José A.F.O. Correia

José A.F.O. Correia
University of Porto | UP · Department of Civil Engineering

Ph.D. Civil Engineering (structures)
Researcher, University of Porto, Portugal

About

434
Publications
119,480
Reads
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4,447
Citations
Introduction
José A.F.O. Correia, born 1984 in Peso da Régua, Portugal, is Researcher of the INEGI/UP and CONSTRUCT/FEUP (Portugal). He is also Invited Professor at the structural mechanics section/ISISE in the Civil Engineering Department of the University of Coimbra. Since 2018, he is Guest Teacher at the Engineering Structures Department of the Civil Engineering and Geosciences Faculty of the Delft University of Technology (Netherlands). He obtained the degrees BSc (2007) and MSc (2009) in Civil Engineering by the University of Trás-os-Montes e Alto Douro. He is specialist in steel and composite construction by the University of Coimbra in 2010. He is PhD in Civil Engineering by University of Porto in 2015.
Additional affiliations
February 2019 - present
University of Porto
Position
  • Researcher
Description
  • Since 2021/06 - Researcher (funded by FCT); 2019/02 to 2021/05 - Researcher (funded by FCT)
September 2016 - present
University of Coimbra
Position
  • Professor
Description
  • Researcher & Invited Professor
October 2015 - August 2016
University of Coimbra
Position
  • Invited Collaborator
Description
  • Scientific Project: PROLIFE - PROlonging LIFE time of old steel and steel-concrete bridges.

Publications

Publications (434)
Conference Paper
This paper focuses on the probabilistic characterization of the cyclic behaviour of steel deep members with European I-shaped profiles. The variability of the behaviour of the member depends on several factor such as the material variability and geometrical imperfections. The effect of material variability is well recognized by the scientific commu...
Article
Wind, as a sustainable and affordable energy source, represents a strong alternative to traditional energy sources. However, wind power is only one of the options, together with other renewable energy sources. Consequently, the core concerns for wind turbine manufacturers and operators are to increase its reliability and decrease costs, therefore e...
Article
Fatigue is a classic and longstanding issue, which challenges railway axles’ structural integrity. In spite of its almost 200 years of research history, it has always been a hot topic considering the increasing service speed and safety concern. Except for inclusions, defects from axle steel ingot, corrosion pit, fretting and flying ballast impact d...
Article
A demountable ‘lockbolt’ shear connector (LB-DSC), consisting of a short partially threaded bolt that is locked on a steel flange to eliminate tolerance and initial slip issues and a compatible machined tube that can be fastened/unfastened over the bolt to facilitate the easy and fast disassembly process for reuse of all components, was proposed fo...
Article
Full-text available
The focus of this research work was predicting the fatigue life of mechanical components used for industrial and transport systems. To understand how the phenomenon of fatigue occurs in a material, the fatigue crack growth is studied. The purpose of this work was to create a graphical user interface (GUI) under Matlab to allow researchers to conduc...
Article
Fatigue crack growth modelling for S355 structural steel considering plasticity-induced crack-closure by means of UniGrow model, Abstract: The UniGrow model is an analytical procedure to assess the fatigue crack growth based on elastic-plastic crack tip stresses and strains. The assumption is that fatigue crack growth (FCG) can be considered as a p...
Article
In this paper, the applicability of the cumulative strain energy density is explored as a fatigue indicator parameter for advanced high-strength steels subjected to strain-controlled conditions. Firstly, the cyclic stress-strain responses of nine steels, selected from three multiphase families, encompassing different elemental compositions and diff...
Article
According to the climate crisis, the offshore wind turbine can play an important role to improve the green energy sector. Due to the rough and stochastic metocean environment, the fatigue existence in marine structures is inevitable. Several probabilities and artificial intelligence models can predict the metocean environment for fatigue assessment...
Article
This paper aims to investigate the effects on metal sandwich panels with different dimple core designs using four-point bending simulation under constant and variable amplitude loading. A core design with cavity and porosity in the body structure was found to reduce the panel structural integrity. This would lead to unstable bonding between the pan...
Article
Under external loadings, notched components always show varying degrees of stress concentration. Accordingly, different kinds of approaches have been presented to characterize notch fatigue behaviours under complex loading histories. Among them, the considering of the stress gradient effect is a popular perspective, together with the fatigue damage...
Article
Notch and size effects have shown significant influences on fatigue performance of engineering components, which deserve special attentions when performing structural health assessment. Thus, a possible size effect on critical distance is identified, when evaluating fatigue lives of notched specimens using the theory of critical distance.. In this...
Presentation
Full-text available
Computer vision and Artificial Intelligence (AI) have an increasingly application in structural inspection, producing promising results in the anomalies detection. This work brings an assessment of one of the most successful and recent techniques used for such purpose, the Mask R-CNN.
