Koopman analysis by the dynamic mode decomposition in wind engineering
The Koopman theory, a concept to globally model nonlinear signals by a linear Hamiltonian,
has been at the frontier of fluid mechanics research for the last decade. Wind engineering …
has been at the frontier of fluid mechanics research for the last decade. Wind engineering …
Control of dstatcom using ann-bp algorithm for the grid connected wind energy system
MM Irfan, S Malaji, C Patsa, SS Rangarajan… - Energies, 2022 - mdpi.com
Green energy sources are implemented for the generation of power due to their substantial
advantages. Wind generation is the best among renewable options for power generation …
advantages. Wind generation is the best among renewable options for power generation …
Data-driven modal decomposition methods as feature detection techniques for flow problems: A critical assessment
Modal decomposition techniques are showing a fast growth in popularity for their wide range
of applications and their various properties, especially as data-driven tools. There are many …
of applications and their various properties, especially as data-driven tools. There are many …
[HTML][HTML] Machine learning-enabled estimation of crosswind load effect on tall buildings
This paper presents an approach to predict crosswind force spectra and associated
response of tall buildings with rectangular cross-section based on machine learning (ML) …
response of tall buildings with rectangular cross-section based on machine learning (ML) …
Koopman mode analysis on discovering distributed energy transfer of post-transient flutter of a bluff body
The flutter response of a rectangular cylinder model with an aspect ratio of 5 is investigated
by direct numerical simulation for various Reynolds numbers (Re) and flow angles of attack …
by direct numerical simulation for various Reynolds numbers (Re) and flow angles of attack …
A parametric and feasibility study for data sampling of the dynamic mode decomposition: range, resolution, and universal convergence states
Scientific research and engineering practice often require the modeling and decomposition
of nonlinear systems. The dynamic mode decomposition (DMD) is a novel Koopman-based …
of nonlinear systems. The dynamic mode decomposition (DMD) is a novel Koopman-based …
Mode interpretation of blade number effects on wake dynamics of small-scale horizontal axis wind turbine
The blade number of a wind turbine is a critical parameter that significantly affects its near-
wake dynamics. In this study, we focused on the effect of the blade number on the wake of a …
wake dynamics. In this study, we focused on the effect of the blade number on the wake of a …
Sensitivity-aided active control of flow past twin cylinders
L Zhou, H Li, KT Tim, X He, GYC Maceda… - International Journal of …, 2023 - Elsevier
The flow-induced vibration (FIV) of twin structures always experiences significantly larger
vibration amplitude than that of a single one, which causes severe structural safety …
vibration amplitude than that of a single one, which causes severe structural safety …
Best practice guidelines for the dynamic mode decomposition from a wind engineering perspective
This paper distills the serial work of Li et al., 2020a, Li et al., 2021, Li et al., 2022a, Li et al.,
2022b, Li et al., 2022c, Li et al., 2023a, Li et al., 2023b into a practice guide for the Dynamic …
2022b, Li et al., 2022c, Li et al., 2023a, Li et al., 2023b into a practice guide for the Dynamic …
Mode-based energy transfer analysis of flow-induced vibration of two rigidly coupled tandem cylinders
Two rigidly coupled cylinders are commonly available in engineering practices, which are
always subjected to flow-induced vibration (FIV) with large oscillating amplitude due to the …
always subjected to flow-induced vibration (FIV) with large oscillating amplitude due to the …