mirror of
https://github.com/ParticulateFlow/CFDEMcoupling-PFM.git
synced 2025-12-08 06:37:44 +00:00
release on 2014-07-17_09-51-22
This commit is contained in:
@ -1,64 +1,64 @@
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# Pour granular particles into chute container, then induce flow
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echo both
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atom_style granular
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atom_modify map array
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communicate single vel yes
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echo both
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atom_style granular
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atom_modify map array
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communicate single vel yes
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boundary m m m
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newton off
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boundary m m m
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newton off
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units si
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units si
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region reg block -0.015 0.015 -0.015 0.015 -0.001 0.0554 units box
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create_box 1 reg
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region reg block -0.015 0.015 -0.015 0.015 -0.001 0.0554 units box
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create_box 1 reg
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neighbor 0.001 bin
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neigh_modify delay 0
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neighbor 0.001 bin
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neigh_modify delay 0
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#Material properties required for new pair styles
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# Material properties required for granular pair styles
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fix m1 all property/global youngsModulus peratomtype 5.e6
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fix m2 all property/global poissonsRatio peratomtype 0.45
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fix m3 all property/global coefficientRestitution peratomtypepair 1 0.3
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fix m4 all property/global coefficientFriction peratomtypepair 1 0.5
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fix m1 all property/global youngsModulus peratomtype 5.e6
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fix m2 all property/global poissonsRatio peratomtype 0.45
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fix m3 all property/global coefficientRestitution peratomtypepair 1 0.3
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fix m4 all property/global coefficientFriction peratomtypepair 1 0.5
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#pair style
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pair_style gran model hertz tangential history #Hertzian without cohesion
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pair_coeff * *
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# pair style
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pair_style gran model hertz tangential history # Hertzian without cohesion
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pair_coeff * *
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#timestep, gravity
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timestep 0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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# timestep, gravity
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timestep 0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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#walls
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fix zwalls1 all wall/gran model hertz tangential history primitive type 1 zplane 0.0
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.0553
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fix cylwalls all wall/gran model hertz tangential history primitive type 1 zcylinder 0.01385 0. 0.
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# walls
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fix zwalls1 all wall/gran model hertz tangential history primitive type 1 zplane 0.0
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.0553
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fix cylwalls all wall/gran model hertz tangential history primitive type 1 zcylinder 0.01385 0. 0.
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#particle distributions and insertion
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region bc cylinder z 0.0 0.0 0.012 0. 0.055 units box
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fix pts1 all particletemplate/sphere 1 atom_type 1 density constant 2000 radius constant 0.0005
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fix pdd1 all particledistribution/discrete 1. 1 pts1 1.0
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# particle distributions and insertion
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region bc cylinder z 0.0 0.0 0.012 0. 0.055 units box
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fix pts1 all particletemplate/sphere 1 atom_type 1 density constant 2000 radius constant 0.0005
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fix pdd1 all particledistribution/discrete 1 1 pts1 1.0
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fix ins all insert/pack seed 100001 distributiontemplate pdd1 vel constant 0. 0. -1. insert_every once overlapcheck yes all_in yes particles_in_region 10000 region bc
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fix ins all insert/pack seed 100001 distributiontemplate pdd1 vel constant 0. 0. -1. insert_every once overlapcheck yes all_in yes particles_in_region 10000 region bc
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#apply nve integration to all particles that are inserted as single particles
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fix integr all nve/sphere
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# apply nve integration to all particles that are inserted as single particles
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fix integr all nve/sphere
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#screen output
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compute 1 all erotate/sphere
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thermo_style custom step atoms ke c_1 vol
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thermo 1000
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thermo_modify lost ignore norm no
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compute_modify thermo_temp dynamic yes
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# screen output
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compute rke all erotate/sphere
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thermo_style custom step atoms ke c_rke vol
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thermo 1000
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thermo_modify lost ignore norm no
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compute_modify thermo_temp dynamic yes
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#insert the first particles so that dump is not empty
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run 1
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dump dmp all custom 5000 post/dump.liggghts_init id type type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius
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# insert the first particles so that dump is not empty
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run 1
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dump dmp all custom 5000 post/dump.liggghts_init id type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius
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#force : f_couple_cfd[0] f_couple_cfd[1] f_couple_cfd[2]
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#node : f_couple_cfd[6]
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#cell id : f_couple_cfd[7]
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run 10000 upto
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write_restart liggghts.restart
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run 10000 upto
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write_restart post/restart/liggghts.restart
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@ -1,71 +1,65 @@
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# Pour granular particles into chute container, then induce flow
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log ../DEM/log.liggghts
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thermo_log ../DEM/post/thermo.txt
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atom_style granular
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atom_modify map array
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communicate single vel yes
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atom_style granular
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atom_modify map array
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communicate single vel yes
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boundary m m m
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newton off
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boundary m m m
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newton off
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units si
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processors 2 2 1
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units si
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processors 2 2 1
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#read the restart file
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read_restart ../DEM/liggghts.restartCFDEM_0.050000
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# read the restart file
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read_restart ../DEM/post/restart/liggghts.restartCFDEM
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#do not do this here, the simulation box is in the restart file!
