[PDF][PDF] Identification of prestress force in prestressed concrete box girder bridges using vibration based techniques

TS Pathirage - 2017 - eprints.qut.edu.au
This research was aimed to develop a new vibration based non-destructive method to
identify the effective prestress force in prestressed concrete box girder bridges. The research …

[PDF][PDF] Prestress and excitation force identification in a prestressed concrete box-girder bridge

Z Xiang, THT Chan, DP Thambiratnam… - Comput. Concr, 2017 - researchgate.net
Prestress force identification (PFI) is crucial to maintain the safety of prestressed concrete
bridges. A synergic identification method has been proposed recently by the authors that …

A novel and robust technique for identifying prestress forces in prestressed concrete beams using generic finite elements and simulated annealing algorithms

A Cruz, W Vélez, P Thomson - Journal of applied research and …, 2021 - scielo.org.mx
This work presents a novel technique for estimating the prestressing forces in simply
supported beams with axial prestress force. The technique is based on the use of generic …

[PDF][PDF] Synergic identification of prestress and moving forces for prestressed concrete bridges

Z Xiang - 2018 - eprints.qut.edu.au
This thesis is a comprehensive study of a synergic identification of prestress and moving
forces for prestressed concrete bridges. An innovative synergic identification method is …