Differences between revisions 1 and 8 (spanning 7 versions)
⇤ ← Revision 1 as of 2016-08-30 08:57:40 →
Size: 1602
Editor: YoichiAso
Comment:
← Revision 8 as of 2016-09-02 12:53:41 → ⇥
Size: 4328
Editor: AyakaShoda
Comment:
Deletions are marked like this. Additions are marked like this.
Line 7: Line 7:
Schedule Chart ([[https://www.dropbox.com/s/g1t88ygow3iub84/VIS%20Overall%20Schedule-20160817.pdf?dl=0|PDF]],[[https://www.dropbox.com/s/nn349ssjnu8aegh/VIS%20Overall%20Schedule-20160817.mpp?dl=0|MPP]]) Schedule Chart ([[https://www.dropbox.com/s/v2x7j3w22a6akjk/VIS%20Overall%20Schedule-20160831.pdf?dl=0|PDF]],[[https://www.dropbox.com/s/mecu9tgoua7jutt/VIS%20Overall%20Schedule-20160831.mpp?dl=0|MPP]])
Line 10: Line 10:
 * Put a report here  * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/VIS/TypeA|Minutes of Type-A Meeting]]
 * Top chamber: Installation and leak test will be postponed to January due to delay of cooling test of the cryostat.
 * EQ stop, release sensor, dummy payload: Procurement is in the bidding process. Open bidding is on 13th September.
 * BF damper: Assembling the LVDT prototype.
 * Maraging wire: Stress concentration around the head was pointed out by CRY. Now investigationg.
Line 16: Line 20:
 * Put a report here * Type-Bp modification
 * Saito-san made some updates around the LVDT coils. Shoda is implimenting them into the 3D CAD model.
 * Obuchi-san provided the result of the structure analysis. Shoda will gather the information and write the design document.
 * Saito-san is asking the cost estimate to Techno-port and still waiting for the reply.
  We asked him to ask the cost estimate to another company.
 * Shoda is preparing the specification sheets for the ordering.
 * We are planing to have the final design reciew from 12 - 14th September.

* Additional ordering for PRs.
 * additional masses for IM: Hirata-san made the drawing.
 * additional masses for BF: Shoda is making the model.
 * IM flags: Hirata-san will make the drawing for the additional machinig.
 * TM flags: Discussion is ongoing with Aso-san, Mark, and Hirata-san. (Old design parts will be ordered together with BF modification parts just in case.)
 * 1st wire breakers: will be ordered with BF modification parts
 * 2nd wire breakers: will be ordered with BF modification parts
 * the correts for the hexagon cable clamps: the CAD model of the maraging rod is wrong. Re-design will be done by Hirata-san.
 * maraging rods for BFRM: will be ordered with Type-A maraging rods.
 * signal cables: will be ordered with Type-A.
 * BF EQ stop ring: will be ordered together with the assembly frame.

* Assembly frame
 * Design is almost fixed: shown via Seevogh

* Optical bench
 * Installation jigs: shown via Seevogh
 * Adapters: shown via Seevogh
 * wires: shown via Seevogh (the hook analysis is necessary?)
 * missing hooks: shown via Seevogh
 * Shoda is preparing the specification sheets for the ordering (together with the assembly frame).

* Washing
 * EQ stop: 3sets are in Akeno, un-washed. Takahashi-san will order the washing.
 * OB-IM, OB-MD: 3sets are not ordered yet. Takahashi-san will order them.

* Bottom filter weight
 * The thickness of the top plate of the cup is different from the design. (12mm -> 11mm)

* Mirror preparation
 * Hirose-san and Shoda are preparing jigs for the flag detaching. [[|Catoon]]

* '''A/I'''
 * Prepare for the final design review. (Shoda)
 * Make the design document (Shoda, Fujii)
 * Ordering preparation (Shoda)
 * Design work around flags (Hirata, Mark)
 
Line 22: Line 71:
 * Put a report here  * Progress report(For Power circuit re-design)[[http://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0056/E1605619/001/Project_Power_pert_Re-design160902.pdf |PDF ]]
Line 28: Line 77:
 * Installation order for Type-B and Type-Bp
  * BS(1-3) -> SR3(3-7) -> SR2(7-11) -> SRM (11-)
  * PR3 (12-3) -> PRM(3-5) -> PR2(5-7)
  * We need to coordinate the BS area usage with PI assembly work and the transportation of the assembly frame.
  * Aso, Mark, Takahashi will discuss it F2F.		  * Insufficient strength of the maraging rods ?
 * Local sensor to monitor the TM motion during assembly
Line 38: Line 84:
 * Thu: F2F
 * Fri: F2F		  * Thu: BS test hanging (Mark, Fabian, Zhao)
 * Fri: BS test hanging (Mark, Fabian, Zhao)
Line 42: Line 88:
 * Travel (Week of 8/22):
  * Takahashi:25 - 27
  * Shoda:22 - 27
  * Mark: 22 - 27
  * Fabian: 22 or 23 - 27
  * Okutomi: 25 - 27		  * Travel (Week of 9/5):
  * Takahashi:
  * Shoda:
  * Mark: 5 - 8
  * Fabian: 5 - 8
  * Okutomi:
Line 54: Line 100:
 * Travel (Week of 8/29):  * Travel (Week of 9/12):
Line 57: Line 103:
  * Mark: 29 - 9/2
  * Fabian: 29 - 9/2		   * Mark: 12 - 15
  * Fabian: 12 - 15
Line 67: Line 113:
2016/9/2(Fri) 13:30 -

