| [26561] | 1 | import numpy as np
|
|---|
| 2 | from plotmodel import plotmodel
|
|---|
| 3 | from SetIceSheetBC import SetIceSheetBC
|
|---|
| 4 | #Parameterization for ISMIP F experiment
|
|---|
| 5 |
|
|---|
| 6 | #Set the Simulation generic name #md.miscellaneous
|
|---|
| 7 | #->
|
|---|
| 8 |
|
|---|
| 9 | #Geometry
|
|---|
| 10 | print(' Constructing Geometry')
|
|---|
| 11 |
|
|---|
| 12 | #Define the geometry of the simulation #md.geometry
|
|---|
| 13 | #surface is [-x*tan(3.0*pi/180)] #md.mesh
|
|---|
| 14 | #->
|
|---|
| 15 |
|
|---|
| 16 | #base is [surface-1000+100*exp(-((x-L/2).^2+(y-L/2).^2)/(10000.^2))]
|
|---|
| 17 | #L is the size of the side of the square #max(md.mesh.x)-min(md.mesh.x)
|
|---|
| 18 | #->
|
|---|
| 19 |
|
|---|
| 20 | #->
|
|---|
| 21 |
|
|---|
| 22 | #thickness is the difference between surface and base #md.geometry
|
|---|
| 23 | #->
|
|---|
| 24 |
|
|---|
| 25 | #plot the geometry to check it out
|
|---|
| 26 | #->
|
|---|
| 27 |
|
|---|
| 28 |
|
|---|
| 29 | print(' Defining friction parameters')
|
|---|
| 30 |
|
|---|
| 31 | #These parameters will not be used but need to be fixed #md.friction
|
|---|
| 32 | #one friciton coefficient per node (md.mesh.numberofvertices,1)
|
|---|
| 33 | #conversion from year to seconds with #md.constants.yts
|
|---|
| 34 | #->
|
|---|
| 35 |
|
|---|
| 36 | #one friction exponent (p,q) per element
|
|---|
| 37 | #->
|
|---|
| 38 |
|
|---|
| 39 | #->
|
|---|
| 40 |
|
|---|
| 41 |
|
|---|
| 42 | print(' Construct ice rheological properties')
|
|---|
| 43 |
|
|---|
| 44 | #The rheology parameters sit in the material section #md.materials
|
|---|
| 45 | #B has one value per vertex
|
|---|
| 46 | #->
|
|---|
| 47 |
|
|---|
| 48 | #n has one value per element
|
|---|
| 49 | #->
|
|---|
| 50 |
|
|---|
| 51 |
|
|---|
| 52 | print(' Set boundary conditions')
|
|---|
| 53 |
|
|---|
| 54 | #Set the default boundary conditions for an ice-sheet
|
|---|
| 55 | # #help SetIceSheetBC
|
|---|
| 56 | #->
|
|---|
| 57 |
|
|---|
| 58 | print(' Initializing velocity and pressure')
|
|---|
| 59 |
|
|---|
| 60 | #initialize the velocity and pressurefields of #md.initialization
|
|---|
| 61 | #->
|
|---|
| 62 |
|
|---|
| 63 | #->
|
|---|
| 64 |
|
|---|
| 65 | #->
|
|---|
| 66 |
|
|---|
| 67 | #->
|
|---|