Tokamak GOLEM - Shot Database - #39154

The date of discharge execution22-05-18 13:00:04 The session missionGOLEM_II --> EDU (MHD + biasing) The session ID39153 The discharge commentVert & RadStab, r_bias=70Discharge commandcopy./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-20;18000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-20;18000,0;19000,0;25000,0'" --diagnostics_biasingelectrode 5000,0;8000,8;11000,-8;14000,0 --ScanDefinition "39146 39150 39151 39152" --comment "Vert & RadStab, r_bias=70"

Technological parameters Working Gas: \(p\sub{chamber}\sup{discharge,before}\)=1,13 mPa; \(p\sub{chamber}\sup{discharge,pre}\)=10,30 mPa (\(p\sub{WG}\sup{request}\)= 10 mPa@\(X\sub{WG}\sup{request}\)=H ) Toroidal magnetic field: \(U\sub{B\sub{t}}\sup{request}\)=1200 V@\(t\sub{B\sub{t}}\sup{request}\)=0,0 us Current drive field: \(U\sub{E\sub{cd}}\sup{request}\)=450 V@\(t\sub{cd}\sup{request}\)=350,0 us

Plasma: Plasma: yes or no: ☑ Time parameters:\(\Delta t\sub{p}\)=14,72 ms (from:\(t\sub{start}\)=2,67 ms,to:\(t\sub{end}\)=17,39 ms)     Plasma parameters: Loop voltage:\(\overline{U\sub{loop}}\)\(\)=8,00 V; \(\maximum{{\tau \in [discharge]}U\sub{loop}}\)=12,54 V; \(U\sub{breakdown}\)=10,79 V Toroidal magnetic field: \(\overline{B\sub{t}}\)=0,40 T; \(\max_{\tau \in [discharge]}B\sub{t}\)=0,58 T Plasma current: \(\overline{I\sub{p}}\)=2,54 kA; \(\max_{\tau \in [discharge]}I\sub{p}\)=3,32 kA; \(t\sub{Ip}\sup{max}\)=11,67 ms

Basic Diagnostics    

On stage diagnostics

Data flow	measurement →		digitization →		analysis →
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Other diagnostics

Data flow	measurement →		digitization →		analysis →
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Analysis

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Infrastructure

main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-20;18000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-20;18000,0;19000,0;25000,0'

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Scan issues

for 39146 39150 39151 39152 + 39154

#39146     ./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='off',radial_switch='on',vertical_waveform='3000,0;11000,-20;22000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;9000,0;12000,-20;24000,0;25000,0'" --ScanDefinition "39121 39124 39125" --comment "Plasma, reference"

#39150     ./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-15;15000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-15;15000,0;19000,0;25000,0'" --diagnostics_biasingelectrode 5000,0;8000,8;11000,-8;14000,0 --ScanDefinition "39146" --comment "Vert & RadStab, r_bias=70"

#39151     ./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-20;16000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-20;16000,0;19000,0;25000,0'" --diagnostics_biasingelectrode 5000,0;8000,8;11000,-8;14000,0 --ScanDefinition "39146 39150" --comment "Vert & RadStab, r_bias=70"

#39152     ./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-20;18000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-20;18000,0;19000,0;25000,0'" --diagnostics_biasingelectrode 5000,0;8000,8;11000,-8;14000,0 --ScanDefinition "39146 39150 39151" --comment "Vert & RadStab, r_bias=70"

#39154     ./Dirigent.sh --discharge --UBt 1200 --TBt 0 --Ucd 450 --Tcd 350 --preionization 1 --gas H --pressure 10 --diagnostics.limitermirnovcoils "vacuum_shot=39109" --discharge.preionization "main_switch='on',powsup_heater=80,powsup_accel=100" --discharge.position_stabilization "main_switch='on',radial_switch='on',vertical_waveform='3000,0;8000,-20;18000,0;20000,0;30000,0',vertical_switch='on',radial_waveform='2000,0;3000,0;8000,-20;18000,0;19000,0;25000,0'" --diagnostics_biasingelectrode 5000,0;8000,8;11000,-8;14000,0 --ScanDefinition "39146 39150 39151 39152" --comment "Vert & RadStab, r_bias=70"

Acknowledgement

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Thanks to the specific help

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