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

2018/4/17(Tue.)

* Remote participants by eZuce: None

Report of work (*:responsible person)

• VAC: *Kimura
  • Large leak was found but it is not identified where it is. Currently Vacuum level is 200Pa, but it should be around 0.1Pa if no leaks.
• ETMX: *Hasegawa
  • Damping for yaw woks somehow and RMS is ~0.2urad.
  • A very high Q peak was found on pitch and it takes several hours to be calm. This high Q seems to be Sphere parts.
• ETMY: :Miyamoto, Shishido
  • No progress for damping.
• ETMY: *Okutomi
  • ETMY TF was measured. Not only 2 but all F1, F2, F3 seem to be locked. Moving FR may fix the lock.
• DGS: *Yamamoto
  • IO chassis of k1ioo was disconnected somehow.

Work plan (*:responsible person)

• IFO: Enomoto, Nakano
  • Damping, BS L2P, restoring alignment.
• VAC: *Kimura
  • Identifies the location of leak.
• VAC: *Inoue
  • Vacuum gage for wide area will be installed.

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 4/16
  • Michelson control.
  • Leak check.
  • Opening the last gate valve.
• week of 4/23
  • Operation

Issues

• Large leak was found but it is not identified where it is.
• IO chassis of k1ioo was disconnected somehow.
• A very high Q peak was found on pitch and it takes several hours to be calm. This high Q seems to be Sphere parts.
• ETMY TF was measured. Not only 2 but all F1, F2, F3 seem to be locked. Moving FR may fix the lock.

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