PowerPoint PresentationIn-stream Tidal Energy:
University of Washington
CEE500 - October 22, 2009
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Comparable to wind
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Race Rocks
Demonstration turbine
Marrowstone Island
*
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Motivation
Tidal energy advantages
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Considerations
Cost (difficult environment)
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Focus on Wave Energy
University of Washington
Co-Director (Phil Malte)
Partners
NREL, Snohomish PUD, BioSonics, Sound & Sea Technology, EPRI, Verdant Power, PNWER
Northwest National Marine Energy Center
Northwest National Marine Renewable Energy Center
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UW Focus areas (tidal):
MS students: Chris Bassett, Jeff Epler, Sam Gooch
APL staff: Joe Talbert, Alex deKlerk
Northwest National Marine Renewable Energy Center
Velocity Time Series
Northwest National Marine Renewable Energy Center
Turbulence
Directionality
Boundary Layer Effects
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Underwater Noise: spectra
Bassett, in progress
Underwater Noise: sources
Other ship traffic
Underwater Noise: sources
Other ship traffic
Underwater noise – cummulative
Bassett, in progress
Underwater pseudo-noise:
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Northwest National Marine Renewable Energy Center
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Bottom characterization
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1D Channel Model
Tidal range impact of 145 MW plant
Northwest National Marine Renewable Energy Center
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Single reference frame (SRF) simulations
Northwest National Marine Renewable Energy Center
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Before
After
M. Tuttle (ME), B. Polagye (ME)
Northwest National Marine Renewable Energy Center
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Glass fiber in epoxy
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Questions?
nnmrec.oregonstate.edu (OSU - Wave)
depts.washington.edu/nnmrec (UW - Tidal)
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300 kHz ADCP (velocity)