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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@13471 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp
2015-05-15 19:36:25 +00:00
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LAMMPS (30 Apr 2015)
# Pour 2d granular particles into container
dimension 2
atom_style sphere
boundary f fm p
newton off
comm_modify vel yes
region reg block 0 100 0 50 -0.5 0.5 units box
create_box 1 reg
Created orthogonal box = (0 0 -0.5) to (100 50 0.5)
1 by 1 by 1 MPI processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (4000) 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 = 4.0e5 and dt = 0.0001, as in bench/in.chute (if it were Hertzian).
pair_style gran/hertz/history 4000.0 NULL 100.0 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 xwalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 xplane 0 100
fix ywalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 yplane 0 NULL
region slab block 1.0 99.0 30 34.5 -0.5 0.5 units box
fix ins all pour 1000 1 4767548 vol 0.4 10 diam range 0.5 1.0 region slab
Particle insertion: 224 every 3000 steps, 1000 by step 12001
fix 3 all enforce2d
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 250 dump.pour
#dump 2 all image 500 image.*.jpg type type # zoom 1.6 adiam 1.5
#dump_modify 2 pad 5
#dump 3 all movie 500 movie.mpg type type # zoom 1.6 adiam 1.5
#dump_modify 3 pad 5
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.75187 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 5000
1000 224 201.77464 0 5000
2000 224 372.42868 0 5000
3000 224 599.60221 0 5000
4000 448 1084.3752 0 5000
5000 448 1592.4543 0 5000
6000 448 1763.3153 37.274939 5000
7000 672 1805.206 89.331853 5000
8000 672 1778.0015 111.58381 5000
9000 672 1592.6805 97.550311 5000
10000 896 1631.962 76.905078 5000
11000 896 1590.1527 68.644552 5000
12000 896 1564.4707 60.119562 5000
13000 1000 1490.072 56.982972 5000
14000 1000 1266.4669 57.579371 5000
15000 1000 1034.1055 46.079374 5000
16000 1000 748.70283 43.933154 5000
17000 1000 462.65166 37.522016 5000
18000 1000 327.40481 29.450285 5000
19000 1000 223.24319 31.981144 5000
20000 1000 54.792042 23.449101 5000
21000 1000 25.805484 16.352528 5000
22000 1000 20.617765 11.756965 5000
23000 1000 16.115382 7.9435503 5000
24000 1000 11.971003 5.9411126 5000
25000 1000 10.404117 4.3811155 5000
Loop time of 2.98008 on 1 procs for 25000 steps with 1000 atoms
Pair time (%) = 1.23855 (41.5609)
Neigh time (%) = 0.403879 (13.5526)
Comm time (%) = 0.00808311 (0.271238)
Outpt time (%) = 0.000298977 (0.0100325)
Other time (%) = 1.32927 (44.6052)
Nlocal: 1000 ave 1000 max 1000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 0 ave 0 max 0 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 2374 ave 2374 max 2374 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 2374
Ave neighs/atom = 2.374
Neighbor list builds = 2089
Dangerous builds = 0

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LAMMPS (30 Apr 2015)
# Pour 2d granular particles into container
dimension 2
atom_style sphere
boundary f fm p
newton off
comm_modify vel yes
region reg block 0 100 0 50 -0.5 0.5 units box
create_box 1 reg
Created orthogonal box = (0 0 -0.5) to (100 50 0.5)
4 by 1 by 1 MPI processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (4000) 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 = 4.0e5 and dt = 0.0001, as in bench/in.chute (if it were Hertzian).
