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⇤ ← Revision 2 as of 2021-11-18 22:25:09 →
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Editor: RyutaroTakahashi
Comment:
← Revision 3 as of 2021-11-19 12:41:51 → ⇥
Size: 2007
Editor: RyutaroTakahashi
Comment:
Deletions are marked like this. Additions are marked like this.
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 * Recovered the F0 FR stuck in EX.
 * Confirmed the LVDT coefficients of GAS filters (BF, F3, F1) in EX.
 * Recalibrated the BF LVDT in IY.
 * Started the assembly of accelerometers in EY.
 * Replaced the flip cables.
 * Replaced the coil drivers for BFV from LPCD to HPCD in IY and EY.
 * Transported the accelerometers to EX.

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: 2021/11/19 13:00-

Participants:

Post O3 Upgrade portal

Schedule

  • IX: GRX.
  • EX: GRX. F0 FR. GAS LVDT coefficients.
  • IY: BF LVDT calibration.
  • EY: Replacement of flip cables. Preparation for ACCs.

Status

  • Replacement of Flip cable: EY on 11/17.
  • TM height setting: ITMY.
  • Oplev: Setup of the TM Oplev in IY after the height adjustment.
  • ACC: Installation to EX is scheduled on 11/24-25. Assembly for EY is on going. Actuator coil of H1 ACC was replaced
  • Commissioning in air: GRX.
  • Commissioning in vacuum:
  • Overall commissioning:
  • Acceptance check:
  • PF actuator: At the in-vacuum commissioning.
  • New vacuum pumps for V-chambers: 11/24-25 in IXV.
  • Heater control:
  • Power source for Oplev:

Discussion

VIS Meeting

Date: 2021/11/19 14:00-

Participants:

Summary Report

Type-A

  • Recovered the F0 FR stuck in EX.
  • Confirmed the LVDT coefficients of GAS filters (BF, F3, F1) in EX.
  • Recalibrated the BF LVDT in IY.
  • Started the assembly of accelerometers in EY.
  • Replaced the flip cables.
  • Replaced the coil drivers for BFV from LPCD to HPCD in IY and EY.
  • Transported the accelerometers to EX.

Type-B

Type-Bp

Type-C

Electronics

Control

Schedule

See Schedule

  • Type-A team: Installtion of ACCs to EX.
  • Type-B team:

Safety

Discussion

Travel Plans

(Date in Kamioka)

The week from 11/22

  • Takahashi: 11/24-26
  • Sato: 11/24-26
  • Hirata: 11/24-26

The week from 11/29

  • Takahashi: 11/29-12/3
  • Sato: 11/29-12/3
  • Hirata: 11/29-12/3

Next meeting

  • 2021/11/26(FRI)

KAGRA/Subgroups/VIS/VISMinutes20211119 (last edited 2021-11-19 16:09:22 by RyutaroTakahashi)