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Visualization of real-time displacement time history superimposed with dynamic experiments using wireless smart sensors and augmented reality
Earthquake Engineering and Engineering Vibration ( IF 2.8 ) Pub Date : 2023-05-17 , DOI: 10.1007/s11803-023-2184-x
Marlon Aguero , Derek Doyle , David Mascarenas , Fernando Moreu

Wireless smart sensors (WSS) process field data and inform inspectors about the infrastructure health and safety. In bridge engineering, inspectors need reliable data about changes in displacements under loads to make correct decisions about repairs and replacements. Access to displacement information in the field and in real-time remains a challenge as inspectors do not see the data in real time. Displacement data from WSS in the field undergoes additional processing and is seen at a different location. If inspectors were able to see structural displacements in real-time at the locations of interest, they could conduct additional observations, creating a new, information-based, decision-making reality in the field. This paper develops a new, human-centered interface that provides inspectors with real-time access to actionable structural data during inspection and monitoring enhanced by augmented reality (AR). It summarizes and evaluates the development and validation of the new human-infrastructure interface in laboratory experiments. The experiments demonstrate that the interface that processes all calculations in the AR device accurately estimates dynamic displacements in comparison with the laser. Using this new AR interface tool, inspectors can observe and compare displacement data, share it across space and time, visualize displacements in time history, and understand structural deflection more accurately through a displacement time history visualization.



中文翻译:

使用无线智能传感器和增强现实技术叠加动态实验的实时位移时间历史可视化

无线智能传感器 (WSS) 处理现场数据并通知检查员有关基础设施健康和安全的信息。在桥梁工程中,检查员需要有关负载下位移变化的可靠数据,以便做出正确的维修和更换决策。在现场实时获取位移信息仍然是一个挑战,因为检查员无法实时查看数据。来自现场 WSS 的位移数据经过额外处理,并在不同位置显示。如果检查员能够在感兴趣的位置实时看到结构位移,他们就可以进行额外的观察,从而在该领域创造一个新的、基于信息的决策现实。本文开发了一种新的,以人为本的界面,让检查员在增强现实 (AR) 增强的检查和监控过程中实时访问可操作的结构数据。它总结和评估了实验室实验中新的人机基础设施界面的开发和验证。实验表明,与激光相比,AR 设备中处理所有计算的接口可以准确地估计动态位移。使用这个新的 AR 界面工具,检查人员可以观察和比较位移数据,跨空间和时间共享,可视化时间历史中的位移,并通过位移时间历史可视化更准确地了解结构挠度。它总结和评估了实验室实验中新的人机基础设施界面的开发和验证。实验表明,与激光相比,AR 设备中处理所有计算的接口可以准确地估计动态位移。使用这个新的 AR 界面工具,检查人员可以观察和比较位移数据,跨空间和时间共享,可视化时间历史中的位移,并通过位移时间历史可视化更准确地了解结构挠度。它总结和评估了实验室实验中新的人机基础设施界面的开发和验证。实验表明,与激光相比,AR 设备中处理所有计算的接口可以准确地估计动态位移。使用这个新的 AR 界面工具,检查人员可以观察和比较位移数据,跨空间和时间共享,可视化时间历史中的位移,并通过位移时间历史可视化更准确地了解结构挠度。

更新日期:2023-05-18
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