Contents
Agenda/Minutes
CRY+VIS Interface Meeting
Date: 2023/8/4 13:00-13:20
Participants: Takahashi, Mitsuhashi, Yokozawa, Ikeda, Ushiba, Miyoki
Suspensions
- Type-A: Height adjustment in IX, IY, and EY on 7/30　and 8/3. Adjustment of the gain for the photo sensors.
- Type-B: Modification of the BS yaw damping control.
- Type-Bp:
- Type-C:
Other items
- Oplev:
- ACC:
- Commissioning:
- Vacuum system: Replacement of the CC-10 in the Y-arm.
- Heater control:
- TMS:
Post O4a
- Measurements of the DAC noise: PRM on 8/4. Type-B/Bp was finished.
- 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: Long-term test in IY.
- In-vacuum accelerometer for IOO: Outgassing from the pod should be checked.
Hight adjustments of Type-A in the cooling: The procedure.
- Temperature control for the Oplev: Implementation of the heater controller. From IY in the next week.
Discussion
VIS Meeting
Date: 2023/8/4 10:30-11:20
Participants: Takahashi, Akutsu, Mitsuhashi, Tanaka, Shibai
Summary Report
Type-A
- Height adjustment in IX, IY, and EY.
Type-B
Type-Bp
Type-C
- Damping of the OMC suspension.
- Prototype test of the blade damper.
- Design of the flexible pendulum damper.
Electronics
Control
R&D
- TAMA-SAS experiment
- Preparation for the IP controls.
Schedule
- Monitoring and offload of Type-A during the cooling.
- TAMA-SAS experiment.
Toward O5
Discussion
Next meeting
- 2023/8/18 10:00-