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#region reg block -0.015 0.015 -0.015 0.015 -0.001 0.0554 units box
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#create_box 1 reg
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neighbor 0.0005 bin
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neigh_modify delay 0
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neighbor 0.0005 bin
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neigh_modify delay 0
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# Material properties required for granular pair styles
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#Material properties required for new pair styles
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fix m1 all property/global youngsModulus peratomtype 5.e6
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fix m2 all property/global poissonsRatio peratomtype 0.45
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fix m3 all property/global coefficientRestitution peratomtypepair 1 0.3
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fix m4 all property/global coefficientFriction peratomtypepair 1 0.5
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fix m1 all property/global youngsModulus peratomtype 5.e6
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fix m2 all property/global poissonsRatio peratomtype 0.45
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fix m3 all property/global coefficientRestitution peratomtypepair 1 0.3
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fix m4 all property/global coefficientFriction peratomtypepair 1 0.5
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# pair style
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pair_style gran model hertz tangential history # Hertzian without cohesion
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pair_coeff * *
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#pair style
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pair_style gran model hertz tangential history #Hertzian without cohesion
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pair_coeff * *
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# timestep, gravity
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timestep 0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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#timestep, gravity
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timestep 0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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fix zwalls1 all wall/gran model hertz tangential history primitive type 1 zplane 0.0
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.0553
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fix cylwalls all wall/gran model hertz tangential history primitive type 1 zcylinder 0.01385 0. 0.
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fix zwalls1 all wall/gran model hertz tangential history primitive type 1 zplane 0.0
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.0553
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fix cylwalls all wall/gran model hertz tangential history primitive type 1 zcylinder 0.01385 0. 0.
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# change the particles density
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set group all density 2000
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set group all density 2000
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#cfd coupling
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fix cfd all couple/cfd couple_every 100 mpi
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fix cfd2 all couple/cfd/force
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# cfd coupling
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fix cfd all couple/cfd couple_every 100 mpi
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fix cfd2 all couple/cfd/force
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#apply nve integration to all particles that are inserted as single particles
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fix integr all nve/sphere
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# apply nve integration to all particles that are inserted as single particles
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fix integr all nve/sphere
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#center of mass
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compute centerOfMass all com
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# center of mass
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compute centerOfMass all com
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#compute total dragforce
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compute dragtotal all reduce sum f_dragforce[1] f_dragforce[2] f_dragforce[3]
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# compute total dragforce
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compute dragtotal all reduce sum f_dragforce[1] f_dragforce[2] f_dragforce[3]
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#screen output
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compute 1 all erotate/sphere
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thermo_style custom step atoms ke c_1 vol c_centerOfMass[3] c_dragtotal[1] c_dragtotal[2] c_dragtotal[3]
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thermo 10
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thermo_modify lost ignore norm no
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compute_modify thermo_temp dynamic yes
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# screen output
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compute rke all erotate/sphere
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thermo_style custom step atoms ke c_rke vol c_centerOfMass[3] c_dragtotal[1] c_dragtotal[2] c_dragtotal[3]
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thermo 10
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thermo_modify lost ignore norm no
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compute_modify thermo_temp dynamic yes
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#insert the first particles so that dump is not empty
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dump myDump all stl 1 post/dump_*.stl
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#run 1
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dump dmp all custom 5000 ../DEM/post/dump*.liggghts_restart id type type x y z vx vy vz fx fy fz f_dragforce[1] f_dragforce[2] f_dragforce[3] radius
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undump myDump
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dump dmp all custom 5000 ../DEM/post/dump*.liggghts_restart id type x y z vx vy vz fx fy fz f_dragforce[1] f_dragforce[2] f_dragforce[3] radius
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run 1
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run 1
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@ -1,71 +0,0 @@
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# Pour granular particles into chute container, then induce flow
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atom_style granular
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atom_modify map array
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communicate single vel yes
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boundary m m m
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newton off
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units si
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processors 2 2 1
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#read the restart file
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read_restart ../DEM/liggghts.restart
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#do not do this here, the simulation box is in the restart file!
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#region reg block -0.015 0.015 -0.015 0.015 -0.001 0.0554 units box
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#create_box 1 reg
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neighbor 0.0005 bin
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neigh_modify delay 0
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#Material properties required for new pair styles
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fix m1 all property/global youngsModulus peratomtype 5.e6
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fix m2 all property/global poissonsRatio peratomtype 0.45
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fix m3 all property/global coefficientRestitution peratomtypepair 1 0.3
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fix m4 all property/global coefficientFriction peratomtypepair 1 0.5
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#pair style
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pair_style gran model hertz tangential history #Hertzian without cohesion
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pair_coeff * *
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#timestep, gravity
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timestep 0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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fix zwalls1 all wall/gran model hertz tangential history primitive type 1 zplane 0.0
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.0553
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fix cylwalls all wall/gran model hertz tangential history primitive type 1 zcylinder 0.01385 0. 0.
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# change the particles density
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set group all density 2000
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#cfd coupling
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fix cfd all couple/cfd couple_every 100 mpi
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fix cfd2 all couple/cfd/force
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#apply nve integration to all particles that are inserted as single particles
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fix integr all nve/sphere
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#center of mass
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compute centerOfMass all com
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#compute total dragforce
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compute dragtotal all reduce sum f_dragforce[1] f_dragforce[2] f_dragforce[3]
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#screen output
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compute 1 all erotate/sphere
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thermo_style custom step atoms ke c_1 vol c_centerOfMass[3] c_dragtotal[1] c_dragtotal[2] c_dragtotal[3]
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thermo 10
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thermo_modify lost ignore norm no
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compute_modify thermo_temp dynamic yes
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#insert the first particles so that dump is not empty
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dump myDump all stl 1 post/dump_*.stl
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#run 1
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dump dmp all custom 5000 ../DEM/post/dump*.liggghts_restart id type type x y z vx vy vz fx fy fz f_dragforce[1] f_dragforce[2] f_dragforce[3] radius
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undump myDump
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run 1
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