pair_style gran/hertz/history 4000.0 NULL 100.0 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 xwalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 xplane 0 100
fix ywalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 yplane 0 NULL
region slab block 1.0 99.0 30 34.5 -0.5 0.5 units box
fix ins all pour 1000 1 4767548 vol 0.4 10 diam range 0.5 1.0 region slab
Particle insertion: 224 every 3000 steps, 1000 by step 12001
fix 3 all enforce2d
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 250 dump.pour
#dump 2 all image 500 image.*.jpg type type # zoom 1.6 adiam 1.5
#dump_modify 2 pad 5
#dump 3 all movie 500 movie.mpg type type # zoom 1.6 adiam 1.5
#dump_modify 3 pad 5
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.71741 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 5000
1000 224 201.77464 0 5000
2000 224 372.42868 0 5000
3000 224 599.60221 0 5000
4000 448 1084.3752 0 5000
5000 448 1592.4543 0 5000
6000 448 1763.3153 37.274939 5000
7000 672 1805.206 89.331853 5000
8000 672 1778.0015 111.58381 5000
9000 672 1592.6805 97.550311 5000
10000 896 1630.8521 79.742572 5000
11000 896 1593.1588 67.633788 5000
12000 896 1562.2084 65.097236 5000
13000 1000 1504.1203 63.468934 5000
14000 1000 1266.5724 55.837334 5000
15000 1000 1041.8665 48.938774 5000
16000 1000 766.27305 43.846151 5000
17000 1000 466.30103 43.206188 5000
18000 1000 320.50154 26.84775 5000
19000 1000 207.91453 29.183522 5000
20000 1000 52.447982 19.30378 5000
21000 1000 22.027641 10.395933 5000
22000 1000 15.395099 6.7003289 5000
23000 1000 11.97674 5.2548063 5000
24000 1000 7.8974699 3.7396899 5000
25000 1000 6.1288038 2.2056805 5000
Loop time of 0.937018 on 4 procs for 25000 steps with 1000 atoms
Pair time (%) = 0.316877 (33.8176)
Neigh time (%) = 0.10188 (10.8728)
Comm time (%) = 0.0768892 (8.20574)
Outpt time (%) = 0.000411808 (0.0439489)
Other time (%) = 0.440959 (47.0599)
Nlocal: 250 ave 267 max 232 min
Histogram: 1 0 0 0 1 1 0 0 0 1
Nghost: 18 ave 23 max 14 min
Histogram: 2 0 0 0 0 0 0 1 0 1
Neighs: 606 ave 664 max 559 min
Histogram: 1 0 1 0 0 1 0 0 0 1
Total # of neighbors = 2424
Ave neighs/atom = 2.424
Neighbor list builds = 2060
Dangerous builds = 0

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LAMMPS (30 Apr 2015)
# Pour 2d granular particles into container
dimension 2
atom_style sphere
atom_modify map array
boundary f fm p
newton off
comm_modify vel yes cutoff 2.5
fix prop all property/atom mol ghost yes
region reg block 0 100 0 50 -0.5 0.5 units box
create_box 1 reg
Created orthogonal box = (0 0 -0.5) to (100 50 0.5)
1 by 1 by 1 MPI processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (4000) 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 = 4.0e5 and dt = 0.0001, as in bench/in.chute (if it were Hertzian).
