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|| - ||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TMS-VIS|TMS-VIS]] || --- ||<-2 style="text-align:center;"> [[KAGRA/Subgroups/VIS/Sensors/OSEM|OSEM]] || - || - ||
|| - || - || - || - || [[KAGRA/Subgroups/VIS/OpsManual/FishingRods|Fishing Rods]] || - || - ||
|| - || <style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TMS-VIS|TMS-VIS]]  || - || - || [[KAGRA/Subgroups/VIS/OpsManual/FishingRods|Fishing Rods]] || - || - ||
|| - || - ||
- ||<-2 style="text-align:center;"> [[KAGRA/Subgroups/VIS/Sensors/OSEM|OSEM]] || - || - ||
|| - || - || - ||<-3 style="text-align:center;"> [[KAGRA/Subgroups/VIS/TempControl|Temp. Control]] || - ||

Vibration Isolation System (VIS)

Requirements

VIS subgroup guarantee the following items;

  1. Isolation performance: Does not contaminate the design sensitivity

  2. Stability: Keep the above performance in anytime

  3. Operability: Recover the all VIS system automatically

Detail descriptions are written in here: JGW-E2011930

Design

Suspensions

Mechanics

Sensors

Actuators/Motors

Digital System

Control

Concept?

Type-A

Pre-Isolator

Inertial Sensor

Voice coil actuator

RTModel

General concept

Actuator Design

Type-B

GAS

LVDT

Solenoid actuator?

Guardian

---

-

Type-Bp

Magnetic damper

Photo Sensor

Picomotor

SDF

-

-

Type-C

Maraging wire

Optical Lever (OpLev)

Stepper Motor

-

-

-

<style="font-weight:bold;"> TMS-VIS

-

-

Fishing Rods

-

-

-

-

-

OSEM

-

-

-

-

-

Temp. Control

-

Meetings

Management

Other subsystem interfaces

For Users

VIS Apps

Weekly VIS meeting

Schedule

AEL interfaces

Bug Reports

SUMCON

Extraordinary meetings

Github Projects

DGS interfaces

Trouble Shooting

ModelPlotter

Old VISMeeting

AutoMeasurement

---

---

---

---

SuspensionControlModeling

---

---

---

---

Kontrol

Design

Detail Design

Installation

Commissioning

Operation

Future Upgrade

Suspension Design

CAD

Procedure

VIS Monitors

Manual

Upgrade

---

Rack Layout

Misc.

HealthCheck

├ ---

---

---

Cabling

Calibration

---

├ ---

---

---

---

Acceptance Test

---

├ ---

---

---

---

Diagonalization

---

---

---

---

---

---

TypeA

---

---

---

---

---

TypeB

---

---

---

---

---

TypeBp

---

---

---

---

---

TypeC

---

---

---

---

---

TMS-VIS

---

Links, Misic.

Documents

Wiki SEI, SUS

VIS Introduction

Log SEI, LHO, LLO, Virgo

VIS Doc. Tree 

Photos


/!\ [April 28. 2020] Miyo is cleaning up the VIS wiki pages. Progress is posted here.

KAGRA/Subgroups/VIS (last edited 2022-02-25 19:10:23 by HirotakaYuzurihara)