25th 1st week(03/11/24 - 03/15/24) schedule for LHD experiment
Date

Weekly report :Schedule of the dayDay Btof dire
the ctioweek nMorning (～ 12:15)

Afternoon (12:15 ～ 16:45)

WallGasExperiment implementation system

Remark

H2,He,
N2,Ne,Ar,Kr,
Xe【Responsible person】N.Tamura /H.Hayashi【Coordinator#1】T. Tokuzawa/R. Seki
【Coordinator#2】M. Yoshinuma/Y.
Takemura【ECH】R.Yanai【Gas・vacuum・shutter】A/B【Low temp.】noguchi.hiroki【LID power】M.Kawai/K.Nagahara【Coil power】tanoue.hiroyuki【central ctrl.】ogawa.hideki【data proc.】M.Ohsuna【EXP LAN】nakamura.osamu(id:723) Impurity pellet/TESPEL(id:724) Impurity gas puff
(id:725) Impurity powder dropper(id:729) ECH: Low absorption
condition(id:731) Mag. Conf.: Using LID coil
(id:732) Probe: Insertion of Fast Ion
Loss Diagnostics (8-O)(id:734) Probe: HDLP Probe accessnear LCFS(id:737) ECH: Commissioning(alignment, profile check)(id:740) ICH: IC wave injection into
the vaccum (w/o plasma)(id:745) ECH: Collective ThomsonScattering (CTS) measurement(id:746) ECH: EC wave Injection fromthe Port 1.5Uo antenna

H2,He,
N2,Ne,Ar,Kr,Xe【Responsible person】S.Masuzaki /H.Hayashi【Coordinator#1】K. Mukai/T.
Kobayashi【Coordinator#2】Y. Hayashi/M.
Nishiura【ECH】N. Kenmochi【Gas・vacuum・shutter】C/A【Low temp.】ohba.kouki【LID power】M.Kawai/K.Nagahara【Coil power】takami.shigeyuki【central ctrl.】ogawa.hideki【data proc.】M.Ohsuna【EXP LAN】inoue.tomoyuki(id:723) Impurity pellet/TESPEL(id:724) Impurity gas puff
(id:725) Impurity powder dropper(id:729) ECH: Low absorptioncondition(id:731) Mag. Conf.: Using LID coil
(id:732) Probe: Insertion of Fast Ion
Loss Diagnostics (8-O)(id:734) Probe: HDLP Probe accessnear LCFS(id:737) ECH: Commissioning(alignment, profile check)(id:740) ICH: IC wave injection into
the vaccum (w/o plasma)(id:745) ECH: Collective Thomson
Scattering (CTS) measurement(id:746) ECH: EC wave Injection fromthe Port 1.5Uo antennaH2,He【Responsible person】T.Seki /H.Hayashi【Coordinator#1】M. Shohji【Coordinator#2】M. Kobayashi【ECH】M. Nishiura【Gas・vacuum・shutter】B/C【Low temp.】noguchi.hiroki【LID power】M.Kawai/K.Nagahara【Coil power】tanoue.hiroyuki【central ctrl.】ogawa.hideki【data proc.】M.Ohsuna【EXP LAN】nakamura.osamu

3/ M
11 o.

3/ Tu
12 .

None

[MAP](12:15 ～ 16:45)ECH, NBI, ICH
Plasma Commissioning, Trial Operation of various devices

3/ W CC
13 e. W

# Opt. Pol.
1
CCW
2
CCW

Rax
3.6
3.9

Bax
2.75
2.5385gamma
1.25381.2538Bq
100.0100.0

SC

None

[MAP](12:15 ～ 16:45)ECH, NBI, ICH
Plasma Commissioning, Trial Operation of various devices, Effects of boronization

3/ Th C
14 . W# Opt. Pol.
1CW
2CW
3CW

Rax
3.75
3.6
3.6

Bax
1.375
1.375
2.75

gamma
1.25381.25381.2538

Bq
100.0
100.0
100.0

SC

None

[MAP](10:30 ～ 14:30)ECH, NBI
ECH Commissioning, Observation of Ha emission during plasma collapse# Opt. Pol.
1CW

