2006-09-28 03:50:23 +08:00
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# LAMMPS benchmark of granular flow
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# chute flow of 32000 atoms with frozen base at 26 degrees
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variable x index 1
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variable y index 1
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units lj
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atom_style granular
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boundary p p fs
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newton off
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read_data data.chute
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replicate $x $y 1
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2009-01-09 23:14:47 +08:00
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pair_style gran/hooke/history 200000.0 NULL 50.0 NULL 0.5 0
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2009-01-07 01:12:09 +08:00
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pair_coeff * *
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2006-09-28 03:50:23 +08:00
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neighbor 0.1 bin
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neigh_modify every 1 delay 0
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timestep 0.0001
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group bottom type 2
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group active subtract all bottom
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neigh_modify exclude group bottom bottom
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2007-07-09 22:17:03 +08:00
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fix 1 all gravity 1.0 chute 26.0
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2006-09-28 03:50:23 +08:00
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fix 2 bottom freeze
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2008-05-17 04:30:53 +08:00
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fix 3 active nve/sphere
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2006-09-28 03:50:23 +08:00
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2008-05-17 04:30:53 +08:00
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compute 1 all erotate/sphere
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thermo_style custom step atoms ke c_1 vol
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thermo_modify norm no
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2006-09-28 03:50:23 +08:00
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thermo 100
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run 100
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