Cable vibration measurement based on broad-band phase-based motion magnification and line tracking algorithm

K Luo, X Kong, X Wang, T Jiang, GT Frøseth… - … Systems and Signal …, 2023 - Elsevier
Cables are important components of cable-supported bridges and the measurement of
cable vibration is very useful for the condition assessment of bridges. The recently …

A highly precise frequency-based method for estimating the tension of an inclined cable with unknown boundary conditions

L Ma - Journal of Sound and Vibration, 2017 - Elsevier
This paper develops a method for precisely determining the tension of an inclined cable with
unknown boundary conditions. First, the nonlinear motion equation of an inclined cable is …

Piecewise-fitted formula for cable force identification considering bending stiffness, sag, and inclination

LY Luo, YL Du, TH Yi, CX Qu, SH Zhang… - Journal of Bridge …, 2023 - ascelibrary.org
The identification of cable forces plays an important role in the construction, vibration control,
and health monitoring of cable structures. In practice, cable vibrations are mainly affected by …

Estimation of cable tension force independent of complex boundary conditions

B Yan, J Yu, M Soliman - Journal of engineering mechanics, 2015 - ascelibrary.org
The presence of unknown complex boundary conditions usually imposes difficulties in
estimating the cable forces in cable-stayed bridges when using conventional model-based …

An accurate frequency-based method for identifying cable tension while considering environmental temperature variation

L Ma, H Xu, T Munkhbaatar, S Li - Journal of Sound and Vibration, 2021 - Elsevier
In this work, we study the influences of environmental temperature variation on the static and
dynamic behaviours of cables, and we develop a very accurate method for identifying the …

[HTML][HTML] Cable tension identification based on near field radiated acoustic pressure signal

Z Yu, S Shao, N Liu, Z Zhou, L Feng, P Du, J Tang - Measurement, 2021 - Elsevier
To obtain cable force quickly and accurately, and to develop a novel method for the
construction of a large number of cable structures and models, this paper proposed a novel …

Target-free measurement of cable forces based on computer vision and equivalent frequency difference

K Luo, X Kong, L Deng, W Ji, L Meng - Engineering Structures, 2024 - Elsevier
Cables are the primary elements of cable-supported structure bridges, and cable force is an
important index to evaluate the safety and integrity of bridges. The approach of cable tension …

Study on the dynamic characteristics of the suspender with additional dampers and a frequency-based multiple parameter identification method for the system

L Ma, CS Cai, LH Wu, SF Li - Journal of Sound and Vibration, 2023 - Elsevier
The measurement of tensile forces inside suspenders plays an important role in safety
inspection and monitoring during construction and operation of large structural engineering …

Study on nonlinear vibration stiffness calculation of two ends of cable between struts in a beam string structure

J Qin, Z Wan, Y Wang, W Cao, F Liu… - Journal of Vibration …, 2024 - Springer
Purpose For fixed or hinged single cables, the vibration equation is well developed.
However, the form of boundary constraints between fixed and hinged is used extensively for …

[PDF][PDF] Determination of cable force based on the corrected numerical solution of cable vibration frequency equations

D Dan, Y Chen, X Yan - Struct. Eng. Mech, 2014 - researchgate.net
The accurate determination of cable tension is important to the monitoring of the condition of
a cable-stayed bridge. When applying a vibration-based formula to identify the tension of a …