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Describe KAGRA/Subgroups/VIS/VISMinutes20210205 here. <<TableOfContents(3)>>
= Activities in this week =
'''Friday'''
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15864|15864]], VIS/IX, '''takafumi.ushiba''', Comment to Cabling for cryo-payload (Click here to view original report: 15860)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15866|15866]], VIS/IX, '''ryutaro.takahashi''', Comment to Cabling for cryo-payload (Click here to view original report: 15860)
'''Sunday'''
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15868|15868]], VIS/General, '''kouseki.miyo''', Some suspensions are not SAFE.
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15869|15869]], VIS/PR3, '''fabian.arellano''', Comment to Gluing the mirror wire. (Click here to view original report: 15844)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15871|15871]], VIS/General, '''kouseki.miyo''', ISOLATED state is available with only LVDTs not blended sensors.
'''Monday'''
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15872|15872]], VIS/OMM, '''ryutaro.takahashi''', Comment to Modification of ACCs (Click here to view original report: 15617)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15873|15873]], VIS/General, '''kouseki.miyo''', Comment to Relay Switch of Stepper Motor Driver (Click here to view original report: 15847)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15875|15875]], VIS/PR3, '''fabian.arellano''', Comment to Gluing the mirror wire. (Click here to view original report: 15844)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15876|15876]], VIS/PR2, '''satoru.ikeda''', Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15877|15877]], VIS/General, '''satoru.ikeda''', Comment to We investigated the network connection. (Click here to view original report: 15737)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15878|15878]], CRY/Cryo-payload EX, '''takafumi.ushiba''', EX payload upgrade
'''Tuesday'''
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15880|15880]], VIS/PR2, '''satoru.ikeda''', Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15881|15881]], PEM/Center, '''takaaki.yokozawa''', IXC
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15882|15882]], VIS/PR2, '''satoru.ikeda''', Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15883|15883]], CRY/Cryostat IY, '''takayuki.tomaru''', IYC test (temperature & frosting)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15884|15884]], CRY/Cryostat IY, '''rishabh.bajpai''', Vibration Analysis
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15886|15886]], VIS/PR3, '''satoru.ikeda''', Driveable range of the PR3 GAS SF stepper motor
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15888|15888]], VIS/General, '''kouseki.miyo''', All payload models are in PAYLOAD_MASTER.mdl
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15885|15885]], VIS/PR3, '''fabian.arellano''', Comment to Gluing the mirror wire. (Click here to view original report: 15844)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15889|15889]], VIS/PR3, '''fabian.arellano''', Traverser motor test and cabling.
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15890|15890]], VIS/PR3, '''satoru.ikeda''', Comment to Traverser motor test and cabling. (Click here to view original report: 15889)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15891|15891]], VIS/EY, '''ryutaro.takahashi''', Setup of F3
'''Wednesday'''
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15893|15893]], VIS/EY, '''kouseki.miyo''', Comment to Setup of F3 (Click here to view original report: 15891)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15894|15894]], VIS/EY, '''kouseki.miyo''', Comment to Setup of F3 (Click here to view original report: 15891)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15905|15905]], PEM/General, '''tatsuki.washimi''', Bird watching (Ondotori maintenance) 2021
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15906|15906]], VIS/EY, '''kouseki.miyo''', Comment to Setup of F3 (Click here to view original report: 15891)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15908|15908]], CRY/Cryo-payload EX, '''takafumi.ushiba''', Comment to EX payload upgrade (Click here to view original report: 15878)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15911|15911]], VIS/PR3, '''satoru.ikeda''', Comment to Traverser motor test and cabling. (Click here to view original report: 15889)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15910|15910]], VIS/EY, '''kouseki.miyo''', TF measurement for F3 GAS filter
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15912|15912]], VIS/EY, '''kouseki.miyo''', Comment to Setup of F3 (Click here to view original report: 15891)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15913|15913]], CRY/Cryostat IY, '''takayuki.tomaru''', IYC cooler no.3
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15916|15916]], IOO/IMC, '''tomotada.akutsu''', Pre-inspection of the suspension structures for MCi
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15917|15917]], IOO/IMC, '''tomotada.akutsu''', Turned off the power supply to the tilt-sensor laser
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15918|15918]], VIS/EY, '''ryutaro.takahashi''', Comment to Setup of F3 (Click here to view original report: 15891)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15919|15919]], VIS/EY, '''ryutaro.takahashi''', Setup of BF
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15920|15920]], VIS/PR3, '''satoru.ikeda''', Comment to Traverser motor test and cabling. (Click here to view original report: 15889)
 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=15921|15921]], VIS/SR3, '''fabian.arellano''', Oplev installation.

