tadd script to plot macroscopic properties at different rates (changing mu) - s… | |
git clone git://src.adamsgaard.dk/sphere | |
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commit 9811528026d02512bc27bee5e7f51d1f8a5dd27a | |
parent 8a6f7f461ad9ed1702a9e8afc61b27f02c0d4dbb | |
Author: Anders Damsgaard <[email protected]> | |
Date: Fri, 6 Feb 2015 11:01:01 +0100 | |
add script to plot macroscopic properties at different rates (changing mu) | |
Diffstat: | |
A python/halfshear-darcy-strength-di… | 224 +++++++++++++++++++++++++++… | |
1 file changed, 224 insertions(+), 0 deletions(-) | |
--- | |
diff --git a/python/halfshear-darcy-strength-dilation-rate.py b/python/halfshea… | |
t@@ -0,0 +1,224 @@ | |
+#!/usr/bin/env python | |
+import matplotlib | |
+matplotlib.use('Agg') | |
+matplotlib.rcParams.update({'font.size': 18, 'font.family': 'serif'}) | |
+matplotlib.rc('text', usetex=True) | |
+matplotlib.rcParams['text.latex.preamble']=[r"\usepackage{amsmath}"] | |
+import shutil | |
+ | |
+import os | |
+import sys | |
+import numpy | |
+import sphere | |
+from permeabilitycalculator import * | |
+import matplotlib.pyplot as plt | |
+ | |
+pressures = True | |
+zflow = False | |
+contact_forces = False | |
+ | |
+#sigma0_list = numpy.array([1.0e3, 2.0e3, 4.0e3, 10.0e3, 20.0e3, 40.0e3]) | |
+sigma0 = 20000.0 | |
+#k_c_vals = [3.5e-13, 3.5e-15] | |
+k_c = 3.5e-15 | |
+#k_c = 3.5e-13 | |
+mu_f_vals = [1.797e-06, 1.204e-06, 1.797e-08] | |
+#velfac_vals = [0.5, 1.0, 2.0] | |
+velfac = 1.0 | |
+ | |
+ | |
+shear_strain = [[], [], [], []] | |
+friction = [[], [], [], []] | |
+dilation = [[], [], [], []] | |
+p_min = [[], [], [], []] | |
+p_mean = [[], [], [], []] | |
+p_max = [[], [], [], []] | |
+f_n_mean = [[], [], [], []] | |
+f_n_max = [[], [], [], []] | |
+v_f_z_mean = [[], [], [], []] | |
+ | |
+fluid=True | |
+ | |
+# wet shear | |
+for c in numpy.arange(0,len(mu_f_vals)): | |
+ mu_f = mu_f_vals[c] | |
+ | |
+ # halfshear-darcy-sigma0=20000.0-k_c=3.5e-13-mu=1.797e-06-velfac=1.0-shear | |
+ sid = 'halfshear-darcy-sigma0=' + str(sigma0) + '-k_c=' + str(k_c) + \ | |
+ '-mu=' + str(mu_f) + '-velfac=' + str(velfac) + '-shear' | |
+ #sid = 'halfshear-sigma0=' + str(sigma0) + '-c_v=' + str(c_v) +\ | |
+ #'-c_a=0.0-velfac=1.0-shear' | |
+ if os.path.isfile('../output/' + sid + '.status.dat'): | |
+ | |
+ sim = sphere.sim(sid, fluid=fluid) | |
+ shear_strain[c] = numpy.zeros(sim.status()) | |
+ friction[c] = numpy.zeros_like(shear_strain[c]) | |
+ dilation[c] = numpy.zeros_like(shear_strain[c]) | |
+ | |
+ sim.readlast(verbose=False) | |
+ sim.visualize('shear') | |
+ shear_strain[c] = sim.shear_strain | |
+ #shear_strain[c] = numpy.arange(sim.status()+1) | |
+ #friction[c] = sim.tau/sim.sigma_eff | |
+ friction[c] = sim.tau/1000.0#/sim.sigma_eff | |
+ dilation[c] = sim.dilation | |
+ | |
+ # fluid pressures and particle forces | |
