Tokamak GOLEM - Shot Database - #50435

Time stamp25-11-11 17:51:18The session missionAdHocAd hocThe session ID 50420 The discharge commentlower Bt CDDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard'" --infrastructure.bt_ecd "U_Bt=800,t_Bt=0,U_cd=350,t_cd=300,O_Bt='CW',O_cd='CW'" --infrastructure.workinggas "S_mod ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0.20 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=14.80 mPa (\(p\sub{WG}\sup{request}\)= 15 mPa@\(X\sub{WG}\sup{request}\)=H )
• Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=800 V@\(t\sub{B\sub{t}}\sup{request}\)=0.0 us
• Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=350 V@\(t\sub{cd}\sup{request}\)=300.0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=10.80 ms (from:\(t\sub{start}\)=2.78 ms,to:\(t\sub{end}\)=13.58 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=7.77 ; \(\)=23.30 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.24 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.36 T
• Plasma current: \(\overline{I\sub{p}}\)=1.86 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=2.59 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

Slow optical spectrometry Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=800,t_Bt=0,U_cd=350,t_cd=300,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='on',radial_waveform='1000,0;6000,0;8000,1;10000,5;20000,5;30000,0;35000,0',vertical_switch='on',vertical_waveform='1000,0;5000,0;7000,3;10000,4;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;10000,12;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 @