Post on 14-Jan-2016
Problems Faced at some Field Installations Problems Faced at some Field Installations at the IMS Infrasound Stationsat the IMS Infrasound Stations
Infrasound Workshop – Tokyo – November 2007
Stefi StefanovaInstallation and Certification Group
IMS Division - CTBTO
Infrasound WorkshopTokyo 2007
Solutions • Upgrade • Engineering re-design
Problems• Deterioration due to natural causes • Change of the design• Logistics
Introduction
Installation and Certification
Problems
Solutions
Plan of the PresentationPlan of the Presentation
Installation and Certification• IMS Infrasound Network • Diverse Environments• Array Design and Installation
Problems• Deterioration due to natural causes • Change of the design• Logistics
Installation and Certification• IMS Infrasound Network • Diverse Environments• Array Design and Installation
Solutions • Upgrade • Engineering re-design
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Future Development
Installation and CertificationInstallation and Certification
IMS Infrasound Stations:IMS Infrasound Stations:
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
The IMS Infrasound NetworkThe IMS Infrasound Network
Certified Stations Stations under Construction/Negotiations Not Started
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Different Environmental ConditionsDifferent Environmental Conditions
IS47 South Africa
IS55 Antarctica
IS04 Australia
IS52 BIOT
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Components of an Infrasound StationComponents of an Infrasound Station
Pipe Array
Battery Vault
Equipment Vault
Antenna Tower
Battery Vault
Top View
Side View
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Components of an Infrasound StationComponents of an Infrasound Station
Pipe ArrayPipe Array
Battery Battery VaultVault
Equipment VaultEquipment Vault
Antenna TowerAntenna Tower
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Wind-Noise Reducing Pipe ArrayWind-Noise Reducing Pipe Array
Above ground array Buried array
Galvanized Iron pipesStainless steel pipes
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Equipment VaultsEquipment Vaults
Metal Plastic Concrete
Above Ground Vaults – Protected Plastic Boxes
Underground Vaults
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Power Supply at the stationsPower Supply at the stations
• Mains Power• Solar Panels• Thermo-electrical generator• Hybrid systems
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Future Development
Common ProblemsCommon Problems
Field Installations:Field Installations:
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Design / Actions• Logistics
Solutions
CorrosionCorrosion
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Design / Actions• Logistics
Solutions
Groundwater Intrusion / Surface WaterGroundwater Intrusion / Surface Water
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Design / Actions• Logistics
Solutions
Mass Movement / Landslides Mass Movement / Landslides
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Design / Actions• Logistics
Solutions
Expansive SoilsExpansive Soils
Hydro-expansion and Hydro-compaction
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Problematic Post-Certification Problematic Post-Certification Modifications Modifications
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Infrasound Noise from Wind GeneratorsInfrasound Noise from Wind Generators
Spectrogram
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Access / Transport Access / Transport
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems
Solutions
Future Development
Some ExamplesSome Examples
Solutions:Solutions:
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Evade the Corrosion Evade the Corrosion
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Adapted Pipe Arrays Adapted Pipe Arrays
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Power and Transmission Boxes Power and Transmission Boxes
Battery Vault Battery Vault
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Prefabricated Vaults Prefabricated Vaults
Infrasound WorkshopTokyo 2007
Introduction
Installation and Certification
Problems• Natural Causes• Upgrades/Noise• Logistics
Solutions
Some Visitors … Some Visitors …
IS14 Chile IIS11 Cape Verde
IS50 Ascension
IS35 Namibia
Infrasound WorkshopTokyo 2007
Thank youThank you