Contents
Agenda/Minutes
CRY+VIS Interface Meeting
Date: 2023/6/23 13:00-
Participants:
Suspensions
- Type-A: Measurements of noise budget in ETMY, ETMX, ITMX, and ITMY.
- Type-B: Measurements of noise budget in BS.
- Type-Bp: Measurements of noise budget in PRM
- Type-C:
Other items
- Oplev:
- ACC:
- Commissioning:
- Vacuum system:
- Heater control:
- TMS:
Post O4a
- Measurements of the DAC noise: Every Friday from 7/7.
- Measurements on the sensor correction in SR2: 1 night.
- Optimization of the damping control in PRs: Measurements 2 days, Test 3 days.
- IP control with the ACCs.
- In-vacuum accelerometer for IOO: Check the geophone pod on 6/27.
- Hight adjustments of Type-A in the cooling.
- Measurement of the drum-head modes: 6/28.
- Check of the length Oplev.
- Noise budget of the cryo-payloads.
- Temperature control for the Oplev: Preparing for the heater controller.
- Check of the space in the OMC/IMMT chamber: Sato-san made drawings for OMC.
Discussion
VIS Meeting
Date: 2023/6/23 10:00-11:00
Participants: Takahashi, Sato, Akutsu, Mitsuhashi, Tanaka, Ushiba, Aso
Summary Report
Type-A
Type-B
Type-Bp
Type-C
Electronics
Control
R&D
- Measured the resonant frequencies and the dependence in the center of gravity.
- Transfer function of T direction should be measured.
Toward O5
Schedule
- Noise budget.
Safety
Discussion
- Damping of the OMC suspension.
- Design of the blade damper.
- Design of the flexible pendulum damper.
Next meeting
- 2023/7/7 10:00-