Tokamak GOLEM - Shot Database - #48725

Time stamp25-04-24 18:20:33The session missionExperiments/PlasmaRegimes/MinimumStabilizationFull steamThe session ID 48712 The discharge commentRepeat 48554, start stabilization 20ms with positive and negative stabDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard'" --infrastructure.bt_ecd "U_Bt=900,t_Bt=0,U_cd=350,t_cd=600,O_Bt='CW',O_cd='CW'" --infrastructure.workinggas "S_mod ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0.65 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=9.95 mPa (\(p\sub{WG}\sup{request}\)= 10 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: \(U\sub{E\sub{cd}}\sup{request}\)=350 V@\(t\sub{cd}\sup{request}\)=600.0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=28.84 ms (from:\(t\sub{start}\)=2.80 ms,to:\(t\sub{end}\)=31.64 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=5.09 ; \(\)=33.03 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.46 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.56 T
• Plasma current: \(\overline{I\sub{p}}\)=6.02 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=8.29 kA; \(t\sub{Ip}\sup{max}\)=0.00 ms

Basic Diagnostics    

On stage diagnostics

Basic diagnostics Data flow:  Documentation:

Off stage diagnostics

Mirnov coils @ Limiter Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=900,t_Bt=0,U_cd=350,t_cd=600,O_Bt='CW',O_cd='CW'

Working gas

Parameters :S_mode='p_wg',S_gas='H',p_H=10,U_v=22

Position stabilization :

Parameters :main_switch='on',radial_switch='on',radial_waveform='1000,0;5000,-2;9000,-10;16000,-20;30000,0',vertical_switch='on',vertical_waveform='1000,0;5000,-2;10000,-10;13000,-20;16000,-10;30000,0'

Current stabilization POKUS

Parameters :main_switch='on',waveform='1000,0;4000,0;5000,0;8000,0;20000,-6;22000,-4;23000,-2;24000,-1;25000,2;26000,4;27000,6;28000,8;29000,10;30000,12;31000,14;32000,16;33000,18;34000,20;35000,18;36000,16;37000,14;38000,12;39000,10;40000,8;41000,6;42000,4;43000,2;44000,-1;45000,-4;46000,-6;48000,-8;49000,-10;50000,0'

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @