Tokamak GOLEM - Shot Database - #42122

The date of discharge execution23-06-07 09:59:34 The session missionTrainingCourses/Universities/MEPhI.ru/23BiasingAndMHD --> MHD studies with biasing The session ID42122 The discharge commentMaster standard initiation dischargeDischarge command/Dirigent.sh --discharge --operation.discharge "style='standard',vacuum_shot='-1'" --infrastructure.bt_ecd "U_Bt=800,t_Bt=0,O_Bt='CW',U_cd=450,t_cd=0,O_cd='CW'" --infrastructure.pr ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0,91 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=14,20 mPa (\(p\sub{WG}\sup{request}\)= -1 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@\(t\sub{cd}\sup{request}\)=0,0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=1,46 ms (from:\(t\sub{start}\)=2,01 ms,to:\(t\sub{end}\)=3,47 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=7,84 V; \(\maximum{{\tau \in [discharge]}U\sub{loop}}\)=9,81 V; \(U\sub{breakdown}\)=0,00 V
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0,09 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0,11 T
• Plasma current: \(\overline{I\sub{p}}\)=0,58 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=1,26 kA; \(t\sub{Ip}\sup{max}\)=0,00 ms

Basic Diagnostics    

On stage diagnostics

Data flow	measurement →		digitization →		analysis →
Name	Experiment setup		Data acquistition system		Raw data		Analysis results
						☛
DoubleRakeProbe:r_First_Tip=100,X_mod='111111111111',I_SilverBox=0
RakeProbe:r_First_Tip=100,phi_First_Tip=0,X_mod='111111111111',I_SilverBox=12,r_manipulator=70,phi_manipulator=0

Off stage diagnostics

Data flow	measurement →		digitization →		analysis →
Name	Experiment setup		Data acquistition system		Raw data		Analysis results
Interferometry:
						☛
LimiterMirnovCoils:vacuum_shot=-1
						☛
ScintillationProbes:U_NIM_A1=600,U_NIM_A2=600,U_NIM_A3=600,U_NIM_A4=600

Analysis

Name	Analysis results
		☛

Infrastructure

Working gas:S_mode='U_v',S_gas='H',U_v=20.5,p_H=-1
Bt, Ecd:U_Bt=800,t_Bt=0,O_Bt='CW',U_cd=450,t_cd=0,O_cd='CW'
Position stabilization: main_switch='on',vertical_switch='on',vertical_waveform='3000,0;7000,-5;8000,-20;30000,0',radial_switch='on',radial_waveform='2000,0;3000,-5;5000,-20;30000,0'
							☛
Biasing electrode:main_switch='on',waveform='1000,0;2000,-10;5000,0;6000,0;14000,0'

The tokamak GOLEM is now in the Standby mode.

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @