Differences between revisions 3 and 4
⇤ ← Revision 3 as of 2026-06-05 08:46:33 →
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Editor: RyutaroTakahashi
Comment:
← Revision 4 as of 2026-06-05 10:56:35 → ⇥
Size: 1567
Editor: RyutaroTakahashi
Comment:
Deletions are marked like this. Additions are marked like this.
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Participants: Participants: Aso, Ushiba, Yokozawa, Akutsu, Sato, Takahashi
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  * TM: [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=36870|Hierarchical control]], [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=37027|OL damp]]    * TM: [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=36870|Hierarchical control]], [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=37027|OL damp]]
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  * IRM damper: Design the servo filter.
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  * Start the preparation for the DGS.
  * Check the stock of the LVDT drivers.

Contents

  1. VIS Meeting
    1. Topics
      1. Type-A
      2. Type-B/Bp
      3. Type-C
      4. R&D
    2. Discussion
    3. Next meeting

VIS Meeting

Date: 2026/6/5 10:00-

Zoom

Participants: Aso, Ushiba, Yokozawa, Akutsu, Sato, Takahashi

Topics

Type-A

Type-B/Bp

Type-C

  • Active isolation table for OMC. (Notion page)

    • Maraging steel was delivered.
    • Considering the bottom structure to support the baseplate with the cone bellows on the jack.
    • Start the preparation for the DGS.
    • Check the stock of the LVDT drivers.
  • Small Type-C suspensions with mini-GAS.
    • Application for the present MC suspensions should be considered.

R&D

  • Development of a hybrid low-frequency vibration isolation system.
  • Modification of the Type-A tower toward O6.

Discussion

Next meeting

  • 2026/6/19 10:00-

KAGRA/Subgroups/VIS/VISMinutes20260605 (last edited 2026-06-05 10:56:35 by RyutaroTakahashi)