[HTML][HTML] Simulating Vortex-Induced Vibrations in Sheared Current by Using an Empirical Time-Domain Model with Adaptive Parameters

ML Andersen, S Sævik, J Wu, BJ Leira… - Applied Ocean …, 2024 - Elsevier
Slender marine structures, such as risers and power cables are subject to various loads,
where Vortex-Induced Vibrations (VIV) is known to have a significant impact on …

[HTML][HTML] Applying Bayesian optimization to predict parameters in a time-domain model for cross-flow vortex-induced vibrations

ML Andersen, S Sævik, J Wu, BJ Leira, H Langseth - Marine Structures, 2024 - Elsevier
As the demand for harvesting offshore energy increases worldwide, the need for slender
structures, such as marine risers and power cables, will increase. The dominating loads for …

An experimental study of oscillations induced by two-phase slug flows of water and air on a flexible catenary shaped submerged pipe

SN Bordalo, CK Morooka, CCO Trigo - Geoenergy Science and …, 2024 - Elsevier
In this paper, an apparatus is described to conduct an experimental study on a small-scale
laboratory model of a submerged suspended flexible pipe, in a catenary layout, oscillating in …

Physics-based Data-informed Prediction of Vertical, Catenary, and Stepped Riser Vortex-induced Vibrations

AP Mentzelopoulos, JÁ Ferrandis, S Rudy… - International Journal of …, 2023 - onepetro.org
* ISOPE Member. Received June 27, 2022; updated and further revised manuscript received
by the editors January 20, 2023. The original version (prior to the final updated and revised …

Bayesian Updating by Utilization of Bayesian Optimization for Estimation of VIV Load Parameters

BJ Leira, ML Andersen, J Wu… - International …, 2024 - asmedigitalcollection.asme.org
The purpose of the present paper is to summarize the findings from Bayesian updating
methods applied to VIV cross-flow response. The Bayesian updating approach is formulated …

Application of Optimization Algorithm on Parameters of an Empirical VIV Prediction Tool

D Yin, J Wu, H Lie, J Jin… - International …, 2022 - asmedigitalcollection.asme.org
Conventional vortex-induced vibration (VIV) prediction tools are semi-empirical, in other
words, based on several empirical parameters extracted from model tests in laboratory …

Computer Simulation of Laboratory Experiments With Two-Phase Slug Flow Induced Oscillations on a Submerged Flexible Catenary Pipe

C Cesar de Oliveira Trigo… - International …, 2024 - asmedigitalcollection.asme.org
Experiments were conducted for the oscillations of a submersed suspended flexible pipe ex]
cited by the internal two-phase slug flow of liquid and gas. Computer simulations were …