Perturbations of liquid jets with an entering sphere in flow focusing

2022 ◽  
Vol 147 ◽  
pp. 103914
Author(s):  
Ju Wang ◽  
Zhaomiao Liu ◽  
Yan Pang ◽  
Mengqi Li
Keyword(s):  
2014 ◽  
Vol 761 ◽  
pp. 206-219 ◽  
Author(s):  
Élisabeth Ghabache ◽  
Thomas Séon ◽  
Arnaud Antkowiak

AbstractUsing a model experiment, we explore the dynamics of inertial liquid jets arising from a gravitational cavity collapse. The focus of the study is to elucidate the link between both the dynamical and kinematical properties of the jet and the initial cavity geometry, for a wide range of physical parameters. We demonstrate that the jets exhibit shape similarity and reveal a robust relationship between the jet tip velocity and the initial cavity geometry, regardless of the details of the collapse process. We argue that this relation reflects a flow focusing mechanism, and we propose a simple model capturing the key features of the erupting jet velocity scaling. Finally, the relevance of these results to other jets occurring in e.g. large bubble detachment or wave impact on walls is discussed.


2015 ◽  
Vol 25 (1) ◽  
pp. 47-80 ◽  
Author(s):  
Bejoy Mandumpala Devassy ◽  
Chawki Habchi ◽  
Eric Daniel
Keyword(s):  

1994 ◽  
Vol 4 (4) ◽  
pp. 451-471 ◽  
Author(s):  
Nobuyuki Yatsuyanagi ◽  
Hiroshi Sakamoto ◽  
Kazuo Sato

2008 ◽  
Vol 18 (7) ◽  
pp. 571-617 ◽  
Author(s):  
Vedanth Srinivasan ◽  
Abraham J. Salazar ◽  
Kozo Saito

2010 ◽  
Vol 20 (4) ◽  
pp. 311-336 ◽  
Author(s):  
H. Pitsch ◽  
Olivier Desjardins

2005 ◽  
Vol 15 (3) ◽  
pp. 271-294 ◽  
Author(s):  
C. Aalburg ◽  
B. van Leer ◽  
G. M. Faeth ◽  
K. A. Sallam
Keyword(s):  

2006 ◽  
Vol 16 (6) ◽  
pp. 657-672 ◽  
Author(s):  
K. A. Sallam ◽  
C. Aalburg ◽  
G. M. Faeth ◽  
K.-C. Lin ◽  
C. D. Carter ◽  
...  
Keyword(s):  

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