tplot stresses along with wall position during consolidation - Granular.jl - Julia package for granular dynamics simulation
(HTM) git clone git://src.adamsgaard.dk/Granular.jl
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---
(DIR) commit 5ee27b3f9a8253d2ed7a5797882e1bc04299ea81
(DIR) parent 345c817c25dcf50105367e45e2f5cce5c4e206de
(HTM) Author: Anders Damsgaard <andersd@riseup.net>
Date: Thu, 16 Nov 2017 06:56:02 -0800
plot stresses along with wall position during consolidation
Diffstat:
M examples/shear.jl | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
---
(DIR) diff --git a/examples/shear.jl b/examples/shear.jl
t@@ -115,6 +115,7 @@ Granular.setTotalTime!(sim, 5.0)
# Run the consolidation experiment, and monitor top wall position over time
time = Float64[]
compaction = Float64[]
+effective_normal_stress = Float64[]
while sim.time < sim.time_total
for i=1:100 # run for 100 steps before measuring shear stress and dilation
t@@ -123,13 +124,23 @@ while sim.time < sim.time_total
append!(time, sim.time)
append!(compaction, sim.walls[1].pos)
+ append!(effective_normal_stress, Granular.getWallNormalStress(sim))
end
+defined_normal_stress = ones(length(effective_normal_stress)) *
+ Granular.getWallNormalStress(sim, stress_type="effective")
+PyPlot.subplot(211)
+PyPlot.subplots_adjust(hspace=0.0)
+ax1 = gca()
+PyPlot.setp(ax1[:get_xticklabels](),visible=false) # Disable x tick labels
PyPlot.plot(time, compaction)
-PyPlot.subplot(212, sharex=ax1)
-PyPlot.plot(time, dilation)
PyPlot.xlabel("Time [s]")
PyPlot.ylabel("Top wall height [m]")
+PyPlot.subplot(212, sharex=ax1)
+PyPlot.plot(time, defined_normal_stress)
+PyPlot.plot(time, effective_normal_stress)
+PyPlot.xlabel("Time [s]")
+PyPlot.ylabel("Normal stress [Pa]")
PyPlot.savefig(sim.id * "-time_vs_compaction-stress.pdf")
PyPlot.clf()