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Mostrando ítems 111-120 de 138
Artículo
A Finite Element‑Based Methodology for the Thermo‑mechanical Analysis of Early Age Behavior in Concrete Structures
(SpringerOpen, 2019)
This paper presents a general procedure based on fracture mechanics models in order to analyze the level of cracking and structural safety in reinforced concrete elements at early ages, depending on the stripping time. ...
Artículo
An unsupervised data completion method for physically-based data-driven models
(Elsevier, 2019-02)
Data-driven methods are an innovative model-free approach for engineering and sciences, still in process of maturation. The idea behind is the combination of data analytics techniques, to handle the huge amount of data ...
Artículo
Aplicación de un modelo probabilístico al comportamiento en fatiga por flexotracción de hormigones reforzados con fibras de acero
(Secretaría del Grupo Español de Fractura, 2016)
En este trabajo se analiza la aplicación de un modelo probabillstico de fallo por fatiga a flexotracción de hormigones reforzados con fibras de acero. Para ello, se ha realizado un exhaustivo estudio bibliográfico ...
Artículo
Modified Disk-Shaped Compact Tension Test for Measuring Concrete Fracture Properties
(Korea Concrete Institute/SpringerOpen, 2017-05)
A new approach for measuring the specific fracture energy of concrete denoted modified disk-shaped compact tension (MDCT) test is presented. The procedure is based on previous ideas regarding the use of compact tension ...
Artículo
Improving the performance of lead-free piezoelectric composites by using polycrystalline inclusions and tuning the dielectric matrix environment
(IOP Publishing Ltd, 2019-07)
Piezoelectric composites are a class of smart materials which can be manufactured in a scalable manner by additive processes, while catering to a wide range of applications. Recent efforts are directed towards composites ...
Artículo
An Experimental Study on Static and Dynamic Strain Sensitivity of Embeddable Smart Concrete Sensors Doped with Carbon Nanotubes for SHM of Large Structures
(MDPI, 2018)
The availability of new self-sensing cement-based strain sensors allows the development of dense sensor networks for Structural Health Monitoring (SHM) of reinforced concrete structures. These sensors are fabricated by ...
Artículo
Structural Analysis of La Giralda's 16th-Century Sculpture/Weather Vane
(Taylor & Francis, 2011)
This article presents an analysis of the mechanical behavior of a historical sculpture known as El Giraldillo, which, in addition to its ornamental qualities, also functions as a weather vane. The 4-meter-high bronze ...
Artículo
A new in situ peeling test for the characterisation of composite bonded joints
(Elsevier, 2018-10)
At the moment, bonded joints quality on composites used in aeronautical industry is verified based on the determination of the interlaminar fracture toughness (Gc) obtained by means of the Double Cantilever Beam (DCB) or ...
Artículo
On the basic phenomenon of soil-structure interaction on the free vibration response of beams: application to railway bridges
(Elsevier, 2016)
The dynamic transverse response of beam type bridges under railway tra c is addressed in this contribution. In particular, how soil-structure interaction may a ect the critical or resonant speeds and the associated vibratory ...
Artículo
Quantification of uncertainty in the prediction of railway induced ground vibration due to the use of statistical track unevenness data
(Elsevier, 2014)
Environmental vibrations due to railway traffic are predominantly due to dynamic axle loads caused by wheel and track unevenness and impact excitation by rail joints and wheel flats. Because of its irregular character, ...