Differences between revisions 158 and 159
⇤ ← Revision 158 as of 2016-03-28 17:38:21 →
Size: 13387
Editor: YutaMichimura
Comment:
← Revision 159 as of 2016-03-28 17:39:26 → ⇥
Size: 13354
Editor: YutaMichimura
Comment:
Deletions are marked like this. Additions are marked like this.
Line 14: Line 14:
   * re-alignment of PMC [Apr 1, no laser hazard]    * re-alignment of PMC [Apr 1]
Line 39: Line 39:
   * open the GVs (close to IXA,IYA) to reduce clipping [Mar 31?, LASER HAZARD]    * open the GVs (close to IXA,IYA) to reduce clipping [Apr 1]
Line 45: Line 45:
   * check PR3 yaw picomotor [Apr 1-5, no laser hazard]
Line 46: Line 47:
   * check PR3 yaw picomotor [Apr 1-5, no laser hazard]

iKAGRA Commissioning

Commissioners at the site

TO DO after Apr test run but before iKAGRA ends

  • oplev stability, noise measurements (with mirror fixed)
  • scattering noise investigation
  • PR3 height check
  • measure PR3 suspension Q values

TO DO before Apr 11

  • PSL, IMC related
    • re-alignment of PMC [Apr 1]
    • put the PMC control back to remote mode [Apr 1-5, no laser hazard]
    • replace TTFSS to the modified one [Apr 1-5, no laser hazard]
    • Add a monitor of laser power right after the laser [Apr 1-5, no laser hazard]
    • re-alignment of IMC and stabilize IMC lock [Apr 6-8, LASER HAZARD]
    • replace 100 kHz LPF for IMC lock, from SR560 to RC circuit [Apr 6-8, LASER HAZARD]
    • replace IMC REFL RF PD to the one which has DC output [Apr 6, LASER HAZARD]
    • close IOO rack (may need RF distributor modification) [Apr 1-5, no laser hazard]
    • fix IQ demodulator being too hot issue [Apr 1-5, no laser hazard]
    • Exchange holders for IMC oplev light sources (if required) [Apr 4-7, no laser hazard]
  • ISC related
    • BS Oplev QPD diagonalization, coil balance [Apr 1-5, no laser hazard]
    • EX, EY coil balance at higher frequency (~10Hz. Done for DC) [Apr 1-5, no laser hazard]

    • IMC and MICH Noise budgeting using Simulink NoiseBudget [Apr 6-8, LASER HAZARD]

    • auto alignment for IMC and MICH (dithering? ASC?) [Apr 6-8, LASER HAZARD]
    • Make online calibration model [Apr 6-8, LASER HAZARD]
    • Feedback MICH also to BS to increase MICH feedback range [Apr 6-8, LASER HAZARD]
    • UGF servo (auto gain adjuster using calibration lines) [Apr 6-8, LASER HAZARD]
    • Exchange holders for BS/ETMs oplev light sources (if required) [Apr 4-7, no laser hazard]

  • DetChar related

    • lock loss investigation (use 3/25-3/11 data)
  • AOS related
    • replace EXA end viewport for EX2 camera [Apr 4-7, no laser hazard]
  • VAC related
    • connect PR2-BS duct [Apr 4-5, no laser hazard]
    • open the GVs (close to IXA,IYA) to reduce clipping [Apr 1]
    • check anchors and bolts for vacuum tanks [Apr 4-5, no laser hazard]
  • PR3 related
    • PR3 transfer function measurements, noise measurements [Apr 1-5, no laser hazard]
    • PR3 LVDT offload with fishing lod, fix WD issue [Apr 1-5, no laser hazard]
    • install the remote control system of the motors [Apr 1-5, no laser hazard]
    • check PR3 yaw picomotor [Apr 1-5, no laser hazard]
    • Exchange holder for PR3 oplev light source (if required) [Apr 4-7, no laser hazard]
  • DGS related
    • k1boot backup [Apr 1, Miyakawa]
    • Time adjust on k1fw0, k1fw1 [Apr 1, Miyakawa]
    • Add memories on k1fw0, k1fw1, k1dc0 for 64sec frame data[Apr 5-8, Miyakawa]
    • Fix camera noise [Kokeyama]
    • Fix conlog [Apr 4-8, Sasaki]
    • Fix GE RFM on k1ex0 [Apr 1, Miyakawa]
    • Reboot and update display driver for monitor PCs [Apr 1, Miyakawa]
    • Install printer of 2nd floor for k1ctr0-4 [Apr 4-8, Sasaki]
    • Install VNC for monitor k1mon0-2 [Apr 4-8, Sasaki]
    • Make a state monitor on MEDM [Apr 4-8, Miyo]
  • General

