Tokamak GOLEM - Shot Database - #48251

[Shot logbook]

Time stamp
	25-03-20 11:00:22
The session mission	Experiments/RunAways/General/2025Full steam
The session ID	48247
The discharge comment	repeating prev with lower press
Discharge command	/Dirigent.sh --discharge --operation.discharge "style='standard'" --infrastructure.bt_ecd "U_Bt=900,t_Bt=0,U_cd=350,t_cd=600,O_Bt='CW',O_cd='CW'" --infrastructure.workinggas "S_mod ...

Technological parameters

Working Gas: $p\sub{chamber}\sup{discharge,before}$ =0.57 mPa; $p\sub{chamber}\sup{discharge,pre}$ =9.91 mPa ( $p\sub{WG}\sup{request}$ = 10 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@ $t\sub{cd}\sup{request}$ =600.0 us

Plasma:

Plasma: yes or no: ☑
Time parameters: $\Delta t\sub{p}$ =25.99 ms (from: $t\sub{start}$ =2.65 ms,to: $t\sub{end}$ =28.64 ms)

Plasma parameters:

Loop voltage: $\overline{U\sub{loop}}$ =6.08 ; =9.71 ; =0.00
Toroidal magnetic field: $\overline{B\sub{t}}$ =0.44 T; $\max_{\tau \in [discharge]}B\sub{t}$ =0.57 T
Plasma current: $\overline{I\sub{p}}$ =4.13 kA; $\max_{\tau \in [discharge]}I\sub{p}$ =5.56 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=30,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:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters

:U_Bt=900,t_Bt=0,U_cd=350,t_cd=600,O_Bt='CW',O_cd='CW'

Working gas

Parameters

:S_mode='p_wg',S_gas='H',p_H=10,U_v=22

Position stabilization :

Parameters

:main_switch='on',radial_switch='on',radial_waveform='1000,0;5000,-2;9000,-10;20000,-10;30000,0',vertical_switch='on',vertical_waveform='1000,0;5000,-2;10000,-10;11000,-10;30000,0'