mirror of https://github.com/lammps/lammps.git
170 lines
7.7 KiB
Groff
170 lines
7.7 KiB
Groff
LAMMPS (22 June 2007)
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# 2d indenter simulation
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dimension 2
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boundary p s p
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atom_style atomic
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neighbor 0.3 bin
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neigh_modify delay 5
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# create geometry
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lattice hex 0.9
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Lattice spacing in x,y,z = 1.1327 1.96189 1.1327
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region box block 0 20 0 10 -0.25 0.25
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create_box 2 box
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Created orthogonal box = (0 0 -0.283174) to (22.6539 19.6189 0.283174)
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2 by 2 by 1 processor grid
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create_atoms 1 box
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Created 420 atoms
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mass 1 1.0
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mass 2 1.0
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# LJ potentials
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pair_style lj/cut 2.5
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pair_coeff * * 1.0 1.0 2.5
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# define groups
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region 1 block INF INF INF 1.25 INF INF
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group lower region 1
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60 atoms in group lower
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group mobile subtract all lower
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360 atoms in group mobile
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set group lower type 2
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60 settings made for type
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# initial velocities
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compute new mobile temp
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velocity mobile create 0.2 482748 temp new
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fix 1 all nve
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fix 2 lower setforce 0.0 0.0 0.0
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fix 3 all temp/rescale 100 0.1 0.1 0.01 1.0
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# indenter
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fix 4 all indent 1000.0 sphere 10 13 0 5.0 vel 0.0 -0.02 0.0
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fix 5 all enforce2d
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# Run with indenter
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timestep 0.003
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thermo 1000
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thermo_modify temp new
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dump 1 all atom 250 dump.indent
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run 30000
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Memory usage per processor = 1.44615 Mbytes
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Step Temp E_pair E_mol TotEng Press Volume
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0 0.2 -3.1727576 0 -3.0020433 -1.6911656 251.71282
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1000 0.11576832 -3.0966334 0 -2.9978168 -0.24095347 250.17681
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2000 0.11528823 -3.0962223 0 -2.9978155 -0.45030047 250.45856
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3000 0.11379051 -3.0840496 0 -2.9869213 -0.5022142 251.7439
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4000 0.11595816 -3.085882 0 -2.9869034 -0.047829504 249.09265
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5000 0.11272851 -3.0844605 0 -2.9882386 -0.57244294 252.48573
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6000 0.12387775 -3.0900283 0 -2.9842898 0.0072734648 249.1402
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7000 0.1113616 -3.0914902 0 -2.9964351 -0.12742916 250.29327
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8000 0.1167364 -3.0879355 0 -2.9882926 0.20678001 250.17825
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9000 0.11504768 -3.0918767 0 -2.9936753 0.35261539 249.40265
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10000 0.11864876 -3.0776022 0 -2.976327 0.45724638 249.80407
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11000 0.12749806 -3.0769801 0 -2.9681514 0.7106404 248.1776
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12000 0.11068569 -3.0664256 0 -2.9719474 0.77940328 248.88714
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13000 0.11341039 -3.0596733 0 -2.9628694 1.1566167 249.36303
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14000 0.1176102 -3.058063 0 -2.9576743 1.2083863 249.05567
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15000 0.12582683 -3.054119 0 -2.9467168 1.052489 254.01804
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16000 0.11716129 -3.0359809 0 -2.9359753 1.1111189 259.94912
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17000 0.11836208 -3.0276209 0 -2.9265904 1.0821166 257.9832
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18000 0.12271609 -3.0171547 0 -2.9124077 1.511924 264.99507
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19000 0.11746326 -3.0102961 0 -2.9100328 1.6305608 267.60875
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20000 0.12091083 -2.996777 0 -2.893571 1.7996398 268.87085
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21000 0.1263182 -2.9950013 0 -2.8871797 1.8539429 271.55393
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22000 0.12425331 -2.9761891 0 -2.87013 1.5415686 276.54337
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23000 0.11563313 -2.9874945 0 -2.8887934 1.2018805 279.40748
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24000 0.11553831 -2.9945403 0 -2.8959201 1.5305748 278.38798
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25000 0.11085112 -2.9896742 0 -2.8950548 1.8815906 275.87487
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26000 0.12077848 -2.986181 0 -2.883088 1.9122673 275.91918
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27000 0.12399848 -2.9814354 0 -2.8755938 1.9167983 278.64025
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28000 0.12143106 -3.0225278 0 -2.9188777 0.56589243 290.55803
