Adjoint equations in stability analysis
The objective of this article is to review some developments in the use of adjoint equations in
hydrodynamic stability theory. Adjoint-based sensitivity analysis finds both analytical and …
hydrodynamic stability theory. Adjoint-based sensitivity analysis finds both analytical and …
The state-of-the-art review on the wake alteration of a rotating cylinder and the associated interaction with flow-induced vibration
This is a comprehensive review about fluid-structure interaction of an actively or passively
rotating cylinder taking into account flow-induced vibration (FIV). Four response modes are …
rotating cylinder taking into account flow-induced vibration (FIV). Four response modes are …
Flow-induced vibrations of a rotating cylinder
R Bourguet, DL Jacono - Journal of Fluid Mechanics, 2014 - cambridge.org
The flow-induced vibrations of a circular cylinder, free to oscillate in the cross-flow direction
and subjected to a forced rotation about its axis, are analysed by means of two-and three …
and subjected to a forced rotation about its axis, are analysed by means of two-and three …
A data-assimilation method for Reynolds-averaged Navier–Stokes-driven mean flow reconstruction
DPG Foures, N Dovetta, D Sipp… - Journal of fluid …, 2014 - cambridge.org
We present a data-assimilation technique based on a variational formulation and a
Lagrange multipliers approach to enforce the Navier–Stokes equations. A general operator …
Lagrange multipliers approach to enforce the Navier–Stokes equations. A general operator …
Analysis of fluid systems: stability, receptivity, sensitivity: lecture notes from the FLOW-NORDITA summer school on advanced instability methods for complex flows …
This article presents techniques for the analysis of fluid systems. It adopts an optimization-
based point of view, formulating common concepts such as stability and receptivity in terms …
based point of view, formulating common concepts such as stability and receptivity in terms …
Flow-induced vibration of a rotating circular cylinder at high reduced velocities and high rotation rates
Flow-induced vibration (FIV) of a rotating circular cylinder with high rotation rates between
4.5 and 8, a low Reynolds number (Re) of 100 and a mass ratio of 11.5 is investigated by …
4.5 and 8, a low Reynolds number (Re) of 100 and a mass ratio of 11.5 is investigated by …
Adjoint methods as design tools in thermoacoustics
L Magri - Applied Mechanics Reviews, 2019 - asmedigitalcollection.asme.org
In a thermoacoustic system, such as a flame in a combustor, heat release oscillations couple
with acoustic pressure oscillations. If the heat release is sufficiently in phase with the …
with acoustic pressure oscillations. If the heat release is sufficiently in phase with the …
Experimental investigation of flow-induced vibration of a rotating circular cylinder
While flow-induced vibration of bluff bodies has been extensively studied over the last half-
century, only limited attention has been given to flow-induced vibration of elastically …
century, only limited attention has been given to flow-induced vibration of elastically …
A review of rotating cylinder wake transitions
Recent work on the flow past a rotating cylinder is reviewed and further investigated at low
Reynolds numbers. The various two-and three-dimensional transitions that occur as the …
Reynolds numbers. The various two-and three-dimensional transitions that occur as the …
Single-step deep reinforcement learning for open-loop control of laminar and turbulent flows
This research gauges the ability of deep reinforcement learning (DRL) techniques to assist
the optimization and control of fluid mechanical systems. It relies on introducing single-step …
the optimization and control of fluid mechanical systems. It relies on introducing single-step …