benchmark

Author: ksagiyam

benchmark.py

@@ -177,7 +177,7 @@ def _elevate_degree(mesh, degree, label):
 ntimesteps = int(T / dt_float)
 t = Constant(0.0)
 dim = 2
-nref = 0 #  # 2 - 5 tested for CSM 1 and 2
+nref = 4 #  # 2 - 5 tested for CSM 1 and 2
 h = 0.1 / 2 ** nref
 degree = 3 #3  # 2 - 4
 if True:
@@ -187,9 +187,9 @@ def _elevate_degree(mesh, degree, label):
     # quad mesh
     mesh, label_left, label_right, label_bottom, label_top, label_interface_orig, label_interface, label_struct_base, label_circle = make_mesh_quad()
     mesh = _elevate_degree(mesh, degree, label_circle + label_struct_base)
+x, y = SpatialCoordinate(mesh)
 """
 #mesh.topology_dm.viewFromOptions("-dm_view")
-x, y = SpatialCoordinate(mesh)
 v = assemble(Constant(1.0, domain=mesh) * ds(label_circle + label_struct_base))
 print(v - 2 * pi * r)
 print(assemble(x * dx(label_struct)))
@@ -217,6 +217,11 @@ def _elevate_degree(mesh, degree, label):
 dS_f = Measure("dS", domain=mesh_f)
 dS_s = Measure("dS", domain=mesh_s)
 
+#print(repr(mesh))
+#print(repr(mesh_f))
+#print(repr(mesh_s), flush=True)
+
+
 if mesh.comm.size == 1:
     fig, axes = plt.subplots()
     axes.axis('equal')
@@ -496,7 +501,8 @@ def _elevate_degree(mesh, degree, label):
         J * inner((u - u_0) / dt - v, du)
     ) * dx_s  # dx(label_struct)
     residual = residual_f + residual_s
-    v_f_left = 1.5 * Ubar * y_f * (H - y_f) / ((H / 2) ** 2) * conditional(t < 2.0, (1 - cos(pi / 2 * t)) / 2., 1.)
+    #v_f_left = 1.5 * Ubar * y_f * (H - y_f) / ((H / 2) ** 2) * conditional(t < 2.0, (1 - cos(pi / 2 * t)) / 2., 1.)
+    v_f_left = 1.5 * Ubar * y * (H - y) / ((H / 2) ** 2) * conditional(t < 2.0, (1 - cos(pi / 2 * t)) / 2., 1.)
     bc_inflow = DirichletBC(V.sub(0), as_vector([v_f_left, 0.]), label_left)
     bc_noslip_v = DirichletBC(V.sub(0), Constant((0, 0)), label_bottom + label_top + label_circle + label_struct_base)
     bc_noslip_u = DirichletBC(V.sub(1), Constant((0, 0)), label_left + label_right + label_bottom + label_top + label_circle + label_struct_base)