Recent content by kepler456

  1. K

    Determination of Static Presssure on an Airfoil

    They aren't? I'm just getting my hands into aerodynamics as I want to work on airfoil design and I got an internship working on this stuff. The thing is I read a few papers where they say the kulite sensors produced total pressure. I know for sure it's not static pressure as then there would...
  2. K

    Determination of Static Presssure on an Airfoil

    I'm working with data across an airfoil and need some help. We've got Kulite sensor data along 3 chord lengths of a certain NACA airfoil. The case is of an incompressible flow. I need to determine the coefficient of pressure at these sensor locations using total pressure measured and I...
  3. K

    Time History Fatigue Analysis - Ansys Static Structural Quer

    If you go into Ansys > Static Structural. You have an option to work with Fatigue Stresses and determine Fatigue Life and Factor of Safety, etc. And one of the input methods allowed is a stress time series (For non constant amplitude loading). I am working with a wind turbine hub, that has 3...
  4. K

    Variable Amplitude Fatigue Analysis - Super Confused on how

    Just for those of you who may need this some time in the future, the Goodman correction gives you a new stress amplitude that you need to consider. This takes into account the mean and amplitude that you put in. The new stress amplitude is equivalent to a R = -1 condition.
  5. K

    Time History Fatigue Analysis - Ansys Static Structural Quer

    I'm testing a part for fatigue, and I got a time series of Forces and Moments on three different parts of the body (A wind turbine hub). From the static structural fatigue analysis, I noticed that you need a von mises stress input - that's not a problem. My problem is, how do I place different...
  6. K

    Variable Amplitude Fatigue Analysis - Super Confused on how

    Hey everyone I'd be really grateful if anyone could help me out here, been going round in circles for two weeks now and I need to get going soon. Jumping right to the point, here's my problem: We are currently working on a student project and designing a Wind Turbine for future opensource use...
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