Information about the Type-Bp suspension

Current Type-Bp suspensions

• Overview

• PRM details

• PR2 details

• PR3 details

Original Type-Bp

Drawings

• PR3 assy (original Type-Bp)1

• PR3 assy (original Type-Bp)2

• PR2 assy (original Type-Bp)

Documents

• Damping simulation

• Modification Proposal

iKAGRA Type-Bp (PR3)

Drawings

• PR3 Assy

  • Dropbox link for the Inventor files (PR3)

• Chamber

• Top plate and poles

• Traverser interface plate screws

• Traverser location pin

• Bottom filter

• Payload

• IRM

• IM and IRM

• IM additional masses

• RM

• RM compensation masses

• Earthquake stop

• Earthquake stop for RM (additional machining)

• IM flag assembly jig

• Hanging frame

• RM base for the slider on the hanging frame

Documents

Reports

• Hight measurement of PR3 during the test hanging

• Hanging test report

• Summary of the iKAGRA PR3 work

Installation Procedure

• About the hanging frame slide rail

• How to Install Traverser Motors

• IM Assembly Procedure

• PR3 overall installation procedure

Simulation and Measurement

• OSEM calibration

• iKAGRA PR3 SAS performance

• Q value mesurement

bKAGRA Type-Bp

Drawings

• PR Assy

  • Dropbox link for the Inventor files(PR3)

  • Dropbox link for the Inventor files(PR2)

  • Dropbox link for the Inventor files(PRM)
• Top Stage

  • Top plate and poles

  • Traverser location pin

  • Traverser
  • Standard filter
• BF Stage

  • Bottom filter

  • BF additional parts

  • BFRM

• Payload

  • Payload Assembly Drawing

  • IRM

  • IM and IRM

  • RM

  • RM compensation masses

  • IM ballast mass

• Earthquake stop

  • Earthquake stop

  • Earthquake stop modified for BFRM

  • Earthquake stop for RM (additional machining)

• Optical Bench

  • Optical Bench

  • Optical Bench Suspension Wires

  • Optical Bench Suspension Related Parts

• Mirror

  • TM OSEM flag removing jig

• Vacuum Tank

  • Sectional View of the PR chambers

Measurements

• Standard filter optimal weight

• Bottom filter optimal weight

• Wide cavity OSEM DOF coupling

Documents

Design documents

• Documents for the modification concept

  • Plan IP

  • Plan BF1

  • Plan BF2

  • Plan BF3

• Design document for the modification

  • Installation Procedure Plan

  • Document for the basic design review

• Discussion documents about the LVDT on BF

  • Dicussion document with Virgo1 (Concept)

  • Discussion document with Virgo2 (temporaly design)

• Design Review

  • Basic Design Review

• Traverser Design memo http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3313

• Mass Estimation

Installation Procedure

• How to Install Traverser Motors

• IM Assembly Procedure

• Assembly Procedure Plan

Simulation

• Comparing the performance of the damping with several modification possiblities

• [[]]

Sensor and Actuator

OSEM

• OSEM Assembly

• Flexible circuit for OSEM

• OSEM satellite box

LVDT

• Circuit

• Test result

• Tuning manual

BF LVDT

• Drawings
• Test result

Coil Driver

• High power coil driver

DGS Rack

• Rack

Minutes of Meeting

• discussion on modification @ 160323

• Basic Design Review @ 160721

Work Notes

Type-Bp Work Notes

To Be Solved

PR関係のよくわかんない現象

• IMVとBFGASの伝達関数の効率が違う（calibrationのせい？）
• Actuator効率が計算より60%くらい違う