Tokamak GOLEM - Shot Database - #50275

Time stamp25-10-29 13:01:34The session missionTrainingCourses/Universities/CTU.cz/PRPL.en/25-26/PlasmaRegimeOptimizationFull steamThe session ID 50269 The discharge commentMaster K&J 3rdses refIIDischarge command/Dirigent.sh --discharge --operation.discharge "style='remote',voice='on',analysis='on'" --infrastructure.bt_ecd "U_Bt=900,t_Bt=0,U_cd=380,t_cd=200,O_Bt='CW',O_cd='CW'" --infrastru ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0.22 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=14.90 mPa (\(p\sub{WG}\sup{request}\)= 15 mPa@\(X\sub{WG}\sup{request}\)=H )
• Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=900 V@\(t\sub{B\sub{t}}\sup{request}\)=0.0 us
• Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=380 V@\(t\sub{cd}\sup{request}\)=200.0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=13.49 ms (from:\(t\sub{start}\)=2.27 ms,to:\(t\sub{end}\)=15.76 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=8.88 ; \(\)=24.05 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.29 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.44 T
• Plasma current: \(\overline{I\sub{p}}\)=2.19 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:

Off stage diagnostics

Interferometry Data flow:  Documentation:

Fast cameras Data flow:  Documentation:

Parameters:fr_ux100a=1200,height_ux100a=56,recrate_ux100a=40000,shotdur_ux100a=40,width_ux100a=1280,fr_ux100b=1

Diamagnetism 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=900,t_Bt=0,U_cd=380,t_cd=200,O_Bt='CW',O_cd='CW'

Working gas

Parameters :S_mode='p_wg',S_gas='H',p_H=15,U_v=22

Preionization

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

Position stabilization :

Parameters :main_switch='on',radial_switch='off',radial_waveform='1000,0;6000,0;6500,0;6800,0;8000,0;9000,0;12000;0,30000,0;35000,0',vertical_switch='on',vertical_waveform='1000,0;3000,0;3500,-1;6800,-2;7000,-5;8000,-10;12000,-15;27000,-13;32000,0'

Current stabilization

Parameters :main_switch='off',waveform='1000,0;5000,0;7000,-3;9000,-7;15000,0;17000,3;19000,7;21000,9;23000,9;25000,7;30000,0'

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @