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lammps/examples/pour/log.pour.12Feb07.linux.1
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LAMMPS (12 Feb 2007)
# Pour granular particles into chute container, then induce flow
atom_style granular
boundary p p fm
newton off
region reg block -10 10 -10 10 -0.5 16 units box
create_box 1 reg
Created box = (-10 -10 -0.5) to (10 10 16)
1 by 1 by 1 processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (2000) and timestep (0.001)
# are used in this example file to produce a quick simulation and movie.
# More appropriate values for realistic simulations would be
# k = 2.0e5 and dt = 0.0001, as in bench/in.chute.
pair_style gran/history 2000.0 50.0 0.50 0
timestep 0.001
fix 1 all nve/gran
fix 2 all gravity spherical 0.0 -180.0
fix zlower all wall/gran zplane 0.0 2000.0 50.0 0.5
region slab block -9.0 9.0 -9.0 9.0 10.0 15.0 units box
fix ins all pour 3000 1 300719 vol 0.13 50 region slab
Particle insertion: 402 every 3162 steps, 3000 by step 22135
thermo_style granular
thermo 1000
thermo_modify lost ignore
compute_modify thermo_temp dynamic yes
dump id all atom 125 dump.pour
run 25000
Memory usage per processor = 0.335693 Mbytes
Step Atoms KinEng RotKEgrn Volume
0 0 -0 0 6600
1000 402 779.98578 0 6600
2000 402 1424.4252 0 6600
3000 402 1424.6738 13.243803 6600
4000 804 1725.9135 47.193854 6600
5000 804 1605.9404 61.336034 6600
6000 804 1364.6108 67.554058 6600
7000 1206 1511.4113 74.376707 6600
8000 1206 1418.8901 57.72159 6600
9000 1206 1256.2845 48.910044 6600
10000 1608 1398.3246 51.447622 6600
11000 1608 1247.546 48.387594 6600
12000 1608 1182.5307 42.323247 6600
13000 2010 1308.4067 48.900862 6600
14000 2010 1184.2874 44.83509 6600
15000 2010 1005.943 39.943887 6600
16000 2412 1031.9872 47.786837 6600
17000 2412 1032.5851 40.540687 6600
18000 2412 919.78138 36.200329 6600
19000 2814 1017.0854 35.573349 6600
20000 2814 964.17268 41.63371 6600
21000 2814 748.30864 44.884418 6600
22000 2814 531.66082 40.886555 6600
23000 3000 415.96265 35.009259 6600
24000 3000 363.92132 18.910655 6600
25000 3000 223.50386 24.163325 6600
Loop time of 77.9105 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 44.229 (56.769)
Neigh time (%) = 4.82477 (6.19271)
Comm time (%) = 2.59149 (3.32625)
Outpt time (%) = 1.80922 (2.32218)
Other time (%) = 24.456 (31.3899)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 675 ave 675 max 675 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13637 ave 13637 max 13637 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13637
Ave neighs/atom = 4.54567
Neighbor list builds = 1153
Dangerous builds = 0
unfix ins
fix 2 all gravity chute 26.0
run 25000
Memory usage per processor = 7.24008 Mbytes
Step Atoms KinEng RotKEgrn Volume
25000 3000 223.50386 24.163325 6600
26000 3000 116.7995 18.613728 6600
27000 3000 122.40388 11.057402 6600
28000 3000 231.29589 11.189183 6600
29000 3000 394.03717 14.367314 6600
30000 3000 647.20427 22.016262 6600
31000 3000 908.91364 28.607326 6600
32000 3000 1271.4653 30.481316 6600
33000 3000 1667.4275 41.693229 6600
34000 3000 2165.6715 50.388564 6600
35000 3000 2742.9875 52.867314 6600
36000 3000 3313.9686 64.802217 6600
37000 3000 4043.4311 73.963901 6600
38000 3000 4826.4345 82.469868 6600
39000 3000 5665.19 95.419726 6600
40000 3000 6555.0312 105.12519 6600
41000 3000 7541.9934 121.4346 6600
42000 3000 8632.6663 129.37799 6600
43000 3000 9666.568 132.68521 6600
44000 3000 10825.138 153.12413 6600
45000 3000 12010.686 165.13241 6600
46000 3000 13364.225 184.80686 6600
47000 3000 14694.757 196.08109 6600
48000 3000 16083.771 220.53678 6600
49000 3000 17548.113 228.11249 6600
50000 3000 19103.087 244.48465 6600
Loop time of 158.137 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 98.0991 (62.0342)
Neigh time (%) = 7.5106 (4.74943)
Comm time (%) = 5.67871 (3.59101)
Outpt time (%) = 2.85027 (1.8024)
Other time (%) = 43.9984 (27.823)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 766 ave 766 max 766 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13994 ave 13994 max 13994 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13994
Ave neighs/atom = 4.66467
Neighbor list builds = 833
Dangerous builds = 0
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