Differences between revisions 3 and 9 (spanning 6 versions)
⇤ ← Revision 3 as of 2018-05-01 10:59:46 →
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Editor: OsamuMiyakawa
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← Revision 9 as of 2018-05-01 11:18:24 → ⇥
Size: 862
Editor: OsamuMiyakawa
Comment:
Deletions are marked like this. Additions are marked like this.
Line 6: Line 6:
  * eZuce: Suzuki, Uchiyama, Takahaashi, Ohashi   * eZuce: Suzuki, Uchiyama, Takahaashi, Ohashi, Haino
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 * Duty cycle is 80-90%.
   * Duty cycle is 80-90%.
  * iMC is quite stable.
  * DAC of PR3 was dead. That was the biggest trouble.
Line 19: Line 20:
  * Alignment work is mainly done. 3 DOF is conetolled PR3 by ETMX BS ETMY , ETMY is controlled by oplev, ETMX has dither signal.
  * Locking time is ~several hours. Longest was 10 hours or something.
  * Gardidian code was mainly reused by what it was made in KAGRA.
Line 20: Line 24:
 * DGS:
  * IO chassis of k1ioo was disconnected somehow. It is being checked now.

 * DAQ:
  * Recoding minute_raw of k1fw1 moved to SSD at k1tw1. All fw0,1 tw0,1 are working well without any gap on data.


== 2. Operation ==

 * Noise injection needs some preparations for speakers.
 * Schnupp asymmetry need some preparations.
 * Other plan seems to be ready.
 * CBC will perform an online analysis.

 
Line 39: Line 29:
 * GW alert: online alert in the control room might be prepared. -> Togoshi
Line 43: Line 31:
 * Laser power of oplev started dropping, specially lasers where are close to cryostat for year term.

 * Phase 1 summarize should talk wide range view.
  * Type A has double stable point.
  * Monitor for water level, and vacuum gage for weekend should be implemented.
  * Patrol light should be implemented soon, even manual one.

Minute of KAGRA commissioning meeting

  • Date: 2018/5/1 11AM~12PM
  • Attendance: Miyakawa, Kokeyama, Aso, Miyoki, Ushiba, Tomaru
    • eZuce: Suzuki, Uchiyama, Takahaashi, Ohashi, Haino

1. Operation

  • Going well.
    • Duty cycle is 80-90%.
    • iMC is quite stable.
    • DAC of PR3 was dead. That was the biggest trouble.

2. Report of work of the last week and plan of work

  • IFO, ETMs: *Izumi, Enomono
    • Alignment work is mainly done. 3 DOF is conetolled PR3 by ETMX BS ETMY , ETMY is controlled by oplev, ETMX has dither signal.
    • Locking time is ~several hours. Longest was 10 hours or something.
    • Gardidian code was mainly reused by what it was made in KAGRA.

3. Tasks or discussions

  • 5/28 extend chief meeting for looking back phase 1.

Others

  • Next meeting: 4/24

KAGRA/Commissioning/Weekly/20180501/Minute (last edited 2018-05-01 11:49:04 by OsamuMiyakawa)