+ if pressures or contact_forces: | |
+ p_mean[c] = numpy.zeros_like(shear_strain[c]) | |
+ p_min[c] = numpy.zeros_like(shear_strain[c]) | |
+ p_max[c] = numpy.zeros_like(shear_strain[c]) | |
+ f_n_mean[c] = numpy.zeros_like(shear_strain[c]) | |
+ f_n_max[c] = numpy.zeros_like(shear_strain[c]) | |
+ for i in numpy.arange(sim.status()): | |
+ if pressures: | |
+ sim.readstep(i, verbose=False) | |
+ iz_top = int(sim.w_x[0]/(sim.L[2]/sim.num[2]))-1 | |
+ p_mean[c][i] = numpy.mean(sim.p_f[:,:,0:iz_top])/1000 | |
+ p_min[c][i] = numpy.min(sim.p_f[:,:,0:iz_top])/1000 | |
+ p_max[c][i] = numpy.max(sim.p_f[:,:,0:iz_top])/1000 | |
+ | |
+ if contact_forces: | |
+ sim.findNormalForces() | |
+ f_n_mean[c][i] = numpy.mean(sim.f_n_magn) | |
+ f_n_max[c][i] = numpy.max(sim.f_n_magn) | |
+ | |
+ if zflow: | |
+ v_f_z_mean[c] = numpy.zeros_like(shear_strain[c]) | |
+ for i in numpy.arange(sim.status()): | |
+ v_f_z_mean[c][i] = numpy.mean(sim.v_f[:,:,:,2]) | |
+ | |
+ else: | |
+ print(sid + ' not found') | |
+ | |
+ # produce VTK files | |
+ #for sid in sids: | |
+ #sim = sphere.sim(sid, fluid=True) | |
+ #sim.writeVTKall() | |
+ | |
+ | |
+if zflow or pressures: | |
+ fig = plt.figure(figsize=(8,10)) | |
+else: | |
+ fig = plt.figure(figsize=(8,8)) # (w,h) | |
+#fig = plt.figure(figsize=(8,12)) | |
+#fig = plt.figure(figsize=(8,16)) | |
+fig.subplots_adjust(hspace=0.0) | |
+ | |
+#plt.subplot(3,1,1) | |
+#plt.ticklabel_format(style='sci', axis='y', scilimits=(0,0)) | |
+ | |
+if zflow or pressures: | |
+ ax1 = plt.subplot(311) | |
+ ax2 = plt.subplot(312, sharex=ax1) | |
+ ax3 = plt.subplot(313, sharex=ax1) | |
+else: | |
+ ax1 = plt.subplot(211) | |
+ ax2 = plt.subplot(212, sharex=ax1) | |
+#ax3 = plt.subplot(413, sharex=ax1) | |
+#ax4 = plt.subplot(414, sharex=ax1) | |
+#alpha = 0.5 | |
+alpha = 1.0 | |
+#ax1.plot(shear_strain[0], friction[0], label='dry', linewidth=1, alpha=alpha) | |
+#ax2.plot(shear_strain[0], dilation[0], label='dry', linewidth=1) | |
+#ax4.plot(shear_strain[0], f_n_mean[0], '-', label='dry', color='blue') | |
+#ax4.plot(shear_strain[0], f_n_max[0], '--', color='blue') | |
+ | |
+color = ['b','g','r','c'] | |
+#color = ['g','r','c'] | |
+for c, mu_f in enumerate(mu_f_vals): | |
+ | |
+ print('c = {}, mu_f = {}'.format(c, mu_f)) | |
+ | |
+ if numpy.isclose(mu_f, 1.797e-6): | |
+ label = 'ref. shear velocity' | |
+ elif numpy.isclose(mu_f, 1.204-6): | |
+ label = 'ref. shear velocity$\\times 0.67$' | |
+ elif numpy.isclose(mu_f, 1.797e-8): | |
+ label = 'ref. shear velocity$\\times 0.01$' | |
+ else: | |
+ label = '$\\mu_\\text{{f}}$ = {:.3e} Pa s'.format(mu_f) | |
+ | |
+ ax1.plot(shear_strain[c][1:], friction[c][1:], \ | |
+ label=label, linewidth=1, | |
+ alpha=alpha, color=color[c]) | |
+ | |
+ ax2.plot(shear_strain[c][1:], dilation[c][1:], \ | |
+ label=label, linewidth=1, | |
