Due to the current high energy prices it is essential to find ways to take advantage of new energy resources and enable consumers to better understand their load curve. This understanding will help improve customer flexibility and their ability to respond to price or other signals from the electricity market. In this scenario, one of the most important steps is to carry out an accurate calculation of the expected consumption curve, i.e. the baseline. Subsequently, with a proper baseline, customers can participate in demand response programs and verify performed actions. This paper presents an artificial neural network (ANN) method for short-term prediction of total power consumption in buildings with several independent processes. This problem has been widely discussed in recent literature but a new point of view is proposed. The method is based on two fundamental features: total consumption forecast based on independent processes of the considered load or end-uses; and an adequate selection of the training data set in order to simplify the ANN architecture. Validation of the method has been performed with the prediction of the whole consumption expressed as 96 active energy quarterhourly values of the Universitat Politècnica de València, a commercial customer consuming 11,500 kW.
The COVID-19 pandemic and the need to put populations into lockdown require a reflection on the capacity of homes to adjust to a specific function for which they are not designed: ensuring the health and wellbeing of people during lockdown periods. Thus, the government in the Comunitat Valenciana promoted a study to evaluate house fit in this Spanish region through the Valencia Institute of Building. The information was obtained by directly asking people affected through an online survey. On the basis of a series of indicators proposed in the study, the level of resilience and measures that favour house adaptation to such an extreme situation are analysed. The ultimate purpose is to offer solutions to enhance house behaviour against similar risks. The information obtained will be further useful for regional regulations of house design to be amended, currently under revision.
In order to contribute to climate neutrality within the EU in 2050, it is necessary for administrations to play a driving role through green public procurement for building renovation (GPPBR). Among the main barriers that slow down the GPPBR, a lack of knowledge of the parties involved can be highlighted. Faced with this scenario, the aim of this article is to provide a compilation, as a preliminary state of the art, of the most important environmental measures to bring to the GPPBR specifications. The methodology used for this compilation and critical analysis consisted of a systematic search for laws, regulations and guides prepared by Spanish public administrations, as well as looking into other international information sources, mainly collected from the EU. Despite the fact that related technical information is abundant, it is scattered and at times impractical. This study can be useful as a basis for both drafting specifications and highlighting the need to develop other specific and advanced technical procedures to assist GPPBR professionals.
RESUMENLa iglesia de San Nicolás de Gandía (1962), es la obra póstuma del ingeniero Eduardo Torroja Miret, en colaboración con el arquitecto Gonzalo Echegaray Comba. El templo se caracteriza por su singular estructura: dos láminas plegadas de hormigón armado postesado, apoyadas en los testeros, salvando una luz de 29 m. En el año 1996, la detección de fisuras en el hormigón y desprendimientos de recubrimientos de las armaduras, hicieron aconsejable una inspección y evaluación exhaustiva de las lesiones que presentaba el edificio, mayormente producidas por la corrosión de las armaduras del hormigón, y que concluyó recomendando la reparación de las mismas.El presente trabajo explica el sistema estructural del templo, describe los daños detectados en la estructura, expone el proyecto de rehabilitación que se elaboró y muestra las obras que se ejecutaron durante la intervención. Las obras finalizaron justo para la celebración del 50 aniversario de su construcción en 2012.Palabras clave: Láminas plegadas; hormigón postesado; corrosión; rehabilitación; conservación; Movimiento Moderno. Gandia (1962)
ABSTRACT The church of San Nicolas in
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