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⇤ ← Revision 1 as of 2022-10-13 17:28:43 →
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Editor: RyutaroTakahashi
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← Revision 4 as of 2022-10-14 13:21:23 → ⇥
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Editor: RyutaroTakahashi
Comment:
Deletions are marked like this. Additions are marked like this.
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Date: 2022/10/14 13:00- Date: 2022/10/14 13:00-13:15
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Participants: Participants: Takahashi, Akutsu, Tomaru, Mitsuhashi, Ushiba, Uchiyama, Yokozawa, Aso, Miyoki, Hirata, Kimura, Ikeda
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 * Oplev:  * Oplev: Stabilization of the light source.
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 * Commissioning in vacuum: FPMI lock with low noise suspension controls.  * Commissioning: FPMI lock with low noise suspension controls.
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 * Vacuum system: Reak test in BS. Pump down of the TMSY from 10/12.  * Vacuum system: Reak test in BS was finished. Pump down of the TMSY was started on 10/12. Leak test in IMM, IFI, PRs, and TMSY in the next week.
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 * Offloaded the GAS filters in IX.
 * Testing the heater control in IY.
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 * Prototyping the geophone pre-amp.
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 * Sato: 10/18-21

Contents

  1. Agenda/Minutes
  2. CRY+VIS Interface Meeting
    1. Schedule
    2. Status
    3. Discussion
  3. VIS Meeting
    1. Summary Report
      1. Type-A
      2. Type-B
      3. Type-Bp
      4. Type-C
      5. Electronics
      6. Control
    2. Schedule
    3. Safety
    4. Discussion
    5. Travel Plans
    6. Next meeting

Agenda/Minutes

Zoom Meeting

CRY+VIS Interface Meeting

Date: 2022/10/14 13:00-13:15

Participants: Takahashi, Akutsu, Tomaru, Mitsuhashi, Ushiba, Uchiyama, Yokozawa, Aso, Miyoki, Hirata, Kimura, Ikeda

Post O3 Upgrade portal

Schedule

  • Type-A: Offload of the GAS filters in IX. Test of the heater control in IY.
  • Type-B: Diagonalization of the IP in BS/SR2. Sensor correction in BS.
  • Type-Bp:
  • Type-C:

Status

  • Replacement of cables: EXT remains.
  • Oplev: Stabilization of the light source.
  • ACC: Evaluation.
  • Commissioning: FPMI lock with low noise suspension controls.

  • Acceptance check: DropboxPaper

  • Vacuum system: Reak test in BS was finished. Pump down of the TMSY was started on 10/12. Leak test in IMM, IFI, PRs, and TMSY in the next week.
  • Heater control: Test in IY.
  • TMS: Evacuation of TMSY.

Discussion

VIS Meeting

Date: 2022/10/14 14:00-

Participants:

Summary Report

Type-A

  • Offloaded the GAS filters in IX.
  • Testing the heater control in IY.

Type-B

Type-Bp

Type-C

Electronics

  • Prototyping the geophone pre-amp.

Control

Schedule

  • Type-A: Investigation of ACCs.
  • Type-B: IP control.
  • Type-Bp:
  • Type-C:

Safety

Discussion

Travel Plans

(Date in Kamioka)

The week from 10/17

  • Takahashi: 10/17-19
  • Hirata:
  • Sato: 10/18-21

The week from 10/24

  • Takahashi:
  • Hirata:
  • Sato:

Next meeting

  • 2022/10/21(FRI)

KAGRA/Subgroups/VIS/VISMinutes20221014 (last edited 2022-10-14 14:51:54 by RyutaroTakahashi)