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2017-04-03 | [[../ToDoOld|Archived To-Do Items]] |
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== Facilities (mostly full team) == * Clean up after floor work. |
[[#EveryWeek |Every Week]] [[#ComingWeeks |Coming Weeks]] [[#RealBSHang|Preparation for Real BS Hang]] [[#SRPrepTasks|Preparation for SR Installation]] <<Anchor(EveryWeek)>> == Every Week == === Facilities === |
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* Get stuff from [[../WishList]] | |
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== PI Move == * General prep * Decide if air shower needs to be moved. * Triple-check dimensions around second-floor parking spot for PI; decide best place for pallet. * Check for obstacles along path around -X side of cleanbooth. * Find/clean Saito-sensei's PI lifting adapter and any needed fasteners. * Check both crane remote controls (clean and dirty) are charged. * Prepare PI for moving. * Remove accelerometers and store safely. * Remove large weights. (How? With forklift at last minute? Where to?) * Remove arc weights (move some to second floor, wrap rest for storage). * Attach lifting plates. * Wrap with clingwrap, cover with spare cleanbag. * Remove old cabling from PI to rack. * Prepare second floor for receiving PI. * Clean and clingwrap pallet. * Find metal plates and/or duckboards for on top of pallets. * Move BS cables on -Y side of tank off top of beam. * Find shims (about 75 mm high) to put on beam where cables were, to help support pallet. * Clear path to remove PI with forklift. * Move any obstacles identified previously. * Shutdown BS/PR2 racks and move electrical cables. * Move any stored items on -Y side of portable cleanroom. * Move portable cleanroom towards -Y. * Move worktables from next to BS/PR2 racks. * Move PI * Disconnect fan cables, curtain (Miyoki-san). * Unzip ceiling panel. * Crane pallet into cleanbooth. * Lay foil on pallet. * Forklift PI to -X,+Y corner of cleanbooth * Crane PI into clean booth. * Cleanup * Zip up ceiling panel. * Reconnect fan cables, curtain (Miyoki-san). * Replace tables near BS/PR2 racks * Move portable cleanroom back to original spot. * Re-lay electrical cables. * Power up racks. |
<<Anchor(ComingWeeks)>> == Coming Weeks 2017-07-03 == === Facilities === |
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== Continue PI Prep == * Finish reattaching repaired LVDT coil(s) and redoing connectors with correct gender. * Install fishing rod. * Find table, weights, etc for use with LBB blade bending jigs. * Install LLB blades. * Install LLB blade units in PI. |
=== 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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== Hanging BF/IRM/IM/RM/BS (mostly Mark, Fabian, Perry) == * Reroute in-vacuum cables up to SF level; add in-vacuum extension cables if necessary. * Test SF LVDT. * Test SF fishing rod stepper. |
== 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) |
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== Electronics (mostly Enzo, Mark) == * Make more anti-feedthrough adapters. * Add retaining screws to cables at feedthroughs (mostly done, needs finishing). * Work with Miyo-kun to get pico drivers added to BS rack and screens * Update E1503600 with DIO card for HPCDs, etc, etc. * Decide final length for BS OSEM cables (Enzo, Mark, Fabian) * Send list of required in-vacuum cables to Takahashi-san |
=== 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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* Make spreadsheet on Google Docs or the like with in-vacuum cable inventory (Hirata) == Real-time and SUMCON models (mostly Perry, Mark) == * Get Perry (and Enzo) set up with SUMCON. * Update SUMCON model of full BS. * Do cut-down SUMCON model of just payload hanging from fixed BS. * Compare measured TFs to cut-down model(s). |
* 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. |
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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 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).