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Anomaly detection in Structural Health Monitoring using spectral distance and t-SNE–GMM framework under ambient excitation
Structural damage detection is crucial for ensuring the safety and reliability of civil infrastructure. In this paper, we propose a novel...
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Automatic Identification of Structural Modal Parameters Under Ambient Excitation and Its Application to Heritage Timber Structures
The identification of modal parameters under ambient excitation is a crucial step in structural health monitoring for civil engineering structures....
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A cross-correlation decomposition-based approach for characterizing ambient inter-area oscillations
Modern measurement systems have allowed the recording of ambient data containing oscillatory phenomena and high noise levels. The observed phenomena...
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Topology optimization design of frequency- and temperature-dependent viscoelastic shell structures under non-stationary random excitation
This paper investigates the topology optimization design of viscoelastic planar shell structures to minimize the random vibration intensity under...
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An Impact-Driven Enhanced Tuning Fork for Low-Frequency Ambient Vibration Energy Harvesting: Modeling, Simulation, and Experiment
PurposeA piezoelectric vibration energy harvester (PVEH), as a self-power device that can convert ambient vibration energy into electric energy, has...
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Electrostatic THz Excitation in Semiconductor Plasmas
The THz spectrum excited by an external electron beam is studied in semiconductor systems. The beam electrons interact with the medium particles to...
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Using Ambient Energy to Power IoT Sensors
Recent advancements in technology have led researchers and companies towards the design and developmentSharma, H. ofHaque, A. low-powerJaffery,...
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Investigation of Transmissibility-Based Operational Modal Analysis from Ground Excitation
Transmissibility-based operational modal analysis (TOMA) can be used to determine the modal parameters under different excitations, where no...
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Ambient Vibration Study and Laser Scanning of Islam Khodja Minaret in Khiva (Uzbekistan)
A research team of experts from the University of California, Berkeley (USA), Urgench State University (Uzbekistan), Miyamoto International Silk Road...
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Ambient Vibration Test of the Monastery of Salzedas and Optimisation of the Sensor Placement
This study focuses on the ambient vibration tests carried out at the Monastery of Santa Maria de Salzedas, a heritage building located in the north...
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Effect of Excitation Frequency on Transmissibility of Semi Isolated Structure
Minimization of structural vibration is a technological challenge now-a-days. Vibration in structure and building leads to reduction in the comfort...
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Ambient Vibration Based Modal Analysis and Cable Tension Estimation for a Cable-Stayed Bridge with Bayesian Approaches
This study aims to investigate ambient vibration based modal analysis and cable tension estimation with Bayesian approaches, associating with an...
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Application of an Improved Damage Detection Method for Building Structures Based on Ambient Vibration Measurements
This paper presents a novel modal contribution-based damage identification system for low- to medium-rise buildings with simple and regular...
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Ambient Vibration Data-Based Modal Parameter Estimation and Numerical Model Calibration of an Arch Dam
A one-year seismological campaign took place in the site of the Saint-Guérin dam in 2015, and continuous vibration data of the dam under ambient...
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Excitation of Whistler Wave Instabilities Using a Spiraling Electron Beam in a Plasma
In the present manuscript, we present a local theory of whistler wave excitation by a spiraling electron beam in magnetoplasmas. Different excitation...
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Application of Nullspace-Based Fault Detection to an Aircraft Structural Part Under Changing Excitation
A suitable combination of different methods and measurement techniques is often required for Structural Health Monitoring (SHM) of objects in situ....
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Seismic response and ambient vibrations of a Mediaeval Tower in the Mugello area (Italy)
This paper describes the experimental campaigns on the Tower of the Palazzo dei Vicari in Scarperia, a village in the Mugello area (Tuscany) exposed...
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Operational Modal Analysis of Rotating Structures Under Ambient Excitation Using Tracking Continuously Scanning Laser Doppler Vibrometry
A continuously scanning laser Doppler vibrometer (CSLDV) system is capable of rapidly obtaining spatially dense vibration measurement by continuously...
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Non-contact measurement of vibration modes of large cable-stayed bridge under ambient conditions: a convenient way of condition monitoring of bridges
Non-contact vibration measurement of civil engineering structures is one of the most emphasized areas in structural health monitoring. Conventional...
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Self-powered forest ambient monitoring microsystem based on wind energy hybrid nanogenerators
In response to the call for zero-carbon energy supply for Internet of Things (IoTs) applications and to get rid of the dependence of traditional...