Vortex rings in radially confined domains

Experiments in Fluids

Volumn 53, Issue 4, 2012, Pages 1033-1044

  Stewart, Kelley C ^a   Vlachos, Pavlos P ^a  

^a State University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CONFINEMENT RATIO; DECAY RATE; HEART VALVES; HYDRODYNAMIC PROCESS; NONDIMENSIONAL; ORIFICE DIAMETERS; PINCHOFF; RADIAL CONFINEMENT; TIME-RESOLVED DIGITAL PARTICLE IMAGE VELOCIMETRY; VORTEX RINGS;

DYNAMICS; TIME DELAY;

VORTEX FLOW;

EID: 84868613708     PISSN: 07234864     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00348-012-1343-z     Document Type: Article

References (33)

1. Auerbach D (1988) Some open questions on the flow of circular vortex rings. Fluid Dyn Res 3:209-213
2. Baccani B, Domenichini F, Pedrizzetti G (2002) Vortex dynamics in a model left ventricle during filling. Eur J Mech B Fluids 21:527-543
3. Chakraborty P, Balachandar S, Adrian R (2005) On the relationships between local vortex identification schemes. J Fluid Mech 535:189-214 (Pubitemid 41052106)
4. Chang T, Hertzberg J, Kerr R (1997) Three dimensional vortex/wall interaction: entrainment in numerical simulation and experiment. Phys Fluid 9:57
5. Dabiri J, Gharib M (2004) Delay of vortex ring pinchoff by an imposed bulk counterflow. Phys Fluid 16:L28
6. Didden N (1977) Ph.D. Dissertation. University of Gottingen
7. Didden N (1979) On the formation of vortex rings: rolling-up and production of circulation. Z Angew Math Phys 30:101-116
8. Eckstein A, Vlachos P (2009a) Assessment of advanced windowing techniques for DPIV. Meas Sci Technol 20:075402
9. Eckstein A, Vlachos P (2009b) Digital particle image velocimetry (DPIV) robust phase correlation. Meas Sci Technol 20:055401
10. Eckstein AC, Charonko J, Vlachos P (2008) Phase correlation processing for DPIV measurements. Exp Fluids 45:485-500
11. Escudier MP, Bornstein J, Maxworthy T (1982) The dynamics of confined vortices. Proc R Soc Lond A Math Phys Eng Sci 382:335-360
12. Etebari A, Vlachos P (2005) Improvements on the accuracy of derivative estimation from DPIV velocity measurements. Exp Fluids 39:1040-1050 (Pubitemid 41690288)
13. Gharakhani A, Ghoniem AF (1998) Simulation of the piston driven flow inside a cylinder with an eccentric port. J Fluids Eng 120:319-326 (Pubitemid 128444576)
14. Gharib M, Rambod E, Shariff K (1998) A universal time scale for vortex ring formation. J Fluid Mech 360:121-140 (Pubitemid 128488583)
15. Glezer A (1988) The formation of vortex rings. Phys Fluid 31:3532
16. Hertzberg J, Ho C (1995) Three-dimensional vortex dynamics in a rectangular sudden expansion. J Fluid Mech 289:1-27
17. Hinkley DV (1971) Inference about the change-point from cumulative sum tests. Biometrika 58:509-523
18. Jeong J, Hussain F (1995) On the identification of a vortex. J Fluid Mech 285:69-94
19. Kheradvar A, Gharib M (2009) On mitral valve dynamics and its connection to early diastolic flow. Ann Biomed Eng 37:1-13. doi:10.1007/s10439-008-9588-7
20. Kheradvar A, Milano M, Gharib M (2007) Correlation between vortex ring formation and mitral annulus dynamics during ventricular rapid filling. ASAIO J 53:8-16. doi:10.1097/01.mat. 0000249870.44625.22 (Pubitemid 46145486)
21. Krueger P (2008) Circulation and trajectories of vortex rings formed from tube and orifice openings. Phys D Nonlinear Phenom 237:2218-2222
22. Morton B (1984) The generation and decay of vorticity. Geophys Astrophys Fluid Dyn 28:277-308
23. Peterson SD, Plesniak MW (2008) The influence of inlet velocity profile and secondary flow on pulsatile flow in a model artery with stenosis. J Fluid Mech 616:263-301. doi:10.1017/S0022112008003625
24. Pierrakos O, Vlachos PP (2006) The effect of vortex formation on left ventricular filling and mitral valve efficiency. J Biomech EngTrans ASME 128:527-539. doi:10.1115/1.2205863 (Pubitemid 44187313)
25. Rosenfeld M, Rambod E, Gharib M (1998) Circulation and formation number of laminar vortex rings. J Fluid Mech 376:297-318 (Pubitemid 128506065)
26. Scarano F (2002) Iterative image deformation methods in PIV. Meas Sci Technol 13:R1-R19 (Pubitemid 34060767)
27. Shariff K, Leonard A (1992) Vortex rings. Annu Rev Fluid Mech 24:U235-U279
28. Sirovich L (1987) Turbulence and the dynamics of coherent structures. I-Coherent structures. II-Symmetries and transformations. III-Dynamics and scaling. Q Appl Math 45:561-571
29. Smith T, Moehlis J, Holmes P (2005) Low-dimensional modelling of turbulence using the proper orthogonal decomposition: a tutorial. Nonlinear Dyn 41:275-307 (Pubitemid 40952275)
30. Taylor WA (2000) Change-point analysis: a powerful new tool for detecting changes. http://www.variation.com/cpa/tech/changepoint.html. Accessed 18 July 2008
31. Westerweel J, Scarano F (2005) Universal outlier detection for PIV data. Exp Fluids 39:1096-1100 (Pubitemid 41690293)
32. Yazdani SK, Moore JE, Berry JL, Vlachos PP (2004) DPIV measurements of flow disturbances in stented artery models: adverse affects of compliance mismatch. J Biomech Eng Trans ASME 126:559-566. doi:10.1115/1.1797904 (Pubitemid 40019143)
33. Zhou J, Adrian R, Balachandar S, Kendall T (1999) Mechanisms for generating coherent packets of hairpin vortices in channel flow. J Fluid Mech 387:353-396