remove the static compresssible compare page (#252)

and add the KH comparison to the new notebook
this makes the comparison reproducible.

Author: zingale

docs/source/compressible-rt-compare.ipynb

@@ -59,7 +59,6 @@ new ideas.
    advection_basics
    burgers_basics
    compressible_basics
-   compressible_compare
    diffusion_basics
    incompressible_basics
    incompressible_viscous_basics

docs/source/compressible_compare.rst

@@ -1,8 +1,10 @@
 [kh]
 rho_1 = 1
-v_1 = -1.0
+u_1 = -1.0
 
 rho_2 = 2
-v_2 = 1.0
+u_2 = 1.0
+
+bulk_velocity = 0.0
 
 

docs/source/index.rst

@@ -10,7 +10,6 @@ cvisc = 0.1
 
 [io]
 basename = kh_
-tplot = 0.01
 
 
 [eos]
@@ -32,10 +31,10 @@ yrboundary = periodic
 
 [kh]
 rho_1 = 1
-v_1 = -0.5
+u_1 = -0.5
 
 rho_2 = 2
-v_2 = 0.5
+u_2 = 0.5
 
 
 [vis]

pyro/compressible/problems/_kh.defaults

@@ -31,17 +31,18 @@ def init_data(my_data, rp):
     ymom[:, :] = 0.0
 
     rho_1 = rp.get_param("kh.rho_1")
-    v_1 = rp.get_param("kh.v_1")
+    u_1 = rp.get_param("kh.u_1")
     rho_2 = rp.get_param("kh.rho_2")
-    v_2 = rp.get_param("kh.v_2")
+    u_2 = rp.get_param("kh.u_2")
+    bulk_velocity = rp.get_param("kh.bulk_velocity")
 
     gamma = rp.get_param("eos.gamma")
 
     myg = my_data.grid
 
     dy = 0.025
     w0 = 0.01
-    vm = 0.5*(v_1 - v_2)
+    vm = 0.5*(u_1 - u_2)
     rhom = 0.5*(rho_1 - rho_2)
 
     idx1 = myg.y2d < 0.25
@@ -53,23 +54,23 @@ def init_data(my_data, rp):
 
     # lower quarter
     dens[idx1] = rho_1 - rhom*np.exp((myg.y2d[idx1] - 0.25)/dy)
-    xmom[idx1] = v_1 - vm*np.exp((myg.y2d[idx1] - 0.25)/dy)
+    xmom[idx1] = u_1 - vm*np.exp((myg.y2d[idx1] - 0.25)/dy)
 
     # second quarter
     dens[idx2] = rho_2 + rhom*np.exp((0.25 - myg.y2d[idx2])/dy)
-    xmom[idx2] = v_2 + vm*np.exp((0.25 - myg.y2d[idx2])/dy)
+    xmom[idx2] = u_2 + vm*np.exp((0.25 - myg.y2d[idx2])/dy)
 
     # third quarter
     dens[idx3] = rho_2 + rhom*np.exp((myg.y2d[idx3] - 0.75)/dy)
-    xmom[idx3] = v_2 + vm*np.exp((myg.y2d[idx3] - 0.75)/dy)
+    xmom[idx3] = u_2 + vm*np.exp((myg.y2d[idx3] - 0.75)/dy)
 
     # fourth quarter
     dens[idx4] = rho_1 - rhom*np.exp((0.75 - myg.y2d[idx4])/dy)
-    xmom[idx4] = v_1 - vm*np.exp((0.75 - myg.y2d[idx4])/dy)
+    xmom[idx4] = u_1 - vm*np.exp((0.75 - myg.y2d[idx4])/dy)
 
     # upper half
     xmom[:, :] *= dens
-    ymom[:, :] = dens * w0 * np.sin(4*np.pi*myg.x2d)
+    ymom[:, :] = dens * (bulk_velocity + w0 * np.sin(4*np.pi*myg.x2d))
 
     p = 2.5
     ener[:, :] = p/(gamma - 1.0) + 0.5*(xmom[:, :]**2 + ymom[:, :]**2)/dens[:, :]