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29000 0.11959029 -3.0121799 0 -2.9101011 0.49660855 295.49221
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30000 0.11931566 -3.0215043 0 -2.9196598 0.83146141 294.35452
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Loop time of 7.02654 on 4 procs for 30000 steps with 420 atoms
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Pair time (%) = 1.4371 (20.4525)
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Neigh time (%) = 0.0463696 (0.659921)
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Comm time (%) = 4.19698 (59.7304)
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Outpt time (%) = 0.106641 (1.51768)
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Other time (%) = 1.23945 (17.6395)
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Nlocal: 105 ave 125 max 79 min
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Histogram: 1 0 0 1 0 0 0 0 0 2
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Nghost: 92.75 ave 104 max 77 min
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Histogram: 1 0 0 0 1 0 0 0 0 2
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Neighs: 901 ave 1133 max 620 min
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Histogram: 1 0 1 0 0 0 0 0 0 2
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Total # of neighbors = 3604
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Ave neighs/atom = 8.58095
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Neighbor list builds = 622
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Dangerous builds = 0
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# Run without indenter
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unfix 4
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run 30000
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Memory usage per processor = 1.4468 Mbytes
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Step Temp E_pair E_mol TotEng Press Volume
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30000 0.11931566 -3.0215043 0 -2.9196598 0.83281489 293.87614
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31000 0.1167364 -3.0429651 0 -2.9433222 -0.36091255 293.88145
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32000 0.12641731 -3.0639714 0 -2.9560652 -0.46898184 290.09909
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33000 0.10706313 -3.0741804 0 -2.9827944 0.00022078579 285.15883
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34000 0.11367315 -3.0688054 0 -2.9717772 -0.76240201 289.87707
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35000 0.10655807 -3.0627342 0 -2.9717793 -0.26051048 288.22641
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36000 0.11703008 -3.0716705 0 -2.971777 -0.1853764 285.83663
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37000 0.11221734 -3.0675632 0 -2.9717776 -0.73386022 290.12632
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38000 0.11874224 -3.0731334 0 -2.9717784 -0.12687563 285.36376
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39000 0.1189778 -3.0733361 0 -2.9717801 -0.25499323 287.084
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40000 0.11898338 -3.0620885 0 -2.9605277 -0.62541843 288.73621
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41000 0.1167364 -3.0735602 0 -2.9739173 -0.11692923 283.98124
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42000 0.11266172 -3.0700831 0 -2.9739183 -0.39632943 286.59658
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43000 0.11902827 -3.0755188 0 -2.9739196 -0.57312115 287.53858
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44000 0.12554232 -3.0810812 0 -2.9739219 -0.070954433 286.20995
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45000 0.11075688 -3.0684563 0 -2.9739174 -0.55071995 288.55119
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46000 0.12586051 -3.0707391 0 -2.9633081 -0.48923571 289.30041
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47000 0.11671697 -3.0736442 0 -2.9740179 -0.12378289 285.31819
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48000 0.10853944 -3.0666634 0 -2.9740172 -0.57661015 289.17231
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49000 0.1167364 -3.0679033 0 -2.9682604 -0.28913991 286.84813
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50000 0.10777198 -3.0602483 0 -2.9682572 -0.2607135 286.76228
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51000 0.10971818 -3.0619099 0 -2.9682576 -0.50602899 289.54807
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52000 0.12283301 -3.0731069 0 -2.9682602 -0.17101974 286.39074
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53000 0.11323492 -3.0762744 0 -2.9796203 -0.39853784 289.81061
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54000 0.12076965 -3.0709553 0 -2.9678698 -0.3939254 288.24037
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55000 0.12319168 -3.0730238 0 -2.9678709 -0.17986864 284.15611
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56000 0.12040501 -3.0706451 0 -2.9678708 -0.34825544 286.68764
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57000 0.12192823 -3.0719452 0 -2.9678707 -0.42539274 287.8374
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58000 0.11878678 -3.0692629 0 -2.9678699 -0.24575165 286.73167
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59000 0.11418711 -3.0653342 0 -2.9678674 -0.51388179 287.99512
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60000 0.11462897 -3.0657114 0 -2.9678673 -0.4538483 288.11403
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Loop time of 6.86808 on 4 procs for 30000 steps with 420 atoms
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Pair time (%) = 1.4141 (20.5895)
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Neigh time (%) = 0.0468405 (0.682003)
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Comm time (%) = 4.16007 (60.5711)
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Outpt time (%) = 0.107103 (1.55943)
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Other time (%) = 1.13996 (16.5979)
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Nlocal: 105 ave 122 max 82 min
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Histogram: 1 0 0 0 1 0 0 0 0 2
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Nghost: 92 ave 101 max 82 min
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Histogram: 1 0 1 0 0 0 0 0 1 1
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Neighs: 888.5 ave 1097 max 643 min
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Histogram: 1 0 1 0 0 0 0 0 0 2
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Total # of neighbors = 3554
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Ave neighs/atom = 8.4619
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Neighbor list builds = 630
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Dangerous builds = 0
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