ISSDE Basic Theory

ISSDE Reference

• ​ISSDE program
• ​Fast ion loss in EAST
• ​ICRF-NBI synergy produced fast ion loss

ISSDE Basic Algorithm

• Splitting Method
• Volumn-preserving algorithm
• Quasi-Newton Method

Physical Process Calculated by ISSDE

• Fast ion trajectory
• Electron-Electron collision
• Electron-Ion collision
• Ion-Ion collision
• Fast ion trajectory in Tokamak
• Fast ion loss under the effect of ripple field, MHD perturbation field, TBM field and collision
• Fast ion loss with LCFS boundary, first wall and limiters
• Slowing down process in Tokamak
• Evolution of fast ion distribution
• Heat load on first wall and limiters
• Devices can be calculated
  • EAST
  • CFETR
  • BEST
  • CFEDR

ISSDE Interview Setting

• EFIT provides the equilibrium field
• NUBEAM provides the initial distribution of fast ion
• ANSYS provides TBM field
• Analysis solution provide perturbation field
• ANSYS provides ripple field
• Analysis solution provide ripple field
• Analysis solution provide MHD perturbation field
• Engineering data for first wall and limiters
• TORIC provide ICRF field

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