+ color=color[c]) | |
+ | |
+ if zflow: | |
+ ax3.plot(shear_strain[c][1:], v_f_z_mean[c][1:], | |
+ label=label, linewidth=1) | |
+ | |
+ if pressures: | |
+ #ax3.plot(shear_strain[c][1:], p_max[c][1:], '-' + color[c], alpha=0.5) | |
+ ax3.plot(shear_strain[c][1:], p_mean[c][1:], '-' + color[c], \ | |
+ label=label, linewidth=1) | |
+ #ax3.plot(shear_strain[c][1:], p_min[c][1:], '-' + color[c], alpha=0.5) | |
+ | |
+ #ax3.fill_between(shear_strain[c][1:], p_min[c][1:], p_max[c][1:], | |
+ #where=p_min[c][1:]<=p_max[c][1:], facecolor=color[c], | |
+ #interpolate=True, alpha=0.5) | |
+ | |
+ #ax4.plot(shear_strain[c][1:], f_n_mean[c][1:], '-' + color[c], | |
+ #label='$c$ = %.2f' % (cvals[c-1]), linewidth=2) | |
+ #ax4.plot(shear_strain[c][1:], f_n_max[c][1:], '--' + color[c]) | |
+ #label='$c$ = %.2f' % (cvals[c-1]), linewidth=2) | |
+ | |
+#ax4.set_xlabel('Shear strain $\\gamma$ [-]') | |
+if zflow or pressures: | |
+ ax3.set_xlabel('Shear strain $\\gamma$ [-]') | |
+else: | |
+ ax2.set_xlabel('Shear strain $\\gamma$ [-]') | |
+ | |
+#ax1.set_ylabel('Shear friction $\\tau/\\sigma\'$ [-]') | |
+ax1.set_ylabel('Shear stress $\\tau$ [kPa]') | |
+ax2.set_ylabel('Dilation $\\Delta h/(2r)$ [-]') | |
+if zflow: | |
+ ax3.set_ylabel('$\\boldsymbol{v}_\\text{f}^z h$ [ms$^{-1}$]') | |
+if pressures: | |
+ ax3.set_ylabel('Mean fluid pressure $\\bar{p}_\\text{f}$ [kPa]') | |
+#ax4.set_ylabel('Particle contact force $||\\boldsymbol{f}_\\text{p}||$ [N]') | |
+ | |
+#ax1.set_xlim([200,300]) | |
+#ax3.set_ylim([595,608]) | |
+ | |
+plt.setp(ax1.get_xticklabels(), visible=False) | |
+if zflow or pressures: | |
+ plt.setp(ax2.get_xticklabels(), visible=False) | |
+#plt.setp(ax2.get_xticklabels(), visible=False) | |
+#plt.setp(ax3.get_xticklabels(), visible=False) | |
+ | |
+ax1.grid() | |
+ax2.grid() | |
+if zflow or pressures: | |
+ ax3.grid() | |
+#ax4.grid() | |
+ | |
+legend_alpha=0.5 | |
+ax1.legend(loc='upper right', prop={'size':18}, fancybox=True, | |
+ framealpha=legend_alpha) | |
+ax2.legend(loc='lower right', prop={'size':18}, fancybox=True, | |
+ framealpha=legend_alpha) | |
+if zflow or pressures: | |
+ ax3.legend(loc='upper right', prop={'size':18}, fancybox=True, | |
+ framealpha=legend_alpha) | |
+#ax4.legend(loc='best', prop={'size':18}, fancybox=True, | |
+ #framealpha=legend_alpha) | |
+ | |
+ax1.set_xlim([0.0, 0.2]) | |
+ax2.set_xlim([0.0, 0.2]) | |
+#ax1.set_ylim([0.0, 1.0]) | |
+if pressures: | |
+ #ax3.set_ylim([-1400, 900]) | |
+ ax3.set_ylim([-490, 490]) | |
+ | |
+plt.tight_layout() | |
+plt.subplots_adjust(hspace=0.05) | |
+#filename = 'shear-' + str(int(sigma0/1000.0)) + 'kPa-stress-dilation.pdf' | |
+filename = 'halfshear-darcy-rate.pdf' | |
+#print(os.getcwd() + '/' + filename) | |
+plt.savefig(filename) | |
+shutil.copyfile(filename, '/home/adc/articles/own/2/graphics/' + filename) | |
+print(filename) |