Article
Full-text available
Aluminum-based alloys have been considered candidate materials for cathodic protection anodes. However, the Al-based alloys can form a layer of alumina, which is a drawback in a sacrificial anode. The anodes must exhibit uniform corrosion to achieve better performance. Aluminum can be alloyed with Zn to improve their performance. In this sense, in...
Article
Recent experimental studies showed that deep steel I-shaped profiles classified as high ductility class sections in seismic design international codes exhibit low deformation capacity when subjected to cyclic loading. This paper presents an innovative retrofit solution to increase the rotation capacity of beams using bonded carbon fiber reinforced...
Article
A fast-expanding number of oil & gas companies are planning to shift investment to renewable energy projects, with offshore wind expected to spearhead this campaign. Now, with global demand for wind power growing, major oil and gas companies are diversifying their portfolios by developing offshore wind and the companies that provide services to off...
Article
In this research work, the modelling of the fatigue crack growth behaviour of the 6061-T651 aluminium alloy through the Huffman fatigue crack growth approach, based on the strain energy density from dislocations and considering the residual stress effects was suggested. The Huffman fatigue crack growth model is based on the cyclic stress–strain beh...
Article
The study presents the results of the research on the rate of fatigue crack growth subjected to bending in the ferritic-pearlitic structure. The studies were carried out at a constant amplitude of the moment and at various values of the load ratios R and at the operating frequency of the machine of 28.4 Hz. Flat specimens made of S355 steel and wit...
Article
Recently, more attention has been paid to the development of lightweight aggregate concrete due to its many advantages, such as low density, good thermal insulation, and fire resistance. The fatigue performance of ultra-lightweight cement composite (ULCC) and lightweight aggregate concrete (LWAC) with comparable compressive and flexural strength wa...
Article
Nominal stresses have been used for a long time for the assessment of fatigue resistance of welded joints, however, this approach has strong limitations since the definition of the nominal stress may be subjective for complex welded details and/or complex loading. On the other hand, the hot-spot stress approach has been proposed to overcome these l...
Article
Fatigue assessment in the presence of intricate geometries is critical for ensuring reliability and structural integrity of engineering components. This study proposes a generalized weakest-link model for probabilistic life prediction of notched components considering statistical and geometrical size effects, in which the failure probability of mat...
Article
With the improvement of computational capability, finite element simulation is an increasingly practical method to accurately predict the ultimate capacity and ductile fracture behavior of high-strength bolts. However, the mesh size affects the results of FE simulations but related research on mesh size effects is relatively limited. In the present...
Article
Full-text available
Structural components with different scales normally show different fatigue behaviors, which are virtually dominated by defects originated from multiple sources, including manufacturing processes. This paper reviews three types of size effects (statistical, geometrical, technological) as well as their recent advances in metal fatigue, aiming to pro...
Article
In general, the S-N curve, which describes the relationship between fatigue life and stress level with a typical guarantee rate, is employed during the design of FRP structures. However, the effect of mean stress on fatigue life is typically ignored. In this paper, a revision term is proposed to consider the mean stress effects on the basis of the...
Article
Despite the significant advantages such as rapid prototyping of complex structures, engineering application of Additive Manufacturing (AM) technique has been limited due to the weak fatigue performance and lacking of fatigue design rules of AM parts. Particularly, this application relies on the improvement of AM processing technique and integrity a...
Article
Full-text available
The European Commission is developing a Single European Transport Area and has promoted a modal shift from road to rail to achieve a more competitive and resource-efficient transport system [...]
Article
Notch fatigue analysis is vital for structural integrity design, while efficient fatigue models coupling notch and size effect are still lacking, which are highly desired for fatigue design of critical components. Accordingly, this study proposes a new probabilistic fatigue model for life assessment by combining the weakest link theory with strain...
Article
In this paper, a new framework for accurate reliability analysis is proposed based on improving the directional simulation by using metaheuristic algorithms. Usually for highly nonlinear and complex performance functions, finding the unit vector direction requires very high calculations or impossible practically. Hence, the novel improved version i...
Article
In this work, three classes of fatigue models are reviewed according to the fatigue regimes commonly considered in the current components design. Particular attention is devoted to the so-called Class III fatigue models, covering the three fatigue regimes, namely, LCF, HCF and VHCF. The applicability and limitations of the proposed analytical sigmo...
Article
Dams are considered as the critical part of infrastructure of any country, and their construction requires considerable amounts of capital and labor. The optimal design of dams can lead to significant savings in time and cost. In this regard, the goal of this study is proposing an efficient framework for the probabilistic design of gravity dams usi...
Chapter
There is a significant number of old metallic bridges with high levels of structural degradation due to their long service period. Fatigue problems are especially important in these structures since the majority of them were not designed taking into account this phenomenon. Several investigations showed that riveted joints are critical details sinc...
