Energy Department
The MHD Control System for the FTU Tokamak
Gabriele D’Antona, Sante Cirant, Mohsen Davoudi
RTC 2010
Energy DepartmentEnergy Department2
Controller MirrorsDrive
Mirrorangles
Reference signal
Plasma
a mirrors
model rdep
model rtarget Equilibrium
CODE
Ray tracingCODE
Btor
Bpol
ne(r)J(r)
ECE
Mirnov
ECRHMod.
Correlation
Correlation
Correlation
Fusion
Assimilation
Assimilation
rdep
rtarget
Assimilation
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Real-time Controller
The objective:To control MHD plasma instabilities in FTU using EC power deposition. This requires:-Mode detection-Mode tracking by EC deposition
Actuators:2 Antennas (each with 3 degree of freedom) and 2 EC Power Gyrotrons
Sensors:
12 ECE, 5 Mirnov coils and 6 encoders for each launcher axis