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[[../BSTestHangIssues|Issues to fix after BS Test Hang]] | [[#EveryWeek |Every Week]] [[#ComingWeeks |Coming Weeks]] [[#RealBSHang|Preparation for Real BS Hang]] [[#SRPrepTasks|Preparation for SR Installation]] <<Anchor(EveryWeek)>> |
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* Get stuff from [[../WishList]] | |
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== Longer Term == | <<Anchor(ComingWeeks)>> == Coming Weeks 2017-07-03 == === Facilities === |
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=== Design/Purchasing === * Do rough mass budget for SR2/SR3/SRM. * Design SR assembly frame. * Get another D-Sub breakout (Hirata). * Design final SF ballast masses (Fabian). * 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). |
=== Design/Documentation/Planning === * Solve magic wand problem. * Try rearranging arc weights to make room for magic wand (3D CAD or actual weights; Fabian or Hirata-san). * If needed based on previous, order longer threaded rods for arc weights on PI (Hirata-san). * Alternatively, have magic wand cut down (Hirata-san). * Final ballast mass design for BF and SF. * --(Revised design (Fabian).)-- * Do revised drawings (Hirata-san). * Decide final numbers. * Get quote. * Place order. * Final ballast mass for IM. * Final design (Fabian). * Drawings (Hirata-san). * Get quotes (Hirata-san) * Place order (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). * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). * LBB ballast mass. * Research real payload. * Measure total load capacity (see Main Assembly section). * Do improved mass budget. |
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=== Real-time and SUMCON models === * --(Adjust OSEM ADC and DAC channel assignments to match cabling changes.)-- * --(Check PI section of k1visbs model.)-- |
== BS Prism/Flag gluing == * Get 5 mm prisms cut down to 3 mm (ATC, Hirata-san). * Get magnet jigs remade (ATC). * Assemble (glue) remade magnet jigs. * Clean magnet jigs, prisms. * 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 mirror, mirror box, tools etc from Kashiwa. * Ship mirror to Kamioka via Akabou. * Ship gluing tools to Kamioka via Yu-Pack. * Glue flags/prisms. === Electronics === * 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) === Main Assembly === * Do TFs. * Experiment with rearranging arc weights to accommodate magic wand. * Remove arc weights; load onto LBB; measure total load capacity. * Unload arc weights and store. * Dismantle LBB and rings. * Remove screw feet. * Replace blocks. * Unhook. * Reinstall spacers and clamps on LBB damper rings. * Unhook rods supporting LBB intermediate ring. <<Anchor(RealBSHang)>> == Real BS Hang Tasks == === Major Tasks === * 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). * 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 [[https://dcc.ligo.org/LIGO-T1100378/public|LIGO-T1100378]]). |
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== 2017-06-12 == | <<Anchor(SRPrepTasks)>> |
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=== Facilities === === Main Assembly === * Unlock BF keystone and try running BF fishing rod to fix sag problem. * --(Check pitch/roll of SF and adjust trim as required.)-- * --(Prepare LBB.)-- * --(Attach LBB outriggers and rod receptacles.)-- * --(Prepare LBB Cu ring.)-- * --(Remove from tank, fix incompletely threaded holes, reinstall in tank.)-- * --(Lay down spacers to protect magnets (in next step).)-- * --(Prepare LBB magnet ring.)-- * --(Disassemble.)-- * --(Pass pieces into tank.)-- * --(Reassemble on top of Cu ring.)-- * --(Install LBB damper.)-- * --(Bind LBB damper rings together with slings.)-- * --(Remove vacuum tank lid and ring.)-- * --(Crane rings up to install height, hook LBB magnet ring and support LBB Cu ring by TBD method.)-- * Crane suspension into tank. * Hook LBB Cu ring. * Hook LBB. * Crane vacuum tank lid+ring black on. * Remove vacuum tank lid (only). * Remove port covers where feedthroughs will go, move feedthroughs from assembly frame and install on vacuum tank ring. * Reconnect in-air cables. === Electronics === * Cabling: * Calibrate PI vertical LVDT. * Set yoke on PI vertical LVDT (if necessary). * --(Cable and test PI yaw stepper.)-- * --(Cable and test PI vertical stepper.)-- * --(Cable and test PI horizontal steppers.)-- * --(Cable and test PI horizontal LVDTs.)-- * Calibrate PI horizontal LVDTs. * --(Finalize OSEM cable lengths and update D1503600, E1503091 and Sato-san's spreadsheet.)-- * --(Recount cables in box and in test hang, and update Sato-san's spreadsheet.)-- * --(Cable and test PI vertical LVDT.)-- * --(Debug/fix PI vertical LVDTs #0 and #2.)-- * --(Debug/fix geophone #1.)-- * Calibrate PI vertical LVDT. * Set yoke on PI vertical LVDT (if necessary). * --(Cable and test PI horizontal LVDTs.)-- * Calibrate PI horizontal LVDTs. |
== 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 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 2017-07-03
Facilities
Design/Documentation/Planning
- Solve magic wand problem.
- Try rearranging arc weights to make room for magic wand (3D CAD or actual weights; Fabian or Hirata-san).
- If needed based on previous, order longer threaded rods for arc weights on PI (Hirata-san).
- Alternatively, have magic wand cut down (Hirata-san).
- Final ballast mass design for BF and SF.
Revised design (Fabian).
- Do revised drawings (Hirata-san).
- Decide final numbers.
- Get quote.
- Place order.
- Final ballast mass for IM.
- Final design (Fabian).
- Drawings (Hirata-san).
- Get quotes (Hirata-san)
- Place order (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).
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
- LBB ballast mass.
- Research real payload.
- Measure total load capacity (see Main Assembly section).
- Do improved mass budget.
BS Prism/Flag gluing
- Get 5 mm prisms cut down to 3 mm (ATC, Hirata-san).
- Get magnet jigs remade (ATC).
- Assemble (glue) remade magnet jigs.
- Clean magnet jigs, prisms.
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 mirror, mirror box, tools etc from Kashiwa.
- Ship mirror to Kamioka via Akabou.
- Ship gluing tools to Kamioka via Yu-Pack.
- Glue flags/prisms.
Electronics
- 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)
Main Assembly
- Do TFs.
- Experiment with rearranging arc weights to accommodate magic wand.
- Remove arc weights; load onto LBB; measure total load capacity.
- Unload arc weights and store.
- Dismantle LBB and rings.
- Remove screw feet.
- Replace blocks.
- Unhook.
- Reinstall spacers and clamps on LBB damper rings.
- Unhook rods supporting LBB intermediate ring.
Real BS Hang Tasks
Major Tasks
- 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).
- 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).