tuniversal starter for permeability experiments - sphere - GPU-based 3D discret… | |
git clone git://src.adamsgaard.dk/sphere | |
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--- | |
commit 85b464877207c1a3712369d033c57a28416ee687 | |
parent 70987f25c5d5eaed2f415b609c8f37b238698dc2 | |
Author: Anders Damsgaard <[email protected]> | |
Date: Wed, 30 Jul 2014 11:35:13 +0200 | |
universal starter for permeability experiments | |
Diffstat: | |
A python/permeability-starter.py | 41 +++++++++++++++++++++++++++++… | |
1 file changed, 41 insertions(+), 0 deletions(-) | |
--- | |
diff --git a/python/permeability-starter.py b/python/permeability-starter.py | |
t@@ -0,0 +1,41 @@ | |
+#!/usr/bin/env python | |
+import sphere | |
+import numpy | |
+import sys | |
+ | |
+# launch with: | |
+# $ python permeability-starter <DEVICE> <C_PHI> <DP_LOW> <DP_HIGH> | |
+ | |
+for dp in [float(sys.argv[3]), float(sys.argv[4])]: | |
+ # Read initial configuration | |
+ sim = sphere.sim('diffusivity-relax') | |
+ sim.readlast() | |
+ | |
+ sim.sid = 'permeability-dp=' + str(dp) | |
+ sim.cleanup() | |
+ | |
+ sim.g[2] = 0.0 | |
+ sim.nw[0] = 0 | |
+ sim.initGrid() | |
+ sim.zeroKinematics() | |
+ sim.initFluid(mu = 17.87e-4, p = 1.0e5, hydrostatic=True) | |
+ | |
+ # Initialize to linear hydraulic gradient | |
+ p_bottom = 10.0 | |
+ p_top = p_bottom + dp | |
+ dz = sim.L[2]/sim.num[2] | |
+ for iz in range(sim.num[2]-1): | |
+ #z = dz*iz + 0.5*dz # cell-center z-coordinate | |
+ z = dz*iz | |
+ sim.p_f[:,:,iz] = p_bottom + dp/sim.L[2] * z | |
+ | |
+ sim.setFluidTopFixedPressure() | |
+ sim.setFluidBottomFixedPressure() | |
+ sim.p_f[:,:,-1] = p_top | |
+ sim.setDEMstepsPerCFDstep(10) | |
+ sim.initTemporal(total = 2.0, file_dt = 0.01, epsilon=0.07) | |
+ sim.c_phi[0] = float(sys.argv[2]) | |
+ | |
+ sim.run(dry=True) | |
+ sim.run(device=int(sys.argv[1])) | |
+ #sim.writeVTKall() |