Exploració Doctorat en Enginyeria de la Construcció per data d'edició
Ara es mostren els items 1-20 de 242
-
Seismic numerical analysis of an Inca stone wall in Sacsayhuaman using rigid body dynamics within a finite element framework
(Elsevier, 2024-07)
Article
Accés obertThe study and conservation of the stone heritage is a global concern, mainly when the buildings are in seismic zones. Stone structures can be very simple or considerably complex, depending on their style and form of ... -
Digital twinning of building construction processes. Case study: a reinforced concrete cast-in structure
(Elsevier, 2024-05)
Article
Accés obertThis paper summarizes the findings obtained during the development of information pipelines between a construction site and its corresponding digital twin. The case study is the construction of an office building in which ... -
ASHVIN Use Case: Digital twining of concrete consolidation quality process
(2024-04-08)
Report de recerca
Accés obertA specific model is developed by Digital Twin Technologies (DTT) and the Polytechnic University of Catalunya (UPC) for real-time monitoring of vibration quality to proactively address concrete consolidation issues. -
ASHVIN Use Case: Digital twin enabled multi physics simulation and model matching
(2024-04-08)
Report de recerca
Accés obertContextualizing information between multi-physics simulations and vaster information constructs such as digital twins. 3D geometries, measurements, simulations, and asset management coexist in such information constructs. -
Photogrammetry-aided numerical seismic assessment of historical structures composed of adobe, stone and brick masonry: application to the San Juan Bautista Church built on the Inca temple of Huaytará, Peru
(Elsevier, 2024-04)
Article
Accés obertThis research presents a cost-effective surveying methodology to assist the seismic assessment of complex heritage buildings, based on terrestrial structure-from-motion (SfM) photogrammetry. The method was applied to the ... -
Effect of steel slag on compaction times of asphalt mixtures based on prediction of cooling curves
(2024-03)
Article
Accés obertThis study investigates the thermal properties of asphalt mixtures incorporating steel slag as a potential substitute of natural aggregates in hot mix asphalt, precisely the BBTM11B type. The thermal properties were analysed ... -
Characterisation, symptom pattern and symptom clusters from a retrospective cohort of Long COVID patients in primary care in Catalonia
(2024-01-15)
Article
Accés obertBackground: Around 10% of people infected by SARS-COV-2 report symptoms that persist longer than 3 months. Little has been reported about sex differences in symptoms and clustering over time of non-hospitalised patients ... -
Utilization of ultra-fine dredged sand from the Yangtze River in alkali-activated slag/fly ash mortars: mechanical properties, drying shrinkage and microstructure
(Elsevier, 2023-12)
Article
Accés obertThe ultra-fine dredged sand (DS) from the lower reaches of the Yangtze River is a large amount of solid waste with the potential to be recycled and applied as a replacement for fine aggregate. This article discussed the ... -
Data-driven model for predicting indoor air quality and thermal comfort levels in naturally ventilated educational buildings using easily accessible data for schools
(Elsevier, 2023-12)
Article
Accés obertModeling indoor air quality and thermal conditions in educational buildings is significant for protecting students' health, well-being, and productivity. The predictive models in existing studies were mainly built and ... -
Knowledge graph-based data integration system for digital twins of built assets
(Elsevier, 2023-12)
Article
Accés obertThe emergence of digital twin technologies offers a promising avenue for improving decision-making through the integrated use of up-to-date physical or synthetically simulated data. Nevertheless, the practical implementation ... -
Effect of free and embedded polypropylene fibres recovered from concrete recycling on the properties of new concrete
(2023-11-20)
Article
Accés obertThis study aims at investigating the effect of incorporating different quantities of polypropylene fibres recovered during concrete recycling or embedded in recycled aggregates on the mechanical properties of new polypropylene ... -
A comprehensive assessment of indoor air quality and thermal comfort in educational buildings in the Mediterranean climate
(2023-11-17)
Article
Accés obertMaintaining good indoor air quality and thermal comfort is a challenge for naturally ventilated educational buildings, as it can be difficult to achieve both aspects simultaneously. Nonetheless, most of the existing studies ... -
Assessment of the energy implications adopting adaptive thermal comfort models during the cooling season: a case study for mediterranean nursing homes
(Elsevier, 2023-11-15)
Article
Accés obertThe growing demand in the use of cooling in buildings for the effects of climate change and the thermal comfort conditions requires the adoption of energy conservation measures. Implementing adaptive thermal comfort models ... -
A field investigation of the thermal comfort of older adults in cold winter climates
(2023-10-28)
Article
Accés obertPopulation ageing, extreme weather, and high energy costs are the current and future global scenarios. The present study analyses the factors affecting the thermal comfort of older adults and evaluates their thermal ... -
Digital twinning during load tests of railway bridges - case study: the high-speed railway network, Extremadura, Spain
(Taylor & Francis Group, 2023-10)
Article
Accés obertThis article presents a case study with various developments of digital twinning of a sample of load tests performed on several railways bridges. The case study is located in Extremadura, South Western Spain and its aim ... -
Long-distance and continuous horizontal displacement sensor of deep excavation based on distributed optical fiber sensing
(2023-10)
Article
Accés obertA long-distance displacement and continuous sensor based on distributed optical fiber sensing (DOFS) with the ability to measure the horizontal displacement of deep excavation was investigated herein. The feasibility and ... -
Durable structural concrete produced with coarse and fine recycled aggregates using different cement types
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-10)
Article
Accés obertThe durability properties of structural recycled aggregate concrete (RAC) produced with 50% coarse recycled concrete aggregates and up to 20% fine recycled concrete aggregates were analysed and compared to those of ... -
An orthotropic damage model for masonry walls with consistent damage evolution laws
(2023-10)
Article
Accés obertThis research presents a constitutive model for the macro scale simulation of masonry structures. The model is containing an orthotropic plane stress assumption, which appears as an appropriate assumption for the in-plane ... -
Influence of the designer-assumed cyclic hardening parameters on the overstrength of austenitic stainless steel links
(2023-09)
Article
Accés obertDissipative zones in buildings allow for the release of energy when a seismic event occurs. The structural analysis of these zones involves the study of the structure at different levels ranging from mechanical properties ... -
The impact of accelerated maintenance system on alkali-activated mortar incorporating ultra-fine dredged sand
(Elsevier, 2023-08)
Article
Accés restringit per política de l'editorialAlkali-activated concrete mixed with waste dredged sand (DS) is a new type of green concrete. In addition to reducing resource consumption and CO2 emissions, this approach is also cost-effective. Therefore, the ongoing ...