Differences between revisions 58 and 91 (spanning 33 versions)
⇤ ← Revision 58 as of 2017-06-19 13:49:01 →
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Editor: MarkBarton
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← Revision 91 as of 2017-07-18 08:25:58 → ⇥
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Editor: MarkBarton
Comment:
Deletions are marked like this. Additions are marked like this.
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== Coming Weeks (2017-06-19, 2017-06-26) == == Coming Weeks 2017-07-10 ==
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 * Restoration after power outage
  * Remove cling wrap from stuff.
  * Plug stuff back in (charging station, KOACH filters, OL etc).
  * Power up rack.		  * Get blue underwear for Yoshioka-kun.

== BS Prism/Flag gluing ==

=== Design/Documentation/Planning ===
 * Organize new OL for setting BS pitch (Fabian).
 * Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san).
 * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
 * LBB ballast mass.
  * Research real payload.
  * Do improved mass budget.
  
=== Electronics ===
 * Make sure SR3 boxes are also recorded in the AEL purple book.
 * Make sure SR3 boxes have notes on their JGW-S.... document pages.
 * Get cables/cards for SR3:
  * 5 DSub-37 FF gender benders (Mozumi)
  * 5 DSub-37 cables (tent)
  * 5 DSub-15M to DSub-9M adapter cables (tent)
  * 3 DIO cards (tent)
  * 2 DSub-9 FF gender benders (for LVDTs)
  * extra ADC card(s)?
  * extra DAC card(s)?
  * BNC-LEMO adapter (for LVDTs)
  * etc
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 * Find wrenches for vacuum tank jacks (41 mm and possibly 75 mm).
 * Adjust jacks to nominal height.
 * Unlock BF keystone and try running BF fishing rod to fix sag problem (Enzo, Mark).
 * Adjust height of SF damper ring to give correct Cu-magnet gap.
 * Do up all EQ stops etc (except SF).
 * Remove geophones (temporarily, for craning).
 * Crane suspension into tank.
 * Hook LBB Cu ring.
 * Hook LBB.
 * Crane vacuum tank lid+ring back on.
 * Remove vacuum tank lid (only) and store on pallet.
 * Add ballast to LBB.
 * Replace geophones.
 * Unlock all but IP and check pendulum is centered in security structure. Adjust with jacks.
 * Unlock IP and adjust to center with jacks.

=== Electronics ===
 * Get pico drive screens fixed (Miyo-kun)
 * Disconnect in-vacuum and in-air cabling from feedthroughs.
 * Remove port covers where feedthroughs will go, move feedthroughs from assembly frame and install on vacuum tank ring.
 * Adjust in-air cabling to match 135° rotation of BS.
 * Reconnect in-air cables.
 * Calibrate PI vertical LVDT.
 * Set yoke on PI vertical LVDT (if necessary).
 * Calibrate PI horizontal LVDTs.

=== LSOL ===
 * Assist Simon with hardware installation of LSOL (week of 6/26?).
 * Assist Simon with modifications to realtime model for LSOL (week of 6/26?).

=== Real-time and SUMCON models ===
 * Derive and install PI LVDT matrices.
 * Check LSOL section of k1visbs model.		  * Glue flags/prisms.
 * Inspect, finish setting up filter service area.
 * Try to remove galled pole.
  * Get alcohol in squirt bottle.
  * Consult with Takahashi-san.
  *
 * If no luck with galled pole...
  * Remove floorboard near pallet.
  * Crane PI to pallet with rod in place.
 * Search for wire (Mark/Enzo).
 * Remove LBB rings.
 * Send rings for recleaning.
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 * Final ballast mass design/production for BF and SF (Fabian, Hirata-san).
 * Get final OSEM cables (six of 1.7 m, two of 2.2 m, two of 2.4 m; Sato-san).		  * Get pico drive screens fixed (Miyo-kun)
 * Final ballast mass production for BF and SF (Hirata-san). (have quotes)
 * Design of receptacles for rods with 8 mm heads.
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  * Set up filter build/test stand.   * Set up build/test stand for filters.
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 * Prepare real BS:
  * Coordinate with Hirose-san.
  * Book transport of mirror (Kashiwa to KAGRA)
  * Gather mirror box, gluing supplies, prisms, magnets, new flags, new flag jigs.
  * Solve problem of lack of scribe line on one side of BS (Mark, Hirata-san).
  * Organize cleanroom gear for Kashiwa trip(s).
  * Put magnets in flags.
  * Glue flags/prisms at Kashiwa.
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 * Finish/post assembly drawing for LBB and LBB damper ring (Hirata).
 * Try rearranging arc weights to make room for magic wand (3D CAD or actual weights; Fabian or Hirata).
 * If needed based on previous, order longer threaded rods for arc weights on PI (Hirata).		  * Calibrate PI vertical LVDT.
 * Set yoke on PI vertical LVDT (if necessary).
 * Calibrate PI horizontal LVDTs.
 * Unlock BF keystone and try running BF fishing rod to fix sag problem.
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 * Get clean bag laundered.
 * Put pointy-tipped screw in RM trolley for BS
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VIS Type B Near Term To-Do List

Archived To-Do Items

Every Week

Coming Weeks

Preparation for Real BS Hang

Preparation for SR Installation

Every Week

Facilities

  • Vacuum and roll floor.
  • Wipe ladders.
  • Tidy tools, parts.

