Tokamak GOLEM - Shot Database - #48829

Time stamp25-05-06 11:18:10The session missionTrainingCourses/Universities/CTU.cz/UPP/25/II/MinimumStabilizationFull steamThe session ID 48802 The discharge commentDemo for UPP 2025 Group 5 48824.pumping.aginst.I_p.since.12ms.and.rising.vertical.stabilizationDischarge command/Dirigent.sh --discharge --operation.discharge "style='remote',voice='on',analysis='on'" --infrastructure.bt_ecd "U_Bt=900,t_Bt=0,U_cd=500,t_cd=6000,O_Bt='CW',O_cd='CW'" --infrastr ...

     Technological parameters

• Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=0,57 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=14,90 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: \(U\sub{E\sub{cd}}\sup{request}\)=500 V@\(t\sub{cd}\sup{request}\)=6000,0 us

    Plasma:

• Plasma: yes or no: ☑
• Time parameters:\(\Delta t\sub{p}\)=17,21 ms (from:\(t\sub{start}\)=9,24 ms,to:\(t\sub{end}\)=26,45 ms)

    Plasma parameters:

• Loop voltage:\(\overline{U\sub{loop}}\)\(\)=7,85 ; \(\)=19,21 ; \(\)=0,00
• Toroidal magnetic field: \(\overline{B\sub{t}}\)=0,48 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0,56 T
• Plasma current: \(\overline{I\sub{p}}\)=5,05 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=6,10 kA; \(t\sub{Ip}\sup{max}\)=0,00 ms

Basic Diagnostics    

On stage diagnostics

Basic diagnostics 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

Off stage diagnostics

Mirnov coils @ Limiter Data flow:  Documentation:

Analysis

Name	Analysis results

Infrastructure

Chamber

Bt and Ecd ,

Parameters :U_Bt=900,t_Bt=0,U_cd=500,t_cd=6000,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=100,U_accel=100

Position stabilization :

Parameters :main_switch='on',radial_switch='on',radial_waveform='6000,0;7000,-5;10000,-7;14000,-24;35000,0',vertical_switch='on',vertical_waveform='6000,0;7000,-5;12000,-10;13000,-20;20000,-17;35000,0'

Current stabilization POKUS2

Parameters :main_switch='on',waveform='6000,0;12000,-13;15000,-15;17000,-10;19000,-8;20000,-5;22000,-1;23000,15;24000,20;28000,0'

Acknowledgement

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Thanks to the specific help

The tokamak GOLEM controll SW @