Differences between revisions 13 and 157 (spanning 144 versions)
⇤ ← Revision 13 as of 2017-03-31 16:41:12 →
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Editor: MarkBarton
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← Revision 157 as of 2017-10-10 08:59:50 → ⇥
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Editor: MarkBarton
Comment:
Deletions are marked like this. Additions are marked like this.
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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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2017-04-03 [[../ToDoOldBS|Archived BS To-Do Items]]
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== Facilities (mostly full team) ==
 * Clean up after floor work.		 [[../ToDoSR|SR To-Do Items]]

[[#EveryWeek |Every Week]]

[[#ComingWeeks |Coming Weeks]]

<<Anchor(EveryWeek)>>

== Every Week ==
=== Facilities ===
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 * Get stuff from [[../WishList]]
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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.		 <<Anchor(ComingWeeks)>>
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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		 == 2017-10-10 ==

=== Main Assembly Sequence ===
 * Account for second bubble level (might be on BF).
 * Borrow portable hard drive.
 * Clean up sticker residue and magic marker writing.
 * Remove LVDT modules; identify and replace screws.
 * Check that all in-air cables are labeled.
 * If possible, reroute cable to eliminate need for fifth feedthrough.
 * Debug all electronics, especially actuation.
 * Measure IP period; adjust ballast mass.
 * Calibrate all LVDTs. --(BF)--, --(SF)--, --(PI-GAS)--, PI-H1, PI-H2, PI-H3
 * Calibrate IP LVDT sensing against IP LVDT actuation, IP FRs.
 * Set all EQ stops to TBD clearance.
 * Install small KOACH filters on LBB.
 * Remove First Contact.
 * Cable optical lever (Simon, Enzo)
 * Align optical lever (Simon)
 * Get ready for full 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.

<<Anchor(RealBSHang)>>
== Tasks Not To Forget ==
=== Major Tasks ===
 * 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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 * Make spreadsheet on Google Docs or the like with in-vacuum cable inventory (Hirata)

== PI Prep ==
 * Prepare PI for moving.
  * Remove accelerometers.
  * Remove large weights.
  * Remove arc weights (move some to second floor, wrap rest for storage).
  * Attach lifting plates.
  * Wrap with clingwrap, cover with spare cleanbag.
 * Clear path to remove PI with forklift.
  * Move worktables.
  * Move portable cleanroom.
  * Shutdown rack and move electrical cables.
 * Prepare second floor for receiving PI.
  * Clean and clingwrap pallet.
  * Double-check dimensions.
  * Disconnect fan cables, curtain.
 * Crane PI into clean booth.
 * 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.

== 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).
 * Create a proper DAC Monitor MEDM screen.
 * Improve ADC Monitor MEDM screen.		  * 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.

VIS Type B BS Near Term To-Do List

Archived BS To-Do Items

SR To-Do Items

Every Week

Coming Weeks

Every Week

Facilities

  • Vacuum and roll floor.
  • Wipe ladders.
  • Tidy tools, parts.

  • Get stuff from ../WishList

2017-10-10

Main Assembly Sequence

  • Account for second bubble level (might be on BF).
  • Borrow portable hard drive.
  • Clean up sticker residue and magic marker writing.
  • Remove LVDT modules; identify and replace screws.
  • Check that all in-air cables are labeled.
  • If possible, reroute cable to eliminate need for fifth feedthrough.
  • Debug all electronics, especially actuation.
  • Measure IP period; adjust ballast mass.

  • Calibrate all LVDTs. BF, SF, PI-GAS, PI-H1, PI-H2, PI-H3

  • Calibrate IP LVDT sensing against IP LVDT actuation, IP FRs.
  • Set all EQ stops to TBD clearance.
  • Install small KOACH filters on LBB.
  • Remove First Contact.
  • Cable optical lever (Simon, Enzo)
  • Align optical lever (Simon)
  • Get ready for full 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.

Tasks Not To Forget

Major Tasks

  • 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.

KAGRA/Subgroups/VIS/TypeB/ToDoBS (last edited 2019-01-04 15:21:23 by MarkBarton)