Hierarchical vortex regions in swirling flow
Web4 de jun. de 1998 · In steady swirling flows in closed cylinders, it has been common to observe the transition to spirals of otherwise straight dye streaklines. This occurs in the … WebTwo-Dimensional Time-Dependent Vortex Regions Based on the Acceleration Magnitude. Jens Kasten. Zuse Institute Berlin, Jan Reininghaus. Zuse Institute Berlin, Ingrid Hotz. ... Hierarchical vortex regions in swirling flow. C. Petz. Zuse Institute Berlin, Germany, J. Kasten. Zuse Institute Berlin, Germany, S. Prohaska.
Hierarchical vortex regions in swirling flow
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Web10 de mar. de 1999 · They are the following: a rectilinear vortex; a composite columnar vortex; helical vortices screwed on the right or on the left; a vortex with changing helical symmetry; a double helix – two entangled vortex filaments of the same sign. Type. Research Article. Information. Journal of Fluid Mechanics , Volume 382 , 10 March 1999 … Web19 de abr. de 2011 · A key approach to visualizing a flow field is to emphasize regions with significant ... Prohaska, S., Hege, H.C.: Hierarchical vortex regions in swirling flow. …
WebHierarchical Vortex Regions in Swirling Flow. × Close Log In. Log in with Facebook Log in with Google. or. Email. Password. Remember me on this computer. or reset password. Enter the email address you signed up with and we'll email you a reset link. Need an account? Click here to sign up. Log In Sign Up. Log In; Sign Up; more; Job ... WebBreakdown Chart plotted using Re-S (insert indicates the region where each breakdown type is dominant) Unconfined Breakdown Chart of Khoo et 16 al. ... D. J. C. Dennis, C. …
Web1 de jun. de 2009 · Request PDF Hierarchical Vortex Regions in Swirling Flow Abstract We propose a new criterion to characterize hierarchical two-dimensional vortex … Web1 de jun. de 2009 · A new criterion to characterize hierarchical two‐dimensional vortex regions induced by swirling motion is proposed and a parameter free algorithm for the identification of these regions is presented. We propose a new criterion to characterize …
WebAbstract We propose a new criterion to characterize hierarchical two-dimensional vortex regions induced by swirling motion. Central to the definition are closed loops that …
Web1 de jun. de 2009 · We propose a new criterion to characterize hierarchical two‐dimensional vortex regions induced by swirling motion. Central to the definition are … small business saturday 2020 is todayWeb15 de ago. de 2024 · The vortex T-mixer flow is characterized by a single dominant vortex, the stability of which is closely coupled to the appearance of vortex breakdown. Specifically, at a Reynolds number of Re≈ 90, a first vortex breakdown region appears in the steady-state solution, rendering the vortex pulsatively unstable. small business saturday 2021 ohioWebIntroduction. Many fluid machinery applications involve swirling flow. Devices in which swirl phenomena have a strong influence include combustion chambers, turbomachines and their associated ducting, and cyclone separators. In this chapter, we examine five aspects of swirling flows: (i) an introductory description of pressure and velocity ... small business saturday 2022 clip artWeb8 de nov. de 2024 · In this paper, we investigate the flow structures and pressure fields of a free annular swirling jet flow undergoing vortex breakdown. The flow field is analyzed by means of time-resolved tomographic particle image velocimetry measurements, which enable the reconstruction of the three-dimensional time-resolved pressure fields using … small business saturday advertisingWeb20 de jul. de 2024 · Gas–liquid separation at natural gas wellheads has always been a key technical problem in the fields of natural gas transportation and storage. Developing a gas–liquid separation device that is both universal and highly efficient is the current challenge. A new type of combined gas–liquid separation device was designed in this … some might say oasis tributehttp://vortex.compute.dtu.dk/coursematerial/KERRY/Copenhagen-KH-Lecture-7.pdf small business saturday anchoragehttp://vortex.compute.dtu.dk/coursematerial/KERRY/Copenhagen-KH-Lecture-7.pdf some might be made by aliens