			# Pour granular particles into chute container, then induce flow

			atom_style sphere
			boundary p p fm
			newton off
			comm_modify vel yes

			region reg block -10 10 -10 10 -0.5 16 units box
			create_box 1 reg

			neighbor 0.2 bin
			neigh_modify delay 0

			# IMPORTANT NOTE: these values of stiffness (2000) and timestep (0.001)
			# are used in this example file to produce a quick simulation and movie.
			# More appropriate values for realistic simulations would be
			# k = 2.0e5 and dt = 0.0001, as in bench/in.chute.

			pair_style gran/hooke/history 2000.0 NULL 50.0 NULL 0.5 0
			pair_coeff * *

			timestep 0.001

			fix 1 all nve/sphere
			fix 2 all gravity 1.0 spherical 0.0 -180.0
			fix zlower all wall/gran hooke/history 2000.0 NULL 50.0 NULL 0.5 0 &
			zplane 0.0 2000.0

			region slab block -9.0 9.0 -9.0 9.0 10.0 15.0 units box
			fix ins all pour 3000 1 300719 vol 0.13 50 region slab

			compute 1 all erotate/sphere
			thermo_style custom step atoms ke c_1 vol
			thermo 1000
			thermo_modify lost ignore norm no
			compute_modify thermo_temp dynamic yes

			#dump id all atom 1000 dump.pour

			#dump 2 all image 1000 image.*.jpg type type &
			# axes yes 0.8 0.02 view 80 -30
			#dump_modify 2 pad 5

			#dump 3 all movie 1000 movie.mpg type type &
			# axes yes 0.8 0.02 view 80 -30
			#dump_modify 3 pad 5

			run 25000

			unfix ins
			fix 2 all gravity 1.0 chute 26.0
			run 25000

lammps/examples/pour/in.pour
e3eb61765260lammps-icms

in.pour
View Options