Cable vibration measurement based on broad-band phase-based motion magnification and line tracking algorithm
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 …
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 …
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 …
and health monitoring of cable structures. In practice, cable vibrations are mainly affected by …
Estimation of cable tension force independent of complex boundary conditions
The presence of unknown complex boundary conditions usually imposes difficulties in
estimating the cable forces in cable-stayed bridges when using conventional model-based …
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 …
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 …
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
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 …
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
The measurement of tensile forces inside suspenders plays an important role in safety
inspection and monitoring during construction and operation of large structural engineering …
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 …
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 …
a cable-stayed bridge. When applying a vibration-based formula to identify the tension of a …