Update set_target_plates.html

Author: umansky

wikidocs/set_target_plates.html

@@ -1,10 +1,12 @@
-The following instructions are for using the built-in grid generator in UEDGE. For grids produced by external tools, e.g., 
+The following instructions are for the built-in grid generator in UEDGE. For grids produced by external tools, e.g., 
 INGRID the instructions will be posted separately.
 
-Once you have generated a grid with orthogonal plates (i.e., the plate is the line orthogonal to flux surfaces and passing through the
-respective strike point) you can implement a target plate geometry as follows:
+You can implement a target plate geometry as follows:
 
-(1) create a python source file plate.blah.py with target plates data that looks like this:
+(1) Generate an orthogonal grid, i.e., the plate is the line orthogonal to flux surfaces and passing through the
+respective strike point
+
+(2) Create a python source file plate.blah.py with target plates data that looks like this:
 
 # for inboard half of mesh:
 grd.nplate1=3
@@ -18,16 +20,19 @@
 grd.rplate2=[2.1, 2.0, 1.9, 1.8]
 grd.zplate2=[1.6, 1.5, 1.4, 1.3]
 
-Here are arrays in R and Z containing the coordinates defining the inner and outer plates as piece-wise linear curves. Important: (i) the 
+Here are arrays in R and Z containing the coordinates defining the inner and outer plates as piece-wise linear curves. Note: (i) the 
 plate should fully cut across the leg, i.e., should cover the range of flux surfaces, from psi0min2 to psi0max, (ii) the plate should 
 pass through the strike point of the original (orthogonal) grid, and (iii) the plate cannot cut into the domain above the X-point level.
 
-(2) Use settings:
+THen you import those arrays in PyUEDGE by doing execfile("plate.blah.py") in Python2, or an equivalent command in Python3.
+
+(3) Use settings:
 com.ismmon=3; grd.istream=0; grd.iplate=1; grd.nsmooth=2; grd.wtmesh1=0.75; grd.dmix0=1.0
 Some of these are optional, see the variables description.
 
-(3) Generate the grid:
+(4) Generate non-orthogonal grid:
 grd.grdrun()
 
-(4) Run the code with additional settings
+(5) Run the code with additional settings
 com.isnonog=1; bbb.methg=66
+