KAGRA Commissioning Wiki

Task list

• Phase1

• Phase2

Schedule

2017/4/17 updated

Working people assignment

• *: responsible person

Meetings

Morning meeting

• Date and time: Every weekday, 9AM
• Location: Control room, or eZuce

2018/4/26(Thur.)

* Remote participants by eZuce: None

Report of work (*:responsible person)

• IFO: *Izumi, Enomoto + many
  • Michelson lock lasted longer than 2 and half hours!
  • Alignment control from IFO to ETMX was implemented by dithering ETMX.
  • PR3 alignment was implemented by baffle signal.
  • ETMX damping might be a cause of lock lost.
  • ETMY yaw damping inclease pitch motion by coupling. It will be improved today.(Ushiba)
  • BS oplev is fed back to not only TM but also IM. (Arai)
• WAB: *Akutsu
  • Heat consumption is estimated well. 10ppm produce 4W and it will be absorbed by WAB and now it is simulated by heater.
  • Equilibrium temperature was 21K.
  • Damping became to strong in low temperature.
• Wire of RM was broken on SR3 during tightening clamp.
• CAL: *Yamamoto
  • line injection is being tested.

Work plan (*:responsible person)

• IFO: *Izumi, Enomoto, Nakano + many
  • Measurement without locking morning, measurement with locking in the afternoon.

Laser hazard

• [AM]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F
• [PM]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F
• [night]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F

Weekly

• week of 4/23
  • Michelson control.
  • 4/28 Operation start

Issues

• PR2 had a jump caused by a DAC glitch once a day. Sampling rate will be lowered?
• PR3 also had jumps caused by DAC glitches.

Weekly meeting

• Date and time: Every Tuesday, 11AM
• Location: Meeting room at Hokubukaikan, or eZuce, Polycom

Other meetings

• Meeting for pump down test at ETMX 2 (Minute, Check list)

• Meeting for pump down test at ETMX 1 (Minute, Check list)

• Meeting for pump down test at Center are (Minute, Check list)

• Meeting for pump down and cooling at ETMY3 (Minute, Check list)

• Meeting for pump down and cooling at ETMY2 (Minute, Check list)

• Meeting for pump down and cooling at ETMY1 (Minute, Check list)

• Meeting for pump down at ETMY (Minute, schedule)

• Meeting for closing ETY (Minute)

• Meeting about PR2 pitch misalignment (Minute)

• Commissioning Workshop 2017

Documents

• Commissioning plan for Phase1

Communication tools

• KAGRA commissioning Mailing List

• wiki
  • Task list (Phase base, stage base)

  • Meetings (morning, weekly)

• Scheduler

• Task assignment list (example)

• klog

• Issue tracker: Bugzilla (currently site internal only)

for New members

• Joining commissioning Mailing List