Tokamak GOLEM - Shot Database - #41846

The date of discharge execution23-05-16 21:12:13 The session missionTrainingCourses/Universities/MEPhI.ru/23BiasingAndMHD --> MHD studies with biasing The session ID41838 The discharge commentTuning ..Discharge command/Dirigent.sh --discharge --operation.discharge "style='standard',vacuum_shot=41838" --infrastructure.bt_ecd "U_Bt=1000,t_Bt=0,O_Bt='CW',U_cd=450,t_cd=0,O_cd='CW'" --infrastructure. ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0,91 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=9,17 mPa (\(p\sub{WG}\sup{request}\)= -1 mPa@\(X\sub{WG}\sup{request}\)=H )
• Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=1000 V@\(t\sub{B\sub{t}}\sup{request}\)=0,0 us
• Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=450 V@\(t\sub{cd}\sup{request}\)=0,0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=5,23 ms (from:\(t\sub{start}\)=1,99 ms,to:\(t\sub{end}\)=7,22 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=8,30 V; \(\maximum{{\tau \in [discharge]}U\sub{loop}}\)=11,54 V; \(U\sub{breakdown}\)=0,00 V
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0,17 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0,26 T
• Plasma current: \(\overline{I\sub{p}}\)=1,52 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=2,48 kA; \(t\sub{Ip}\sup{max}\)=0,00 ms

Basic Diagnostics    

On stage diagnostics

Data flow	measurement →		digitization →		analysis →
Name	Experiment setup		Data acquistition system		Raw data		Analysis results
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Off stage diagnostics

Data flow	measurement →		digitization →		analysis →
Name	Experiment setup		Data acquistition system		Raw data		Analysis results
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Analysis

Name	Analysis results
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Infrastructure

Working gas:S_mode='U_v',S_gas='H',U_v=20,p_H=-1
Bt, Ecd:U_Bt=1000,t_Bt=0,O_Bt='CW',U_cd=450,t_cd=0,O_cd='CW'
Position stabilization: main_switch='on',vertical_switch='on',vertical_waveform='1000,0;2000,-5;7000,-10;8000,-20;30000,0',radial_switch='on',radial_waveform='1000,0;2000,-5;5000,-10;9000,-20;30000,0'
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Biasing electrode:main_switch='on',waveform='1000,0;2000,5;5000,0;6000,0;14000,0'

The tokamak GOLEM is now in the Standby mode.

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @