mirror of
https://github.com/ParticulateFlow/CFDEMcoupling-PFM.git
synced 2025-12-08 06:37:44 +00:00
changed tutorial case for test
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@ -31,7 +31,7 @@ syncMode false;
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modelType "A"; // A or B
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couplingInterval 1000;
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couplingInterval 1;//1000;
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voidFractionModel divided;//centre;//
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@ -96,9 +96,9 @@ speciesProps
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{
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ChemistryFile "$casePath/CFD/constant/foam.inp";
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tempFieldName "T";
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partTempName "Tp";
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partTempName "partTemp";
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densityFieldName "rho";
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partRhoName "rhop";
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partRhoName "partRho";
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}
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SyamlalThermCondProps
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@ -28,9 +28,9 @@ thermoType
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chemistryReader foamChemistryReader;
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foamChemistryThermoFile "$casePath/CFD/constant/foam.dat";
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foamChemistryThermoFile "$casePath/CFD/constant/foam.dat";
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foamChemistryFile "$casePath/CFD/constant/foam.inp";
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foamChemistryFile "$casePath/CFD/constant/foam.inp";
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inertSpecie N2;
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@ -23,9 +23,9 @@ startTime 0;
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stopAt endTime;
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endTime 0.2;
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endTime 0.1;
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deltaT 0.005;
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deltaT 0.001;
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writeControl adjustableRunTime;
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@ -1,4 +1,4 @@
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# Pour granular particles into chute container, then induce flow
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# Particle insertion into domain
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atom_style granular
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atom_modify map array
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echo both
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@ -11,15 +11,13 @@ newton off
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units si
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processors 2 2 1
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region reg block 0. 0.1 0. 0.1 0. 0.05 units box
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region reg block 0. 0.1 0. 0.1 0. 0.1 units box
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create_box 1 reg
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neighbor 0.002 bin
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neigh_modify delay 0
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neighbor 0.01 bin
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neigh_modify delay 0
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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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@ -30,45 +28,37 @@ 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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timestep 0.001 #0.00001
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fix gravi all gravity 9.81 vector 0.0 0.0 -1.0
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# heat transfer (taken from packedBedTemp)
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fix ftco all property/global thermalConductivity peratomtype 5.
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fix ftca all property/global thermalCapacity peratomtype 10.
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fix heattransfer all heat/gran initial_temperature 263.
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# walls
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fix xwalls1 all wall/gran model hertz tangential history primitive type 1 xplane 0.0
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fix xwalls2 all wall/gran model hertz tangential history primitive type 1 xplane 0.1
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fix ywalls1 all wall/gran model hertz tangential history primitive type 1 yplane 0.0
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fix ywalls2 all wall/gran model hertz tangential history primitive type 1 yplane 0.1
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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 0.05
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.1
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# particle distributions and insertion
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region bc block 0. 0.1 0. 0.1 0. 0.05 units box
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fix pts1 all particletemplate/sphere 1 atom_type 1 density constant 2000 radius constant 0.001
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region bc block 0. 0.1 0. 0.1 0. 0.1 units box
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fix pts1 all particletemplate/sphere 1 atom_type 1 density constant 2000 radius constant 0.01
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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. 0. insert_every 100 overlapcheck yes all_in yes particles_in_region 20 region bc
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fix ins all insert/pack seed 1000001 distributiontemplate pdd1 vel constant 0. 0. 0. insert_every 100 overlapcheck yes all_in yes particles_in_region 5 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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# 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_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 50 post/dump.liggghts_init id type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius f_heattransfer[0] f_heatFlux[0]
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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 1
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dump dmp all custom 50 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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run 10000 upto
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write_restart post/restart/liggghts.restart
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@ -15,8 +15,9 @@ processors 2 2 1
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# read the restart file
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read_restart ../DEM/post/restart/liggghts.restart
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neighbor 0.003 bin
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neigh_modify delay 0 binsize 0.01
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neighbor 0.01 bin
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neigh_modify delay 0 binsize 0.0 ##0.01
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# Material properties required for granular pair styles
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@ -30,7 +31,7 @@ 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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timestep 0.001 #0.00001
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fix gravi all gravity 9.81 vector 0.0 -1.0 0.0
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# walls
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@ -39,48 +40,20 @@ fix xwalls2 all wall/gran model hertz tangential history primitive type 1 xp
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fix ywalls1 all wall/gran model hertz tangential history primitive type 1 yplane 0.0
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fix ywalls2 all wall/gran model hertz tangential history primitive type 1 yplane 0.1
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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 0.05
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# heat transfer
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fix ftco all property/global thermalConductivity peratomtype 5. # lambda in [W/(K*m)]
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fix ftca all property/global thermalCapacity peratomtype 0.1 # cp in [J/(kg*K)]
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fix heattransfer all heat/gran initial_temperature 600.
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# set particle temperature for the bed
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run 0
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region total block INF INF INF INF INF INF units box
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set region total property/atom Temp 600.
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# change the particles density
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# set group all density 2000
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fix zwalls2 all wall/gran model hertz tangential history primitive type 1 zplane 0.1
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# cfd coupling
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fix cfd all couple/cfd couple_every 100 mpi
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fix cfd all couple/cfd couple_every 1 mpi
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fix cfd2 all couple/cfd/force
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# this one invokes heat transfer calculation, transfers per-particle temperature and adds convective heat flux to particles
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fix cfd3 all couple/cfd/convection T0 600
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# this should invoke chemistry
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fix cfd4 all couple/cfd/chemistry n_species 6 species_names N2 O2 CH4 H2 CO2 H2O
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fix cfd3 all couple/cfd/chemistry notequalto_n_species should give error
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#n_species 6 species_names_ N2 O2 CH4 H2 CO2 H2O
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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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# 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/implicit
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#fix cfd2 all couple/cfd/force/accumulator RongDrag 10 1.5e-3
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#fix cfd2 all couple/cfd/force/implicit/accumulated #CrankNicolson 0.5
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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 rke all erotate/sphere
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thermo_style custom step atoms ke c_rke vol
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@ -88,6 +61,6 @@ 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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dump dmp all custom 50 ../DEM/post/dump.liggghts_run id type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius f_Temp[0] f_heatFlux[0]
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dump dmp all custom 50 ../DEM/post/dump.liggghts_run id type x y z ix iy iz vx vy vz fx fy fz omegax omegay omegaz radius
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run 1
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