3/ Fr C
15 . W

Rax
3.6

Bax
2.75

gamma
1.2538Bq
100.0[MAP](14:30 ～ 16:45)
Calibration of fast ionization gauge
SC# Opt. Pol.
1CWRax
3.6

Bax
2.75

gamma
1.2538Bq100.0

SC

None(MAP)CXS, PCI, CO2, Reflectometer,FIG, Divertor Probe(MAP)14:30 - 16:45 Sequence cycle:
5 min 2 sec(id:727) 圧力: High Base PressureOperation(id:728) Mag. Conf.: 3.55 m =< Rax <3.6 m(id:729) ECH: Low absorption
condition(id:737) ECH: Commissioning(alignment, profile check)(id:746) ECH: EC wave Injection fromthe Port 1.5Uo antenna(id:748) ECH: off-axis injection(Combined)(id:757) ECH: Optical Vortex

LHD projectPrepared byDaily Schedule

N.TamuraDate2024/3/13(Wed)Experimental Subject

Plasma Commissioning, Trial Operation of various devices

Exp. No.

Experimental Session GroupSession Coordinator

1330

MAP

T. Tokuzawa[2217] / M. Yoshinuma[2172]
R. Seki[2201] / Y. Takemura[2167]

89Time Table

10111213

UP

1415

16

[MAP]

1718

1920

Gas[MAP](12:15 ～ 16:45) ECH, NBI, ICH#The coil excitation for experiments will start after the fire drill (from around 9:45).

H2,He,N2,Ne,Ar,Kr,
Xe

12:15(Expected) - 16:45 Plasma Commissioning (N. Tamura)
12:15(Expected) - 16:45 Trial operation of various devices (N. Tamura)# Devices to be commissioned: Fueling pellet, Impurity pellet, TESPEL, IPD, gas puff, movableprobes, sample manipulators, LID, CTS?, Fast TS?
Polarity
CCW
CCW

Rax(m)
3.6
3.9

Bax(T)
2.75
2.5385gamma
1.25381.2538

Bq(%)
100.0
100.0

Subcooled

Wall Conditioning

GD(Before Exp.): None , GD(After Exp.): None , Cryopump(During Exp.): offRemarks
The coil excitation at 9:30 is for a fire drill. After the fire drill, the coil excitation for experiments will be conducted.
【Precautions for today's LHD experiments】(id:723) Impurity pellet/TESPEL(id:724) Impurity gas puff
(id:725) Impurity powder dropper(id:729) ECH: Low absorption condition(id:731) Mag. Conf.: Using LID coil
(id:732) Probe: Insertion of Fast Ion Loss Diagnostics (8-O)(id:734) Probe: HDLP Probe access near LCFS
(id:737) ECH: Commissioning (alignment, profile check)(id:740) ICH: IC wave injection into the vaccum (w/o plasma)(id:745) ECH: Collective Thomson Scattering (CTS) measurement(id:746) ECH: EC wave Injection from the Port 1.5Uo antenna(id:748) ECH: off-axis injection (Combined)(id:749) ICH: Antennae insertion for plasma heating by ICH : Subcool required(id:757) ECH: Optical Vortex injection(id:759) Probe: Edge plasma measurement using the fast-scanning Langmuir probes

22DN

Details and Experimental Conditions

Sequence:3min#Option1221

LHD projectPrepared byDaily ScheduleN.Tamura

DateExperimental Subject

2024/3/14(Thu)

Plasma Commissioning, Trial Operation of various devices, Effects ofboronization

Exp. No.

Experimental Session GroupSession Coordinator

1331

MAP

K. Mukai[2240] / Y. Hayashi[2121]
T. Kobayashi[2231] / M. Nishiura[2184]

89Time Table

10111213

U
P

14

15

[MAP]

161718

1920

Gas[MAP](12:15 ～ 16:45) ECH, NBI, ICH
The coil excitation for experiments will start after the fire drill (from around 9:45).

