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lammps/examples/pour/log.pour.18Feb13.linux.1
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LAMMPS (18 Feb 2013)
# Pour granular particles into chute container, then induce flow
atom_style sphere
boundary p p fm
newton off
communicate single vel yes
region reg block -10 10 -10 10 -0.5 16 units box
create_box 1 reg
Created orthogonal box = (-10 -10 -0.5) to (10 10 16)
1 by 1 by 1 MPI 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/hooke/history 2000.0 NULL 50.0 NULL 0.5 0
pair_coeff * *
timestep 0.001
fix 1 all nve/sphere
fix 2 all gravity 1.0 spherical 0.0 -180.0
fix zlower all wall/gran 2000.0 NULL 50.0 NULL 0.5 0 zplane 0.0 2000.0
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
compute 1 all erotate/sphere
thermo_style custom step atoms ke c_1 vol
thermo 1000
thermo_modify lost ignore norm no
compute_modify thermo_temp dynamic yes
#dump id all atom 1000 dump.pour
#dump 1 all image 1000 image.*.jpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 1 pad 5
run 25000
Memory usage per processor = 9.46169 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 6600
1000 402 779.98578 0 6600
2000 402 1424.4252 0 6600
3000 402 1425.0863 12.9927 6600
4000 804 1724.8532 47.325647 6600
5000 804 1598.6681 64.779741 6600
6000 804 1364.8231 61.75911 6600
7000 1206 1519.7287 69.028648 6600
8000 1206 1409.6162 62.604936 6600
9000 1206 1243.5299 53.012812 6600
10000 1608 1400.2632 57.300035 6600
11000 1608 1226.4327 53.185401 6600
12000 1608 1190.754 41.207269 6600
13000 2010 1309.6301 51.508727 6600
14000 2010 1182.74 46.857423 6600
15000 2010 985.17177 43.141534 6600
16000 2412 1041.1301 47.314349 6600
17000 2412 1038.3663 39.508439 6600
18000 2412 916.06571 39.312699 6600
19000 2814 1021.9901 42.073133 6600
20000 2814 959.466 41.811414 6600
21000 2814 761.2927 41.364383 6600
22000 2814 521.07124 40.192029 6600
23000 3000 423.49186 37.34074 6600
24000 3000 362.28297 22.586628 6600
25000 3000 223.45694 22.976343 6600
Loop time of 9.28813 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 5.36181 (57.7276)
Neigh time (%) = 1.04765 (11.2794)
Comm time (%) = 0.25077 (2.6999)
Outpt time (%) = 0.000460148 (0.00495415)
Other time (%) = 2.62743 (28.2881)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 669 ave 669 max 669 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13650 ave 13650 max 13650 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13650
Ave neighs/atom = 4.55
Neighbor list builds = 1153
Dangerous builds = 0
unfix ins
fix 2 all gravity 1.0 chute 26.0
run 25000
Memory usage per processor = 10.2619 Mbytes
Step Atoms KinEng 1 Volume
25000 3000 223.45694 22.976343 6600
26000 3000 113.473 17.666374 6600
27000 3000 102.76936 12.540567 6600
28000 3000 179.07068 11.501122 6600
29000 3000 289.11251 14.028808 6600
30000 3000 461.92265 17.681677 6600
31000 3000 710.67032 23.209353 6600
32000 3000 991.22981 30.179598 6600
33000 3000 1366.0205 36.321028 6600
34000 3000 1817.0366 45.963988 6600
35000 3000 2329.5052 51.957397 6600
36000 3000 2938.7862 59.654677 6600
37000 3000 3662.828 70.399596 6600
38000 3000 4375.2295 78.906063 6600
39000 3000 5250.4031 92.018452 6600
40000 3000 6032.6969 100.23325 6600
41000 3000 7053.8661 115.73204 6600
42000 3000 8063.1636 122.38643 6600
43000 3000 9181.8348 143.39138 6600
44000 3000 10270.31 149.34715 6600
45000 3000 11434.53 161.47217 6600
46000 3000 12731.277 171.19811 6600
47000 3000 13938.907 170.91903 6600
48000 3000 15244.449 192.6018 6600
49000 3000 16627.76 195.3851 6600
50000 3000 17863.962 213.64088 6600
Loop time of 18.2656 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 11.864 (64.9527)
Neigh time (%) = 1.57208 (8.60681)
Comm time (%) = 0.539768 (2.95511)
Outpt time (%) = 0.000703335 (0.0038506)
Other time (%) = 4.28904 (23.4816)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 755 ave 755 max 755 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13875 ave 13875 max 13875 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13875
Ave neighs/atom = 4.625
Neighbor list builds = 803
Dangerous builds = 0
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