Vortex shedding suppression and wake control: A review
Wake destructive behavior and vortex shedding behind bluff bodies may be controlled by
use of active and passive methods. Computational fluid dynamics, experimental and …
use of active and passive methods. Computational fluid dynamics, experimental and …
Review of active control of circular cylinder flow
Fluid flow around a circular cylinder is ubiquitous in nature and in various industrial
applications. The periodic von Kármán vortex shedding from the cylinder is one of the …
applications. The periodic von Kármán vortex shedding from the cylinder is one of the …
Robust flow control and optimal sensor placement using deep reinforcement learning
This paper focuses on finding a closed-loop strategy to reduce the drag of a cylinder in
laminar flow conditions. Deep reinforcement learning algorithms have been implemented to …
laminar flow conditions. Deep reinforcement learning algorithms have been implemented to …
Optimal control of the cylinder wake in the laminar regime by trust-region methods and POD reduced-order models
M Bergmann, L Cordier - Journal of Computational Physics, 2008 - Elsevier
In this paper, optimal control theory is used to minimize the total mean drag for a circular
cylinder wake flow in the laminar regime (Re= 200). The control parameters are the …
cylinder wake flow in the laminar regime (Re= 200). The control parameters are the …
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 over rotationally oscillating heated circular cylinder at low Reynolds number
The impact of heat transfer and cylinder rotation on the induced forces due to vortex
shedding is numerically studied in this work. The flow is maintained at Reynolds number of …
shedding is numerically studied in this work. The flow is maintained at Reynolds number of …
Machine learning strategies applied to the control of a fluidic pinball
C Raibaudo, P Zhong, BR Noack, RJ Martinuzzi - Physics of Fluids, 2020 - pubs.aip.org
The wake stabilization of a triangular cluster of three rotating cylinders is investigated.
Experiments are performed at Reynolds number Re∼ 2200. Flow control is realized using …
Experiments are performed at Reynolds number Re∼ 2200. Flow control is realized using …
Flow past two rotationally oscillating cylinders
Wake interaction of two rotationally oscillating cylinders in side-by-side configuration is
studied experimentally at a Reynolds number of 150. Five spacing ratios, is studied. An …
studied experimentally at a Reynolds number of 150. Five spacing ratios, is studied. An …
Numerical investigation of fluid flow past circular cylinder with multiple control rods at low Reynolds number
Laminar flow past a circular cylinder with multiple small-diameter control rods is numerically
investigated in this study. The effects of rod-to-cylinder spacing ratio, rod and cylinder …
investigated in this study. The effects of rod-to-cylinder spacing ratio, rod and cylinder …
Closed-loop plasma flow control of a turbulent cylinder wake flow using machine learning at Reynolds number of 28 000
J Chen, H Zong, H Song, Y Wu, H Liang, Z Su - Physics of Fluids, 2024 - pubs.aip.org
Machine learning is increasingly used for active flow control. In this experimental study,
alternating-current dielectric barrier discharge plasma actuators are deployed for the closed …
alternating-current dielectric barrier discharge plasma actuators are deployed for the closed …