HomeMy WebLinkAboutWind MonitoringTower Install DougVaught V3 Energy 2007Wind Monitoring Tower Installation Alaska Energy AuthorityAlternative Energy and Energy EfficiencyDoug Vaught, P.E.V3 Energy, LLC, presentingPresentation developed by Mia Devine
Meteorological Tower• (Met tower)•100-feet tall•Guyed tower•Tilt-up tower
Met Tower Kit• Tower sections•Grounding rods•Anemometers•Vane•Temperature sensor•Data Logger
The Equipment•NRG Symphonie data logger•MMC data chip•SCM chip•Desiccant pack•Sampled every 2 seconds•Averaged every 10 minutes
Slope & Offset• Transfer function convertselectric signal into m/s ordegree value•Anemometer: use defaultslope & offset for NRG#40•Vane: Must specify the offset!
Site Selection• Local knowledge•Wind-shaped vegetation•Snow-swept areas
General Installation Steps• Clear the site and measure anchor points•Layout tower uphill and downwind
General Installation Steps• Select Anchor Type:–Screw-in–Duckbill/ arrowhead with drive rod–Rock anchor
General Installation Steps• Install the anchors
General Installation Steps• Lay out main tower: - 10’ and 5’ sections - attachments - base plate•Paint tower sections
General Installation Steps• Align the base plate with the anchors•Level the base plate•Secure the base plate with rebar
General Installation Steps• Horizontally assemble - bolt in tower section- slip on guy wire collars(red tag determines level)- elevate on tires/ blocks
General Installation Steps• Assemble the gin pole- safety cable- safety ropes
General Installation Steps• Lay out guy wires–Red tag has the lifting eye–Be careful not to mix up wires
Laying Out Guy WiresRear anchor guy wiresGin Pole lifting eyesSide anchor guy wires
• Wire sensors•Mount the booms with hose clamps•Wrap sensor wires down the tower & tapeGeneral Installation Steps
General Installation Steps• Connect the winch- 12 volt battery
Other Winch Options
General Installation Steps• Support and raise gin pole
General Installation Steps• Final arrangement of booms and sensors- Don’t stand under the tower or guy wires!
General Installation Steps• Erect tower while controlling side guy wires - positioning of people during the lift- 4 levels of guy wires
General Installation Steps• Hold tower back when nearly vertical
General Installation Steps• Move gin pole wires from winch anchor to rear/downhill anchor
General Installation Steps• Straighten tower by adjusting guy wire tension
General Installation Steps• Attach, wire, and configure data logger•Program the vane offset
General Installation Steps• Clean-up and final check of site
SummaryPhotos Courtesy of Doug Vaught (V3 Energy, LLC), Rebecca Garrett, Hannah Willard, Mia Devine, and Zach AdamPresentation Contacts:James Jensen, Project Manager, AEAMartina Dabo, Development Specialist, AEA907-269-3000Doug Vaught, 350-5047For more information and wind data:www.akenergyauthority.org/programwind.html