Results 1 to 10 of about 1,883,095 (288)

Temperature effect on cable force of a special-shaped tied-arch bridge [PDF]

open access: yesHeliyon, 2022
In this study, on-site monitoring was used to obtain the temperature field distribution and cable force values of the bridge at various times, the temperature change pattern of the bridge elements, the temperature sensitivity of the cable force of ...
Liming Zhu   +7 more
doaj   +2 more sources

A numerical analysis of buckle cable force of concrete arch bridge based on stress balance method [PDF]

open access: yesScientific Reports, 2022
It is difficult to calculate the buckle cable force for the cantilever casting concrete arch bridge. Relying on the 180 m-span Jiming Sansheng Bridge, this paper put forward one method to calculate the initial buckle cable force based on the stress ...
Zengwu Liu   +3 more
doaj   +2 more sources

Real-Time Identification of Time-Varying Cable Force Using an Improved Adaptive Extended Kalman Filter [PDF]

open access: yesSensors, 2022
The real-time identification of time-varying cable force is critical for accurately evaluating the fatigue damage of cables and assessing the safety condition of bridges.
Ning Yang   +3 more
doaj   +2 more sources

Indirect Force Control of a Cable-Driven Parallel Robot: Tension Estimation using Artificial Neural Network trained by Force Sensor Measurements

open access: yesSensors, 2019
In a cable-driven parallel robot (CDPR), force sensors are utilized at each winch motor to measure the cable tension in order to obtain the force distribution at the robot end-effector.
Jinlong Piao   +6 more
doaj   +3 more sources

Determination of force in single cable plane prestressed concrete polygonal line tower cable-stayed bridge based on minimum bending energy [PDF]

open access: yesArchives of Civil Engineering, 2021
The cable force of a cable-stayed bridge plays a vital role in its internal force state. Different cable forces on both sides of the main tower make the force characteristics of the polygonal-line tower quite different from those of the straight-line ...
Yanfeng Li   +3 more
doaj   +1 more source

Cable Force Identification for Pre-Stressed Steel Structures Based on a Multi-Frequency Fitting Method

open access: yesBuildings, 2022
As cables are the most critical components of pre-stressed steel structures, accurate identification of the cable force is necessary. This paper established a vibration equation of a multi-brace strut cable, which ignores the influence of sagging and ...
Jie Qin, Zhu Ju, Feng Liu, Qiang Zhang
doaj   +1 more source

Evaluation of the Cable Force by Frequency Method for the Hybrid Boundary between the Ear Plate and the Anchor Plate

open access: yesBuildings, 2022
For the quick and accurate determination of the cable force under the hybrid boundary between the ear plate and the anchor plate, this paper proposes a method for identifying the boundary conditions and bending stiffness of the cables based on the ...
Yufeng Xu   +3 more
doaj   +1 more source

Variational Mode Decomposition Based Time-Varying Force Identification of Stay Cables

open access: yesApplied Sciences, 2021
Stay cables are important structural members of cable-stayed bridges, which play a significant role in the health monitoring and assessment of cable-stayed bridges.
Shitong Hou   +6 more
doaj   +1 more source

Research on Bowden Cable–Fabric Force Transfer System Based on Force/Displacement Compensation and Impedance Control

open access: yesApplied Sciences, 2023
Bowden cable–fabric is a key force transfer device for flexible exoskeletons, and its precise control of force/displacement is a significant factor in the human–machine interaction of flexible exoskeletons.
Xin Li, Guanjun Ma, Donghao Wang
doaj   +1 more source

A three-stage criterion method for extracting local vibration modes of tensioned cables in beam string structures

open access: yesFrontiers in Materials, 2022
As light and efficient large-span space structures, beam string structures have been widely used since the 1980s. Within them, cables are the main force-bearing component; their level of tension determines the overall stiffness, performance and ...
Tao Zhang, Yuxin Zhang, Hexin Zhang
doaj   +1 more source

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