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April 30, 2011, 01:33 |
error in two way fsi
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#1 |
Senior Member
Govindaraju
Join Date: Apr 2010
Posts: 209
Rep Power: 17 |
Dear all
I am doing two way fsi problem in the artery having stenosis please find the CCL for your reference.Kindly advice me where I did mistake Thank you Regards Govind . LIBRARY: CEL: EXPRESSIONS: pin = 130[mm Hg]*step((0.1[s]-t)/1[s])*sin(pi*t/0.1[s]) vout = 0.10[m s^-1]*(1-r^2/(0.0015[mm])^2) END END MATERIAL: Blood Material Group = User Option = Pure Substance Thermodynamic State = Liquid PROPERTIES: Option = General Material EQUATION OF STATE: Density = 1060 [kg m^-3] Molar Mass = 1.0 [kg kmol^-1] Option = Value END DYNAMIC VISCOSITY: Dynamic Viscosity = 0.0032 [Pa s] Option = Value END END END END FLOW: Flow Analysis 1 SOLUTION UNITS: Angle Units = [rad] Length Units = [m] Mass Units = [kg] Solid Angle Units = [sr] Temperature Units = [K] Time Units = [s] END ANALYSIS TYPE: Option = Transient EXTERNAL SOLVER COUPLING: ANSYS Input File = ds.dat Option = ANSYS MultiField COUPLING TIME CONTROL: COUPLING INITIAL TIME: Option = Automatic END COUPLING TIME DURATION: Option = Total Time Total Time = 5 [s] END COUPLING TIME STEPS: Option = Timesteps Timesteps = 0.1 [s] END END END INITIAL TIME: Option = Coupling Initial Time END TIME DURATION: Option = Coupling Time Duration END TIME STEPS: Option = Coupling Timesteps END END DOMAIN: Default Domain Coord Frame = Coord 0 Domain Type = Fluid Location = B29 BOUNDARY: Inlet Boundary Type = OPENING Location = inlet BOUNDARY CONDITIONS: FLOW DIRECTION: Option = Normal to Boundary Condition END FLOW REGIME: Option = Subsonic END MASS AND MOMENTUM: Option = Opening Pressure and Direction Relative Pressure = pin END MESH MOTION: Option = Unspecified END END END BOUNDARY: Interface Boundary Type = WALL Location = fsi BOUNDARY CONDITIONS: MASS AND MOMENTUM: Option = No Slip Wall END MESH MOTION: ANSYS Interface = FSIN_1 Option = ANSYS MultiField Receive from ANSYS = Total Mesh Displacement Send to ANSYS = Total Force END END END BOUNDARY: outlet Boundary Type = OPENING Location = outlet BOUNDARY CONDITIONS: FLOW REGIME: Option = Subsonic END MASS AND MOMENTUM: Option = Cartesian Velocity Components U = 0 [m s^-1] V = 0 [m s^-1] W = vout END MESH MOTION: Option = Unspecified END END END DOMAIN MODELS: BUOYANCY MODEL: Option = Non Buoyant END DOMAIN MOTION: Option = Stationary END MESH DEFORMATION: Option = Regions of Motion Specified MESH MOTION MODEL: Option = Displacement Diffusion MESH STIFFNESS: Option = Increase near Small Volumes Stiffness Model Exponent = 10 END END END REFERENCE PRESSURE: Reference Pressure = 1 [atm] END END FLUID DEFINITION: Fluid 1 Material = Blood Option = Material Library MORPHOLOGY: Option = Continuous Fluid END END FLUID MODELS: COMBUSTION MODEL: Option = None END HEAT TRANSFER MODEL: Option = None END THERMAL RADIATION MODEL: Option = None END TURBULENCE MODEL: Option = Laminar END END INITIALISATION: Option = Automatic INITIAL CONDITIONS: Velocity Type = Cartesian CARTESIAN VELOCITY COMPONENTS: Option = Automatic with Value U = 0 [m s^-1] V = 0 [m s^-1] W = 0 [m s^-1] END STATIC PRESSURE: Option = Automatic with Value Relative Pressure = 0 [Pa] END END END END