pair_style gran/hertz/history 4000.0 NULL 100.0 NULL 0.5 0
pair_coeff * *
timestep 0.001
fix 2 all gravity 1.0 spherical 0.0 -180.0
fix xwalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 xplane 0 100
fix ywalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 yplane 0 NULL
molecule object molecule.vshape
Read molecule object:
5 atoms with 1 types
0 bonds with 0 types
0 angles with 0 types
0 dihedrals with 0 types
0 impropers with 0 types
fix 3 all rigid/small molecule mol object
0 rigid bodies with 0 atoms
2.23607 = max distance from body owner to body atom
# insure region size + molecule size does not overlap wall
region slab block 3.0 97.0 30 34.5 -0.5 0.5 units box
fix ins all pour 500 0 4767548 vol 0.8 10 region slab mol object rigid 3
Particle insertion: 26 every 3000 steps, 500 by step 57001
fix 4 all enforce2d
compute 1 all erotate/sphere
compute Tsphere all temp/sphere
thermo_style custom step atoms ke c_1 vol
thermo_modify lost ignore norm no temp Tsphere
compute_modify Tsphere dynamic yes
thermo 1000
#dump id all atom 100 tmp.dump
#variable colors string # "red green blue yellow white # purple pink orange lime gray"
#variable mol2 atom mol%10
#dump 2 all image 250 image.*.jpg v_mol2 type # zoom 1.6 adiam 1.5
#dump_modify 2 pad 5 amap 0 10 sa 1 10 ${colors}
#variable colors string # "red green blue yellow white # purple pink orange lime gray"
#variable mol3 atom mol%10
#dump 3 all movie 250 movie.mpg v_mol3 type # zoom 1.6 adiam 1.5
#dump_modify 3 pad 5 amap 0 10 sa 1 10 ${colors}
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.75807 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 5000
1000 130 259.24123 2.3772821e-30 5000
2000 130 465.39775 9.5010246e-30 5000
3000 130 736.55426 2.1365791e-29 5000
4000 260 1274.295 6.045774e-05 5000
5000 260 1855.4991 0.0021687846 5000
6000 260 1936.8934 6.9705094 5000
7000 390 1909.1519 11.402993 5000
8000 390 1958.2549 10.910611 5000
9000 390 1968.6293 14.080709 5000
10000 520 2278.4559 8.2512574 5000
11000 520 1952.4436 6.8525602 5000
12000 520 1391.9826 3.6742003 5000
13000 650 1608.9033 2.2121034 5000
14000 650 1562.8758 2.9284792 5000
15000 650 1549.101 2.432552 5000
16000 780 1718.9486 2.339785 5000
17000 780 1646.7053 5.1414663 5000
18000 780 1441.0842 3.7040072 5000
19000 910 1546.6435 2.5109623 5000
20000 910 1379.5416 4.2028322 5000
21000 910 1155.2864 2.05953 5000
22000 1040 1237.0246 3.0494101 5000
23000 1040 1160.8301 3.0040354 5000
24000 1040 1192.673 1.6310726 5000
25000 1170 1128.3916 3.3745733 5000
Loop time of 3.09992 on 1 procs for 25000 steps with 1170 atoms
Pair time (%) = 0.854584 (27.5679)
Neigh time (%) = 0.25036 (8.07633)
Comm time (%) = 0.0104866 (0.338286)
Outpt time (%) = 0.000499964 (0.0161283)
Other time (%) = 1.98399 (64.0014)
Nlocal: 1170 ave 1170 max 1170 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 0 ave 0 max 0 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 1699 ave 1699 max 1699 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 1699
Ave neighs/atom = 1.45214
Neighbor list builds = 1737
Dangerous builds = 0

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LAMMPS (30 Apr 2015)
# Pour 2d granular particles into container
dimension 2
atom_style sphere
atom_modify map array
boundary f fm p
newton off
comm_modify vel yes cutoff 2.5
fix prop all property/atom mol ghost yes
region reg block 0 100 0 50 -0.5 0.5 units box
create_box 1 reg
Created orthogonal box = (0 0 -0.5) to (100 50 0.5)
4 by 1 by 1 MPI processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (4000) 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 = 4.0e5 and dt = 0.0001, as in bench/in.chute (if it were Hertzian).
