An edge-computing framework for operational modal analysis of offshore wind-turbine tower

P Zhang, Z He, C Cui, C Xu, L Ren - Ocean Engineering, 2023 - Elsevier
With massive construction of offshore wind turbines (OWT), structural health monitoring
(SHM) techniques have been applied to estimate the working conditions and provide early …

Experimental validation of automated OMA and mode tracking for structural health monitoring of transmission towers

Y Bel-Hadj, M Weil, W Weijtjens… - Structural Health …, 2024 - journals.sagepub.com
This article presents a cost-effective method to monitor the structural health of transmission
towers, a critical yet aging infrastructure that plays an important role in the overall reliability …

[HTML][HTML] Robust mitigation of EOVs using multivariate nonlinear regression within a vibration-based SHM methodology

C Roberts, LD Avendaño-Valencia, DG Cava - Mechanical Systems and …, 2024 - Elsevier
A significant issue that has plagued data-driven Vibration-based Structural Health
Monitoring (VSHM) is the mitigation of Environmental and Operational Variations (EOVs) …

[HTML][HTML] Effect of wind and wave properties in modal parameter estimates of an idling offshore wind turbine from long-term monitoring data

JG Kjeld, LD Avendaño-Valencia… - Mechanical Systems and …, 2023 - Elsevier
In the long-term, the modal properties of Offshore Wind Turbines (OWT) exhibit significant
variations due to constant changes in environmental and operational conditions. These …

[PDF][PDF] Quantifiable Scour Detection for Offshore Wind Turbines Using Resonance Frequency Monitoring and a Digital Twin

M Weil, CS Jurado, M CHAAR, K Winkler… - … on Structural Health …, 2023 - scholar.archive.org
This paper presents a methodology for enhancing frequency-based Structural Health
Monitoring (SHM) of Offshore Wind Turbines (OWTs) by incorporating digital twin models …

Scaling Operational Modal Analysis Through Delayed DBSCAN Tracking: Lessons from Widespread Offshore Wind Turbine Monitoring

M Chaar, M Weil, W Weijtjens, C Devriendt - … Operational Modal Analysis …, 2024 - Springer
The OWI-Lab has a long history in employing Operational Modal Analysis (OMA) to monitor
the resonance frequencies of (offshore) wind turbines and other infrastructure. However …

Operational Modal Analysis (OMA) for wind turbines health monitoring

A Cadoret - 2023 - theses.hal.science
In this thesis, the objective is to monitor the wind turbine without stopping or interfering with
its operation. So, the monitoring of operating wind turbines with Operational Modal Analysis …

Operational modal characterisation for long-term monitoring in offshore structures

S Reid, A Logan, E Miller, DG Cava - … 2024), June 10-13, 2024 in …, 2024 - research.ed.ac.uk
In the effort to increase sustainability and help drive the energy sector to support oil and gas
decarbonisation, the importance of identifying and characterising the current state of assets …

Multi-Phase Adaptive Methodology for Mitigating Environmental and Operational Variability in Time-Variant Engineering Structures

K Qu, A Logan, E Miller, D García Cava - Available at SSRN 4761613 - papers.ssrn.com
This paper introduces a multi-phase adaptive methodology designed to address the
complexities of mitigating environmental and operational variability (EOV) in time-variant …