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⇤ ← Revision 1 as of 2023-08-31 09:12:12 →
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Editor: RyutaroTakahashi
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← Revision 5 as of 2023-09-01 13:16:01 → ⇥
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Editor: RyutaroTakahashi
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Date: 2023/9/1 13:00- Date: 2023/9/1 13:00-13:15
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Participants: Participants: Takahashi, Sato, Yokozawa, Ikeda, Uchiyama, Hirata, Akutsu, Mitsuhashi, Aso
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 * Type-A:  * Type-A: Adjustment of the damping control for ITMX.
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 * Vacuum system:  * Vacuum system: Braker box was replaced in X-arm.
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 * IM heater: Installation for IX in the week of 9/4.  * IM heater: Installation for IY in the week of 9/4.
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Date: 2023/9/1 10:00 Date: 2023/9/1 10:00-11:20
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Participants: Participants: Takahashi, Sato, Mitsuhashi, Tanaka, Hirata, Aso
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 * Adjustment of the damping control for ITMX.

Contents

  1. Agenda/Minutes
  2. CRY+VIS Interface Meeting
    1. Suspensions
    2. Other items
    3. Post O4a
    4. Discussion
  3. VIS Meeting
    1. Summary Report
      1. Type-A
      2. Type-B
      3. Type-Bp
      4. Type-C
      5. Electronics
      6. Control
      7. R&D
    2. Schedule
    3. Toward O5
    4. Discussion
    5. Next meeting

Agenda/Minutes

Zoom Meeting

CRY+VIS Interface Meeting

Date: 2023/9/1 13:00-13:15

Participants: Takahashi, Sato, Yokozawa, Ikeda, Uchiyama, Hirata, Akutsu, Mitsuhashi, Aso

Acceptance check document

Suspensions

  • Type-A: Adjustment of the damping control for ITMX.
  • Type-B:
  • Type-Bp:
  • Type-C:

Other items

  • Oplev:
  • ACC:
  • Commissioning:
  • Vacuum system: Braker box was replaced in X-arm.
  • Heater control:
  • TMS:

Post O4a

  • Measurements of the DAC noise: Type-C.
  • Measurements on the sensor correction in SR2: Response from Terrence.
  • Optimization of the damping control in PRs: Measurements 2 days, Test 3 days.
  • IP control with the ACCs: One more test is necessary.
  • In-vacuum accelerometer for IOO: Leak test of the pod is planed.
  • Hight adjustments of Type-A in the cooling: Monitor from 9/8.
  • Temperature control for the Oplev: Prepare for IXC and EXC.
  • TM cooling: Schedule.
  • IM heater: Installation for IY in the week of 9/4.
  • Summary of cooling.

Discussion

VIS Meeting

Date: 2023/9/1 10:00-11:20

Participants: Takahashi, Sato, Mitsuhashi, Tanaka, Hirata, Aso

Summary Report

Type-A

  • Adjustment of the damping control for ITMX.

Type-B

Type-Bp

Type-C

  • Damping of the OMC suspension.
    • Test of the blade damper.
    • Design of the flexible pendulum damper.

Electronics

Control

R&D

  • TAMA-SAS experiment: Assembly of the Roberts Linkage.

Schedule

  • TAMA-SAS experiment.
  • Finalization of the OMC damper.

Toward O5

Discussion

Next meeting

  • 2023/9/8 10:00-

KAGRA/Subgroups/VIS/VISMinutes20230901 (last edited 2023-09-01 13:16:01 by RyutaroTakahashi)