iKAGRA Commissioning

Commissioners at the site

http://densuke.biz/list?cd=wgUxhq6KHdfsUnWW

TO DO before Apr 11

• IMC and MICH Noise budgeting using Simulink NoiseBudget

• replace EXA end viewport for EX2 camera
• check anchors and bolts for vacuum tanks
• open the GVs
• oplev stability, noise measurements (with mirror fixed)
• scattering noise investigation
• PR3 transfer function measurements, noise measurements
• IMC ASC
• EX, EY coil balance at higher frequency (~10Hz. Done for DC)
• Make online calibration model
• BS Oplev QPD diagonalization, coil balance
• put the PMC control back to remote mode
• stabilize IMC lock

TO DO before Mar 26

• insert PR2-BS duct Done

• evacuate IXA and IYA (we do not evacuate anything in March)
• IOO cabling check (?)
• get PMC back to remote control mode (To be done by Apr 11)

• coil balancing for BS, ETMX, ETMY Done except BS

• coil offload with picomotors for BS, ETMX, ETMY (and PR3 yaw) Done

• oplev damping for BS, ETMX, ETMY, PR3 Done

• more alignment to maximize contrast, clipping investigation Done, 75%MAX

• measure power at REFL port from X and Y arms Done

• install REFL camera (steal IMMT1T camera) Done

• check LSC model Done

• lock Michelson and measure openloop transfer function Done

• MICH guardian Done

• calibration model (Partially Done)
• get strain spectrum (Done one shot, done for offline)

Initial alignment work

first week

• Feb 24 (Wed): Miyakawa, Kokeyama, Aso

  • PR2 install (Aso et al) DONE

  • PR3 install (Shoda et al)
• Feb 25 (Thu): Miyakawa, Kokeyama, Aso

  • PR3 install (Shoda et al) DONE

  • oplev and camera for ETMX (Akutsu,Kokeyama) DONE (not calibrated yet)

• Feb 26 (Fri): Miyakawa, Kokeyama

  • PR3 install, check signals (Shoda et al) DONE

  • install X end machines (Kokeyama) 　DONE

  • oplev and camera for ETMY (Akutsu,Simon) DONE (not calibrated yet)

• Feb 27 (Sat): Kokeyama, Akutsu

  • install Y end machines (Kokeyama) DONE

  • EY camera (Kokeyama) DONE

• Feb 28 (Sun):
• Feb 29 (Mon): Miyakawa, Kokeyama, Michimura, Enomoto, Kataoka, Akutsu, Aso
  • IMC stabilization (Kawamura,Enomoto)

  • finish IMMT1T QPD setup (Akutsu,Michimura,Kataoka) DONE

  • prepare for IXC+IXA vent (Kimura)

  • peel PR3 first contact (Shoda,Fujii) DONE

  • check PR2 picomotors (Aso,Miyo) DONE

  • EX camera (Kokeyama) DONE

  • install PR2 viewport for the camera, and the camera (Akutsu,Kokeyama) half done (no camera yet)

• Mar 01 (Tue): Miyakawa, Kokeyama, Michimura, Enomoto, Kataoka, Akutsu, Aso

  • turn on PR3 local damping (Shoda,Okutomi,Fujii) DONE

  • pedestals for PDs (Michimura,Tomaru) ARRIVED

• Mar 02 (Wed): Miyakawa, Kokeyama, Michimura, Enomoto, Akutsu, Aso, Furuhata, Kambara

  • put PRM-PR3 bellows (MIRAPRO 8:00-11:00) DONE

  • put BS-IXC bellows (MIRAPRO PM?) DONE

  • IMC stabilization (Kawamura,Enomoto)

  • IXC+IXA vent (Kimura) DONE

  • finish IXA clean booth clean up, bring clean goods (Kimura,Tomaru) DONE

  • peel ETMX first contact and set coils (Ohishi,Shoda,Aso) REMAINING ISSUE

  • install BS viewports for the oplev and the camera(Akutsu,Michimura,Kambara,Furuhata) half done (45deg issue, IPC issue)

  • install PR3 viewport for the camera, and the camera (Akutsu,Shoda,Okutomi,Fujii) half done (no camera yet)

  • k1cam0 and k1cam1 setup (Kokeyama) DONE

  • DAQ networks for EX and EY (Miyakawa,Kokeyama) DONE

  • calibrate PR3 oplev (Shoda,Okutomi,Fujii) DONE

• Mar 03 (Thu): Miyakawa, Kokeyama, Michimura, Enomoto, Ushiba, Kuwahara, Akutsu, Aso, Furuhata, Kambara

  • high power IMC (Enomoto) DONE (~850 mW)

  • PR2 alignment, beam profiling at PR3 half done (beam profiling not yet)

  • check IMMT2 picomotor (Miyo,Doi) DONE

  • ETMX,ETMY,BS picomotor (Miyo) mostly DONE (ETMX to be confirmed)

  • setup PDs at EXA (Akutsu,Fujii) DONE

  • peel ETMY first contact and set coils (Ohishi,Takahashi) DONE

  • PR2, PR3, BS, IMMT1T cameras (Kokeyama) PR2 DONE, BS and PR3 to be done
  • ETMX first contact issue: WE DECIDED TO GO WITH REMAINING FIRST CONTACT
• Mar 04 (Fri): Miyakawa, Kokeyama, Michimura, Enomoto, Ushiba, Kuwahara, Furuhata, Kambara