INITIALISATION: Option = Automatic INITIAL CONDITIONS: Velocity Type = Cartesian CARTESIAN VELOCITY COMPONENTS: Option = Automatic with Value U = 0 [m s^-1] V = 0 [m s^-1] W = 0 [m s^-1] END STATIC PRESSURE: Option = Automatic with Value Relative Pressure = 0 [Pa] END END END OUTPUT CONTROL: MONITOR OBJECTS: MONITOR BALANCES: Option = Full END MONITOR FORCES: Option = Full END MONITOR PARTICLES: Option = Full END MONITOR POINT: Monitor Point 1 Cartesian Coordinates = 0.0[m],0.0[m],0.0[m] Option = Cartesian Coordinates Output Variables List = Pressure END MONITOR RESIDUALS: Option = Full END MONITOR TOTALS: Option = Full END END RESULTS: File Compression Level = Default Option = Standard END TRANSIENT RESULTS: Transient Results 1 File Compression Level = Default Include Mesh = No Option = Selected Variables Output Variables List = Pressure OUTPUT FREQUENCY: Option = Every Coupling Step END END END SOLVER CONTROL: ADVECTION SCHEME: Option = High Resolution END CONVERGENCE CONTROL: Maximum Number of Coefficient Loops = 3 Minimum Number of Coefficient Loops = 1 Timescale Control = Coefficient Loops END CONVERGENCE CRITERIA: Residual Target = 1.E-4 Residual Type = RMS END EXTERNAL SOLVER COUPLING CONTROL: COUPLING DATA TRANSFER CONTROL: Convergence Target = 1e-2 Under Relaxation Factor = 0.75 ANSYS VARIABLE: FORC Under Relaxation Factor = 0.75 END END COUPLING STEP CONTROL: Maximum Number of Coupling Iterations = 10 Minimum Number of Coupling Iterations = 1 SOLUTION SEQUENCE CONTROL: Solve ANSYS Fields = After CFX Fields END END END TRANSIENT SCHEME: Option = Second Order Backward Euler TIMESTEP INITIALISATION: Option = Automatic END END END END COMMAND FILE: Version = 13.0 Results Version = 13.0 END SIMULATION CONTROL: EXECUTION CONTROL: EXECUTABLE SELECTION: Double Precision = Off END INTERPOLATOR STEP CONTROL: Runtime Priority = Standard MEMORY CONTROL: Memory Allocation Factor = 1.0 END END MFX RUN CONTROL: MFX RUN DEFINITION: MFX Run Mode = Start ANSYS and CFX Process ANSYS Input File = On Restart ANSYS Run = Off END MFX SOLVER CONTROL: ANSYS Installation Root = C:\Program Files\ANSYS Inc\v130\ansys END END PARALLEL HOST LIBRARY: HOST DEFINITION: govindaraju Host Architecture String = winnt Installation Root = C:\Program Files\ANSYS Inc\v%v\CFX END END PARTITIONER STEP CONTROL: Multidomain Option = Independent Partitioning Runtime Priority = Standard EXECUTABLE SELECTION: Use Large Problem Partitioner = Off END MEMORY CONTROL: Memory Allocation Factor = 1.0 END PARTITIONING TYPE: MeTiS Type = k-way Option = MeTiS Partition Size Rule = Automatic END END RUN DEFINITION: Run Mode = Full Solver Input File = Fluid Flow CFX.def END SOLVER STEP CONTROL: Runtime Priority = Standard MEMORY CONTROL: Memory Allocation Factor = 1.0 END PARALLEL ENVIRONMENT: Number of Processes = 1 Start Method = Serial END PROCESS COUPLING: Process Name = CFX Host Port = 2272 Host Name = GOVINDARAJU END END END END |
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May 2, 2011, 02:32 |
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#2 |
Senior Member
Lance
Join Date: Mar 2009
Posts: 669
Rep Power: 22 |
Your structural part has crashed. Post the structural output (ANSYS.stdout)
Last edited by Lance; May 2, 2011 at 04:52. |
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