Minute of KAGRA commissioning meeting
- Date: 2018/4/10 11AM~12PM
- Attendance: Uchiyama, Aso, Miyakawa, Nagano, Enomono, Yamamoto
- eZuce: Ohashi, Miyoki, Ushiba, Yokozawa, Tegoshi, Kimura, Shoda, Kokeyama
1. Report of work of the last week and plan of work
- IFO, ETMs: Enomono, Ushiba
- Michelson fringe could be seen yesterday!
- Damping of ETMs is still not enough.
- Needs damping for ETMX.
- Michelson fringe could be seen yesterday!
- RT model: Yamamoto
- BS model was splitted into 4kHz and 16kHz. No glitch was seen since then.
- Found how to start/stop Dolphin without killing RT models connected to Dolphin.
- Needs preparation to send signals to ETMs.
- CAL: Yamamoto, Yokozawa
- RT calibration model moved to using LSC.
- DAQ
- Recoding minute_raw of k1fw0 moved to SSD at k1tw0.
- Door closing started. It will be done Wednesday or Thursday.
- Frange exchange is done.
2. Emergency call list
3. Operation
- How to request the engineering things was announced.
- Contact Hayakawa or Ohashi for facility, Awai or Miyoki for electric power, Tomura or Miyakawa for circuits.
- Noise injection needs some preparations for speakers.
- Schnupp asymmetry need some preparations.
- Other plan seems to be ready.
- CBC will perform an online analysis.
4. Tasks or discussions
DAQ fix -> Miyakawa, Yamamoto
Selection of full channel -> DGS Yamamoto
Selection of science channel -> Commissioning Izumi
- Screens at control room
- Sensitivity.
- PEM.
- Needs laser safety information.
GW alert: online alert in the control room might be prepared. -> Togoshi
Others
- Dust monitor using sapphire disk will be implemented around 4/10.
- 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.
- Gardian of TYPE A must be implemented and tested.
- Pump down meeting meeting at Fan hut: 12:30 at 4/11
- Next meeting: 4/10