Contents
Agenda/Minutes
CRY+VIS Interface Meeting
Date: 2022/9/9 13:00-13:15
Participants: Takahashi, Yokozawa, Aso, Uchiyama, Yasui, Ikeda, Hirata, Ushiba, Sato, Miyoki
Schedule
- Type-A: Recovery of the BF H2 LVDT in IY. Replacement of the cables in EX. Replacement of the coil driver in EX.
- Type-B: Closing of the chambers. Tightening of the screws for the chamber legs. Setting of the dial gauges.
- Type-Bp: Closing of the chambers.
- Type-C:
Status
- Replacement of cables: EXT remains.
- TM height setting:
- Oplev: Some adjustments will be necessary after the evacuation.
- ACC:
- Commissioning in air:
- Commissioning in vacuum:
Acceptance check: DropboxPaper
- Vacuum system: Pump down of the center area from 9/12.
- Heater control: Pending.
- TMS:
Discussion
VIS Meeting
Date: 2022/9/9 14:00-14:15
Participants: Takahashi, Uchiyama, Fabian, Tanaka, Sato, Hirata, Ushiba
Summary Report
Type-A
- Recovered the BF H2 LVDT in IY.
- Replaced some exchange cables in EX.
Type-B
- Takahashi-san installed dial gauges to measure the vertical displacement of the BS chamber during pumping down.
- They tightened the screws of the chamber legs.
- I corroborated that the BS IM-Y picomotor was working.
- We had a lesson on how to monitor and compensate drifts of the suspension during evacuation.
- We moved SR2 and SRM IPs close to their setpoints using the horizontal fishing rods.
Type-Bp
- Measured the transfer functions in PR2/PR3.
Type-C
Electronics
Control
[Ushiba]
- Making documents on the new Gurdian.
Schedule
- Type-A:
- Type-B: Monitor of the evacuation.
- Type-Bp: Monitor of the evacuation.
- Type-C:
Safety
Discussion
Travel Plans
(Date in Kamioka)
The week from 9/12
- Sato: 9/12-15
- Hirata: 9/12-16
The week from 9/5
- Takahashi: 9/20-22
- Aso: 9/20-22
Next meeting
- 2022/9/16(FRI)