TO DO before Mar 26

  • insert PR2-BS duct B) 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 B) Done except BS

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

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

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

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

  • install REFL camera (steal IMMT1T camera) B) Done

  • check LSC model B) Done

  • lock Michelson and measure openloop transfer function B) Done

  • MICH guardian B) Done

  • calibration model B) Done

  • get strain spectrum B) Done

Initial alignment work

first week

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

    • PR2 install (Aso et al) B) DONE

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

    • PR3 install (Shoda et al) B) DONE

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

  • Feb 26 (Fri): Miyakawa, Kokeyama

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

    • install X end machines (Kokeyama) B) 　DONE

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

  • Feb 27 (Sat): Kokeyama, Akutsu

    • install Y end machines (Kokeyama) B) DONE

    • EY camera (Kokeyama) B) 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) B) DONE

    • prepare for IXC+IXA vent (Kimura)

    • peel PR3 first contact (Shoda,Fujii) B) DONE

    • check PR2 picomotors (Aso,Miyo) B) DONE

    • EX camera (Kokeyama) B) 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) B) DONE

    • pedestals for PDs (Michimura,Tomaru) B) ARRIVED

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

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

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

    • IMC stabilization (Kawamura,Enomoto)

    • IXC+IXA vent (Kimura) B) DONE

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

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

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

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

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

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

    • check IMMT2 picomotor (Miyo,Doi) B) DONE

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

    • setup PDs at EXA (Akutsu,Fujii) B) DONE

    • peel ETMY first contact and set coils (Ohishi,Takahashi) B) 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) B) DONE (beam profiling at IXA not yet)

    • DQ channels for EXA EYA PDs (Kokeyama) B) Done

    • fix IPC errors (Miyakawa, Kokeyama) B) Done

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

    • place ND filters to MC_REFL and PMC_TRANS cameras, and check ghost beams (Enomoto) B) 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) B) DONE

    • Set RFM card to k1ioo chassis (Kokeyama) B) 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) B) DONE

    • calibrate ETMX oplev (Kuwahara) B) DONE

    • ETMX picomotor check (Miyo) B) DONE

    • install EXA end flange (Tomaru) B) DONE

    • calibrate ETMY oplev (Kokeyama,Kuwahara) B) DONE

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

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

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

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

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

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

    • install EYA end flange (Kimura,Tomaru) B) DONE

    • VIS guardian (Shoda,Okutomi,Kokeyama) B) DONE

  • Mar 09 (Wed)

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

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

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

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

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

    • EXA end, EYA end cameras (Kokeyama) B) DONE

    • RFM network between center and Yend (Kokeyama) B) DONE

  • Mar 10 (Thu)

    • connect BS-IYC (MIRAPRO) B) DONE

    • start EXA evacuation (Kimura) B) 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) B) 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) B) DONE

third week

  • EXA vent (Saito,Tomaru) B) DONE

  • ETMX alignment re-adjustment (Uchiyama) B) DONE

  • viewport for IXA (Michimura) B) DONE

  • BS alignment re-adjustment (Uchiyama?) B) DONE

  • ETMY oplev re-calibration B) DONE

  • IYA vent (Kimura?) B) DONE

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

  • set up REFL optics and cabling B) DONE

  • beam to and from X and Y arms B) 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.

KAGRA/Subgroups/MIF/Commissioning (last edited 2017-10-03 09:39:55 by YutaMichimura)