Chapter
The Portuguese railway sector has suffered a significant shortage of resources, generating many issues associated with the maintenance of the rolling stock affecting its operational ability. Many of these problems are caused by the fatigue phenomenon in leaf springs of freight wagons. Thus, the study of fatigue becomes an important role in the stru...
Chapter
Railway has proved to be a sustainable transportation alternative. This potential has caused a huge investment in the sector in recent years. However, in the freight sector, leaf spring suspensions have been suffering failures due to fatigue, causing derailments and serious losses. This work intends to provide resources to predict future structural...
Article
Full-text available
Suspension bridges are critical components of transport infrastructure around the world. Therefore, their operating conditions should be effectively monitored to ensure their safety and reliability. However, the main cables of suspension bridges inevitably deteriorate over time due to corrosion, as a result of their operational and environmental co...
Article
Spatial and temporal temperature variations in bridge structures due to changes in the surrounding climate produce movements which, if restrained, may induce stresses in the structure. Temperature effects have always been considered to be one of the critical issues that affect the performance of prestressed concrete (PC) bridges. In order to (1) de...
Article
Spatial and temporal temperature variations in bridge structures due to changes in the surrounding climate cause bridge expansion which, if restrained, may induce secondary stresses in structures. Temperature effects have always been considered to be one of the most critical issues in the performance of traditional Prestressed Concrete (PC) bridges...
Article
The reliable performance of composite tubes conveying nanofluid is an essential issue for robust design under dynamic loads. Further, the frequency failure mode of these structures is a considerable performance function to provide a balance between mass and stiffness of the structure. The ability of the first-order reliability method (FORM)-based f...
Article
Fatigue damage is treacherous and can lead to the failure of offshore structures. The purpose of this research is to evaluate and discuss the stress concentration factor (SCF) values for two geometries of offshore tubular KT joints using different calculation methods to be used in fatigue design. The work was done by using analytical calculations,...
Article
This paper focuses on the characterization of the rotation capacity of steel deep and shallow members made with European profiles subjected to cyclic flexural loading by considering several influencing parameters such as geometrical imperfections, material ductility, lateral unbraced length, and member length. For this purpose, an advanced finite e...
Article
Fatigue assessment in the presence of intricate geometries is critical for ensuring structural integrity and reliability of engineering components. Based on the energy field intensity (EFI) approach, this study establishes a probabilistic framework to predict fatigue life of notch components considering size effect. Specially, a new concept of effe...
Article
Long-term exposure to a harsh environment leads to irreversible degradation of mechanical properties of fiber-reinforced polymer (FRP) profiles. Understanding the aging effects on pultruded FRP composites due to long-term exposure is essential. The moisture diffusion process plays a significant role in understanding material degradation of E-glass/...
Article
Old metallic bridges are prone to high levels of structural degradation due to their long service life, therefore, it is essential to study strengthening techniques. Implementation of injection bolts to replace riveted joints exposed to fatigue damages has been studied. The mechanical performance of injection bolts has been studied mainly based on...
Article
In Europe, a large number of old riveted metallic bridges approach the end of their fatigue life. Past research has shown that the application of CFRP can be very efficient in delaying the crack growth rate of deficient structural elements with existing crack. However, little attention is given to the fatigue resistance of non‐damaged metallic memb...
Article
This paper presents a new approach to estimate the fatigue life of metallic details retrofitted with bonded CFRP patch. Existing phenomenological and analytical methods to predict the fatigue life of metallic structural details retrofitted with bonded CFRP patch do not consider the cyclic degradation of the composite patch. As for all materials the...
Article
Full-text available
The 1st Virtual European Conference on Fracture (VECF1) has gathered more than 300 researchers from all over the world. They have presented more 320 papers, including 9 plenary lectures in the scope of the main VECF1 topics. Starting with 1800 views on the first day, there were 9300 views in the “hottest period” (June 20 - July 2), making this even...
Article
This work presents global and local fatigue approaches for snug-tight (common in rack structures) and preloaded bolted joints using thin hot-dip galvanized steel plates, where the zinc coating results in a low friction coefficient. Moreover, S-N data supporting the current revision of Eurocode 3 (EN 1993-1-9) is generated by considering remote and...
Article
The wind resource offshore is often excellent due to a higher average wind speed and lower turbulence intensity. Jacket structures are the most common offshore platforms for extraction of oil and natural gas in relative low water depths. When the offshore resources run out, these structures must be displaced to another area containing underground r...
Article
Fatigue is one of the main causes of failures as well as mechanical fractures in structural details made of aluminium alloys under cyclic loading, where the materials (during the crack growth process) are subject to the stress R-ratio effects and crack closure phenomenon. In this research work, a comparison of the effect of various crack closure/op...
