Tension force identification for cable of various end-restraints using equivalent effective vibration lengths of mode pairs

MI Syamsi, CY Wang, VS Nguyen - Measurement, 2022 - Elsevier
Vibration-based approaches have been widely adopted in determining the cable tension
force. The development of effective length concept has been successfully applied in …

Multiparameter identification of bridge cables using XGBoost algorithm

H Zhang, Y Zhou, Z Huang, R Shen… - Journal of Bridge …, 2023 - ascelibrary.org
Accurately identifying tension force on cables is of great significance for construction control
and the operational status assessment of a bridge during its lifetime. Unlike the conventional …

A novel tension estimation approach for elastic cables by elimination of complex boundary condition effects employing mode shape functions

CC Chen, WH Wu, SY Chen, G Lai - Engineering Structures, 2018 - Elsevier
To establish a rigorous mathematical foundation for a recently developed tension
determination method incorporating the mode shape functions, the frequency equations and …

Tension determination for suspenders of arch bridge based on multiple vibration measurements concentrated at one end

WH Wu, CC Chen, YC Chen, G Lai, CM Huang - Measurement, 2018 - Elsevier
Considering the specific arrangement of boundary constraints for the suspenders of arch
bridge, this research extends a recently developed method to carry out the determination of …

In-plane free vibrations of small-sag inclined cables considering bending stiffness with applications to cable tension identification

X Zhang, H Xu, M Cao, D Sumarac, Y Lu… - Journal of Sound and …, 2023 - Elsevier
This study proposed an analytical model to characterize in-plane free vibration of a cable
considering sags, inclined angles, and non-negligible bending stiffness to enhance the …

Real-time online intelligent perception of time-varying cable force based on vibration monitoring

B Xu, D Dan, X Yu - Engineering Structures, 2022 - Elsevier
During the service period of cables, the corrosion fatigue is the principal damage form under
the combined action of traffic loading and external environment. The real-time and accurate …

On the identification of the axial force and bending stiffness of stay cables anchored to flexible supports

F Foti, M Geuzaine, V Denoël - Applied Mathematical Modelling, 2021 - Elsevier
The generic model of a cable with small bending stiffness and anchored to flexible supports
in rotation and translation is considered. An asymptotic analysis of the natural frequencies of …

A convenient cable tension estimation method simply based on local vibration measurements to fit partial mode shapes

CC Chen, WH Wu, YT Liu, G Lai - Engineering Structures, 2022 - Elsevier
To apply the tension estimation method based on effective vibration lengths, it has been
clarified that the installation of at least one sensor near the high end of a stay cable or a …

Tension prediction for straight cables based on effective vibration length with a two-frequency approach

CP Yu - Engineering Structures, 2020 - Elsevier
Cost-efficient and theoretically simple vibration-based analyses are widely used to assess
the axial forces of tensioned members. In the determination of cable forces, the applicability …

[HTML][HTML] Closed-form equation for natural frequencies of beams under full range of axial loads modeled with a spring-mass system

J Valle, D Fernández, J Madrenas - International Journal of Mechanical …, 2019 - Elsevier
A new simple closed-form equation that accurately predicts the effect of an arbitrarily large
constant axial load, residual stress or temperature shift on the natural frequencies of an …