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⇤ ← Revision 3 as of 2019-06-11 09:46:56 →
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← Revision 8 as of 2019-06-11 14:21:33 → ⇥
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Deletions are marked like this. Additions are marked like this.
Line 5: Line 5:
 * Attendance: Miyakawa, Stefan, Aso, Nakano, Enomoto, Kozakai, Miyo, Yokozawa, Darkhan, Sugimoto, Yamada, Ushiba, Tomura
 * Zoom: Miyoki, Eleonora, Takahashi, Ryujin Kwak, Sawada, Oshino, Yamamoto, Hiro, Fujii, Uchiyama, Suzuki		  * Attendance: Miyakawa, Aso, Oshino, Ogaki, Kokeyama, Nakano, Enomoto, Kozakai, Miyoki, Miyo, Yokozawa, Haino, Suzuki, Koyama, Nakagawa, Tanaka, Sugimoto, Stefan
 * Zoom: Yokoyama, Youngmin, Inoue, Takahashi, Shoda, Uchiyama, Takeda, Akutsu, Yamada, Suzuki, Sawada
Line 13: Line 13:
 * Stable
 * PR3 troubles for the first 30 min, probably due to temperature.
 * PMC drift due to the temperature change		   * Lock was quite stable.
  * PR3 troubles for the first 30 min, probably due to temperature.
  * Oplev itself is something wrong, and PR3 is largest one.

 * PMC drift due to the temperature change, and out of the range of PZT lost lock.
Line 17: Line 19:
 * Green power was lower now, but not on Saturday, but on this week.
Line 49: Line 53:
 === Next Run === === Next Run ===
Line 53: Line 57:
  * ITMY trouble?
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= Minute of temperature control meeting =
----

 * Date: 2019/6/11 12:15~13:00
 * Attendance: Miyakawa, Yokozawa, Enomoto, Nakano, Kokeyama, Miyoki, Aso, Sugimoto, Stefan
  * Zoom

-----

=== Memo ===

 * Cause of instability in PSL.
  * Sensor position.
  * Not circulating well.

 * To do
  * Stopping Water cooler around MCE.
  * Move sensor position.
  * Stopping all AC in the PSL? -> temperature goes to more than 30deg.

Minute of KAGRA ERun1 summary meeting

  • Date: 2019/6/11 15:00~16:00
  • Attendance: Miyakawa, Aso, Oshino, Ogaki, Kokeyama, Nakano, Enomoto, Kozakai, Miyoki, Miyo, Yokozawa, Haino, Suzuki, Koyama, Nakagawa, Tanaka, Sugimoto, Stefan
  • Zoom: Yokoyama, Youngmin, Inoue, Takahashi, Shoda, Uchiyama, Takeda, Akutsu, Yamada, Suzuki, Sawada

Over all summary

  • X arm lock
    • Lock was quite stable.
    • PR3 troubles for the first 30 min, probably due to temperature.
    • Oplev itself is something wrong, and PR3 is largest one.
  • PMC drift due to the temperature change, and out of the range of PZT lost lock.
  • Green power was lower now, but not on Saturday, but on this week.
  • First Sensitivity monitor

Parallel works during Run

  • ETMY installation work
  • DAQ trouble

Data

  • Segment

  • Lock flag, Science mode, effective data
  • Duty cycle
  • Data rate
  • Yokozawa will collect necessary data.

Action Items

  • Long term temperature investigation
  • Calibration for Mass lock
  • Limited by ADC noise. Needs whitening filters.
  • Noise hunting for frequency noise
  • Needs MICH calibration.
  • Gardian for DAQ
  • Real time camera
  • COM team should take a rest during Run.
  • Needs shift ASAP

Next Run

  • With LIGO commissioners.
  • Saturday or Friday?
  • 7/12 or 13.
    • ITMY trouble?

Others

Minute of temperature control meeting

  • Date: 2019/6/11 12:15~13:00
  • Attendance: Miyakawa, Yokozawa, Enomoto, Nakano, Kokeyama, Miyoki, Aso, Sugimoto, Stefan
    • Zoom

Memo

  • Cause of instability in PSL.
    • Sensor position.
    • Not circulating well.
  • To do
    • Stopping Water cooler around MCE.
    • Move sensor position.

    • Stopping all AC in the PSL? -> temperature goes to more than 30deg.

KAGRA/Commissioning/Meetings/Others/20190611 (last edited 2019-06-11 14:21:33 by OsamuMiyakawa)