pair_style gran/hertz/history 4000.0 NULL 100.0 NULL 0.5 0
pair_coeff * *
timestep 0.001
fix 2 all gravity 1.0 spherical 0.0 -180.0
fix xwalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 xplane 0 100
fix ywalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 yplane 0 NULL
molecule object molecule.vshape
Read molecule object:
5 atoms with 1 types
0 bonds with 0 types
0 angles with 0 types
0 dihedrals with 0 types
0 impropers with 0 types
fix 3 all rigid/small molecule mol object
0 rigid bodies with 0 atoms
2.23607 = max distance from body owner to body atom
# insure region size + molecule size does not overlap wall
region slab block 3.0 97.0 30 34.5 -0.5 0.5 units box
fix ins all pour 500 0 4767548 vol 0.8 10 region slab mol object rigid 3
Particle insertion: 26 every 3000 steps, 500 by step 57001
fix 4 all enforce2d
compute 1 all erotate/sphere
compute Tsphere all temp/sphere
thermo_style custom step atoms ke c_1 vol
thermo_modify lost ignore norm no temp Tsphere
compute_modify Tsphere dynamic yes
thermo 1000
#dump id all atom 100 tmp.dump
#variable colors string # "red green blue yellow white # purple pink orange lime gray"
#variable mol2 atom mol%10
#dump 2 all image 250 image.*.jpg v_mol2 type # zoom 1.6 adiam 1.5
#dump_modify 2 pad 5 amap 0 10 sa 1 10 ${colors}
#variable colors string # "red green blue yellow white # purple pink orange lime gray"
#variable mol3 atom mol%10
#dump 3 all movie 250 movie.mpg v_mol3 type # zoom 1.6 adiam 1.5
#dump_modify 3 pad 5 amap 0 10 sa 1 10 ${colors}
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.72041 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 5000
1000 130 259.24123 2.3773387e-30 5000
2000 130 465.39775 9.5010816e-30 5000
3000 130 736.55426 2.1365846e-29 5000
4000 260 1274.295 6.045774e-05 5000
5000 260 1855.4991 0.0021687846 5000
6000 260 1936.8934 6.9705094 5000
7000 390 1909.1519 11.402993 5000
8000 390 1958.2549 10.910611 5000
9000 390 1968.6293 14.080709 5000
10000 520 2278.4559 8.2512574 5000
11000 520 1952.4436 6.8525602 5000
12000 520 1391.9826 3.6742003 5000
13000 650 1608.8924 2.2123232 5000
14000 650 1562.872 2.9306477 5000
15000 650 1548.2428 2.4495128 5000
16000 780 1712.8658 2.2773941 5000
17000 780 1649.1423 4.9833774 5000
18000 780 1421.6645 4.0064802 5000
19000 910 1574.37 2.4833854 5000
20000 910 1354.8838 5.1248395 5000
21000 910 1156.7385 2.5239056 5000
22000 1040 1233.7916 2.9364978 5000
23000 1040 1150.2238 2.5059515 5000
24000 1040 1224.372 1.6145537 5000
25000 1170 1202.871 2.6775319 5000
Loop time of 1.09127 on 4 procs for 25000 steps with 1170 atoms
Pair time (%) = 0.230632 (21.1343)
Neigh time (%) = 0.070335 (6.44524)
Comm time (%) = 0.0610123 (5.59095)
Outpt time (%) = 0.00059557 (0.0545758)
Other time (%) = 0.728695 (66.7749)
Nlocal: 292.5 ave 304 max 278 min
Histogram: 1 0 1 0 0 0 0 0 0 2
Nghost: 42.5 ave 58 max 27 min
Histogram: 1 1 0 0 0 0 0 0 1 1
Neighs: 427 ave 456 max 388 min
Histogram: 1 0 0 1 0 0 0 0 0 2
Total # of neighbors = 1708
Ave neighs/atom = 1.45983
Neighbor list builds = 1732
Dangerous builds = 0

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LAMMPS (30 Apr 2015)
# Pour granular particles into chute container, then induce flow
atom_style sphere
boundary p p fm
newton off
comm_modify 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 2 all image 1000 image.*.jpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 2 pad 5
#dump 3 all movie 1000 movie.mpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 3 pad 5