  • PR3 rough alignment into IXA (Michimura,Ushiba,Kuwahara,Okutomi,Kambara,Furuhata) DONE (beam profiling at IXA not yet)

  • DQ channels for EXA EYA PDs (Kokeyama) Done

  • fix IPC errors (Miyakawa, Kokeyama) Done

  • open BS-IXC GV (Saito,Uchiyama,Kimura) DONE

  • place ND filters to MC_REFL and PMC_TRANS cameras, and check ghost beams (Enomoto) DONE (decreased power to ~250 mW)

• Mar 05 (Sat): Kokeyama, Kataoka

  • sweep PR3 and wait for end PDs to get any signal (automatically or Kataoka?) NO SUCESS

  • Swap picomotor network switch and install new pico switch on IOO rack (Kataoka, Kokeyama)

  • Install the second camera POE switch on PR2 rack (Kataoka, Kokeyama) DONE

  • Set RFM card to k1ioo chassis (Kokeyama) DONE

• Mar 06 (Sun): Kataoka
  • block PSL beam for VAC work (Uchiyama)

second week

• Mar 07 (Mon)
  • beam clipping at BS check, BS rough alignment into Y, IXA beam check with respect to PR3 alignment, beam profiling at IXA?, sweep PR3 at night (Michimura,Ushiba,Kataoka,Kambara,Furuhata,Okutomi)

  • check ETMX actuation (Ohishi,Takahashi) DONE

  • calibrate ETMX oplev (Kuwahara) DONE

  • ETMX picomotor check (Miyo) DONE

  • install EXA end flange (Tomaru) DONE

  • calibrate ETMY oplev (Kokeyama,Kuwahara) DONE

  • PR3 oplev calibration result, check PR3 oplev channels (Kokeyama,Okutomi) DONE

  • RFM test between center area and both ends (Kokeyama)
• Mar 08 (Tue)

  • install BS oplev and calibrate (Akutsu,Hasegawa,Kuwahara) DONE

  • fine adjustment of PR3 alignment to BS and IXA, Xarm viewport, PR3 sweep to EXA (Michimura,Shoda,Okutomi,Ushiba,Furuhata,Kagawa,Fujisawa) DONE

  • install EXA end viewport (Akutsu,Hasegawa,Kuwahara) DONE

  • check ETMY actuation (Ohishi,Takahashi,Kuwahara) DONE

  • install EYA end flange (Kimura,Tomaru) DONE

  • VIS guardian (Shoda,Okutomi,Kokeyama) DONE

• Mar 09 (Wed)

  • BS actuation check (Ushiba,Kuwahara,Furuhata) DONE

  • setup PD at EYA (Akutsu,Hasegawa,Kambara) DONE

  • install EYA end viewport (Akutsu,Hasegawa,Kambara) DONE

  • take PD from EXA, EXA beam check, ETMX rough alignment (Michimura,Fujii) DONE, DONE

  • setup PD at BS (Akutsu,Hasegawa,Kambara) DONE

  • EXA end, EYA end cameras (Kokeyama) DONE

  • RFM network between center and Yend (Kokeyama) DONE

• Mar 10 (Thu)

  • connect BS-IYC (MIRAPRO) DONE

  • start EXA evacuation (Kimura) DONE

  • block Y arm beam (Akutsu,Kambara,Hasegawa) investigated

  • LED from EYA to BS (Miyoki) failed -> try brighter LED

• Mar 11 (Fri)

  • connect PR2-PR3 duct (MIRAPRO) DONE

  • sweep ETMX and wait for AS PD to get any signal (Miyo,Hasegawa)
  • sweep BS and wait for ETMY PD to get any signal (Fujii,Furuhata)
• Mar 12 (Sat)
  • partially connect PR2-BS duct (MIRAPRO)
  • LED from EYA to BS (Tomaru,Uchiyama,Hasegawa,Miyo) failed
• Mar 13 (Sun)

  • BS PD to face X (Uchiyama) DONE

third week

• EXA vent (Saito,Tomaru) DONE

• ETMX alignment re-adjustment (Uchiyama) DONE

• viewport for IXA (Michimura) DONE

• BS alignment re-adjustment (Uchiyama?) DONE

• ETMY oplev re-calibration DONE

• IYA vent (Kimura?) DONE

• get the beam back to IFI and then to REFL DONE

• set up REFL optics and cabling DONE

• beam to and from X and Y arms DONE

What we do

• confirm mirror actuators (picomotors, coils, OSEMs) work from digital system
• prepare oplevs and cameras
• prepare RT models and MEDM screens for mirrors and LSC
• prepare feet for large beam profiler
• prepare pedestals for DC PDs
• REFL optics
• stable operation of IMC

• initial alignment: JGW-T1604823

• lock 3km Michelson

LCGT Commissioning plan (As of Aug 2012)

Schedule

• List up issues to be addressed for installation procedure (September)
• Detailed installation plan (October)
• General Commissioning Strategy (how to deploy man power etc) (by the end of November)

List of items necessary for commissioning

The List is Here.