Feature-constrained real-time simultaneous monitoring of monocular vision odometry for bridge bearing displacement and rotation
Z Su, B Wei, J Zhang - Automation in Construction, 2023 - Elsevier
The displacement and rotation are critical indicators of bridge's health, especially for the key
components of the bridge such as bridge bearings. This study presents a real-time …
components of the bridge such as bridge bearings. This study presents a real-time …
A novel laser and video-based displacement transducer to monitor bridge deflections
The measurement of static vertical deflections on bridges continues to be a first-level
technological challenge. These data are of great interest, especially for the case of long-term …
technological challenge. These data are of great interest, especially for the case of long-term …
Finite element model updating considering boundary conditions using neural networks
YS Park, S Kim, N Kim, JJ Lee - Engineering Structures, 2017 - Elsevier
A novel technique to evaluate the bridge boundary condition using neural networks is
proposed. It can be used to establish a more accurate finite element (FE) model considering …
proposed. It can be used to establish a more accurate finite element (FE) model considering …
Monitoring bridge dynamic responses using fiber Bragg grating tiltmeters
In bridge health monitoring, tiltmeters have been used for measuring rotation and curvature;
however, their application in dynamic parameter identification has been lacking. This study …
however, their application in dynamic parameter identification has been lacking. This study …
Vision-based system for simultaneous monitoring of shaft rotational speed and axial vibration using non-projection composite fringe pattern
Both the instantaneous rotational speed (IRS) and vibration of a rotating shaft are key
information for condition monitoring and faults diagnosis of rotary machinery. Instead of …
information for condition monitoring and faults diagnosis of rotary machinery. Instead of …
Monitoring of bridges by a laser pointer: Dynamic measurement of support rotations and elastic line displacements: Methodology and first test
Deck inclination and vertical displacements are among the most important technical
parameters to evaluate the health status of a bridge and to verify its bearing capacity …
parameters to evaluate the health status of a bridge and to verify its bearing capacity …
Vision-based measurement system for instantaneous rotational speed monitoring using linearly varying-density fringe pattern
The instantaneous rotational speed (IRS) of a rotating machine is key information to
understand the machine operation and diagnose the potential faults. A novel nonprojection …
understand the machine operation and diagnose the potential faults. A novel nonprojection …
Measurement of instantaneous rotational speed using double-sine-varying-density fringe pattern
Fast and accurate rotational speed measurement is required both for condition monitoring
and faults diagnose of rotating machineries. A vision-and fringe pattern-based rotational …
and faults diagnose of rotating machineries. A vision-and fringe pattern-based rotational …
Bridge-bearing disengagement identification based on flexibility matrix diagonal matrix change rate: an indoor physical simulation experiment
S Ma, L Qiao, Q Li - Structural Health Monitoring, 2024 - journals.sagepub.com
The disengagement of bridge bearings is a pervasive issue encountered in the realm of
bridges, which can potentially lead to changes in operational circumstances, diminished …
bridges, which can potentially lead to changes in operational circumstances, diminished …
Vision-based measurement for rotational speed by improving Lucas–Kanade template tracking algorithm
J Guo, C Zhu, S Lu, D Zhang, C Zhang - Applied optics, 2016 - opg.optica.org
Rotational angle and speed are important parameters for condition monitoring and fault
diagnosis of rotating machineries, and their measurement is useful in precision machining …
diagnosis of rotating machineries, and their measurement is useful in precision machining …