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.90017 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 6600
1000 402 768.04606 0 6600
2000 402 1407.1714 0 6600
3000 402 1373.819 15.59952 6600
4000 804 1737.1399 39.311164 6600
5000 804 1571.3184 67.501382 6600
6000 804 1318.6439 77.636174 6600
7000 1206 1522.1986 68.863683 6600
8000 1206 1387.2223 64.067846 6600
9000 1206 1265.9044 51.726525 6600
10000 1608 1460.3212 48.844763 6600
11000 1608 1310.2001 53.532609 6600
12000 1608 1134.4592 48.567743 6600
13000 2010 1182.5037 45.620614 6600
14000 2010 1192.4303 39.066935 6600
15000 2010 967.05968 42.363789 6600
16000 2412 1119.8304 39.217157 6600
17000 2412 1063.7921 45.71714 6600
18000 2412 855.28326 42.745948 6600
19000 2814 970.7019 40.155896 6600
20000 2814 923.94347 34.590568 6600
21000 2814 793.75092 36.707509 6600
22000 2814 543.4546 37.669131 6600
23000 3000 446.47658 39.719019 6600
24000 3000 331.57201 24.034747 6600
25000 3000 239.90493 18.457205 6600
Loop time of 9.63985 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 5.35557 (55.5565)
Neigh time (%) = 1.52738 (15.8445)
Comm time (%) = 0.202423 (2.09986)
Outpt time (%) = 0.000523806 (0.00543375)
Other time (%) = 2.55396 (26.4937)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 658 ave 658 max 658 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13479 ave 13479 max 13479 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13479
Ave neighs/atom = 4.493
Neighbor list builds = 1149
Dangerous builds = 0
unfix ins
fix 2 all gravity 1.0 chute 26.0
run 25000
Memory usage per processor = 7.37566 Mbytes
Step Atoms KinEng 1 Volume
25000 3000 239.90493 18.457205 6600
26000 3000 86.453151 19.990229 6600
27000 3000 104.03763 12.243926 6600
28000 3000 187.74939 11.703132 6600
29000 3000 316.59921 14.610301 6600
30000 3000 520.76149 18.82089 6600
31000 3000 821.71283 25.266473 6600
32000 3000 1153.8578 30.714985 6600
33000 3000 1520.1476 38.247011 6600
34000 3000 2006.3144 44.480026 6600
35000 3000 2556.4751 55.768118 6600
36000 3000 3160.9914 63.728696 6600
37000 3000 3877.5537 71.484742 6600
38000 3000 4675.4987 79.37485 6600
39000 3000 5479.8489 94.281786 6600
40000 3000 6350.6439 106.39353 6600
41000 3000 7245.0837 113.40306 6600
42000 3000 8227.1726 129.62268 6600
43000 3000 9422.0189 144.63991 6600
44000 3000 10616.036 149.84326 6600
45000 3000 11908.182 169.96204 6600
46000 3000 13257.313 184.73533 6600
47000 3000 14765.4 201.20237 6600
48000 3000 16184.643 202.00907 6600
49000 3000 17573.204 215.30429 6600
50000 3000 19117.749 232.28939 6600
Loop time of 18.7106 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 11.8554 (63.3618)
Neigh time (%) = 2.26367 (12.0983)
Comm time (%) = 0.429007 (2.29285)
Outpt time (%) = 0.000705957 (0.00377303)
Other time (%) = 4.16185 (22.2432)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 742 ave 742 max 742 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13997 ave 13997 max 13997 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13997
Ave neighs/atom = 4.66567
Neighbor list builds = 836
Dangerous builds = 0

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LAMMPS (30 Apr 2015)
# Pour granular particles into chute container, then induce flow
atom_style sphere
boundary p p fm
newton off
comm_modify 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)
2 by 2 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 2 all image 1000 image.*.jpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 2 pad 5
#dump 3 all movie 1000 movie.mpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 3 pad 5
run 25000
Neighbor list info ...
