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Editor: RyutaroTakahashi
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Date: 2022/11/25 13:00- Date: 2022/11/25 13:00-13:15
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Participants: Participants: Takahashi, Yokozawa, Uchiyama, Aso, Sato, Mitsuhashi, Ushiba, Miyoki, Akutsu, Ikeda, Hirata
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 * Type-B: Test of the vertical sensor correction.  * Type-B: Test of the vertical sensor correction. Modification of the MEDM screen.
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 * Type-C: Monitoring during the evacuation.  * Type-C: Monitoring of the OMMT1/2/OSTM suspensions during the evacuation.
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Date: 2022/11/25 13:30- Date: 2022/11/25 13:30-13:55
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Participants: Participants: Takahashi, Ushiba, Uchiyama, Fabian, Tanaka, Lucia, Mitsuhashi
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 * The drifts of GAS filters are large in EY. The F1 will saturate this weekend.
 * Implemented the modified blending filters to the IP controls.
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 * Fabián wrote a script for the inter-calibration of the seismometer on the ground and the F0 LVDT.
 * Lucia measured some TFs (from the seismometer to F0 LVDT) that can be used to calculate such a factor using the script.
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 * Monitored the OMMT1/2/OSTM suspensions during the pump down. All of OSEMs stay in the linear range.
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 * Some blocks were added to the MEDM screen for Type-B.
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 * Type-B:  * Type-B: Sensor correction for F0.
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 * Type-C:  * Type-C: Health check of the OMMT1/2/OSTM suspensions after the evacuation.
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* [Lucia] Blending filters

Contents

  1. Agenda/Minutes
  2. CRY+VIS Interface Meeting
    1. Status
    2. Other items
    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: 2022/11/25 13:00-13:15

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

Acceptance check document

Status

  • Type-A: Drift of F1 in EY.
  • Type-B: Test of the vertical sensor correction. Modification of the MEDM screen.
  • Type-Bp:
  • Type-C: Monitoring of the OMMT1/2/OSTM suspensions during the evacuation.

Other items

  • Replacement of cables: EXT remains.
  • Oplev:
  • ACC:
  • Commissioning:
  • Vacuum system: Pump down of the OMMT-OMC chambers. GV opening in EYT has not been scheduled yet.
  • Heater control:
  • TMS:

Discussion

VIS Meeting

Date: 2022/11/25 13:30-13:55

Participants: Takahashi, Ushiba, Uchiyama, Fabian, Tanaka, Lucia, Mitsuhashi

Summary Report

Type-A

  • The drifts of GAS filters are large in EY. The F1 will saturate this weekend.
  • Implemented the modified blending filters to the IP controls.

Type-B

  • Fabián wrote a script for the inter-calibration of the seismometer on the ground and the F0 LVDT.
  • Lucia measured some TFs (from the seismometer to F0 LVDT) that can be used to calculate such a factor using the script.

Type-Bp

Type-C

  • Monitored the OMMT1/2/OSTM suspensions during the pump down. All of OSEMs stay in the linear range.

Electronics

Control

  • Some blocks were added to the MEDM screen for Type-B.

Schedule

  • Type-A:
  • Type-B: Sensor correction for F0.
  • Type-Bp:
  • Type-C: Health check of the OMMT1/2/OSTM suspensions after the evacuation.

Safety

Discussion

* [Lucia] Blending filters

Travel Plans

(Date in Kamioka)

The week from 11/28

  • (F2F meeting: 11/30-12/1)
  • Hirata: 11/29-12/2

The week from 12/5

Next meeting

  • 2022/12/2(FRI) 13:30

KAGRA/Subgroups/VIS/VISMinutes20221125 (last edited 2022-11-25 14:00:52 by RyutaroTakahashi)