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 * Talked with Miyakawa-san about digital system for OMMT/OSTM.
  He will prepare the rack around this spring.
 * Prepared Al stand for OSEM test.
  I found that coil wire of a sample OSEM was broken.
 * Ordered non-magnetic screws for Intermediate Mass.
  Nabeya Bi-tech Kaisha(NBK) recommend us Ti-6Al-4V.
Line 48: Line 54:
 * Aso-san will send remaining (about 40) OSEMs from Mitaka.
 * Some parts for hanging jig ordered last year will arrive.
 *

Agenda/Minutes of the VIS Meeting on 2018/1/12

2018/1/12 13:30 -

Participants:

Progress report

Schedule Chart

Type-A : (PDF/MPP)

Type-B: (PDF,MPP)

  • Type-A:
  • Type-B:

Type-A (Takahashi)

Past week report

[X-end]

  • Replaced the vacuum gauge.
  • Connected the PT100 sensor to the monitor.
  • Fastened the top chamber and the hatch on the cross tube.
  • Started evacuation of EXV chamber on the 28th in Dec. The present pressure is 78Pa.
  • Transported the items to the center room (footholds, workbench, chain bolocks, tools, etc.)

[Y-end]

  • Transported the dummy payload to the center room.

[X-front]

  • Lifted up the items from the X/Y-end.

Plan for coming weeks

  • The evacuation of EYV chamber will be started in the 19th morning.
  • The short rod for DP is missing.
  • The assembly of pre-isolaor for SRM is planed.

Type B (Mark)

Past week report

Plan for coming weeks

Type-Bp (Shoda)

Past week report

Plan for coming weeks

OMMT & OSTM (Ohishi)

Past week report

  • Talked with Miyakawa-san about digital system for OMMT/OSTM.
    • He will prepare the rack around this spring.
  • Prepared Al stand for OSEM test.
    • I found that coil wire of a sample OSEM was broken.
  • Ordered non-magnetic screws for Intermediate Mass.
    • Nabeya Bi-tech Kaisha(NBK) recommend us Ti-6Al-4V.

Plan for coming weeks

  • Aso-san will send remaining (about 40) OSEMs from Mitaka.
  • Some parts for hanging jig ordered last year will arrive.

Watchdog system (Tanaka)

Past week report

  • Order request has been completed(To order the University of Tokyo).--> Delivery completed. And Digikey's parts delivery completed.

  • Start other ordering.-->Meeting due to order change procedure to vendor.

Plan for coming weeks

  • Start ordering sequentially for mass products..-->But some adjustment works are necessary.

  • Preparation for assembly of mass products.

Other site works

  • Parking space

Safety

  • Incidents:
  • Foreseen risks
    • Type-A:
    • Type-B:
    • Type-Bp:

Discussion

  • Commissioning support
  • Lab. temperature

Travel Plans

  • Travel (Week of 1/15):
    • Takahashi:
    • Okutomi:
    • Sato:
    • Ishizaki:
    • Mark:
    • Fabian:
    • Hirata:
    • Enzo:
    • Shoda:
    • Ohishi:
    • Fujii:
    • Tanaka:
    • Kozu (ICRR):
    • Arai (ICRR):
  • Travel (Week of 1/22):
    • Takahashi:
    • Okutomi:
    • Sato:
    • Ishizaki:
    • Mark:
    • Fabian:
    • Hirata:
    • Enzo:
    • Shoda:
    • Ohishi:
    • Fujii:
    • Tanaka:
    • Kozu (ICRR):
    • Arai (ICRR):

Next meeting

On 2018/1/19(Fri)

KAGRA/Subgroups/VIS/VISMinutes20180112 (last edited 2018-01-12 15:04:39 by YoichiAso)