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Fluids

Fluids

Topics related to Fluent, CFX, Turbogrid and more.

PolyFlow internal error: not enough memory

    • milad.momtaz
      Subscriber

      Hello all, 

      I am trying to simulate a Generalized Newtonian Non-isothermal flow within a die, followed by a free surface. 
      After starting the solution (within 3-4 min), I get this error: 

      "Internal error detected: unable to allocate enough memory." 


      The number of cells in mesh file is not that crazy (almost 1.5M). My system is using 8 core CPU with 32 GB RAM. Do you think I should upgrade my RAM or something else? 

      Appreciate your input. 

      Thanks,

    • Prashanth
      Ansys Employee

      Hello,

      You can use parallel solver upto 8 threads, reduce the mesh count to decerase solver memory, clear cached memory by closing background applications, run it on a cluster with larger memory etc..

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