Type B local control systems and displacement sensing of the suspended optic - 22nd F2F

Document #:

JGW-G1910095-v1

Document type:

G

Submitted by:

Tak Lun Terrence Tsang

Updated by:

Tak Lun Terrence Tsang

Document Created:

19 Apr 2019, 08:47

Contents Revised:

19 Apr 2019, 08:47

DB Info Revised:

19 Apr 2019, 08:47

Abstract:

We modified the suspension model to have a new control topology that resembles a classical PID control without proportional control. We installed the displacement sensing mechanism for the suspended optic and have diagonalized the signal to a satisfying level.

Files in Document:

• KAGRA VIS Type B Local Control and Optical Lever .pdf (2.0 MB)

Topics:

• Detector:Suspensions
• Management:Collaboration meeting:KAGRA F2F
• Activity:KAGRA

Authors:

• Tak Lun Terrence Tsang

Referenced by:

• JGW-T1910189: BS and SR TM optical lever (oplev) diagonalization matrix