Next F2F 2016/9/9		 2016/9/9(Fri) 13:30 - in Mitaka

Agenda/Minutes of the VIS Meeting on 2016/9/2

2016/9/2 13:30 - @ Room 210

Participants:

Progress report

Schedule Chart (PDF,MPP)

Type-A (Takahashi)

  • Minutes of Type-A Meeting

  • Top chamber: Installation and leak test will be postponed to January due to delay of cooling test of the cryostat.
  • EQ stop, release sensor, dummy payload: Procurement is in the bidding process. Open bidding is on 13th September.
  • BF damper: Assembling the LVDT prototype.
  • Maraging wire: Stress concentration around the head was pointed out by CRY. Now investigationg.

Type-B (Mark)

  • Put a report her

Type-Bp (Shoda)

* Type-Bp modification

  • Saito-san made some updates around the LVDT coils. Shoda is implimenting them into the 3D CAD model.
  • Obuchi-san provided the result of the structure analysis. Shoda will gather the information and write the design document.
  • Saito-san is asking the cost estimate to Techno-port and still waiting for the reply.
    • We asked him to ask the cost estimate to another company.
  • Shoda is preparing the specification sheets for the ordering.
  • We are planing to have the final design reciew from 12 - 14th September.

* Additional ordering for PRs.

  • additional masses for IM: Hirata-san made the drawing.
  • additional masses for BF: Shoda is making the model.
  • IM flags: Hirata-san will make the drawing for the additional machinig.
  • TM flags: Discussion is ongoing with Aso-san, Mark, and Hirata-san. (Old design parts will be ordered together with BF modification parts just in case.)
  • 1st wire breakers: will be ordered with BF modification parts
  • 2nd wire breakers: will be ordered with BF modification parts
  • the correts for the hexagon cable clamps: the CAD model of the maraging rod is wrong. Re-design will be done by Hirata-san.
  • maraging rods for BFRM: will be ordered with Type-A maraging rods.
  • signal cables: will be ordered with Type-A.
  • BF EQ stop ring: will be ordered together with the assembly frame.

* Assembly frame

  • Design is almost fixed: shown via Seevogh

* Optical bench

  • Installation jigs: shown via Seevogh
  • Adapters: shown via Seevogh
  • wires: shown via Seevogh (the hook analysis is necessary?)
  • missing hooks: shown via Seevogh
  • Shoda is preparing the specification sheets for the ordering (together with the assembly frame).

* Washing

  • EQ stop: 3sets are in Akeno, un-washed. Takahashi-san will order the washing.
  • OB-IM, OB-MD: 3sets are not ordered yet. Takahashi-san will order them.

* Bottom filter weight

  • The thickness of the top plate of the cup is different from the design. (12mm -> 11mm)

* Mirror preparation

  • Hirose-san and Shoda are preparing jigs for the flag detaching. [[|Catoon]]

* A/I

  • Prepare for the final design review. (Shoda)
  • Make the design document (Shoda, Fujii)
  • Ordering preparation (Shoda)
  • Design work around flags (Hirata, Mark)

IMMT (Ohishi)

  • Put a report here

Watchdog system (Tanaka)

  • Progress report(For Power circuit re-design)PDF

Safety

  • Any issue ?

Discussion

  • Insufficient strength of the maraging rods ?
  • Local sensor to monitor the TM motion during assembly

Site work plan for the next week

  • Mon: BS test hanging (Mark, Fabian, Zhao)
  • Tue: BS test hanging (Mark, Fabian, Zhao)
  • Wed: BS test hanging (Mark, Fabian, Zhao)
  • Thu: BS test hanging (Mark, Fabian, Zhao)
  • Fri: BS test hanging (Mark, Fabian, Zhao)

Travel Plans

  • Travel (Week of 9/5):
    • Takahashi:
    • Shoda:
    • Mark: 5 - 8
    • Fabian: 5 - 8
    • Okutomi:
    • Fujii:
    • Ishizaki:
    • Hirata:
    • Sato:
    • Ohishi:
  • Travel (Week of 9/12):
    • Takahashi:
    • Shoda:
    • Mark: 12 - 15
    • Fabian: 12 - 15
    • Okutomi:
    • Fujii:
    • Ishizaki:
    • Hirata:
    • Sato:
    • Ohishi:

Next meeting

2016/9/9(Fri) 13:30 - in Mitaka

KAGRA/Subgroups/VIS/VISMinutes20160902 (last edited 2016-09-02 16:15:00 by YoichiAso)