314x Filetype PPTX File size 1.78 MB Source: u.osu.edu
Introduction/Significance
Story Time! (Caithness Coastline) 1
As nonrenewable resources diminish, the need for renewable
resources increases rapidly
Wind Production became very popular
How can we use the vast oceans and the power it produces?
Underwater Wind Turbines!
1. (2011). A Rising Tide? Marine Energy in Scotland.
Live Science
http://www.livescience.com/47188-ocean-turbines-renewable-
energy.html
Current State of the Technology
US Department of Energy is working on 100 foot wingspan turbines
that provide enough energy to power 13,500 American
homes 24/71
Steel monopiles add support to newer underwater wind turbines 2
IPMC harvesters attached to the turbine blades3
1.Lewis, By Tanya. Underwater Ocean Turbines: A New Spin on Clean Energy?
2.Brown, Jeff L. (2001) Monopiles Provide Key to Capturing Ocean Energy.
3. Cellini, Filippo, et al. (2014) . Underwater Energy Harvesting from a Turbine Hosting Ionic Polymer Metal
Composites.
Ecopedia
http://ecopedia.com/wp-
content/uploads/2013/03/Screen-shot-2013-
03-02-at-12.12.38-PM.png
Current Challenges
Concerns of clustered turbines impeding ocean currents 1
Effects of cables and electric currents on the surrounding
ecosystems 2
Intense corrosion and marine growth resistance required 3
High maintenance costs and low reliability = high risk 3
1. Lewis, Tanya. Underwater Ocean Turbines: A New Spin on Clean Energy?
2. Ouhmalman, Marcus C. (2007). Offshore Windmills and the effects of Electromagnetic Fields on Fish.
3. Bureau of Ocean Energy Management. Ocean Current Energy. The Guardian
https://i.guim.co.uk/img/static/sys-
images/Guardian/Pix/pictures/2009
Future Improvements
Can be built stronger and deeper into the ocean for better efficiency
1
River current energy conversion systems2
Models can be used to accurately predict the results3
1. Brookes, Kate, and Paul Thompson. (2014). Assessing Environmental Impacts of Offshore Wind Farms.
2. Khan, M. J., M. T. Iqbal, and J. E. Quaicoe. River Current Energy Conversion Systems: Progress, Prospects
and Challenges
3. Cellini, Filippo, et al. (2014) Underwater Energy Harvesting from a Turbine Hosting Ionic Polymer Metal
Composites
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