Tokamak GOLEM - Shot Database - #49063

Time stamp25-05-28 13:51:11The session missionExperiments/PlasmaEdge/ZonalFlows/Nanobashvili-2025-SciProjFull steamThe session ID 49063 The discharge commentMaster testDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard'" --infrastructure.bt_ecd "U_Bt=900,t_Bt=0,U_cd=350,t_cd=250,O_Bt='CW',O_cd='CW'" --infrastructure.workinggas "S_mod ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0.88 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=19.60 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: \(U\sub{E\sub{cd}}\sup{request}\)=350 V@\(t\sub{cd}\sup{request}\)=250.0 us

    ☒No Plasma:

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

Langmuir & Ball-pen probe Data flow:  Documentation:

Parameters:r_lp_tip='90',S_mode_lp='float',R_lp_div_osc='10e3',R_lp_div_nosc='1e6',R_bpp_div_osc='10e3',R_bpp_d

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

Timepix detector Data flow:  Documentation:

Mirnov coils @ Limiter Data flow:  Documentation:

Fast spectrometry Data flow:  Documentation:

Magnetohydrodynamic 16 mirnov coils ring Data flow:  Documentation:

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=900,t_Bt=0,U_cd=350,t_cd=250,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;5000,-1;5500,-1;6000,-2;6500,-2;7000,-3;7500,-3;8000,-4;8500,-4;9000,-5;9500,-5;10000,-6;10500,-6;11000,-7;11500,-7;12000,-8;13000,-9;14000,-10;15000,-11;16000,-12;17000,-13;18000,-14;19000,-15;20000,-16;21000,-17;22000,-18;23000,-19;24000,-20;50000,0',vertical_switch='on',vertical_waveform='1000,0;5000,-1;6000,-1;7000,-1;8000,-1;9000,-5;10000,-5;11000,-5;12000,-5;13000,-12;14000,-12;15000,-12;17000,-12;19000,-20;50000,0'

Current stabilization

Parameters :main_switch='on',waveform='1000,0;4000,0;5000,0;8000,0;15000,0;17000,0;17500,1;18000,1;18500,2;19000,2;19500,3;20000,3;20500,4;21000,4;21500,5;22000,5;22500,6;23000,6;23500,7;24000,7;24500,8;25000,8;25500,9;26000,9,26500,10;27000,10;27500,11;28000,11;29500,12;30000,12;30500,13;31000,13;31500,14;32000,14;32500,15;33000,15;33500,16;34000,16;34500,15;35000,15;35500,14;36000,14;36500,13;37000,13;37500,12;38000,12;38500,11;39000,11;39500,10;40000,10;40500,9;41000,9;50000,0'

Biasing electrode

Parameters :main_switch='on',waveform='1000,0;3000,-20;15000,0;30000,0',position=100"

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @