1338
Comment:
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1280
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Deletions are marked like this. | Additions are marked like this. |
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* 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. |
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* 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. |
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* 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. |
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.
GW alert: online alert in the control room might be prepared. -> Togoshi
Others
- 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.
- Next meeting: 4/24