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Recent content by Sivadas5791

  1. Sivadas5791

    Fatigue Doubt

    Thank you . Your answers were helpful.
  2. Sivadas5791

    Fatigue Doubt

    I plan to run analyze a locomotive body structure for + (or) - 20 % vertical loading and use eurocode for aluminium structures for damage calculation . I plan to run the model for +1.2g and 0.8 g in abaqus. To calculate the stress range I plan consider the max principal stress for 1.2g...
  3. Sivadas5791

    Fatigue approach for an aluminium structure

    rb1957 Thank you for your inputs.
  4. Sivadas5791

    Fatigue approach for an aluminium structure

    I need to evaluate a structure for fatigue. The cyclic load give is +/- 20% of vertical acceleration load. My Approach : I am planning to use equivalent stress range approach as per euro code 9 guideline for aluminium structure. (Following euro code guideline for fatigue assessment is an...
  5. Sivadas5791

    Fatigue Calculation for Structures - reg

    @rb1957 yes the car body is also analyzed for fatigue . Its for 5*10^6 Cycles ,after running the model for +/- 0.15 g.How to consider the stress range ? how do i calculate fatigue for welds? The analysis has to meet eurocode 9 guidelines.
  6. Sivadas5791

    Fatigue Calculation for Structures - reg

    How to carry out fatigue calculation for locomotive car body structures ? Which method is preferable Equivalent stress approach or Linear damage calculation ? The method has to be inline with eurocode design guidelines . I have carried out the fatigue load case with +0.15 g and -0.15 g, how do...
  7. Sivadas5791

    Abaqus FEA- Difference between Static Perturbations Vs Static Linear

    Hope you are doing well. Recently i carried an analysis - For same loads and boundaries First iteration with *STEP, NAME = Step-1, NLGEOM = NO ,PERTURBATION Second Iteration with *STEP, NAME = Step-1, NLGEOM = NO *STATIC 0.1 ,1.0 ,1.0000E-05,1.0 My analysis has only one...
  8. Sivadas5791

    How to connect shell element to solid element?

    Thank you for inputs
  9. Sivadas5791

    How to connect shell element to solid element?

    Please help with suggestions to model the connections between shell and solid.
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