Simulation results - Max-Planck

Transcription

Simulation results - Max-Planck
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Particle in Cell simulation of Stationary Plasma Thruster SPT-100
including the plume near field region
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Computational domain with magnetic field topology
Lthruster = 40 mm
RINthruster = 35 mm
ROUTthruster = 50 mm
UAnode = 300 V
Bmax = 180 Gauss
Lmax = 70 mm
Rmax = 70 mm
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Radial magnetic field along the system (at r = 35 mm)
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Neutral Xenon density used in the simulation
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Dynamics of the maximum electron density
Dynamics of the ion current
Low density, low current regime
Fluctuation frequency ≈ ion plasma frequency. Ion sound driven instability
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Potential profile
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Electron density profile
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Xe+ density profile
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Electron temperature (z- component)
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Electron temperature (r- component)
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Ionization rate profile
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Total excitation rate profile
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Angular distribution of the ion current from the thruster
Max-Planck Institut für Plasmaphysik, EURATOM Association, 17491 Greifswald, Germany
Simulation results
Ion flux density along the inner and the outer thruster walls

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