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= Scraps of text for incorporation in the Vis Meeting Minutes = = Scraps of text for incorporation in the VIS Meeting Minutes =

[[KAGRA/Subgroups/VIS/MeetingNAOJ]]

=== Type B (Mark) ===
==== Report for week of 1/29 ====
 * We moved the top filter intended for SR2 (#1) into the SR3 cleanbooth.
 * Unfortunately we noticed one of the blades had many small X-shaped stress fractures on the top surface (klog [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4058|4058]]).
 * We moved the top filter entered for SR3 (#3) into the SRM cleanbooth and inspected the blades. Two had one smallish stress fracture each and one had a huge fracture and looks close to failing (klog [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4061|4061]]).
 * We referred the BS OL.
 * We removed the BS tank lid and inspected the BS top filter blades. They seemed fine.
 * Hirata-san received and washed some ferromagnetic disks for IM flags and other small parts.
 * Hirata-san moved the BF with the tilted keystone (#1) out of the cleanbooth in preparation for rebuilding.
 * Hirata-san placed the second order for payload parts, and an order for remachining of nuts for cable clamps on rods.
 * Fabian measured the gain of the ADC system (homework from the Commissioning Workshop).
 

==== Plan for week of 1/29 ====
 * Enzo at Mitaka 1/29 and most of 1/30, then vacation.
 * Kozu-kun away.
 * All others at Kamioka.
 * Make in-air pico adapter cables.
 * Test IM picos and BF yaw pico.
 * Test FR.
 * Calibrate LVDT.
 * Get screws for ballast mass from Takahashi-san.
 * Install ballast mass in BF.
 * Set up for F0 test.
  * Lower IM crossbars in SR3 assembly frame.
  * Open curtain on SR3 crane slot.
  * Set up dummy load (weight carrier, rods etc).
 * Do F0 test.
  * Bring in F0.
  * Hook up dummy load.
  * Adjust dummy load.

==== Plan for week of 2/5 ====
 * Enzo on vacation; all others at Kamioka.
 * Build IRM around IM.
 * Cable/test/adjust IM OSEMs.
 * Time permitting, do TFs from IM OSEMs to themselves and to optical sensor.

==== Plan for week of 2/12 ====
 * Enzo on vacation; all others at Kamioka.

==== Vacation Info ====
 * Enzo 1/30-2/19 (at Mitaka 1/29, part of 1/30)
 * Kozu-kun 1/29-2/2

Scraps of text for incorporation in the VIS Meeting Minutes

KAGRA/Subgroups/VIS/MeetingNAOJ

Type B (Mark)

Report for week of 1/29

  • We moved the top filter intended for SR2 (#1) into the SR3 cleanbooth.
  • Unfortunately we noticed one of the blades had many small X-shaped stress fractures on the top surface (klog 4058).

  • We moved the top filter entered for SR3 (#3) into the SRM cleanbooth and inspected the blades. Two had one smallish stress fracture each and one had a huge fracture and looks close to failing (klog 4061).

  • We referred the BS OL.
  • We removed the BS tank lid and inspected the BS top filter blades. They seemed fine.
  • Hirata-san received and washed some ferromagnetic disks for IM flags and other small parts.
  • Hirata-san moved the BF with the tilted keystone (#1) out of the cleanbooth in preparation for rebuilding.
  • Hirata-san placed the second order for payload parts, and an order for remachining of nuts for cable clamps on rods.
  • Fabian measured the gain of the ADC system (homework from the Commissioning Workshop).

Plan for week of 1/29

  • Enzo at Mitaka 1/29 and most of 1/30, then vacation.
  • Kozu-kun away.
  • All others at Kamioka.
  • Make in-air pico adapter cables.
  • Test IM picos and BF yaw pico.
  • Test FR.
  • Calibrate LVDT.
  • Get screws for ballast mass from Takahashi-san.
  • Install ballast mass in BF.
  • Set up for F0 test.
    • Lower IM crossbars in SR3 assembly frame.
    • Open curtain on SR3 crane slot.
    • Set up dummy load (weight carrier, rods etc).
  • Do F0 test.
    • Bring in F0.
    • Hook up dummy load.
    • Adjust dummy load.

Plan for week of 2/5

  • Enzo on vacation; all others at Kamioka.
  • Build IRM around IM.
  • Cable/test/adjust IM OSEMs.
  • Time permitting, do TFs from IM OSEMs to themselves and to optical sensor.

Plan for week of 2/12

  • Enzo on vacation; all others at Kamioka.

Vacation Info

  • Enzo 1/30-2/19 (at Mitaka 1/29, part of 1/30)
  • Kozu-kun 1/29-2/2

KAGRA/Subgroups/VIS/TypeB/Minutes (last edited 2022-09-02 09:11:42 by fabian.arellano)