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⇤ ← Revision 1 as of 2022-11-10 11:15:57 →
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Editor: RyutaroTakahashi
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← Revision 8 as of 2022-11-11 13:52:57 → ⇥
Size: 2043
Editor: RyutaroTakahashi
Comment:
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Date: 2022/11/11 13:00- Date: 2022/11/11 13:00-13:20
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Participants: Participants: Takahashi, Mitsuhashi, Sato, Uchiyama, Ushiba, Ikeda
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 * Type-C: Trouble and recovery of the OSTM suspension.  * Type-C: Trouble and recovery of the OSTM suspension. Health check in the next week.
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Date: 2022/11/11 13:30- Date: 2022/11/11 13:30-13:40
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Participants: Participants: Takahashi, Uchiyama, Sato, Tanaka, Mitsuhashi, Hirata, Lucia
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 * The F0 in IY had a large drift, but it was recovered with room temperature control.
 * Test of the new IP blending with the Geophones and the LVDTs sensor correction in EY.
 * Check of the Sensor correction performance in EX, IX, and IY.
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 * During the adjustment of the OSTM suspension, two magnets (H2, H3) on the mirror dropped off. We made the in-situ gluing jig for the magnets and glued them successfully.
 * Finally the OSTM was aligned not using the picomotor but rotating the suspension frame in yaw.
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 * Sato:  * Sato: 11/15-18

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: 2022/11/11 13:00-13:20

Participants: Takahashi, Mitsuhashi, Sato, Uchiyama, Ushiba, Ikeda

Acceptance check document

Status

  • Type-A: Sensor correction in EY, EX, IX, IY. Drift of the F0 in IY. Update of the MN Pitch control in EY.
  • Type-B: Script to calculate the sensor correction.
  • Type-Bp:
  • Type-C: Trouble and recovery of the OSTM suspension. Health check in the next week.

Other items

  • Replacement of cables: EXT remains.
  • Oplev:
  • ACC:
  • Commissioning:
  • Vacuum system: GV opening in EYT after 11/15.
  • Heater control:
  • TMS:

Discussion

VIS Meeting

Date: 2022/11/11 13:30-13:40

Participants: Takahashi, Uchiyama, Sato, Tanaka, Mitsuhashi, Hirata, Lucia

Summary Report

Type-A

  • The F0 in IY had a large drift, but it was recovered with room temperature control.
  • Test of the new IP blending with the Geophones and the LVDTs sensor correction in EY.
  • Check of the Sensor correction performance in EX, IX, and IY.

Type-B

Type-Bp

Type-C

  • During the adjustment of the OSTM suspension, two magnets (H2, H3) on the mirror dropped off. We made the in-situ gluing jig for the magnets and glued them successfully.
  • Finally the OSTM was aligned not using the picomotor but rotating the suspension frame in yaw.

Electronics

Control

Schedule

  • Type-A:
  • Type-B:
  • Type-Bp:
  • Type-C: Finalization of the OMMT1/2/OSTM suspensions.

Safety

Discussion

Travel Plans

(Date in Kamioka)

The week from 11/14

  • Takahashi: 11/16-18
  • Hirata: 11/15-18
  • Sato: 11/15-18

The week from 11/21

  • Takahashi:
  • Sato :
  • Hirata:

Next meeting

  • 2022/11/18(FRI) 13:30

KAGRA/Subgroups/VIS/VISMinutes20221111 (last edited 2022-11-11 13:53:25 by RyutaroTakahashi)