Granular material flow regime map for planar silos and hoppers

2021 ◽  
Vol 377 ◽  
pp. 597-606
Author(s):  
Evgeny Rabinovich ◽  
Haim Kalman ◽  
Per F. Peterson
2014 ◽  
Vol 119 ◽  
pp. 199-211 ◽  
Author(s):  
Kenya Kuwagi ◽  
Atsuto Kogane ◽  
Hiroyuki Hirano ◽  
Azri Bin Alias ◽  
Toshihiro Takami

1999 ◽  
Vol 25 (6) ◽  
pp. 1037-1039 ◽  
Author(s):  
TOSHIRO TSUJI ◽  
TOMOKO CHIBA ◽  
TOSHIHARU SHIBATA ◽  
OSAMU UEMAKI ◽  
HIRONORI ITOH

Soft Matter ◽  
2016 ◽  
Vol 12 (3) ◽  
pp. 914-924 ◽  
Author(s):  
Christopher Ness ◽  
Jin Sun

A flow regime map for suspended particles that unifies aspects of colloidal, granular and soft-particle rheology across remarkably diverse scales.


1990 ◽  
Vol 112 (1) ◽  
pp. 150-156 ◽  
Author(s):  
Y. A. Hassan ◽  
T. K. Blanchat

A RELAP5/MOD2 computer code model for a once-through steam generator has been developed. The calculated heat transfer in the nucleate boiling flow was underpredicted as shown by a predicted superheat of only 11°C (20°F), whereas plant values range from 22–30°C (40–60°F). Existing heat transfer correlations used in thermal-hydraulic computer codes do not provide accurate predictions of the measurement-derived secondary convective heat transfer coefficients for steam generators because they were developed for flow inside tubes, not tube bundles. The RELAP5/MOD2 flow regime map was modified to account for flow across bundles. This modified flow regime map predicts better transition criteria between bubbly-to-slug and slug-to-annular flow. Consequently, improved saturated conditions for the fluid flow at the entrance to the boiler were obtained. A modified Chen-type heat transfer correlation was developed to predict the boiling heat transfer for steam generator tube bundle geometries. This correlation predicts better superheat.


2008 ◽  
Vol 66 (1-2) ◽  
pp. 94-98 ◽  
Author(s):  
J.S. Chang ◽  
C. Ayrault ◽  
D. Brocilo ◽  
D. Ewing ◽  
G.D. Harvel ◽  
...  

1992 ◽  
Vol 123 (3-4) ◽  
pp. 545-554 ◽  
Author(s):  
Catharina R. Biber ◽  
Christine A. Wang ◽  
Shahryar Motakef

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