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Design Study: Effective Active H2O Cooling for 60 Sec Pulses

Explore optimal cooling techniques for NSTX-U system using pulse length considerations, scaled output parameters, and limiter shape model for enhanced performance and efficiency.

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Design Study: Effective Active H2O Cooling for 60 Sec Pulses

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  1. NSTX_U Design Point Study Active H2O Cooling Pulse Length 60 sec A=A_100 dZ_TF and dZ_OH scaled w/dZ_plasma I_pf scaled from 3MA, 1.5T, A=1.8, =2.7 case TF Packing Fraction f(Javg,dZ) C Neumeyer 5/31/6

  2. A=1.5-2.0 Z=1.3m

  3. Simple “limiter” shape model 100% surface vs. separatrix flux surface from J. Menard equilibria @ A=1.8

  4. Packing Fraction f(Javg, dZ)

  5. Packing Fraction f(Javg, dZ)

  6. Packing Fraction f(Javg, dZ)

  7. Ip vs. A (w/ and w/o fP variation)

  8. Ip vs. A

  9. Bt vs. A

  10. P_aux vs. A

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