关于高浓度小粒子与大粒子碰撞后小粒子消失的问题
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如图在过程中前部小粒子全部消失,目前找到的错误可能存在于邻居列表的Dangerous builds。在Dangerous builds增加后粒子消失。我的邻居列表设置如下
Neighbor listing
neighbor 0.000016 bin
neigh_modify delay 0 every 1 check yes大小粒子半径为3.34e-4 1.6e-5
这个问题怎么解决呢?
以下是错误部分的log.liggghts
Memory usage per processor = 10.8354 Mbytes
Step Atoms KinEng Volume rke
5731301 2060 2.0796394e-08 6.125e-08 2.7008433e-06
CFD Coupling established at step 5731400
5731401 2060 1.1115664e-06 6.125e-08 2.7017421e-06
Loop time of 0.0331662 on 24 procs for 100 steps with 2060 atoms, finish time Fri Aug 30 15:37:05 2024Pair time (%) = 0.000160799 (0.484827)
Neigh time (%) = 0.00278735 (8.40419)
Comm time (%) = 0.0175188 (52.8211)
Outpt time (%) = 0.000269175 (0.811593)
Other time (%) = 0.0124301 (37.4783)Nlocal: 85.8333 ave 406 max 0 min
Histogram: 14 5 1 0 0 0 0 0 1 3
Nghost: 172.167 ave 460 max 7 min
Histogram: 12 0 0 0 1 3 1 3 3 1
Neighs: 11.25 ave 29 max 0 min
Histogram: 9 3 0 1 0 2 2 2 4 1Total # of neighbors = 270
Ave neighs/atom = 0.131068
Neighbor list builds = 28
Dangerous builds = 0
run 100
Setting up run at Fri Aug 30 15:37:05 2024Memory usage per processor = 10.8354 Mbytes
Step Atoms KinEng Volume rke
5731401 2060 1.1115664e-06 6.125e-08 2.7017421e-06
CFD Coupling established at step 5731500
5731501 2055 9.5662318e-06 6.125e-08 8.6254835e-06
Loop time of 0.079341 on 24 procs for 100 steps with 2055 atoms, finish time Fri Aug 30 15:37:05 2024Pair time (%) = 0.00019227 (0.242334)
Neigh time (%) = 0.00937284 (11.8134)
Comm time (%) = 0.0394071 (49.668)
Outpt time (%) = 0.000286927 (0.361638)
Other time (%) = 0.0300819 (37.9147)Nlocal: 85.625 ave 406 max 0 min
Histogram: 13 6 1 0 0 0 0 0 2 2
Nghost: 172 ave 460 max 7 min
Histogram: 12 0 0 0 1 3 1 3 3 1
Neighs: 11.3333 ave 29 max 0 min
Histogram: 9 2 1 1 0 2 2 2 4 1Total # of neighbors = 272
Ave neighs/atom = 0.13236
Neighbor list builds = 94
Dangerous builds = 89
run 100
Setting up run at Fri Aug 30 15:37:05 2024Memory usage per processor = 10.8354 Mbytes
Step Atoms KinEng Volume rke
5731501 2055 9.5662318e-06 6.125e-08 8.6254835e-06
CFD Coupling established at step 5731600
5731601 2040 5.7968124e-06 6.125e-08 3.5289535e-06
Loop time of 0.0834308 on 24 procs for 100 steps with 2040 atoms, finish time Fri Aug 30 15:37:05 2024Pair time (%) = 0.000180457 (0.216295)
Neigh time (%) = 0.0099338 (11.9066)
Comm time (%) = 0.0412331 (49.4219)
Outpt time (%) = 0.000284606 (0.341128)
Other time (%) = 0.0317989 (38.114)Nlocal: 85 ave 406 max 0 min
Histogram: 14 5 1 0 0 0 0 0 2 2
Nghost: 171.25 ave 460 max 7 min
Histogram: 12 0 0 0 1 3 1 3 3 1
Neighs: 11.125 ave 29 max 0 min
Histogram: 9 3 0 1 0 2 3 1 4 1Total # of neighbors = 267
Ave neighs/atom = 0.130882
Neighbor list builds = 100
Dangerous builds = 100