Optimal prestress design of composite cable-stayed bridges
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2016.09.008
Abstract: Abstract The present study considers the optimal pre-tensioning design of lattice structures forming composite cable-stayed bridges. With reference to a model problem, a target bending moment distribution over the longitudinal beams is identified, with the… read more here.
Keywords: composite cable; stayed bridges; cable; cable stayed ... See more keywords
Optimization of cable pre-tension forces in long-span cable-stayed bridges considering the counterweight
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2018.06.061
Abstract: Abstract Over the past 20 years, many long-span cable-stayed bridges with asymmetric spans have been constructed, and the counterweight is always used to balance the self-weight of the main span. This paper presents an optimization method… read more here.
Keywords: cable; stayed bridges; cable stayed; optimization ... See more keywords
Monitoring two cable-stayed bridges during load tests with fiber optics
Sign Up to like & getrecommendations! Published in 2021 at "Structures"
DOI: 10.1016/j.istruc.2021.07.026
Abstract: Abstract Cable-stayed bridges are special structures because of their structural characteristics and their complex and highly non-linear behavior. Given the importance of these structures, once their construction is finished, it is convenient to carry out… read more here.
Keywords: cable stayed; stayed bridges; load tests; optics ... See more keywords
Spatial variation of seismic ground motion effects on nonlinear responses of cable stayed bridges considering different soil types
Sign Up to like & getrecommendations! Published in 2019 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2019.01.002
Abstract: Abstract The main objective of this study is providing comparative results of cable stayed bridges under non-uniform and uniform excitations and identifying the key parameters and elements for seismic design purposes. For this purpose, three… read more here.
Keywords: soil; stayed bridges; different soil; soil types ... See more keywords
Investigation on the Maximum Expansion Length of Urban Rail Transit Double-Tower Cable-Stayed Bridges Without Rail Expansion Device
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Structural Stability and Dynamics"
DOI: 10.1142/s0219455421400058
Abstract: Cable-stayed bridges carrying urban rail transit are often equipped with rail expansion devices (REDs) to avoid possible breaking or buckling of the rails. Such devices not only increase construction and maintenance budgets of the track… read more here.
Keywords: rail transit; expansion; stayed bridges; urban rail ... See more keywords
Multiobjective Optimization of Cable Forces and Counterweights for Universal Cable-Stayed Bridges
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Advanced Transportation"
DOI: 10.1155/2021/6615746
Abstract: In cable-stayed bridges, especially asymmetric bridges, counterweights are always made to work together with cable pretension forces to get a reasonable finished state. To solve the optimization problem of the cable-stayed bridge considering the counterweights,… read more here.
Keywords: cable forces; cable; stayed bridges; cable stayed ... See more keywords
The Research on Obtaining the Geometric Dimension of Cable-Stayed Bridges Based on 3D Laser Scanning
Sign Up to like & getrecommendations! Published in 2023 at "Advances in Civil Engineering"
DOI: 10.1155/2023/5783310
Abstract: The traditional manual measurement methods are time-consuming and error-prone when they are used for cable-stayed bridges’ geometric dimensions acquisition. They are always limited by various adverse conditions such as large bridge spans, the high height… read more here.
Keywords: cable stayed; obtaining geometric; cable; laser scanning ... See more keywords
Temperature behavior of cable-stayed bridges. Part II — temperature actions by using unified analysis
Sign Up to like & getrecommendations! Published in 2023 at "Advances in Structural Engineering"
DOI: 10.1177/13694332231175392
Abstract: The temperature action of long-span cable-stayed bridges is complicated because of the high indeterminacy of their structure. Previous studies on the temperature behavior of bridges were either limited by finite sensors, failing to capture the… read more here.
Keywords: cable stayed; cable; temperature; analysis ... See more keywords
Novelty detection of cable-stayed bridges based on cable force correlation exploration using spatiotemporal graph convolutional networks
Sign Up to like & getrecommendations! Published in 2021 at "Structural Health Monitoring"
DOI: 10.1177/1475921720988666
Abstract: The novelty detection of bridges using monitoring data is an effective technique for diagnosing structural changes and possible damages, providing a critical basis for assessing the structural states of bridges. As cable forces describe the… read more here.
Keywords: graph convolutional; stayed bridges; cable; cable stayed ... See more keywords
Optimal layout of sensors in large-span cable-stayed bridges subjected to moving vehicular loads
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Distributed Sensor Networks"
DOI: 10.1177/1550147719899376
Abstract: To obtain the health status of long-span cable-stayed bridges, multiple sensors are applied to the health monitoring system for data collection. The optimal layout of sensors that aims to obtain as much structural information as… read more here.
Keywords: optimal layout; cable; stayed bridges; layout sensors ... See more keywords
Data-Driven Modeling Algorithms for Cable-Stayed Bridges Considering Mechanical Behavior
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11052266
Abstract: Digital transformation of bridge engineering utilizes distinct modeling techniques to combine domain knowledge with digital information modeling. In particular, a long-span bridge is a key link in a transportation network, with more than 100 years… read more here.
Keywords: geometry; stayed bridges; cable stayed; data driven ... See more keywords