Agenda/Minutes of the VIS Meeting on 2018/3/23

2018/3/23 13:30 -

Participants:

Progress report

Schedule Chart

Type-A : (PDF/MPP)

Type-B: (PDF/MPP)

Type-A (Takahashi)

Past week report

[X-front]

• Installed the F1 into the clean booth. Opened the cap of F1. The fitting was very tight.
• Embedded the FR. Prepared for the wire with the small hexagons.
• Lifted down the EQ stop. The end plate for F2 was sit on the frame lock.
• Extended the EQ stop to the F1 stage.

[X-end]

• Removed the yoke of vertical actuator in the TF. Pushed down the keystone of TF.
• Connected the cables from the cryo-payload (CP) to the BF.
• Released the BF. Adjusted the position of EQ stop anchor.
• The CP was installed into the cryostat. The maraging wire was hooked to the CP.
• Released the CP. The height of mirror was lower than the design one by 8mm.
• Released the keystone of TF. Set the height of BF to 78mm.

Plan for coming weeks

[X-front]

• Mount the F1 on the EQ stop and hang the F2 from the F1.
• Tune the F1.
• Cable between the F2 and the F1.

[X-end]

• Check the cable connections.
• Adjust the weight of BF and TF.
• Close the chambers.

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

Plan for coming weeks

Watchdog system (Tanaka)

Past week report

• Preparation for assembly of mass products.-->

  • Programming and Unit Testing(30 Items).-->30/30 Items completed.

• I started to assemble the apparatus.-->Completed.

• Final system test -->Completed.

• I plan to ship to Kamioka on 22nd(For equipments installation from 26th to the week).-->Completed.

• Other necessary preparations.

Plan for coming weeks

• Business trip plan

  • March 25(Toyama),26th-29th(Kamioka),30th(Preliminary day Toyama->Tokyo)

• Installation place-->PRM,PR3,PR2,BS,SR2(However,only to install. Launch is done on another occasion.)

Other site works

Safety

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

Discussion

Travel Plans

• Travel (Week of 3/26):
  • Takahashi: 3/26-30
  • Okutomi:
  • Sato: 3/26-30
  • Ishizaki: 3/26-30
  • Mark:
  • Fabian:
  • Hirata:
  • Enzo:
  • Shoda:
  • Ohishi:
  • Fujii:
  • Tanioka:
  • Tanaka:
  • Kozu (ICRR):
  • Arai (ICRR):
• Travel (Week of 4/2):
  • Takahashi: 4/2-6
  • Okutomi:
  • Sato: 4/2-6
  • Ishizaki: 4/2-6
  • Mark:
  • Fabian:
  • Hirata:
  • Enzo:
  • Shoda:
  • Ohishi:
  • Fujii:
  • Tanioka:
  • Tanaka:
  • Kozu (ICRR):
  • Arai (ICRR):

Next meeting

On 2018/3/30(Fri)