H2,He,N2,Ne,Ar,Kr,Xe(Between 11:00-12:00) - 14:30 Plasma Commissioning (N. Tamura)(Between 11:00-12:00) - 14:30 Trial operation of various devices (N. Tamura)# Devices to be commissioned: Fueling pellet, Impurity pellet, TESPEL, IPD, gas puff, movableprobes, sample manipulators, LID, HIBP, CTS?, Fast TS?
14:45 - 16:45 Effects of boronization on plasma facing surface (S. Masuzaki)
PolarityCW
CW
CW

Rax(m)
3.75
3.6
3.6

Bax(T)
1.375
1.375
2.75

gamma
1.25381.25381.2538

Bq(%)
100.0
100.0
100.0

Subcooled

Wall Conditioning

GD(Before Exp.): None , GD(After Exp.): None , Cryopump(During Exp.): offRemarks
The coil excitation at 9:30 is for a fire drill. After the fire drill, the coil excitation for experiments will be conducted.
【Precautions for today's LHD experiments】(id:723) Impurity pellet/TESPEL(id:724) Impurity gas puff
(id:725) Impurity powder dropper(id:729) ECH: Low absorption condition(id:731) Mag. Conf.: Using LID coil
(id:732) Probe: Insertion of Fast Ion Loss Diagnostics (8-O)(id:734) Probe: HDLP Probe access near LCFS
(id:737) ECH: Commissioning (alignment, profile check)(id:740) ICH: IC wave injection into the vaccum (w/o plasma)(id:745) ECH: Collective Thomson Scattering (CTS) measurement(id:746) ECH: EC wave Injection from the Port 1.5Uo antenna(id:748) ECH: off-axis injection (Combined)(id:749) ICH: Antennae insertion for plasma heating by ICH : Subcool required(id:757) ECH: Optical Vortex injection(id:758) Insertion of sample, etc.: Insertion of samples using manipulator(id:759) Probe: Edge plasma measurement using the fast-scanning Langmuir probes22DN

Details and Experimental Conditions

Sequence:3min#Option12321

LHD projectPrepared byDaily Schedule

N.TamuraDate2024/3/15(Fri)Experimental Subject

ECH Commissioning, Observation of Ha emission during plasma
collapse
Calibration of fast ionization gauge

Exp. No.

Experimental Session Group

1332

MAP
89Time Table

10Session Coordinator

M. Shohji[2151] / M. Kobayashi[2169]
11UP

12

13

14

[MAP]

15
[MAP]

16

17

18

19

20

21

DN

Details and Experimental Conditions

Gas[MAP](10:30 ～ 14:30) ECH, NBI
10:30 - 12:15 ECH Commissioning
12:15 - 14:30 Observation of Ha emission during plasma collapse (M. Yoshinuma)

H2

NBI pattern: #6, (#1,#2,#3,#4) - (#2,#3,#4) - (#2,#3)
Sequence:3min#Option1

Polarity
CWRax(m)3.6

Bax(T)
2.75

gamma
1.2538

Bq(%)
100.0

Subcooled[MAP](14:30 ～ 16:45)
14:30 - 16:45 Calibration of fast ionization gauge (G. Motojima)
Sequence:3min, Other#OptionPolarity1
CWRax(m)3.6Bax(T)
2.75

gamma
1.2538Wall Conditioning

GD(Before Exp.): None , Cryopump(During Exp.): offRemarks(MAP)CXS, PCI, CO2, Reflectometer, FIG, Divertor Probe(MAP)14:30 - 16:45 Sequence cycle: 5 min 2 sec【Precautions for today's LHD experiments】(id:727) 圧力: High Base Pressure Operation(id:728) Mag. Conf.: 3.55 m =< Rax < 3.6 m(id:729) ECH: Low absorption condition(id:737) ECH: Commissioning (alignment, profile check)(id:746) ECH: EC wave Injection from the Port 1.5Uo antenna(id:748) ECH: off-axis injection (Combined)(id:757) ECH: Optical Vortex injection

22H2,HeBq(%)
100.0

Subcooled