2 neighbor list requests
update every 1 steps, delay 0 steps, check yes
master list distance cutoff = 1.2
Memory usage per processor = 2.77531 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 6600
1000 402 768.04606 0 6600
2000 402 1407.1714 0 6600
3000 402 1373.819 15.59952 6600
4000 804 1737.1399 39.311164 6600
5000 804 1571.3184 67.501382 6600
6000 804 1318.6439 77.636174 6600
7000 1206 1521.8348 69.010381 6600
8000 1206 1391.0761 64.407583 6600
9000 1206 1264.98 50.32567 6600
10000 1608 1462.7175 49.903609 6600
11000 1608 1317.5878 52.401196 6600
12000 1608 1120.9416 46.067058 6600
13000 2010 1200.1517 49.662302 6600
14000 2010 1180.2805 38.850379 6600
15000 2010 970.23519 39.121533 6600
16000 2412 1101.3888 44.051087 6600
17000 2412 1054.4967 43.489619 6600
18000 2412 850.25959 42.296696 6600
19000 2814 959.68841 42.757546 6600
20000 2814 933.72206 42.668586 6600
21000 2814 779.2842 42.116934 6600
22000 2814 537.68477 35.113909 6600
23000 3000 456.26221 36.394458 6600
24000 3000 334.38331 26.256087 6600
25000 3000 233.7217 18.768345 6600
Loop time of 2.94149 on 4 procs for 25000 steps with 3000 atoms
Pair time (%) = 1.37509 (46.7481)
Neigh time (%) = 0.399563 (13.5837)
Comm time (%) = 0.342141 (11.6316)
Outpt time (%) = 0.000670791 (0.0228045)
Other time (%) = 0.824025 (28.0139)
Nlocal: 750 ave 765 max 730 min
Histogram: 1 0 0 0 1 0 0 0 1 1
Nghost: 390.75 ave 393 max 385 min
Histogram: 1 0 0 0 0 0 0 0 1 2
Neighs: 3548 ave 3643 max 3454 min
Histogram: 1 0 1 0 0 0 0 1 0 1
Total # of neighbors = 14192
Ave neighs/atom = 4.73067
Neighbor list builds = 1152
Dangerous builds = 0
unfix ins
fix 2 all gravity 1.0 chute 26.0
run 25000
Memory usage per processor = 7.22932 Mbytes
Step Atoms KinEng 1 Volume
25000 3000 233.7217 18.768345 6600
26000 3000 80.58756 21.114703 6600
27000 3000 112.90794 11.760837 6600
28000 3000 211.68857 11.667711 6600
29000 3000 368.27114 15.483397 6600
30000 3000 611.33941 21.023859 6600
31000 3000 902.04662 29.663904 6600
32000 3000 1188.6213 31.996848 6600
33000 3000 1626.3144 38.244424 6600
34000 3000 2068.1939 45.793779 6600
35000 3000 2654.4292 55.900641 6600
36000 3000 3212.0662 64.492942 6600
37000 3000 3942.9079 73.557353 6600
38000 3000 4710.2169 84.24051 6600
39000 3000 5513.597 93.737814 6600
40000 3000 6367.338 112.43633 6600
41000 3000 7417.7889 130.70338 6600
42000 3000 8428.2678 124.66302 6600
43000 3000 9498.0121 136.37107 6600
44000 3000 10680.269 149.21074 6600
45000 3000 11852.03 154.67802 6600
46000 3000 12896.699 167.10324 6600
47000 3000 14218.465 196.70386 6600
48000 3000 15555.796 204.40316 6600
49000 3000 16694.338 208.98934 6600
50000 3000 17936.665 192.19442 6600
Loop time of 5.58456 on 4 procs for 25000 steps with 3000 atoms
Pair time (%) = 3.03164 (54.2861)
Neigh time (%) = 0.583627 (10.4507)
Comm time (%) = 0.59857 (10.7183)
Outpt time (%) = 0.000968099 (0.0173353)
Other time (%) = 1.36975 (24.5275)
Nlocal: 750 ave 758 max 741 min
Histogram: 1 0 0 0 0 2 0 0 0 1
Nghost: 404 ave 417 max 395 min
Histogram: 1 0 1 0 1 0 0 0 0 1
Neighs: 3603.75 ave 3695 max 3528 min
Histogram: 1 0 0 1 1 0 0 0 0 1
Total # of neighbors = 14415
Ave neighs/atom = 4.805
Neighbor list builds = 827
Dangerous builds = 0