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== Coming Weeks (2017-06-19, 2017-06-26) == | == Coming Weeks 2017-06-26 == |
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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. |
=== Design/Documentation/Planning === * Design final BF/SF ballast mass assuming BF can be made to work without rebuild (Fabian). * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). * Do version of 3D CAD with test-hang arrangement of suspension and LBB damper stuff (Hirata-san). * Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san). == BS Prism/Flag gluing == * --(Push Hirose-san to set exact date.)-- * --(Organize NAOJ vehicle for Mitaka->Kashiwa)-- * Organize transport company for Kashiwa->Kamioka * Akabou Yoshihara Delivery Service (赤帽よしはら運送) yoshihara@akabou.ne.jp (吉原様) * Collect all items required. * --(Mirror box.)-- * --(Prisms.)-- * --(Stub flags.)-- * --(Magnets: SmCo, 2 mm diameter, 3 mm long)-- * --(Prism jigs)-- * --(Flag jigs)-- * Glue magnets to flags, 2 N, 2 S. * --(Organize clean suits.)-- * --(Make a list of people's sizes)-- * --(Get Mark/Enzo to bring from Kamioka.)-- |
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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). * 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 black on. * Remove vacuum tank lid (only). * Add ballast to LBB. |
* --(Adjust pitch/yaw/vertical of dummy optic.)-- * --(Crane tank lid on.)-- * Start TFs. |
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* 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. |
* --(Wash extra F-F gender benders.)-- * --(Fix broken picomotor cable.)-- * Install new LVDT driver and set gains. * Document LVDT driver rebuild and other changes. * --(Debug all cabling!)-- * --(Fix #0 LVDT actuator coil.)-- |
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* --(Sort out naming convention for PI LVDTs, geophones and horizontal steppers.)-- === LSOL === * --(Assist Simon with hardware installation of LSOL.)-- * --(Assist Simon with modifications to realtime model for LSOL.)-- |
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* Derive and install PI LVDT matrices. * Check LSOL section of k1visbs model. |
* --(Derive and install PI LVDT matrices.)-- * --(Check LSOL section of k1visbs model.)-- |
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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). |
--( * Final ballast mass design for BF and SF (Fabian).)-- * Final ballast mass production for BF and SF (Hirata-san). (have quotes) * Design of receptacles for rods with 8 mm heads. * --(Get final OSEM cables (six of 1.7 m, two of 2.2 m, two of 2.4 m; Sato-san).)-- |
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* Set up filter build/test stand. | * Set up build/test stand for filters. |
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* Coordinate with Hirose-san. * Book transport of mirror (Kashiwa to KAGRA) * Gather mirror box, gluing supplies, prisms, magnets, new flags, new flag jigs. |
* --(Coordinate with Hirose-san)--. * Book transport of mirror (Kashiwa or Mitaka to KAGRA) * --(Gather mirror box, gluing supplies, prisms, magnets, new flags, new flag jigs)--. |
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* Organize cleanroom gear for Kashiwa trip(s). | * --(Organize cleanroom gear for Kashiwa trip(s).)-- |
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* Finish/post assembly drawing for LBB and LBB damper ring (Hirata). | |
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* 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
Preparation for SR Installation
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders.
- Tidy tools, parts.
Get stuff from ../WishList
Coming Weeks 2017-06-26
Facilities
Design/Documentation/Planning
- Design final BF/SF ballast mass assuming BF can be made to work without rebuild (Fabian).
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
- Do version of 3D CAD with test-hang arrangement of suspension and LBB damper stuff (Hirata-san).
- Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san).
BS Prism/Flag gluing
Push Hirose-san to set exact date.
Organize NAOJ vehicle for Mitaka->Kashiwa
Organize transport company for Kashiwa->Kamioka
Akabou Yoshihara Delivery Service (赤帽よしはら運送) yoshihara@akabou.ne.jp (吉原様)
- Collect all items required.
Mirror box.
Prisms.
Stub flags.
Magnets: SmCo, 2 mm diameter, 3 mm long
Prism jigs
Flag jigs
- Glue magnets to flags, 2 N, 2 S.
Organize clean suits.
Make a list of people's sizes
Get Mark/Enzo to bring from Kamioka.
Main Assembly
Adjust pitch/yaw/vertical of dummy optic.
Crane tank lid on.
- Start TFs.
Electronics
Wash extra F-F gender benders.
Fix broken picomotor cable.
- Install new LVDT driver and set gains.
- Document LVDT driver rebuild and other changes.
Debug all cabling!
Fix #0 LVDT actuator coil.
- Get pico drive screens fixed (Miyo-kun)
Sort out naming convention for PI LVDTs, geophones and horizontal steppers.
LSOL
Assist Simon with hardware installation of LSOL.
Assist Simon with modifications to realtime model for LSOL.
Real-time and SUMCON models
Derive and install PI LVDT matrices.
Check LSOL section of k1visbs model.
Real BS Hang Tasks
Major Tasks
* Final ballast mass design for BF and SF (Fabian).
- Final ballast mass production for BF and SF (Hirata-san). (have quotes)
- Design of receptacles for rods with 8 mm heads.
Get final OSEM cables (six of 1.7 m, two of 2.2 m, two of 2.4 m; Sato-san).
- Possible rebuild of BF and/or SF
- Set up build/test stand for filters.
- Get filter test weights.
- Find spare BF blade(s).
- Prepare real BS:
Coordinate with Hirose-san.
- Book transport of mirror (Kashiwa or Mitaka 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.
- Reclean stuff:
- PI (remove Kapton tape etc, etc).
- LLB damper stuff, especially Cu segments.
- 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.
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).