Tokamak GOLEM - Shot Database - #50418

Time stamp25-11-10 18:46:11The session missionTrainingCourses/Universities/CTU.cz/SOC/2025/PlasmaRegimeOptimizationFull steamThe session ID 50418 The discharge commentMaster testDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard',vacuum_shot='-1'" --infrastructure.bt_ecd "U_Bt=823.8,t_Bt=0,O_Bt='CW',U_cd=351.4,t_cd=200.0,O_cd='CW'" --infrastru ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0.15 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=14.50 mPa (\(p\sub{WG}\sup{request}\)= 16 mPa@\(X\sub{WG}\sup{request}\)=H )
• Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=824 V@\(t\sub{B\sub{t}}\sup{request}\)=0.0 us
• Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=351 V@\(t\sub{cd}\sup{request}\)=200.0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=5.89 ms (from:\(t\sub{start}\)=0.83 ms,to:\(t\sub{end}\)=6.72 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=9.06 ; \(\)=11.89 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.12 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.21 T
• Plasma current: \(\overline{I\sub{p}}\)=0.13 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=0.35 kA; \(t\sub{Ip}\sup{max}\)=0.00 ms

Basic Diagnostics    

On stage diagnostics

Basic diagnostics Data flow:  Documentation:

Off stage diagnostics

Interferometry Data flow:  Documentation:

Slow optical spectrometry Data flow:  Documentation:

Mirnov coils @ Limiter Data flow:  Documentation:

Fast spectrometry Data flow:  Documentation:

Magnetohydrodynamic 16 mirnov coils ring Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=823.8,t_Bt=0,O_Bt='CW',U_cd=351.4,t_cd=200.0,O_cd='CW'

Working gas

Parameters :S_mode='p_wg',S_gas='H',U_v=10,p_H=16.00

Preionization

Parameters :S_device='HotCathode',SW_main='on',U_heater=90,U_accel=100

Position stabilization :

Parameters :main_switch='on',radial_switch='on',radial_waveform='1000,-0;6000,-0;6500,0.75;6800,1.5;8000,5.25;9000,11.25;12000,15;35000,-0',vertical_switch='on',vertical_waveform='1000,0;5000,0;7000,-3;9000,-7;15000,0;17000,3;19000,7;21000,9;23000,9;25000,7;30000,0'

Current stabilization

Parameters :main_switch='on',waveform='1000,-0;5000,-0;7000,5.4;9000,12.6;15000,-0;17000,-5.4;19000,-12.6;21000,-16.2;23000,-16.2;25000,-12.6;30000,-0'

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @