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Home My WebLink AboutTidal Energy Technollogy Cook Inlet NOAA ORPC MontyWorthington 08-24-2011-ATidal energy technology and ORPC’s projects in Cook Inlet Presented to NOAA/AEA stakeholder meeting August 24,2011 Monty Worthington, Project Development Director, ORPC Alaska LLC 2 Ocean Renewable Power Company Overview •Developer of technology and projects that convert river, tidal, and ocean currents into emission free electricity •Founded in 2004 with executive offices in Portland, Maine and project offices in •Anchorage, AK (ORPC Alaska, LLC) •Eastport, Maine (ORPC Maine, LLC) •Project sites in Cook Inlet and Nenana, AK, and Eastport, ME •Beta TIdGen™ Power System deployed and tested March -December 2010 3 •Community driven and focused •Technology development and environmental considerations are intrinsically connected ORPC Philosophy www.oceanrenewablepower.com4 Tidal energy technology 5-10 years ago … www.oceanrenewablepower.com Today … 5 Today … 6 Beta TidGen™ Power System Largest ocean energy power device ever installed in the U.S. ORPC Power Systems Beta TGU TidGen™RivGen™OCGen™ 7 ORPC Alaska’s Cook Inlet project sites 8 Why Cook Inlet? 4th largest tidal range in the world up to 12 meters (40 feet) Current velocities up to 10 knots Tidal resource is in the vicinity of electrical infrastructure -the Railbelt Grid Cook Inlet Tidal Current Phases 9 10 •Cook Inlet Tidal Energy Project 2nd Preliminary Permit issued 10/13/10 •East Foreland Tidal Energy Project Preliminary Permit issued 3/13/11 11 Fire Island Resource at Fire Island Site 12 Summary Statistics Reported at middle of water column Site ADM-1 ADM-2 ADM-3 Cook Velocity NaN NaN NaN NaN Mean speed (m/s)1.05 1.08 1.12 1.28 Max sustained speed (m/s)2.73 2.93 2.91 2.78 Ebb/flood asymmetry 0.97 0.95 0.96 0.85 Vertical shear (m/s per m)0.0108 0.0236 0.0178 0.028 Power NaN NaN NaN NaN Mean power density (kW/m2)1.28 1.51 1.34 1.71 Ebb/flood asymmetry 0.91 0.91 0.88 0.55 Direction NaN NaN NaN NaN Principle axis (deg)139 132 137 66 Standard deviation (deg)11 6 12 4 Ebb/flood asymmetry (deg)15.1 4.1 26.3 6.2 East Foreland Cook Inlet Tidal Energy Pilot Project Site – Project Development 13 14 Pre and post deployment fish studies Pre and post deployment Beluga monitoring Visual monitoring Passive Acoustic Monitoring Sediment transport modeling Working with UAA researchers to develop modeling and study plan Cook Inlet Environmental Studies Work Planned for 2011-2012 at East Foreland •Circulation modeling performed at UAA •Stationary ADCP survey for full lunar cycle (28 days) •Scoping and initiation of environmental studies •Geophysical and geotechnical data collection including detailed multibeam bathymetry, sidescan, sub bottom profiler 16 •High quality, sustainable Jobs •Money to local economies •Out of state investment •Exportable expertise •New materials & fabrication techniques Economic Benefits 17 •$600,000 (DOE): beluga monitoring •$240,000 (DOE): Flume at UAA to circulate high silt content water and test critical device components •$830,000 (Denali Commission EETG funds): Phase 1 of the Nenena RivGen™ Project •Over $1,000,000 private capital invested in ORPC projects in Alaska Bringing investment to Alaska 4040 18 Economic Impact Central Alaska Partners, Contractors, Vendors and Consultants MatSu Borough TerraSond Fairbanks Region Jon’s Machine Shop University of Alaska Fairbanks Kenai Peninsula Borough Aquacoustics, Inc. Specialty Electric Supply Scott Dickerson Photography Kenai Homer Anchorage Nenana Fairbanks Municipality of Anchorage ORPC Alaska Office Alaska Serigraphics Arctic Office Products GCI HDR/DTA Holloway Associates, LLC Kinetic Laboratories Inc LGL Limited Marsh Creek, LLC Northwest Arctic Aviation PND Engineers, Inc. Restoration Science & Engineering The UPS Store www.oceanrenewablepower.com19 Tidal Energy in Alaska is possible,working together we can help make it a reality Questions?