General Mechanical

General Mechanical

Calculating Factor of Safety Considering Temperature

    • talhaensar
      Subscriber

      Hi,


       


      I conducted thermomechanical analysis by coupling steady state thermal and static structural analyses modules. I would like to calculate the factor of safety according to UTS and Sy. But, I would like to consider the temperature effect to FOS. So, I tought that a way as mentioned below;


      1) Determination of UTS (T) and Sy (T) equations by using fitted curves to UTS-T and Sy-T diagrams


      2) Defining the UTS and Sy values  for each nodes by using these equations, 


      3) Dividing the nodal UTS and Sy values to Von-Mises stresses


      I will appreciate it if you can provide macro or any method to define FOS for each nodes. 


       


      Thanks in advance,


      Talha E. Ba?

    • Rohith Patchigolla
      Ansys Employee

      Hi Talha, 


      You can do this via UDR. 


      Please let me know if you are still interested. 


      Best regards,


      Rohith

    • talhaensar
      Subscriber

      Hi Rohith,


      I accomplished it by using UDF as using steps shared before.


      Thanks for your concern.


      Bests,


      Talha

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