National Natural Science Foundation of China(No.10575105)
Parametrical effect on plasma discharge and beam extraction in the diagnosis neutral beam (DNB) system for HT-7 tokamak was studied experimentally. Useful results with an improved beam quality were obtained.
National Natural Science Foundation of China(No.10575105)
A control model of gas supply system is introduced for ion source and an adaptive discrete-time control algorithm to regulate the hydrogen injection. A real-time feedback control system (RFCS) is designed to control...
National Natural Science Foundation of China(No.10575105)
A distribution of the magnetic field produced by permanent magnets in the DNB ion source is calculated and analyzed in order to understand the plasma confinement in a cusped magnetic field and optimize plasma discharg...
National Natural Science Foundation of China(No.10575105)
Excellent vacuum performance ensures a high beam transmission efficiency of the neutral beam injector (NBI). The vacuum performance is mainly determined by the cryoperformance of the cryopanel of the cryocondensatio...