of Physics, 2022-05)
The classification of days according to the solar radiation features is one of the tools frequently used for the solar resource assessment, modelling or forecasting. Recent studies discuss the appropriate classification ...
Artículo
Identifying periods of clear sky direct normal irradiance
(Elsevier, 2017)
When modeling the effect of the cloud transients in the Direct Normal Insolation (DNI), it is particularly relevant to identify those moments in which there are no clouds between the observer and the sun. In this paper, ...