Effect of horizontal vibrations on mass flow rate and segregation during hopper discharge: discrete element method approach

Sadhana ◽  
2020 ◽  
Vol 45 (1) ◽  
Author(s):  
Raj Kumar ◽  
Arun K Jana ◽  
Srikanth R Gopireddy ◽  
Chetan M Patel
2018 ◽  
Vol 157 ◽  
pp. 02014
Author(s):  
Pawel Chodkiewicz ◽  
Jakub Lengiewicz ◽  
Robert Zalewski

In this paper, we present a novel approach to modeling and analysis of Vacuum Packed Particle dampers (VPP dampers) with the use of Discrete Element Method (DEM). VPP dampers are composed of loose granular medium encapsulated in a hermetic envelope, with controlled pressure inside the envelope. By changing the level of underpressure inside the envelope, one can control mechanical properties of the system. The main novelty of the DEM model proposed in this paper is the method to treat special (pressure) boundary conditions at the envelope. The model has been implemented within the open-source Yade DEM software. Preliminary results are presented and discussed in the paper. The qualitative agreement with experimental results has been achieved.


2005 ◽  
Vol 60 (15) ◽  
pp. 4083-4091 ◽  
Author(s):  
G.J. Finnie ◽  
N.P. Kruyt ◽  
M. Ye ◽  
C. Zeilstra ◽  
J.A.M. Kuipers

2006 ◽  
Vol 195 (19-22) ◽  
pp. 2841-2859 ◽  
Author(s):  
G. Saussine ◽  
C. Cholet ◽  
P.E. Gautier ◽  
F. Dubois ◽  
C. Bohatier ◽  
...  

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