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Supported by . NSTX Centerstack Upgrade Project Meeting P. Titus October 12 2011. Crap!!. OH Coil Cooling Wave Stresses. Ali Zolfaghari. Sharpest Cooling Wave Possible: 20 deg per turn. Shear Stress W/ Emag loads. Vertical Stress W / Emag loads. Shear Stress W/O Emag loads.

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  1. Supported by NSTX Centerstack Upgrade Project Meeting P. Titus October 12 2011

  2. Crap!!

  3. OH Coil Cooling Wave Stresses Ali Zolfaghari

  4. Sharpest Cooling Wave Possible: 20 deg per turn

  5. Shear Stress W/ Emag loads

  6. Vertical Stress W/ Emag loads

  7. Shear Stress W/O Emag loads

  8. Vertical Stress W/O Emag loads

  9. Stress in the G-10 Crown and Helicoil Inserts Areas of G-10 and TF Flags Due to PF1A&B+OH Vertical Force + Halo Loads Ali Zolfaghari

  10. Added 50,000lbs/18 or 12332 N to the existing OOP torque and thermal expansion moment and bolt pretension.

  11. This is the upper crown. The lower crown has even 50% larger tongue thickness A section through the crown piece.

  12. Lower CS-Skirt/OH-Cage/TF_Flag Area G-10 This bolt is threaded into a helicoil insert into G-10.

  13. A section thru the bolt showing insets and G-10 stresses are OK

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