Differences between revisions 7 and 8
⇤ ← Revision 7 as of 2023-02-17 10:23:56 →
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Editor: RyutaroTakahashi
Comment:
← Revision 8 as of 2023-02-17 12:54:22 → ⇥
Size: 1668
Editor: RyutaroTakahashi
Comment:
Deletions are marked like this. Additions are marked like this.
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 * Replacement of the coil driver for ACCs in EY was postponed. A strange peak in the yaw signal of ACC only is observed at 0.02Hz ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=23854|klog]]).  * Replacement of the coil driver for ACCs in EY was postponed. A strange peak in the signal of ACC only is observed at 0.02Hz ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=23854|klog]]).

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: 2023/2/17 13:00-

Participants:

Acceptance check document

Status

  • Type-A: Investigation of ACCs in EY.
  • Type-B:
  • Type-Bp: Sensor correction in PR3.
  • Type-C:

Other items

  • Oplev:
  • ACC: Replacement of the coil driver in EY was postponed.
  • Commissioning:
  • Vacuum system: Switching from the TMP to the ISP in OMMT/OMC.
  • Heater control:
  • TMS: Covering in TMSY on 2-3 March.

Discussion

VIS Meeting

Date: 2023/2/17 13:30-

Participants:

Summary Report

Type-A

  • Replacement of the coil driver for ACCs in EY was postponed. A strange peak in the signal of ACC only is observed at 0.02Hz (klog).

Type-B

Type-Bp

Type-C

Electronics

  • Tested a prototype pre-amp board for geophones using the spare geophone pod and the geophone distributor. The prototype board had the noise floor higher than the Nikhef one by one order at 1Hz (klog).

Control

Schedule

  • Type-A: IP control with ACCs.
  • Type-B/Bp: Sensor correction for PR3 and PR2.
  • Type-C:

Safety

Discussion

Travel Plans

(Date in Kamioka)

The week from 2/20

  • Hirata: 2/22

The week from 2/27

  • Aso: 2/27-28

Next meeting

  • 2023/2/24(FRI) 13:30-

KAGRA/Subgroups/VIS/VISMinutes20230217 (last edited 2023-02-19 14:21:05 by RyutaroTakahashi)