Actuator Noise Modeling Report

Document #:

JGW-T1503453-v10

Document type:

T

Submitted by:

Yuta Michimura

Updated by:

Yuta Michimura

Document Created:

30 Mar 2015, 20:05

Contents Revised:

30 Oct 2015, 09:13

DB Info Revised:

08 Sep 2016, 15:25

Abstract:

This report is to summarize the results of actuator noise modeling for the KAGRA suspensions. The modeling was done by using MATLAB Simulink based NoiseBudget script made by Chris Wipf.

The latest version is maintained in the KAGRA svn. Please download the latest version from
https://granite.phys.s.u-tokyo.ac.jp/svn/LCGT/trunk/kagranoisebudget/Suspensions/report/ActuatorNoise_ModelingReport.pdf

Actuator design summary:
http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/VIS/ActuatorDesign

Files in Document:

• ActuatorNoise_ModelingReport.pdf (522.5 kB)

Topics:

• Detector:Suspensions
• Detector:Interferometer Sensing and Control:Length Sensing and Control
• Activity:KAGRA
• Detector:Seismic Isolation

Authors:

• Yuta Michimura

Keywords:

SAS VIS actuator OSEM MIF

Referenced by:

• JGW-T1504450: BS Actuator Design (including design for SRs and PRs)
• JGW-P1707051: Mirror actuation design for the interferometer control of the KAGRA gravitational wave telescope
• JGW-E1605035: VIS Document and Drawing Tree (BS)
• JGW-E1605517: MIF Documents and Drawings Tree
• JGW-T1910142: Noise and range calculations for using High Power Coil Driver for the test mass stage of cryopayload
• JGW-T2011661: Actuator modification for cryopayload