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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 | [[../ToDoOldBS|Archived BS To-Do Items]] [[../ToDoSR|SR To-Do Items]] [[#EveryWeek |Every Week]] [[#ComingWeeks |Coming Weeks]] <<Anchor(EveryWeek)>> |
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=== Facilities (mostly full team) === * Clean up after floor work. |
=== Facilities === |
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* Get stuff from [[../WishList]] | |
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== 2017-05-09 == | <<Anchor(ComingWeeks)>> |
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=== Continue PI Prep === * Find, install and wire up PI yaw stepper and bracket. * Decide pattern of SF damper ring magnets (48 pieces). * Install magnets on SF damper ring. * Wire up PI vertical fishing rod stepper. * Wire up PI horizontal fishing rod steppers. * Install and wire up geophones. |
== 2017-10-16 == |
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=== Hanging SF/BF/IRM/IM/RM/BS === * Fix centering of SF/... section. * Remove PI again. * Do final trim of SF, fix LVDT if needed. * Remove Cu damper segment if necessary. * Lift PI and hang LBB damper ring. * Crane PI back in. * Install hex cable clamp on rod. * Re-hook SF/... section. |
=== Main Assembly Sequence === * --(Borrow portable hard drive.)-- * --(Remove sticker residue and permanent marker writing on PI.)-- * --(Fix broken and unreliable connections on IP LVDTs.)-- * --(Reconfigure the stepper motor cables for Miyo-kun.)-- * Wipe any rust from around IP LVDTs. * --(Add IP LVDT gains and offsets to IP_LVDTINF filter blocks.)-- * Calibrate IP LVDT actuation against IP LVDT sensing. * --(Install damping filters for IP LVDTs.)-- * Adjust gains and debug damping for IM OSEMs and GAS LVDTs. * Modify IP LVDT damping filters to include set point. * --(Install and debug IP LVDT and geophone diagonalization matrices.)-- * --(Work with alignment team.)-- * --(Work with Mirapro on SR LBB and tank installation (Hirata-san, from Wed))-- * --(Work with Miyo-kun to get user interface for stepper motors.)-- * --(Calibrate IP FR actuation against IP LVDT sensing.)-- * SR procurement. * --(Lower LBB by 17.5 mm; suspend and rebalance after removing table KOACH filters.)-- * --(Reroute cable to eliminate need for fifth feedthrough.)-- * Set all EQ stops to TBD clearance. * Measure IP period; adjust ballast mass. * Calibrate IP LVDT sensing against IP LVDT actuation, IP FRs. * TFs. |
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=== Electronics === * Count used, unused, broken and needed in-vacuum cables and send data to Sato-san. * Debug SF LVDT. * Make PI vertical/yaw stepper in-air adapter cable. * Finish adding retaining screws to cables at feedthroughs. * Check connections in new geophone adapters and make unscrambler cables if necessary. * Decide final length for BS OSEM cables. |
=== Etc === * Move stuff out of PR2 area. * Tidy/label parts. * Move safety bars from BS AF area to SR2 area. * (Put up safety bars in SR3 area.) * Close hole in floor above BS AF area. === Software === * --(Enter new IP matrices and do safe.snap.)-- * --(Send stepper driver info to Miyo-kun)--. * Update real-time model to number channels from #0. * Remove old OL stuff; add link to new OL stuff. * Remove unused screens. * Sort out SVN. * --(Add support for comments to SUMCON.)-- * Create SUMCON model with values commented. * --(Derive matrices for IP FRs.)-- === Design === * Finalize redesign of IP yaw adjuster. * Design better F0 FR adjuster. <<Anchor(RealBSHang)>> == Tasks Not To Forget == === Major Tasks === * (Time permitting) Try adding mass to IP. * Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD. * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). * Figure out how to make PI yaw adjustment reliable. === Minor Tasks === ==== Mechanical ==== * Put pointy-tipped screw in RM trolley for BS * Return/replace borrowed parts: * Temporary ballast mass (dog clamps) in BF. ==== Electrical ==== ==== 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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== Real-time and SUMCON models == |
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* Create a proper DAC Monitor MEDM screen. * Improve ADC Monitor MEDM screen. |
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
2017-10-16
Main Assembly Sequence
Borrow portable hard drive.
Remove sticker residue and permanent marker writing on PI.
Fix broken and unreliable connections on IP LVDTs.
Reconfigure the stepper motor cables for Miyo-kun.
- Wipe any rust from around IP LVDTs.
Add IP LVDT gains and offsets to IP_LVDTINF filter blocks.
- Calibrate IP LVDT actuation against IP LVDT sensing.
Install damping filters for IP LVDTs.
- Adjust gains and debug damping for IM OSEMs and GAS LVDTs.
- Modify IP LVDT damping filters to include set point.
Install and debug IP LVDT and geophone diagonalization matrices.
Work with alignment team.
Work with Mirapro on SR LBB and tank installation (Hirata-san, from Wed)
Work with Miyo-kun to get user interface for stepper motors.
Calibrate IP FR actuation against IP LVDT sensing.
- SR procurement.
Lower LBB by 17.5 mm; suspend and rebalance after removing table KOACH filters.
Reroute cable to eliminate need for fifth feedthrough.
- Set all EQ stops to TBD clearance.
- Measure IP period; adjust ballast mass.
- Calibrate IP LVDT sensing against IP LVDT actuation, IP FRs.
- TFs.
Etc
- Move stuff out of PR2 area.
- Tidy/label parts.
- Move safety bars from BS AF area to SR2 area.
- (Put up safety bars in SR3 area.)
- Close hole in floor above BS AF area.
Software
Enter new IP matrices and do safe.snap.
Send stepper driver info to Miyo-kun.
- Update real-time model to number channels from #0.
- Remove old OL stuff; add link to new OL stuff.
- Remove unused screens.
- Sort out SVN.
Add support for comments to SUMCON.
- Create SUMCON model with values commented.
Derive matrices for IP FRs.
Design
- Finalize redesign of IP yaw adjuster.
- Design better F0 FR adjuster.
Tasks Not To Forget
Major Tasks
- (Time permitting) Try adding mass to IP.
- Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD.
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
- Figure out how to make PI yaw adjustment reliable.
Minor Tasks
Mechanical
- Put pointy-tipped screw in RM trolley for BS
- Return/replace borrowed parts:
- Temporary ballast mass (dog clamps) in BF.
Electrical
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.