forked from lijiext/lammps
73 lines
1.7 KiB
Plaintext
73 lines
1.7 KiB
Plaintext
# Simple rigid body system
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units lj
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atom_style atomic
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pair_style lj/cut 2.5
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read_data data.rigid
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velocity all create 100.0 4928459
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# unconnected bodies
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group clump1 id <> 1 9
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group clump2 id <> 10 18
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group clump3 id <> 19 27
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group clump4 id <> 28 36
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group clump5 id <> 37 45
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group clump6 id <> 46 54
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group clump7 id <> 55 63
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group clump8 id <> 64 72
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group clump9 id <> 73 81
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fix 1 all rigid group clump1 clump2 clump3 clump4 clump5 &
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clump6 clump7 clump8 clump9
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# 1 chain of connected bodies
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#group clump1 id <> 1 9
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#group clump2 id <> 9 18
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#group clump3 id <> 18 27
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#group clump4 id <> 27 36
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#group clump5 id <> 36 45
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#group clump6 id <> 45 54
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#group clump7 id <> 54 63
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#group clump8 id <> 63 72
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#group clump9 id <> 72 81
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#fix 1 all poems group clump1 clump2 clump3 clump4 clump5 &
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# clump6 clump7 clump8 clump9
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# 2 chains of connected bodies
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#group clump1 id <> 1 9
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#group clump2 id <> 9 18
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#group clump3 id <> 18 27
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#group clump4 id <> 27 36
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#group clump5 id <> 37 45
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#group clump6 id <> 45 54
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#group clump7 id <> 54 63
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#group clump8 id <> 63 72
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#group clump9 id <> 72 81
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#fix 1 all poems group clump1 clump2 clump3 clump4
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#fix 2 all poems group clump5 clump6 clump7 clump8 clump9
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neigh_modify exclude group clump1 clump1
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neigh_modify exclude group clump2 clump2
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neigh_modify exclude group clump3 clump3
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neigh_modify exclude group clump4 clump4
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neigh_modify exclude group clump5 clump5
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neigh_modify exclude group clump6 clump6
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neigh_modify exclude group clump7 clump7
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neigh_modify exclude group clump8 clump8
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neigh_modify exclude group clump9 clump9
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thermo 100
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dump 1 all atom 50 dump.rigid
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timestep 0.0001
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thermo 50
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run 10000
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