Tokamak GOLEM - Shot Database - #44568

The date of discharge execution24-04-23 13:21:46 The session missionInfrastructure/SandboxFull steam The session ID 44564 The discharge commenttest pressure pid controllerDischarge command/Dirigent.sh --discharge --operation.discharge "style='remote',voice='on',analysis='on'" --infrastructure.bt_ecd "U_Bt=800,t_Bt=0,U_cd=450,t_cd=1000,O_Bt='CW',O_cd='CW'" --infrastr ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0,54 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=12,10 mPa (\(p\sub{WG}\sup{request}\)= 12 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: \(U\sub{E\sub{cd}}\sup{request}\)=450 V@\(t\sub{cd}\sup{request}\)=1000,0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=5,25 ms (from:\(t\sub{start}\)=3,05 ms,to:\(t\sub{end}\)=8,30 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=10,92 V; \(\maximum{{\tau \in [discharge]}U\sub{loop}}\)=16,64 V; \(U\sub{breakdown}\)=0,00 V
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0,18 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0,24 T
• Plasma current: \(\overline{I\sub{p}}\)=0,98 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=1,18 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:

Magnetohydrodynamic 16 mirnov coils ring Data flow:  Documentation:

Double rake probe Data flow:  Documentation:

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

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

Langmuir & Ball-pen probe Data flow:  Documentation:

Parameters:r_lp_tip='80',S_mode_lp='float',R_lp_div_osc='10e3',R_lp_div_nosc='1e6',R_bpp_div_osc='10e3',R_bpp_d

Timepix detector Data flow:  Documentation:

Mirnov coils @ Limiter Data flow:  Documentation:

Fast spectrometry Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=800,t_Bt=0,U_cd=450,t_cd=1000,O_Bt='CW',O_cd='CW'

Preionization

Parameters :S_device='HotCathode',SW_main='on',U_heater=100,U_accel=70

Working gas

Parameters :S_mode='p_pid',S_gas='H',p_H=12,U_v=22.0

Position stabilization :

Parameters :main_switch='off',radial_switch='on',radial_waveform='1000,0;2000,-5;5000,-10;9000,-20;30000,0',vertical_switch='on',vertical_waveform='1000,0;2000,-5;7000,-10;8000,-20;30000,0'

Biasing electrode

Parameters :

Acknowledgement

---

Thanks to the specific help

The tokamak GOLEM controll SW @