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Editor: YoichiAso
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==== Past week report ====
==== Plan for coming weeks ====		 ==== Report for week of 3/19 ====
 * Fujii-kun successfully assembled and tested a geophone pod (klogs 4492, 4508).
 * Hirata-san set up the dummy BS to soak off the sapphire prisms (ongoing).
 * Shoda-san, Hirata-san and Enzo finished the assembly of 12 OSEMs. We still need to measure the maximum output (ongoing).
 * We will send the OSEMs to Kamioka today.
 * Enzo made 2 in-air picomotor cable.
Line 46: Line 50:

==== Plan for week of 3/26 ====
 * Tanioka-kun joins.
 * Mark vacation.
 * Shoda-san at Mitaka
 * Others at Kamioka
 * --
 * Lay SR3 in-air cabling (Enzo++).
 * Finish tuning of BFs (Hirata-san++).
 * SF check (Hirata-san++).
  * Check load capacity.
  * Check fit of caps.
  * Add cable clamps to bases.
  * Add cable clamps and Cu segments to caps (only if they fit well).
  * Cable LVDTs and steppers.

==== Plan for week of 4/2 ====
 * Mark at Mitaka Mon, Kamioka from Tue.
 * Shoda-san at Mitaka
 * Others at Kamioka
 * --
 * Glue SR3 (if available)
 * Build 2xIM, 2xIRM (if parts available - due 3/30)

==== Plan for week of 4/9 ====
 * Shoda-san at Mitaka
 * Others at Kamioka
 * --
 * Finish IMs and IRMs
 * Build 1xRM

==== Plan for week of 4/16 ====
 * Start SR3 Hang?

==== Plan for week of 4/23 ====
 * F0 blade prototype test

==== Plan for week of 4/30 ====
  * Golden Week!

==== To-Do Lists, Schedule ====
 * [[KAGRA/Subgroups/VIS/TypeB/March2018]]
 * [[KAGRA/Subgroups/VIS/TypeB/April2018]]
 * [[KAGRA/Subgroups/VIS/TypeB/ToDoBS]]
 * [[KAGRA/Subgroups/VIS/TypeB/ToDoSR]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7779|JGW-L1807779-v1 Type B Schedule (SR)]]


==== Control Issues ====
 * BS
  *V3 OSEM does not seem to be working properly.
 * SR2
  *BIO is not working properly. WD reset pulses are not working. And some TEST/COIL switch pulse work strangely. More investigation required.

==== Vacation Info ====
 * Mark at LVC, then vacation, 3/18 (Sun) - 4/1 (Sun)
 * Fabian vacation, 3/26-4/27 (then gone).
Line 56: Line 117:
 *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.
Line 57: Line 129:

 *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.)
Line 64: Line 141:
  * Type-A:   * Type-A: Crane work
Line 77: Line 154:
  * Fabian:
 * Hirata:
  * Enzo:		   * Hirata: 26-30
  * Enzo: 26-30
Line 82: Line 158:
  * Fujii:
  * Tanioka:
  * Tanaka:
  * Kozu (ICRR):		   * Fujii: 26-30
  * Tanioka: 27-30
  * Tanaka: 26-29
  * Kozu (ICRR): 26-30
Line 94: Line 170:
  * Mark:
  * Fabian:
  * Hirata:
  * Enzo: 		  * Mark: 4/3-6
  * Hirata: 4/3-6
  * Enzo: 4/2-5
Line 100: Line 175:
  * Fujii:
  * Tanioka:		   * Fujii: ?
  * Tanioka: 4/2-6
Line 103: Line 178:
  * Kozu (ICRR):   * Kozu (ICRR): 4/2-6?

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)

Report for week of 3/19

  • Fujii-kun successfully assembled and tested a geophone pod (klogs 4492, 4508).
  • Hirata-san set up the dummy BS to soak off the sapphire prisms (ongoing).
  • Shoda-san, Hirata-san and Enzo finished the assembly of 12 OSEMs. We still need to measure the maximum output (ongoing).
  • We will send the OSEMs to Kamioka today.
  • Enzo made 2 in-air picomotor cable.

Plan for week of 3/26

  • Tanioka-kun joins.
  • Mark vacation.
  • Shoda-san at Mitaka
  • Others at Kamioka
  • --
  • Lay SR3 in-air cabling (Enzo++).
  • Finish tuning of BFs (Hirata-san++).
  • SF check (Hirata-san++).
    • Check load capacity.
    • Check fit of caps.
    • Add cable clamps to bases.
    • Add cable clamps and Cu segments to caps (only if they fit well).
    • Cable LVDTs and steppers.

Plan for week of 4/2

  • Mark at Mitaka Mon, Kamioka from Tue.
  • Shoda-san at Mitaka
  • Others at Kamioka
  • --
  • Glue SR3 (if available)
  • Build 2xIM, 2xIRM (if parts available - due 3/30)

Plan for week of 4/9

  • Shoda-san at Mitaka
  • Others at Kamioka
  • --
  • Finish IMs and IRMs
  • Build 1xRM

Plan for week of 4/16

  • Start SR3 Hang?

Plan for week of 4/23

  • F0 blade prototype test

Plan for week of 4/30

  • Golden Week!

To-Do Lists, Schedule

Control Issues

  • BS
    • V3 OSEM does not seem to be working properly.
  • SR2
    • BIO is not working properly. WD reset pulses are not working. And some TEST/COIL switch pulse work strangely. More investigation required.

Vacation Info

  • Mark at LVC, then vacation, 3/18 (Sun) - 4/1 (Sun)
  • Fabian vacation, 3/26-4/27 (then gone).

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:
    • Hirata: 26-30
    • Enzo: 26-30
    • Shoda:
    • Ohishi:
    • Fujii: 26-30
    • Tanioka: 27-30
    • Tanaka: 26-29
    • Kozu (ICRR): 26-30
    • Arai (ICRR):
  • Travel (Week of 4/2):
    • Takahashi: 4/2-6
    • Okutomi:
    • Sato: 4/2-6
    • Ishizaki: 4/2-6
    • Mark: 4/3-6
    • Hirata: 4/3-6
    • Enzo: 4/2-5
    • Shoda:
    • Ohishi:
    • Fujii: ?
    • Tanioka: 4/2-6
    • Tanaka:
    • Kozu (ICRR): 4/2-6?
    • Arai (ICRR):

Next meeting

On 2018/3/30(Fri)

KAGRA/Subgroups/VIS/VISMinutes20180323 (last edited 2018-03-23 14:33:47 by YoichiAso)