tadd scripts for consolidation curve plot - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
(HTM) git clone git://src.adamsgaard.dk/sphere
(DIR) Log
(DIR) Files
(DIR) Refs
(DIR) LICENSE
---
(DIR) commit 75f00d3a5b69b8cb76c535aa57bcf66fbcbba7f9
(DIR) parent 89fc26ac72d9da35930497454992f7a34a1c842a
(HTM) Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
Date: Wed, 27 Aug 2014 10:12:10 +0200
add scripts for consolidation curve plot
Diffstat:
A python/consolidation-curves.py | 49 +++++++++++++++++++++++++++++++
A python/consolidation-curves.sh | 50 +++++++++++++++++++++++++++++++
2 files changed, 99 insertions(+), 0 deletions(-)
---
(DIR) diff --git a/python/consolidation-curves.py b/python/consolidation-curves.py
t@@ -0,0 +1,49 @@
+#!/usr/bin/env python
+import sphere
+import numpy
+import sys
+
+# launch with:
+# $ python consolidation-curves <DEVICE> <C_PHI> <C_GRAD_P>
+
+# Unique simulation parameters
+device = int(sys.argv[1])
+c_phi = float(sys.argv[2])
+c_grad_p = float(sys.argv[3])
+
+sim = sphere.sim('cons-sigma0=' + str(5.0e3) + '-c_phi=' + \
+ str(c_phi) + '-c_grad_p=' + str(1.0), fluid=True)
+sim.readlast()
+
+sigma0 = 10.0e3
+sim.sid = 'cons-sigma0=' + str(sigma0) + '-c_phi=' + str(c_phi) + \
+ '-c_grad_p=' + str(c_grad_p)
+print('\n###### ' + sim.sid + ' ######')
+
+# Checkerboard colors
+sim.checkerboardColors()
+sim.cleanup()
+sim.adjustUpperWall()
+sim.zeroKinematics()
+
+sim.consolidate(normal_stress = sigma0)
+
+sim.initFluid(mu = 17.87e-4, p = 1.0e5, hydrostatic = True)
+sim.setFluidBottomNoFlow()
+sim.setFluidTopFixedPressure()
+sim.setDEMstepsPerCFDstep(10)
+sim.setMaxIterations(2e5)
+sim.initTemporal(total = 5.0, file_dt = 0.01, epsilon=0.07)
+sim.c_grad_p[0] = c_grad_p
+sim.c_phi[0] = c_phi
+
+# Fix lowermost particles
+dz = sim.L[2]/sim.num[2]
+I = numpy.nonzero(sim.x[:,2] < 1.5*dz)
+sim.fixvel[I] = 1
+
+sim.run(dry=True)
+sim.run(device=device)
+#sim.writeVTKall()
+#sim.visualize('walls')
+#sim.visualize('fluid-pressure')
(DIR) diff --git a/python/consolidation-curves.sh b/python/consolidation-curves.sh
t@@ -0,0 +1,50 @@
+#!/bin/sh
+#PBS -N cons-curves
+#PBS -l nodes=1:ppn=3
+#PBS -l walltime=19200:00:00
+#PBS -q qfermi
+#PBS -M adc@geo.au.dk
+#PBS -m abe
+
+# Grendel CUDA
+source /com/gcc/4.6.4/load.sh
+CUDAPATH=/com/cuda/5.5.22
+export PATH=$HOME/bin:$PATH
+export PATH=$CUDAPATH/bin:$PATH
+export LD_LIBRARY_PATH=$CUDAPATH/lib64:$CUDAPATH/lib:$LD_LIBRARY_PATH
+
+# Manually installed Python modules
+export PYTHONPATH=$HOME/.local/lib/python:$PYTHONPATH
+export PYTHONPATH=$HOME/.local/lib64/python:$PYTHONPATH
+
+# Manually installed Python
+#export PATH=/home/adc/.local/bin:$PATH
+
+# Shared Python2.7
+PYTHON=/com/python/2.7.6
+export PYTHONPATH=$PYTHON/lib:$PYTHONPATH
+export PATH=$PYTHON/bin:$PATH
+
+echo "`whoami`@`hostname`"
+echo "Start at `date`"
+
+ORIGDIR=/home/adc/code/sphere
+#WORKDIR=/scratch/$PBS_JOBID
+WORKDIR=$ORIGDIR
+
+#cp -r $ORIGDIR/* $WORKDIR
+
+cd $WORKDIR
+nvidia-smi
+rm CMakeCache.txt
+cmake . && make
+cd python
+#python consolidation-curves.py 0 1.0 1.00 &
+python consolidation-curves.py 0 1.0 0.10 &
+python consolidation-curves.py 1 1.0 0.01 &
+python consolidation-curves.py 2 1.0 0.001 &
+wait
+
+#cp $WORKDIR/output/* $ORIGDIR/output/
+
+echo "End at `date`"