Web23 de ago. de 2024 · Abstract. This study experimentally investigates the flow over a stationary square cylinder in the test section of a subsonic wind tunnel. Hotwire anemometry (CTA type), particle image velocimetry (2C-PIV), and flow visualization techniques are used in the study to characterize the flow properties. The study is carried … Web2 de set. de 1998 · The wake of a circular cylinder is investigated for Reynolds numbers between 160 and 500 by means of particle image velocimetry (PIV). For the first time …
On the transition of the cylinder wake - Semantic Scholar
WebFIG. 20. Simplified sketch of the observed transition scenarios: the vortexadhesion transition (left branch), the A-mode transition (middle branch), and the C-mode … WebFirst downstream cylinder undergoes gradual transition between initial excitation and upper region, whereas the second downstream body exhibits this transition in two phases, which are separated by a periodic oscillation response regime. Upper lock-in region is characterized by periodic oscillations, while amplitude is modulated in the lower ... floor protectors on chair legs
THE PHYSICAL MECHANISM OF TRANSITION IN BLUFF BODY …
Web1 de abr. de 2001 · Nonlinear dynamics and pattern formation in turbulent wake transition. Journal of Fluid Mechanics, 352 (1997), pp. 65-112. Google Scholar. 7. ... The existence of two stages in the transition to three-dimensionality of a cylinder wake. Physics of Fluids, 31 (1988), pp. 3165-3168. Google Scholar. 23. Web9 de jan. de 2024 · Secondary vortex street in the wake of a rectangular cylinder: Effects of Reynolds number, aspect ratio and free-stream perturbation Ju, X. & Jiang, H., Feb 2024, In: International Journal of Heat and Fluid Flow. 93, 108893. Research output: Contribution to journal › Article › peer-review Web1 de jan. de 2024 · Spanwise profiles of flow velocity in the cylinder wake: a-Re = 135; b-276 Thus, the transition to turbulence in the cylinder wake results from the flow instability in the separated shear layer at ... floor protectors super sliders