Differences between revisions 1 and 4 (spanning 3 versions)
⇤ ← Revision 1 as of 2023-09-21 09:59:40 →
Size: 2035
Editor: RyutaroTakahashi
Comment:
← Revision 4 as of 2023-09-22 12:52:56 → ⇥
Size: 2197
Editor: RyutaroTakahashi
Comment:
Deletions are marked like this. Additions are marked like this.
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 * Type-B: Measurement on the sensor corection in SR2.  * Type-B: Measurement on the sensor correction in SR2.
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 * Vacuum system:  * Vacuum system: Waiting for the GV opening in EX.
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 * In-vacuum accelerometer for IOO: Leak test of the pod is planed in early October.  * In-vacuum accelerometer for IOO: Leak test of the pod is planned in early October.
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Date: 2023/9/22 10:00- Date: 2023/9/22 10:00-10:45
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Participants: Participants: Takahashi, Tanaka, Sato, Ushiba, Hirata, Mitsuhashi
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 * Measurement on the sensor corection in SR2 by Terrence.  * Measurement on the sensor correction in SR2 by Terrence.
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 * Optimization of damping controls for PR3 and PRM.  * Optimization of damping controls for PR3 and PRM. The behavior of angular fluctuation should be checked as well in PR3.

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: 2023/9/22 13:00-

Participants:

Acceptance check document

Suspensions

  • Type-A: Height adjustment of ETMX. Offload in IX and EX.
  • Type-B: Measurement on the sensor correction in SR2.
  • Type-Bp: Test of damping control.
  • Type-C:

Other items

  • Oplev: Check of TM Oplev in EX.
  • ACC:
  • Commissioning:
  • Vacuum system: Waiting for the GV opening in EX.
  • Heater control:
  • TMS:

Post O4a

  • Measurements of the DAC noise: Type-C.
  • Measurements on the sensor correction in SR2: Performed by Terrence on 9/12.
  • Optimization of the damping control in PRs: Tested for PR3 and PRM on 9/12.
  • IP control with the ACCs: One more test is necessary.
  • In-vacuum accelerometer for IOO: Leak test of the pod is planned in early October.
  • Hight adjustments of Type-A in the cooling: Monitoring from 9/8.
  • Temperature control for the Oplev: Prepare for IXC and EXC.
  • TM cooling: Schedule.
  • IM heater:

Discussion

VIS Meeting

Date: 2023/9/22 10:00-10:45

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

Summary Report

Type-A

  • Height adjustment of ETMX.

Type-B

  • Measurement on the sensor correction in SR2 by Terrence.

Type-Bp

  • Optimization of damping controls for PR3 and PRM. The behavior of angular fluctuation should be checked as well in PR3.

Type-C

  • Damping of the OMC suspension.
    • Production of the blade damper.
    • Prototype test of the flexible pendulum damper.

Electronics

Control

R&D

  • TAMA-SAS experiment: TF measurement of IP+RL.

Schedule

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

Toward O5

Discussion

Next meeting

  • 2023/9/29 10:00-

KAGRA/Subgroups/VIS/VISMinutes20230922 (last edited 2023-09-22 13:34:15 by RyutaroTakahashi)