Tokamak GOLEM - Shot Database - #50106

Time stamp25-10-15 09:15:57The session missionTrainingCourses/Universities/CTU.cz/PRPL.en/25-26/PlasmaRegimeOptimizationFull steamThe session ID 50106 The discharge commentMaster testDischarge 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: \(p\sub{chamber}\sup{discharge,before}\)=1.93 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=8.91 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:\(\Delta t\sub{p}\)=11.76 ms (from:\(t\sub{start}\)=2.28 ms,to:\(t\sub{end}\)=14.05 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=7.59 ; \(\)=26.12 ; \(\)=0.00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0.27 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0.41 T
• Plasma current: \(\overline{I\sub{p}}\)=2.45 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=3.19 kA; \(t\sub{Ip}\sup{max}\)=0.00 ms

Basic Diagnostics    

On stage diagnostics

Basic diagnostics Data flow:  Documentation:

Double rake probe Data flow:  Documentation:

Parameters:r_first_tip=100,X_mod='111111111111',I_SilverBox=0

Rake probe Data flow:  Documentation:

Parameters:r_first_tip=100,X_mod='111111111111',I_SilverBox=0

Double langmuir ball pen probe Data flow:  Documentation:

Parameters:r_lp_tip=100,S_mode_lp='float',R_lp_div_osc='10e3',R_lp_div_nosc='1e6',U_lp=-1,R_lp_isat='-1',R_bpp_

Diamagnetism 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:

Scintillation probes Data flow:  Documentation:

Parameters:U_NIM_A1=600,U_NIM_A2=600,U_NIM_A3=600,U_NIM_A4=600

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='off',radial_switch='on',radial_waveform='1000,0;8500,0;9200,-1;9600,-2;11400,-7;12000,-8;13000,-9;24000,-20;48000,-20;50000,0',vertical_switch='on',vertical_waveform='1000,0;9000,0;9200,-1;9800,-5;10000,-5;11000,-5;12000,-5;13000,-12;14000,-12;15000,-12;17000,-12;19000,-20;40000,-20;49000,-20;50000,0'

Current stabilization

Parameters :main_switch='on',waveform='1000,0;17000,0;20000,3;24000,7;28000,11;32000,14;40000,10;40500,9;41000,9;50000,0'

Biasing electrode

Parameters :main_switch='on',waveform='1000,0;5000,0;15000,0;20000,20;25000,0;30000,0',position=100

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @