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 * Activity report for weeks of 12/26 and 1/2

  * Hirata-san:
   * Modified parts list and screw list for payload.
   * Sent lists to i-ject and asked for preliminary quotes.
   * Made drawings for some jigs (PR hold-down jig) and some parts for payload (PR/SR wire clamps with disposable jaw pieces - improved version with disposable pieces in both primary and secondary clamps).
   * For Type Bp:
    * Searched for PR gluing jigs.
    * Washed and assembled recoilmass base for mirror hanging jigs, and sent them to Kamioka.
    * Washed additional masses for IM and sent them to Kamioka.
   * For others:
    * Washed IMMT plate and sent them to Kamioka.
  * Fabian
   * Designed a pull down system to fix the PR IM to the EQ stop (similar to the SR one).
   * Worked on design of the SR assembly frame. As hoped, the SR version can be almost identical to the BS version.
   * Worked on design of additional trim mass (≈18 kg) for the BS BF.
   * Checked assembly PR/SR drawings. There were a few corrections/changes.
   * Checked fastener list. There were few corrections/changes.
   * Checked component list for the manufacture order. There were few corrections/changes.
   * Helped in searching for the PR gluing jigs.
  * Mark
   * Started design of SR assembly frame (but then passed it to Fabian).
   * Worked on task lists and schedule.
 * Plan for 1/10-13
  * Mark and Fabian at Kamioka:
   * Finish rebalance of IM
   * Reinstall IRM, adjust OSEMs
   * Replace broken Type 3 cable.
   * Do TFs from IRM OSEMs to IRM and IM OSEMs.
   * Cable up and test BF LVDT and fishing rod (time permitting).
   * Disconnect BF and ship back to Mitaka (time permitting).
  * Hirata-san:
   * More SR procurement.
 * Hirata-san:
  * Made cables for LVDT.
  * Made drawings for new wire clamps.
  * Asked ATC for manufacturing parts.(and modified drawings.)
  * Asked quotes for SDC coating for hooks.
  * Sent packing tools for BF.
  * Talked with i-ject about quotes for payload.
 * Mark and Fabian at Kamioka (plus Enzo for 2 days):
  * Finished rebalance of IM
  * Reinstalled IRM, adjusted OSEMs
  * Replaced broken Type 3 cable on IM-H1 OSEM.
  * Fixed issues with k1visbs real-time model.
  * Started TFs from IRM OSEMs to IRM and IM OSEMs.

Scraps of text for incorporation in the VIS Meeting Minutes

KAGRA/Subgroups/VIS/MeetingNAOJ

  • Hirata-san:
    • Made cables for LVDT.
    • Made drawings for new wire clamps.
    • Asked ATC for manufacturing parts.(and modified drawings.)
    • Asked quotes for SDC coating for hooks.
    • Sent packing tools for BF.
    • Talked with i-ject about quotes for payload.
  • Mark and Fabian at Kamioka (plus Enzo for 2 days):
    • Finished rebalance of IM
    • Reinstalled IRM, adjusted OSEMs
    • Replaced broken Type 3 cable on IM-H1 OSEM.
    • Fixed issues with k1visbs real-time model.
    • Started TFs from IRM OSEMs to IRM and IM OSEMs.

KAGRA/Subgroups/VIS/TypeB/Minutes (last edited 2022-07-29 13:18:56 by fabian.arellano)