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= VIS Type B Near Term To-Do List = | = VIS Type B BS Near Term To-Do List = |
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[[../ToDoOld|Archived To-Do Items]] | [[../ToDoOldBS|Archived BS To-Do Items]] |
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[[#SRPrepTasks|Preparation for SR Installation]] |
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== Coming Weeks 2017-06-26 == === Facilities === |
== 2017-08-21 == |
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* 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 transport company for Kashiwa->Kamioka * Organize NAOJ vehicle for Mitaka->Kashiwa * 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: * Mark: LL, 29 cm * Fabian: L, 26.5 or 27 cm * Hirata: M, 25.5 cm * Enzo: L, 27 or 28 cm * Get ones at Mitaka laundered? * Get Mark/Enzo to bring from Kamioka? |
* Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD. |
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* Adjust pitch/yaw/vertical of dummy optic. * Crane tank lid on. * Start TFs. |
* --(Wrap new IM bottom ballast masses (Mozumi).)-- * --(Install new IM masses.)-- * --(Set up optical level.)-- * --(Adjust IM ballast mass to give desired roll/pitch/vertical.)-- * --(Level BF.)-- * --(Cable BF LVDT, test and calibrate.)-- * --(Adjust top of IRM to level.)-- * --(Install IRM side panels.)-- * --(Install IRM OSEMs.)-- * --(Cable IRM OSEMs)-- and test. * --(Adjust IRM and IRM OSEMs to get good alignment of IRM OSEMs and IM-IRM stops.)-- * Add extra ballast mass to BF. * Add BF cap but don't anchor cables. * Cable and test BF cap picos. * Lift BF/IRM/IM/RM/BS and weigh. * Adjust BF ballast if necessary. * Crane in SF. * Hook up BF/IRM/IM/RM/BS. * Route cables up to SF. * Adjust BF ballast if necessary. |
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=== 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! * Get pico drive screens fixed (Miyo-kun) * Sort out naming convention for PI LVDTs, geophones and horizontal steppers. BS PI Geo #0 ~ #2 ; BS PI LVDT #0 ~ #2 ; BS PI Stepper #0 ~ #2 === 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. |
=== Time permitting === * Lay more new in-air cabling. |
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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). * 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. |
* 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). )-- * --(Design of receptacles for rods with 8 mm heads.)-- * --(Possible rebuild of BF)-- * --(Set up build/test stand for filters.)-- * --(Get filter test weights.)-- * --(Find spare BF blade(s).)-- |
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* 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 SF LVDT. |
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* Unlock BF keystone and try running BF fishing rod to fix sag problem. | |
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* Swap out temporary ballast mass in BF, SF. | * Put pointy-tipped screw in RM trolley for BS * --(Swap out temporary ballast mass in BF)--, SF. |
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* 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. |
* --(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.)-- |
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* Check inside SF for lost ruler. | * --(Check inside SF for lost ruler.)-- |
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* Calibrate all LVDTs (Enzo, Mark). * Remove cling wrap in BF and install vacuum-compatible heat shrink. |
* Calibrate all LVDTs (Enzo, Mark). --(BF)--, SF, PI-GAS, PI-H1, PI-H2, PI-H3 * --(Remove cling wrap in BF and install vacuum-compatible heat shrink.)-- |
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* Adjust yoke on BF to put top of secondary at 6 mm above top of baseplate (or to give ≈0 counts at nominal height). | * Adjust yoke on BF to put top of secondary at 3.5 mm above top of baseplate (or to give ≈0 counts at nominal height). * Adjust yoke on SF to put top of secondary at 6 mm above top of baseplate (or to give ≈0 counts at nominal height). * Adjust yoke on PI to put top of secondary at TBD mm above top of baseplate (or to give ≈0 counts at nominal height). |
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<<Anchor(SRPrepTasks)>> == SR Prep Tasks == === Design/Purchasing === * Do rough mass budget for SR2/SR3/SRM. * Design SR assembly frame. * Design final SF ballast masses (Fabian). |
VIS Type B BS Near Term To-Do List
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders.
- Tidy tools, parts.
Get stuff from ../WishList
2017-08-21
Design/Documentation/Planning
- Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD.
Main Assembly
Wrap new IM bottom ballast masses (Mozumi).
Install new IM masses.
Set up optical level.
Adjust IM ballast mass to give desired roll/pitch/vertical.
Level BF.
Cable BF LVDT, test and calibrate.
Adjust top of IRM to level.
Install IRM side panels.
Install IRM OSEMs.
Cable IRM OSEMs and test.
Adjust IRM and IRM OSEMs to get good alignment of IRM OSEMs and IM-IRM stops.
- Add extra ballast mass to BF.
- Add BF cap but don't anchor cables.
- Cable and test BF cap picos.
- Lift BF/IRM/IM/RM/BS and weigh.
- Adjust BF ballast if necessary.
- Crane in SF.
- Hook up BF/IRM/IM/RM/BS.
- Route cables up to SF.
- Adjust BF ballast if necessary.
Time permitting
- Lay more new in-air cabling.
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).
Design of receptacles for rods with 8 mm heads.
Possible rebuild of BF
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 SF LVDT.
- 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). BF, SF, PI-GAS, PI-H1, PI-H2, PI-H3
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 3.5 mm above top of baseplate (or to give ≈0 counts at nominal height).
- Adjust yoke on SF to put top of secondary at 6 mm above top of baseplate (or to give ≈0 counts at nominal height).
- Adjust yoke on PI to put top of secondary at TBD 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.