  • Get stuff from ../WishList

Coming Weeks 2017-07-10

Facilities

  • Get blue underwear for Yoshioka-kun.

BS Prism/Flag gluing

Design/Documentation/Planning

  • Organize new OL for setting BS pitch (Fabian).
  • Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san).
  • Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
  • LBB ballast mass.
    • Research real payload.
    • Do improved mass budget.

Electronics

  • Make sure SR3 boxes are also recorded in the AEL purple book.
  • Make sure SR3 boxes have notes on their JGW-S.... document pages.
  • Get cables/cards for SR3:
    • 5 DSub-37 FF gender benders (Mozumi)
    • 5 DSub-37 cables (tent)
    • 5 DSub-15M to DSub-9M adapter cables (tent)
    • 3 DIO cards (tent)
    • 2 DSub-9 FF gender benders (for LVDTs)
    • extra ADC card(s)?
    • extra DAC card(s)?
    • BNC-LEMO adapter (for LVDTs)
    • etc

Main Assembly

  • Glue flags/prisms.
  • Inspect, finish setting up filter service area.
  • Try to remove galled pole.
    • Get alcohol in squirt bottle.
    • Consult with Takahashi-san.
  • If no luck with galled pole...
    • Remove floorboard near pallet.
    • Crane PI to pallet with rod in place.
  • Search for wire (Mark/Enzo).
  • Remove LBB rings.
  • Send rings for recleaning.

Real BS Hang Tasks

Major Tasks

  • Get pico drive screens fixed (Miyo-kun)
  • Final ballast mass production for BF and SF (Hirata-san). (have quotes)
  • Design of receptacles for rods with 8 mm heads.
  • Possible rebuild of BF and/or SF
    • Set up build/test stand for filters.
    • Get filter test weights.
    • Find spare BF blade(s).
  • Reclean stuff:
    • PI (remove Kapton tape etc, etc).
    • LLB damper stuff, especially Cu segments.
  • Calibrate PI vertical LVDT.
  • Set yoke on PI vertical LVDT (if necessary).
  • Calibrate PI horizontal LVDTs.
  • Unlock BF keystone and try running BF fishing rod to fix sag problem.

Minor Tasks

Mechanical

  • Get clean bag laundered.
  • Put pointy-tipped screw in RM trolley for BS
  • Swap out temporary ballast mass in BF, SF.
  • Return/replace borrowed parts:
    • Lock washers for LBB dampers
    • Temporary ballast mass (dog clamps) in BF.
    • Wide-mouth OSEMs from RM to Akutsu-san
  • Adjust height of crossbars below BF.
  • If possible, fix galled pole in BF level of EQ stop.
  • Swap in new F0-SF maraging rod (with 8-mm heads) and new receptacles to match.
  • Check inside SF for lost ruler.
  • Tighten PI yaw return spring.
  • Get Cu O-rings for feedthroughs.

Electrical

  • Decide final in-vacuum and in-air cable routing (Enzo).
  • Calibrate all LVDTs (Enzo, Mark).
  • Remove cling wrap in BF and install vacuum-compatible heat shrink.
  • Remove cling wrap on connections for PI vertical stepper and install vacuum-compatible heat shrink (needs wider diameter heat shrink or smaller pins).
  • Rewire PI horizontal steppers with vacuum-compatible cable.
  • Adjust yoke on BF to put top of secondary at 6 mm above top of baseplate (or to give ≈0 counts at nominal height).

Real-time and SUMCON models

  • Create SUMCON models for full BS and major installation milestones.

  • Create controls design description (cf LIGO-T1100378).

  • Make table of ADC/DAC assignments and check for consistency with D1503600 and k1visbs (Enzo, Mark)
  • Understand/document/debug Kokeyama-san's DIO stuff.
  • Measure LPCD and HPCD output filter response.
  • Design and install software compensation filters for LPCD and HPCD output filters.
  • Design and install GAS drift compensation filters.
  • Create a proper DAC Monitor MEDM screen.
  • Improve ADC Monitor MEDM screen.

SR Prep Tasks

Design/Purchasing

  • Do rough mass budget for SR2/SR3/SRM.
  • Design SR assembly frame.
  • Design final SF ballast masses (Fabian).

KAGRA/Subgroups/VIS/TypeB/ToDoBS (last edited 2019-01-04 15:21:23 by MarkBarton)