Article
Fibre Reinforced Polymer (FRP) composites can provide efficient enhancements in terms of strength and deformability for concrete structures, in which accurate predictions of FRP confined concrete ultimate conditions is highly essential to maintain safety levels, further structural analysis and members design. In this paper, three novel hybrid intel...
Article
The fatigue crack initiation and propagation phases have been widely studied by the scientific community. There are several models to describe low-cycle fatigue behaviour based on strain damage criteria, but the most widely used is the Coffin-Manson-Morrow relationship, normally used for the fatigue crack initiation modelling. In addition, strain-l...
Article
Full-text available
Accurately obtaining the material parameters of the damage model is very important for the ductile fracture simulation of steel structures made of high strength steel (HSS). The combination of micromechanics with the uncoupled phenomenological fracture model can be used to obtain the material parameters of ductile fracture locus only from the uniax...
Article
Full-text available
High strength steel welded joints are usually fabricated by heterogeneous weld metal for reducing the negative impacts of microstructural characteristics and defects on mechanical properties, such as hydrogen embrittlement cracking, joint toughness decreasing, etc. To reflect material heterogeneity in the mechanical characteristics, two kinds of we...
Article
Full-text available
The ductile performance of high strength steel (HSS) from different steel grades, producers, manufacturing processes varies a lot. It is also difficult to conduct all kinds of reliable experiments to generate different stress status through different initial specimen geometries or by applying different load combinations in the civil engineering sec...
Article
The fatigue resistance of welded connections made of high strength steel (HSS) is one of the most important topics for the application of HSS in the construction sector. One of the most challenging issues is how to predict the fatigue life of welded structures with complex geometry based on the test results from relatively simple coupon specimens....
Article
Wire arc additive manufacturing (WAAM) has increasingly attracted attention in the construction sector because of its ability to produce large metallic structural parts in short times. In this paper, Coffin-Manson and Morrow (CMM) equation is employed to compare the fatigue life of WAAM stainless steel with the structural steels S355 and S690. The...
Article
Elastomers are considered to be a popular vibration damping material for mechanical vehicles. Rubber components are the most commonly used - mainly due to their price. Competing solutions are PUR (Rigid Polyurethane) materials The results of investigations of polyurethane materials in various hardness configurations are presented in this paper. The...
Article
This article describes an innovative methodology for estimating in-plane horizontal displacements of Civil Engineering structures based on video systems integrated on Unmanned Aerial Vehicles (UAVs). As the structure and the UAV are both in motion, estimating absolute structural displacements involves, first, assessing the relative displacements of...
Article
Full-text available
The paper presents a comparison of the results of the fatigue crack growth rate for raw rail steel, steel reinforced with composite material-CFRP-and also in the case of counteracting crack growth using the stop-hole technique, as well as with an application of an "anti-crack growth fluid". All specimens were tested using constant load amplitude me...
Article
Although several old riveted bridges served more than 100-150 years in the world, some of them are still in the application, generally limited by the economic budget or cultural relic protection reason. Hence, the status of those bridges needed to be evaluated to support the bridge management and rehabilitation, especially with the increasing traff...
Article
Surface damages caused by the impact of flying objects are important factors responsible for fatigue performance degradation of high-speed railway axles, both qualitative and quantitative assessment of these damages are necessary for the maintenance of these axles. In this paper, cubical projectiles were used to reproduce actual damages on S38C axl...
Article
This paper presents experimental research aimed at addressing the fatigue behaviour of thin-walled cold roll-formed steel sections, very commonly used in rack structures. This research is performed under the FASTCOLD-RFCS project, which aims to fill an existing gap on fatigue design rules. A new design S-N curve is derived from an innovative testin...
Article
The estimation of the failure probability for complex systems is a crucial issue for sustainability. Reliability analysis methods are needed to be developed to provide accurate estimations of the safety levels for the complex systems and structures of today. In this paper, a novel hybrid framework for the reliability analysis of engineering systems...
Article
All over the world, the number of civil engineering structures, particularly bridges with long service periods, has been increasing. The most common evidences of damages are the presence of corroded metallic elements and cracks in structural details due to the fatigue phenomenon. A large number of cases were found in which fatigue cracks were detec...
Article
There are many old riveted highway and railway bridges, constructed 100-150 years ago in Europe and North America. In Portugal, it is counted that about 100 riveted bridges, which were built based on traffic intensity and vehicle weight, are no longer suitable nowadays. However, mainly due to economic reasons, those riveted bridges are still in ser...
Article
The paper presents the results of experimental research on polyurethane materials used in car suspension systems. Taking into account the frequency of maintenance and the number of replacement metal-rubber bushings on the market, the authors considered it reasonable to carry out their tests of materials with different hardnesses of 80 and 90 ShA us...