Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial...

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Final_ EJMA.ppt

Transcript of Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial...

Page 1: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”

Final_ EJMA.ppt

Page 2: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”

EJMA vs. NASTRAN CalculationsUsed to check the Finite Element simulation 

Page 3: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”

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 inchesp , , , qSlides #5 and #6 present calculation for , t = .025, w = 1.095, q = 1.0 inchesSlides #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 theabove calculations.

Page 4: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 5: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 6: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 7: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 8: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 9: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 10: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 11: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 12: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”
Page 13: Final EJMA - Princeton Plasma Physics Laboratory · EJMA Fatigue Life estimate for combined Axial and Pressure loads onlycombined Axial and Pressure loads only See slide #2 for “St”

EJMA Fatigue Life estimate forcombined Axial and Pressure loads onlycombined Axial and Pressure loads only

See slide #2 for “St” values


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