= Agenda/Minutes on 2021/2/5 =
[[https://zoom.us/j/203743987|Zoom Meeting]]

= CRY+VIS Interface Meeting =
13:30-

Participants:

[[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Upgrades/PostO3Upgrades|Post O3 Upgrade portal]]

Copy from previous meeting
 * Schedule for IX: Connection is scheduled in the week of 2/8. Do you work on 2/11?
 * Schedule for IY: Disconnection is scheduled on 3/11.
 * Schedule for EX: Connection is scheduled in the week of 3/15.
 * Corrugate tube fixing jig: Re-measurement is planed in 2/26-3/1 at IYV.
 * Commissioning in vacuum: Two phased commissioning will be tried in IX at beginning. After that, one phase is default.
 * Acceptance check: Cryo-payload in IX and Type-A tower in EY are on going.
 * Jig for FC painting: Under manufacturing.
 * PF actuator: by the end of January.
 
= VIS Meeting =
14:00-

Participants:

== Progress report ==
=== General ===
=== Type-A ===
 * Finished assembly of the ACCs and the geophone pods in IX.
 * Setup the F3: Calibration of the LVDT, Measurement of the FR range, Tuning of filter, Measurement of the TFs, Cabling around the F3.
 * Lifted down the EQ stop into the corrugate tube. The F3 stage sit down the frame lock.

=== Type-B ===
=== Type-Bp ===
=== Type-C ===
 * Remedy of cabling for the actuator coils in the IMC suspensions is required.

=== Controls ===
=== Electronics ===

== Towards O4 ==
 * Type-B/Bp remedy work is on going.
 * Installation of Type-A is on going in EY.
 * Schedule.
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11475|Chart]]
 * Procedure documents.
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5500|Type-A tower installation]]
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11598|Limit switches]]
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11520|Limit switch connecting guide]]
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11978|Replacement of TF blades]]
  * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11878|Wire gluing in PR3]]
  * [[https://onedrive.live.com/?authkey=!AOLVVVKJ_Zpn-2c&cid=1447B05D5B571A84&id=1447B05D5B571A84!26691&parId=1447B05D5B571A84!26683&o=OneUp|Type-B remedying work]]
 * Criteria in the acceptance test.
  * [[https://www.dropbox.com/s/6bv15yy6hg0wn40/Acceptance%20Test%20Documentation.docx?dl=0|Inspection document (sample)]]

== Safety ==
== Discussion ==
== Travel Plans ==
The week from 2/8

 * Takahashi: 2/8-12
 * Sato: 2/8-12
 * Hirata: 2/8-12
 * Yano: 2/8-12

The week from 2/15

 * Takahashi: 2/15-19
 * Sato: 2/15-19
 * Hirata: 2/15-19
 * Yano: 2/15-19

== Next meeting ==
 * On 2020/2/12(Fri)

Contents

  1. Activities in this week
  2. Agenda/Minutes on 2021/2/5
  3. CRY+VIS Interface Meeting
  4. VIS Meeting
    1. Progress report
      1. General
      2. Type-A
      3. Type-B
      4. Type-Bp
      5. Type-C
      6. Controls
      7. Electronics
    2. Towards O4
    3. Safety
    4. Discussion
    5. Travel Plans
    6. Next meeting

Activities in this week

Friday

  • 15864, VIS/IX, takafumi.ushiba, Comment to Cabling for cryo-payload (Click here to view original report: 15860)

  • 15866, VIS/IX, ryutaro.takahashi, Comment to Cabling for cryo-payload (Click here to view original report: 15860)

Sunday

  • 15868, VIS/General, kouseki.miyo, Some suspensions are not SAFE.

  • 15869, VIS/PR3, fabian.arellano, Comment to Gluing the mirror wire. (Click here to view original report: 15844)

  • 15871, VIS/General, kouseki.miyo, ISOLATED state is available with only LVDTs not blended sensors.

Monday

  • 15872, VIS/OMM, ryutaro.takahashi, Comment to Modification of ACCs (Click here to view original report: 15617)

  • 15873, VIS/General, kouseki.miyo, Comment to Relay Switch of Stepper Motor Driver (Click here to view original report: 15847)

  • 15875, VIS/PR3, fabian.arellano, Comment to Gluing the mirror wire. (Click here to view original report: 15844)

  • 15876, VIS/PR2, satoru.ikeda, Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)

  • 15877, VIS/General, satoru.ikeda, Comment to We investigated the network connection. (Click here to view original report: 15737)

  • 15878, CRY/Cryo-payload EX, takafumi.ushiba, EX payload upgrade

Tuesday

  • 15880, VIS/PR2, satoru.ikeda, Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)

