| 1 | !============================================================================================
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| 2 | ! AstroBEAR Input File
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| 3 | ! Contains GlobalData and LevelData namelists.
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| 4 | ! Configured for : FieldLoopAdvection
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| 5 | ! Problem description : An MHD problem where a loop of magnetic field moves around the domain.
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| 6 | ! This problem can be 2D or 3D.
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| 7 | !============================================================================================
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| 8 | ! Global parameters valid for all root-level grids
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| 9 | !============================================================================================
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| 10 | &GlobalData
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| 11 | nDim = 3 ! number of dimensions for this problem.
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| 12 | MaxLevel = 0 ! Maximum level for this simulation.
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| 13 | MinimumGridPoints = 2 ! The minimum number of cells a grid can have along one dimension.
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| 14 | nDomains = 1 ! The number of domains in the problem.
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| 15 | lRestart = F ! restart flag
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| 16 | restart_frame = 0 ! The frame from which restarts should begin. restart_frame=0
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| 17 | ! simply means restart from the last frame produced. This variable
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| 18 | ! has no effect unless lRestart = .true.
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| 19 | start_time = 0.d0 ! The initial time in computational units. Do not change this
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| 20 | ! even if you are restarting.
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| 21 | final_time = 1, ! The final time in computational units.
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| 22 | final_frame = 500, ! The number of output frames to be written.
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| 23 | GmX = 100, ! number of cells in x direction
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| 24 | 100, ! number of cells in y direction
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| 25 | 100 ! number of cells in z direction (set to 1 for 2D problems).
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| 26 | GxBounds = -3.d0, ! Problem boundaries in computational units.
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| 27 | -3.d0, ! format: (xlower, ylower, zlower, xupper, yupper, zupper)
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| 28 | -3.d0, ! For 2D problems, set zlower and zupper to 0.d0.
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| 29 | 3.d0,
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| 30 | 3.d0,
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| 31 | 3.d0
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| 32 | Gmthbc = 1, ! Sets the physical boundary conditions at the edge of the
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| 33 | 1, ! problem domain.
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| 34 | 1, ! format: (leftx_bc, lefty_bc, leftz_bc, rightx_bc, righty_bc, rightz_bc)
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| 35 | 1, ! codes: 1 = extrapolated, 2 = periodic, 3 = reflected, 999 = internal
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| 36 | 1, ! For 2D problems, set zlower and zupper to 1.
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| 37 | 1,
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| 38 | initial_maxspeed = 0.d0 ! The maximum wavespeed at the start of the run. This can
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| 39 | ! be set higher than it needs to be, as maxspeed will change.
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| 40 | iThreaded=0
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| 41 | /
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| 42 | !============================================================================================
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| 43 | !Level-specific variables (All LevelData lists should be initialized from 0 to MaxLevel).
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| 44 | !============================================================================================
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| 45 | &LevelData
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| 46 | CoarsenRatio = 2 2 2 2 2 2 2 ! grid refinement ratios
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| 47 | qTolerance = 1e30 1e30 1e30 1e30 1e30 1e30 1e30 ! field variable tolerances on each level
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| 48 | DesiredFillRatios = 0.90 0.90 0.90 0.90 0.90 0.90 0.90 ! Determines how much of the new subgrids must be filled with refined cells.
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| 49 | /
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| 50 | &IOData
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| 51 | iDataFileType=0
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| 52 | /
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| 53 | &DomainData
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| 54 | Domain%mGlobal=1,1,1,100,100,100
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| 55 | Domain%mthbc = 1,1,1,1,1,1
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| 56 | /
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| 57 | &PoissonData
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| 58 | solver = 1
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| 59 | tolerance = 1e-8
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| 60 | printlevel = 0
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| 61 | MaxIters = 1000
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| 62 | hverbosity = 0
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| 63 | mthbc = 3 3 3 3 3 3
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| 64 |
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| 65 | /
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| 66 | &TimeStepData
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| 67 | cfl_vars = 1, .3, .5
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| 68 | /
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| 69 |
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| 70 | ! bc for poisson should be 3 for nwinds module use, and the physical bc should all be 1's |
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