Data-driven modal decomposition of transient cavitating flow
Y Liu, J Long, Q Wu, B Huang, G Wang - Physics of Fluids, 2021 - pubs.aip.org
The objective of this paper is to identify the dominant coherent structures within cavitating
flow around a Clark-Y hydrofoil using two data-driven modal decomposition methods, proper …
flow around a Clark-Y hydrofoil using two data-driven modal decomposition methods, proper …
Nucleation effects on cloud cavitation about a hydrofoil
The dynamics of cloud cavitation about a three-dimensional hydrofoil are investigated
experimentally in a cavitation tunnel with depleted, sparse and abundant free-stream nuclei …
experimentally in a cavitation tunnel with depleted, sparse and abundant free-stream nuclei …
Partial cavity shedding on a hydrofoil resulting from re-entrant flow and bubbly shock waves
Partial cavity flows forming on a NACA0015 hydrofoil are visualized using high-speed
cinematography and time-resolved X-ray densitometry. These observations reveal the …
cinematography and time-resolved X-ray densitometry. These observations reveal the …
Data-driven classification and modeling of combustion regimes in detonation waves
A data-driven approach to classify combustion regimes in detonation waves is implemented,
and a procedure for domain-localized source term modeling based on these classifications …
and a procedure for domain-localized source term modeling based on these classifications …
Data-driven reduction and decomposition with time-axis clustering
A new approach for modal decomposition through re-interpretation of unsteady dynamics,
termed time-axis clustering, is developed in this work and is demonstrated on an …
termed time-axis clustering, is developed in this work and is demonstrated on an …
[HTML][HTML] Interaction between surface blowing and re-entrant jet in active control of hydrofoil cavitation
Numerically simulations were performed to study the effect of active flow control (through
steady blowing) on unsteady cavitation over a modified scaled-down Francis turbine …
steady blowing) on unsteady cavitation over a modified scaled-down Francis turbine …
Numerical investigation on the inhibition mechanisms of unsteady cavitating flow around stepped hydrofoils
T Yin, G Pavesi, J Pei, S Yuan - Ocean Engineering, 2022 - Elsevier
In this work, the influence of obstacles on the control of unsteady cavitating flows is
investigated numerically within the framework of homogeneous flow. The predicted Strouhal …
investigated numerically within the framework of homogeneous flow. The predicted Strouhal …
X-ray phase contrast and absorption imaging for the quantification of transient cavitation in high-speed nozzle flows
High-flux synchrotron radiation has been employed in a time-resolved manner to
characterize the distinct topology features and dynamics of different cavitation regimes …
characterize the distinct topology features and dynamics of different cavitation regimes …
Eulerian–Lagrangian multiscale numerical analysis of multimodal partial shedding dynamics
B Tian, B Huang, L Li, Y Wu - International Journal of Multiphase Flow, 2024 - Elsevier
The objective of this paper is to investigate the multimodal partial shedding dynamics from a
multiscale perspective of cloud cavitating flows under two distinct cavity shedding …
multiscale perspective of cloud cavitating flows under two distinct cavity shedding …
Data-driven analysis of relight variability of jet fuels induced by turbulence
For safety purposes, reliable reignition of aircraft engines in the event of flame blow-out is a
critical requirement. Typically, an external ignition source in the form of a spark is used to …
critical requirement. Typically, an external ignition source in the form of a spark is used to …