  • 15881, PEM/Center, takaaki.yokozawa, IXC

  • 15882, VIS/PR2, satoru.ikeda, Comment to The PR2-SF's stepper motor has stalled. (Click here to view original report: 15857)

  • 15883, CRY/Cryostat IY, takayuki.tomaru, IYC test (temperature & frosting)

  • 15884, CRY/Cryostat IY, rishabh.bajpai, Vibration Analysis

  • 15886, VIS/PR3, satoru.ikeda, Driveable range of the PR3 GAS SF stepper motor

  • 15888, VIS/General, kouseki.miyo, All payload models are in PAYLOAD_MASTER.mdl

  • 15885, VIS/PR3, fabian.arellano, Comment to Gluing the mirror wire. (Click here to view original report: 15844)

  • 15889, VIS/PR3, fabian.arellano, Traverser motor test and cabling.

  • 15890, VIS/PR3, satoru.ikeda, Comment to Traverser motor test and cabling. (Click here to view original report: 15889)

  • 15891, VIS/EY, ryutaro.takahashi, Setup of F3

Wednesday

  • 15893, VIS/EY, kouseki.miyo, Comment to Setup of F3 (Click here to view original report: 15891)

  • 15894, VIS/EY, kouseki.miyo, Comment to Setup of F3 (Click here to view original report: 15891)

  • 15905, PEM/General, tatsuki.washimi, Bird watching (Ondotori maintenance) 2021

  • 15906, VIS/EY, kouseki.miyo, Comment to Setup of F3 (Click here to view original report: 15891)

  • 15908, CRY/Cryo-payload EX, takafumi.ushiba, Comment to EX payload upgrade (Click here to view original report: 15878)

  • 15911, VIS/PR3, satoru.ikeda, Comment to Traverser motor test and cabling. (Click here to view original report: 15889)

  • 15910, VIS/EY, kouseki.miyo, TF measurement for F3 GAS filter

  • 15912, VIS/EY, kouseki.miyo, Comment to Setup of F3 (Click here to view original report: 15891)

  • 15913, CRY/Cryostat IY, takayuki.tomaru, IYC cooler no.3

  • 15916, IOO/IMC, tomotada.akutsu, Pre-inspection of the suspension structures for MCi

  • 15917, IOO/IMC, tomotada.akutsu, Turned off the power supply to the tilt-sensor laser

  • 15918, VIS/EY, ryutaro.takahashi, Comment to Setup of F3 (Click here to view original report: 15891)

  • 15919, VIS/EY, ryutaro.takahashi, Setup of BF

  • 15920, VIS/PR3, satoru.ikeda, Comment to Traverser motor test and cabling. (Click here to view original report: 15889)

  • 15921, VIS/SR3, fabian.arellano, Oplev installation.

Agenda/Minutes on 2021/2/5

Zoom Meeting

CRY+VIS Interface Meeting

13:30-

Participants:

Post O3 Upgrade portal

Copy from previous meeting

  • Schedule for IX: Connection is scheduled in the week of 2/8. Do you work on 2/11?
  • Schedule for IY: Disconnection is scheduled on 3/11.
  • Schedule for EX: Connection is scheduled in the week of 3/15.
  • Corrugate tube fixing jig: Re-measurement is planed in 2/26-3/1 at IYV.
  • Commissioning in vacuum: Two phased commissioning will be tried in IX at beginning. After that, one phase is default.
  • Acceptance check: Cryo-payload in IX and Type-A tower in EY are on going.
  • Jig for FC painting: Under manufacturing.
  • PF actuator: by the end of January.

VIS Meeting

14:00-

Participants:

Progress report

General

Type-A

  • Finished assembly of the ACCs and the geophone pods in IX.
  • Setup the F3: Calibration of the LVDT, Measurement of the FR range, Tuning of filter, Measurement of the TFs, Cabling around the F3.
  • Lifted down the EQ stop into the corrugate tube. The F3 stage sit down the frame lock.

Type-B

Type-Bp

Type-C

  • Remedy of cabling for the actuator coils in the IMC suspensions is required.

Controls

Electronics

Towards O4

Safety

Discussion

Travel Plans

The week from 2/8

  • Takahashi: 2/8-12
  • Sato: 2/8-12
  • Hirata: 2/8-12
  • Yano: 2/8-12

The week from 2/15

  • Takahashi: 2/15-19
  • Sato: 2/15-19
  • Hirata: 2/15-19
  • Yano: 2/15-19

Next meeting

  • On 2020/2/12(Fri)

KAGRA/Subgroups/VIS/VISMinutes20210205 (last edited 2021-02-11 21:23:44 by RyutaroTakahashi)