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== Coming Weeks (2017-06-19, 2017-06-26) == | == 2017-08-16 == |
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* Remove cling wrap from stuff. * Plug stuff back in (charging station, KOACH filters, OL etc). * Power up rack. |
* --(Move cardboard box with old BF to storage.)-- * --(Tidy up Hirata-san's stuff in genkan of cleanbooth.)-- |
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=== Design/Documentation === * 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). |
=== Design/Documentation/Planning === * LBB ballast mass. * Research real payload. * Do improved mass budget. * Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD. === Electronics === * --(Return spare two Type5-2.2 cables to Sato-san's store.)-- * Recable/test BF LVDT. * --(Rip out remaining old in-air cabling.)-- * Lay new in-air cabling. * Reinstall LVDT chassis. |
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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. |
* Do final trim of IM/RM/TM. * Remove LBB blade assemblies from PI. * Remove LBB blades from holders. * Remove LBB rings. * Send rings for recleaning. |
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=== Electronics === | === Time permitting === <<Anchor(RealBSHang)>> == Real BS Hang Tasks == === Major Tasks === * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). |
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* Order final OSEM cables (six of 1.7 m, two of 2.2 m, two of 2.4 m; Sato-san). * 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. |
* 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. |
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=== 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. <<Anchor(RealBSHang)>> == Real BS Hang Tasks == === Major Tasks === * 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). * 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 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). |
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* Swap out temporary ballast mass in BF, SF. | * Get clean bag laundered. * Put pointy-tipped screw in RM trolley for BS * --(Swap out temporary ballast mass in BF)--, SF. |
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* Adjust height of crossbars below BF. * If possible, fix galled pole in BF level of EQ stop. |
* --(Adjust height of crossbars below BF.)-- * --(If possible, fix galled pole in BF level of EQ stop.)-- |
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* Check inside SF for lost ruler. | * --(Check inside SF for lost ruler.)-- |
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=== Electronics === * Get cables/cards for SR3: * 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 |
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
2017-08-16
Facilities
Move cardboard box with old BF to storage.
Tidy up Hirata-san's stuff in genkan of cleanbooth.
Design/Documentation/Planning
- LBB ballast mass.
- Research real payload.
- Do improved mass budget.
- Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD.
Electronics
Return spare two Type5-2.2 cables to Sato-san's store.
- Recable/test BF LVDT.
Rip out remaining old in-air cabling.
- Lay new in-air cabling.
- Reinstall LVDT chassis.
Main Assembly
- Do final trim of IM/RM/TM.
- Remove LBB blade assemblies from PI.
- Remove LBB blades from holders.
- Remove LBB rings.
- Send rings for recleaning.
Time permitting
Real BS Hang Tasks
Major Tasks
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-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.
- 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.
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).
Electronics
- Get cables/cards for SR3:
- 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