Tokamak GOLEM - Shot Database - #46686

Time stamp24-11-18 18:09:29The session missionDiagnostics/Magnetic/MHDring-TM/CommissioningCommissioningThe session ID 46683 The discharge commentafter MHD ring inDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard'" --infrastructure.bt_ecd "U_Bt=1100,t_Bt=0,U_cd=325,t_cd=350,O_Bt='CW',O_cd='CW'" --infrastructure.preionization "S ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=1.07 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=10.60 mPa (\(p\sub{WG}\sup{request}\)= 10 mPa@\(X\sub{WG}\sup{request}\)=H )
• Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=1100 V@\(t\sub{B\sub{t}}\sup{request}\)=0.0 us
• Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=325 V@\(t\sub{cd}\sup{request}\)=350.0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=16.90 ms (from:\(t\sub{start}\)=2.56 ms,to:\(t\sub{end}\)=19.46 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=7.75 ; \(\)=16.70 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.41 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.57 T
• Plasma current: \(\overline{I\sub{p}}\)=2.35 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=2.65 kA; \(t\sub{Ip}\sup{max}\)=0.00 ms

Basic Diagnostics    

On stage diagnostics

Basic diagnostics Data flow:  Documentation:

Magnetohydrodynamic 16 mirnov coils ring Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=1100,t_Bt=0,U_cd=325,t_cd=350,O_Bt='CW',O_cd='CW'

Preionization

Parameters :S_device='HotCathode',SW_main='on',U_heater=100,U_accel=100

Working gas

Parameters :S_mode='U_v',S_gas='H',p_H=10,U_v=0

Position stabilization :

Parameters :main_switch='on',radial_switch='on',radial_waveform='1000,0;10000,-20;20000,-20;40000,0',vertical_switch='on',vertical_waveform='1000,0;11000,-20;19000,-20;40000,0'

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @