| #------------------------------------------------------------------------------- | |
| #---GENERAL--------------------------------------------------------------------- | |
| #------------------------------------------------------------------------------- | |
| #---APPLICATION SETTINGS-------------------------------------------------------- | |
| flowSolver = true | |
| gridGenerator = false | |
| restartFile.default = false | |
| initRestart = false | |
| #---FLOW VARIABLES-------------------------------------------------------------- | |
| referenceLength = 1.0 # Cylinder diameter | |
| Ma = 0.1 | |
| Re = 75 | |
| #---I/O------------------------------------------------------------------------- | |
| outputDir.default = "out_lb/" | |
| gridInputFileName = "grid.Netcdf" | |
| gridOutputFileName = "grid.Netcdf" | |
| outputInitialCondition = true #false | |
| #---BALANCING & WEIGHTING------------------------------------------------------- | |
| partitionCellOffspringThreshold = 200000 | |
| #---NUMERICAL PROPERTIES-------------------------------------------------------- | |
| nDim = 2 | |
| noSolvers = 2 | |
| multiSolverGrid = true | |
| executionRecipe = "RECIPE_BASE" | |
| solvertype.default = "MAIA_UNIFIED" | |
| #---SOLUTION PROPERTIES--------------------------------------------------------- | |
| restartTimeStep = 0 | |
| timeSteps = 150000 | |
| solutionInterval = 5000000 # Here, means never | |
| restartInterval = 5000000 # Here, means never | |
| residualInterval = 64000000 # Here, means never | |
| #---ROTATIONAL FORCING ON CYLINDER---------------------------------------------- | |
| lbNoRotationalObjects = 3 | |
| lbBndCndIdx = [4, 5, 6] | |
| lbJetCenter = [-1.299,0.0, 0.0,0.75, 0.0,-0.75] # Center of cylinder for each individually | |
| lbJetRadius = [0.5, 0.5, 0.5] # Radius of cylinder | |
| lbRotationAxis = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0] # rotation axis of each rotational object | |
| lbControlActions = [0.0, 0.0, 0.0] # angular velocity in rad | |
| lbUseControlRamping = true # Activate tanh ramping between two consecutive control actions | |
| lbRampPercentage = 0.95 | |
| #---GRID PROPERTIES------------------------------------------------------------- | |
| maxNoCells = 2000000 | |
| scratchSize = 10.0 | |
| reductionFactor = 1.0 # initial cell length is multiplied with this factor | |
| maxRfnmntLvl = 11 | |
| domainLength = 102.4 | |
| #------------------------------------------------------------------------------- | |
| #---LBM------------------------------------------------------------------------- | |
| #------------------------------------------------------------------------------- | |
| #---I/O------------------------------------------------------------------------- | |
| outputDir.0 = "out_lb/" | |
| geometryInputFileName.0 = "geometry.toml" | |
| useNonSpecifiedRestartFile = true | |
| #---NUMERICAL PROPERTIES-------------------------------------------------------- | |
| solvertype.0 = "MAIA_LATTICE_BOLTZMANN" | |
| solverMethod = "MAIA_LATTICE_BGKC" | |
| noDistributions = 9 | |
| densityFluctuations = false | |
| interfaceMethod = "FILIPPOVA" | |
| multiBCTreatment = "I-W-P" | |
| inOutTest = "perpOp" | |
| interpolationDistMethod = "STD" # analytic wall distance calculation | |
| gridCutTest = "SAT" | |
| interfaceCellSize = 10.0 # ratio of number interface cells to overall cells | |
| #---FLOW INITIALIZATION--------------------------------------------------------- | |
| #initMethod = "LB_LAMINAR_INIT_PX" | |
| initMethod = "LB_LAMINAR_CYLINDER_INIT" | |
| initVelocityMethod = "read" | |
| bndNormalMethod = "read" | |
| initialVelocityVectors = [ | |
| 1.0, 0.0, # negX | |
| 1.0, 0.0, # posX | |
| 1.0, 0.0, # negY | |
| 1.0, 0.0 # posY | |
| ] | |
| bndNormalVectors = [ | |
| -1.0, 0.0, # negX | |
| 1.0, 0.0, # posX | |
| 0.0,-1.0, # negY | |
| 0.0, 1.0 # posY | |
| ] | |
| # ramp viscosity for reasons of stability | |
| tanhInit = false # switch for asymptotic increase of Re | |
| initRe = 100.0 # initial Re | |
| initStartTime = 0 # global time at which the increase starts (in iterations) | |
| initTime = 2000 # time span for asymptotic increase (>99% of final value) (in iterations) | |
| #---GRID PROPERTIES------------------------------------------------------------- | |
| noHaloLayers.0 = 2 | |
| #---SRC TERMS------------------------------------------------------------------- | |
| lbSrcTerms = ["LB_SPONGE_EQCONST"] | |
| #---sponge | |
| spongeLayerThickness = 10.0 # thickness in STL units (0 means off) | |
| spongeThicknessFactor = [ 0.2,1.0, 0.2,0.2 ] # thickness factor per direction [negX, posX, negY, posY, negZ, posZ] | |
| spongeSigma = 0.2 # trg sigma at bndry | |
| spongeBeta = 2.0 # exponent of sigma function | |
| spongeTrgRho = 1.0 | |
| spongeTrgU = [ 1.0, 0.0, 0.0 ] # relative to Ma | |
| #---FORCE LOG------------------------------------------------------------------- | |
| calculateWallForces = true | |
| forceFileName = "force.log" | |
| calculateWallForcesInterval = 1000 | |
| #------------------------------------------------------------------------------- | |
| #---POST------------------------------------------------------------------------ | |
| #------------------------------------------------------------------------------- | |
| restartFile.1 = false | |
| #---I/O------------------------------------------------------------------------- | |
| geometryInputFileName.1 = "geometry.toml" | |
| solutionOffset.1 = 100000000000000000 # Here, never ! | |
| #---NUMERICAL PROPERTIES-------------------------------------------------------- | |
| solvertype.1 = "MAIA_POST_DATA" | |
| postProcessing = false | |
| noPostProcessing = 1 | |
| postProcessingSolverIds = [0] | |
| postProcessingType_0 = "POSTPROCESSING_LB" | |
| postProcessingOps_0 = ["PP_PROBE_POINT_IN"] | |
| #--point sampling | |
| pp_probePath = "probe/" | |
| pp_probeCoordinates = [ -1.0, 0.0] | |
| pp_probeDerivatives = true | |
| #---GRID PROPERTIES------------------------------------------------------------- | |
| noHaloLayers.1 = 1 | |