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| * Type-A team: Height adjustment of IYV | * Type-A team: Height adjustment of IY. Finalization of IX and EX. |
Contents
Agenda/Minutes
CRY+VIS Interface Meeting
Date: 2021/7/16 13:00-
Participants:
Schedule
- IX: Payload was recovered. To the finalization.
- EX: Aligned for the green beam again. To the finalization
IY: F1 was recovered. Adjustable range of F0 was extended (Height range). To the height adjustment.
- EY: Mirror cleaning is on going. The shipping will be in the next week (transported after holidays).
Status
- Corrugate tube fixing jig: Replaced on 7/12-13.
- TM height setting: ITMY.
- Commissioning in air: X-arm.
- Commissioning in vacuum:
- Overall commissioning:
- Acceptance check: Every Friday.
- PF actuator: After SC.
- Separation of rack in 2F: This is scheduled on 7/16.
- New vacuum pumps for V-chambers: Problem on the support for GVs.
Discussion
VIS Meeting
14:00-
Participants:
Klog
EX
17376 ETMX IM dewhitening filters and comb60 filters are implemented , takafumi.ushiba
17396 Oplev preparation at EXC , takaaki.yokozawa
17450 Oplev calibration EX TM oplev , takaaki.yokozawa
17496 ETMX IM photosensor trouble shooting , takafumi.ushiba
17503 Rebooter installation for pico motor drivers. (ETMX) , koji.nakagaki
17506 Replacement of fixing jigs for the corrugate tube , ryutaro.takahashi
17267 Oplev preparation work EX , takaaki.yokozawa
17362 Comment , takaaki.yokozawa
17358 Injection of OpLev lasers to the cryostat at EXC , takafumi.ushiba
17361 Comment , takaaki.yokozawa
EY
17457 dial gauge installation, Pico motor cable extension test , naohisa.satou
17485 Replacement of fixing jigs for the corrugate tube , ryutaro.takahashi
17485 Replacement of fixing jigs for the corrugate tube , ryutaro.takahashi
17505 Comment , ryutaro.takahashi
General
17369 Added EPICS channel for VIS temperature adjustment , satoru.ikeda
17368 Implemented some Oplev-related fixes to the VIS model file. , satoru.ikeda
17388 Implementation of sensor to EULER matrix for IM photosensors , takafumi.ushiba
17455 TypeA,B,Bp VIS Guardian changed to SAFE , satoru.ikeda
17513 Safe.snap of MCi,e,o are updated after Miyoki-san closed laser shutter. , kouseki.miyo 17079 Organizing DAQ channels for VIS , satoru.ikeda
17460 Comment , satoru.ikeda
IX
17400 Modification of damp_temp filter for MN DAMP filter of ITMX , takafumi.ushiba
17405 IX Pico motor driver was broken and replaced. , koji.nakagaki
17449 Oplev calibration IX TM oplevs , takaaki.yokozawa
17468 MNH1 actuator of ITMX seems to have an issue. , takafumi.ushiba
17482 Re-calibration of the IX TM length oplev , takaaki.yokozawa
17481 ITMX MNH1 cable repairement , takafumi.ushiba
17247 Rebooter installation for pico motor drivers. (ITMX) , koji.nakagaki
17335 Checked resistance of TF and BF LVDT actuators coil. , naohisa.satou
17405 IX Pico motor driver was broken and replaced. , koji.nakagaki
17420 Comment , satoru.ikeda
17449 Oplev calibration IX TM oplevs , takaaki.yokozawa
17468 MNH1 actuator of ITMX seems to have an issue. , takafumi.ushiba
17472 Comment , takafumi.ushiba
17481 ITMX MNH1 cable repairement , takafumi.ushiba
17482 Re-calibration of the IX TM length oplev , takaaki.yokozawa
17488 Comment , takafumi.ushiba
8564 ITMX healthy check after pump down , lucia.trozzo
17366 Comment , kouseki.miyo
IY
17406 Setup of pre-isolator , ryutaro.takahashi
17484 Replacement of fixing jigs for the corrugate tube , ryutaro.takahashi
17406 Setup of pre-isolator , ryutaro.takahashi
MCE
- 17523 About the placement of the mini-rack in MCE , koji.nakagaki
PR2
17478 Rotate PR2 mirror by IM_YAW picomotor but we had better to use traverser , kouseki.miyo
- 17520 PR2 Traversor motor and PR2 IM PITCH drive Picomotor , satoru.ikeda
SR2
17434 Cable connection check , naoatsu.hirata
SR3
17439 Cable connection check , naoatsu.hirata
SRM
17314 Optical lever installation , fabian.arellano
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Summary Report
Type-A
- IY: Recovered the F1, F2 FRs. Compressed the F0 blades more to extend the height range. Total adjustable range became +/- 10.6mm.
- IX: Calibrated the BF damper. The LVDT driver was replaced to the low noise one.
- The corrugate tube fixing jigs were replaced in IY, EY, and EX.
Type-B
Type-Bp
Type-C
Electronics
Control
Schedule
See Schedule
- Type-A team: Height adjustment of IY. Finalization of IX and EX.
- Type-B team: MSB
Milestone
IMC suspensions are ready in air [40] will finish 2021/04/21.
PRs are ready in air [643] will finish 2021/07/09.
ETMX is ready in air [656] will finish 2021/08/25.
ITMX is ready in air [657] will finish 2021/08/31.
ETMY is ready in air [658] will finish 2021/09/16.
ITMY is ready in air [659] will finish 2021/11/08.
BS is ready in air [691] will finish 2021/11/24.
SRs are ready in air [663] will finish 2021/12/20.
Output suspensions are ready in air [695] will finish 2021/12/21.
TMSY is ready in air [708] will finish 2021/??/??.
TMSX is ready in air [684] will finish 2021/??/??.
2021/03/29 updated
Safety
Discussion
BS Outer frame
- The brace (support beam) for BS outer frame was not attached in O3. The brace itself is ready.
- We have a structure analysis for the frame prototype (SR type), but not for the BS type.
- I like to ask Sato-san the analysis for BS type to confirm the availability.
Travel Plans
The week from 7/19
- Takahashi: 7/19-21
- Sato: 7/19-21
- Hirata: 7/19-21
- Yano: 7/19-21
The week from 7/26
- Takahashi: 7/26-30
- Hirata: 7/26-30
- Yano: 7/26-30
Next meeting
- 2021/7/30(FRI)