VIS Meeting on 2015/12/4

2015/12/4 13:30 -

Room 210 + SeeVogh(?)

Participants:

Schedule

Schedule status (Aso)
- Latest schedule chart

PR

Test Hanging Status (Takahashi)
- LVDT driver
- Picomotor connection
- Fishing rod motor
PR2 preparation (Mark, Fabian)
A cable clamp to be attached to the suspension rod has a wrong size collet. Fabian will bring the proper collets from Mitaka. -> status ?
Payload weight issue
- BF load check at the ATC
Digital system (Okutomi, Fujii)
Traverser actuation check (Shoda)
Traverser stop mechanism (Shoda)
- Procurement status (Takahashi)
Clean work procedure
- Particle count record (Shoda)
- Where to put the floor coach filters for PR2 and PR3 work
PR CAD model and assembly drawings (Hirata)
- Need to give the rotation angle of the traverser top plate (Aso)
Cable status (Takahashi)
- Made a cable list -> Put a link to the excel file on Wiki. Takahashi will improve the table. -> Status
Call for shift for cable checking (Takahashi)
Call for shift for assembly help (Takahashi)
PR2 gluing schedule (Tatsumi)
- Discussion with Hirose-san (Aso)
- Transportation schedule
  - Bring PR3 also ?
  - Bring the original containers of PR3 and the spare mirror ?
Production of additional PR winches (Akutsu)
RM compensation mass
- Design status (Fabian): Will finish it after the ELITES meeting by the end of the next week.
- Order status (Takahashi): Placed an order. Will check the delivery date.
RM EQ stop screw position (Takahashi)
- Out sourcing: Need to send the plates to the company -> Status
PR Optical Bench (Akutsu)
- When to install
PR2/3 OpLev (Akutsu)
OSEM assembly status (Akutsu)
Rails for the hanging frame (Hirata)
- Hirata will finish exchanging the balls and send them to Kamioka by the end of the next week -> status
- Screws for fixing the rails ?
Test hanging vacuum installation
- Do we have everything necessary ?
- Cleaness check by Hirose-san
- What needs to be done when the suspension is inside the chamber ?
  - Transfer function measurement
    - Do we need OpLev ?
  - Check the orientation of the mirror ?
  - Peel off the first contact
  - Suspension cleaning practice ?
Next week (from 12/7) plan
- Test hanging
  - Mon:
  - Tue:
  - Wed:
  - Thu:
  - Fri:
- PR2
  - Mon:
  - Tue:
  - Wed:
  - Thu:
  - Fri:
Travel (Week of 12/7)
- Takahashi:
- Shoda:
- Mark:
- Fabian:
- Okutomi:
- Fujii:
- Ishizaki:
- Hirata:
- Ohishi:
Travel (Week of 12/14)
- Takahashi:
- Shoda:
- Mark:
- Fabian:
- Okutomi:
- Fujii:
- Ishizaki:
- Hirata:
- Ohishi:

BS

What to do with BS after iKAGRA (Aso)
- We need to decide on the plan by the end of Dec.
BS Assembly Frame Design (Aso, Hirata)
BS flag design (Mark, Fabian)
BS gluing jigs (Tatsumi)
Not enough crane height problem (Hirata, Saito)
IP base clamp (Fabian)
Bread board spring (Takahashi)
BS clean bag (Aso)

ETM

ETM installation procedure (Aso)
- Sent the final version drawings to Mirapro
- Waiting for quotation

Other

Watch dog system (Tanaka)
GAS blade inspection by Virgo (Takahashi)
- Waiting for shipping information:
Request to the ATC for the next year
- Production of the blades of the Type-A BF: We should check the consistency of the optimal load at the TAMA prototype experiment and G&M measurements (SF and TF) (Takahashi) -> Status
Safety at the site (Takahashi, Ishizaki)

Next meeting

2015/12/11 (Fri) 13:30 -