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Final_ EJMA

Final_ EJMA.ppt. EJMA vs. NASTRAN Calculations Used to check the Finite Element simulation. Results From Pressure and Axial Loads only. Equations are from Section 4.13 of the EJMA manual. Slides #3 and #4 present calculation for , t = .02, w = 1.095, q = 1.0 inches

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Final_ EJMA

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  1. Final_ EJMA.ppt

  2. EJMA vs. NASTRAN Calculations Used to check the Finite Element simulation

  3. Results From Pressure and Axial Loads only Equations are from Section 4.13 of the EJMA manual Slides #3 and #4 present calculation for , t = .02, w = 1.095, q = 1.0 inches Slides #5 and #6 present calculation for , t = .025, w = 1.095, q = 1.0 inches Slides #7 and #8 present calculation for , t = .03, w = 1.095, q = 1.0 inches Slides #9 to #11 present data for various coefficients which are used in the above calculations.

  4. EJMA Fatigue Life estimate for combined Axial and Pressure loads only See slide #2 for “St” values

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