Update on ORPC Alaska Projects Alaska Hydrokinetic Technical - - PowerPoint PPT Presentation

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Update on ORPC Alaska Projects Alaska Hydrokinetic Technical - - PowerPoint PPT Presentation

Update on ORPC Alaska Projects Alaska Hydrokinetic Technical Conference October 26, 2011 Monty Worthington, Director Project Development, ORPC Alaska Ocean Renewable Power Company Overview Maine-based developer of Founded in 2004 with


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Update on ORPC Alaska Projects

Alaska Hydrokinetic Technical Conference October 26, 2011

Monty Worthington, Director – Project Development, ORPC Alaska

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Ocean Renewable Power Company Overview

  • Maine-based developer of

hydrokinetic power systems and projects that turn ocean and river currents into reliable supplies of clean, predictable electricity

  • Founded in 2004 with executive
  • ffices in Portland, Maine and

project offices in Eastport Maine, and Anchorage, AK

  • 28 employees, 4 in Alaska
  • Proprietary technology

including OCGen™, TidGen™, and RivGen™ power systems

  • Project sites in Cook Inlet and

Nenana, AK, and Eastport, ME, and partnering on projects in Nova Scotia

  • Beta Turbine Generator Unit

(TGU) deployed March 2010 - October 2011

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Beta TidGen™ Power System Largest ocean energy power device ever installed in the U.S.

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ORPC Power Systems

Beta TGU

150 kW TidGen™ 50 kW RivGen™ 600 kW OCGen™

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2012 2014 2012

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Why Cook Inlet?

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  • 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 Staggered tidal phases can lead to continuous power production

  • Univ. of Alaska-Anchorage Modeling
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Cook Inlet Tidal Current Phases

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ORPC Alaska’s Cook Inlet project sites

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  • Began Project in

northern Cook Inlet 2007, narrowed focus to Fire Island in 2009

  • Began East

Foreland Project in 2010, now the priority Pilot Project site

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  • Cook Inlet Tidal Energy Project 2nd FERC

Preliminary Permit received 10/10

  • East Foreland Tidal Energy Project FERC

Preliminary Permit received 3/11

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Fire Island

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Resource at Fire Island Site

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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

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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

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  • ORPC Project, DOE

funded

  • Directional Autonomous

Seafloor Acoustic Recorders (DASARs) - localize beluga vocalizations

  • Team CIBA collaboration

(ADF&G, NMML, UAF, UH)

  • Ecological Acoustic

Recorder (EAR) and C- POD

  • used by Team Cook Inlet

Beluga Acoustics

Passive Hydroacoustic Monitoring

Whale photo credit: NMFS, AK regional office

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East Foreland, Alaska Tidal Energy Project

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Work Completed at East Foreland in 2011

  • Circulation modeling

performed at UAA

  • Stationary ADCP survey for

full lunar cycle performed at five locations

  • Have two weeks of data from
  • ne site
  • 2 ADCPs yet to be recovered.

They contain more than six weeks of data.

  • Potential interconnect sites

have been identified.

  • Collaborating with HEA on

project development

  • UAA flume work continues.

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ADCP Data from Northernmost Site

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Work Planned for 2011-2012 at East Foreland

  • Recover ADCPs and analyze data
  • Do additional modeling calibration at UAA with ADCP data
  • Work with NOAA/AEA on modeling effort and provide input on

ADCP locations for spring 2012 deployment at 10 sites

  • Scope and initiate environmental studies including beluga

monitoring and pre-deployment fish studies

  • Collect geophysical and geotechnical data using multi-beam and

side scan sonar, sub-bottom profiler, magnetometer etc.

  • Test RivGen™ bottom support frame at Nikiski and initiate local

contractor relationships through this work

  • Work with HEA towards Power Sales Agreement
  • Submit FERC Draft Pilot License Application

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Beta TiGen™ Power System Largest ocean energy device ever installed in the U.S.

2013 2014 2015 2016-2017 Number

  • f TGUs

Project Output

Cook Inlet TidGen™ Array Project (1) TidGen™ device (3) TidGen™ devices 4 600 kW Cook Inlet OCGen™ Project (1) 4-TGU OCGen™ module or (2) 2-TGU OCGen™ module 4 600 kW East Foreland Pilot Project Buildout (22) 175kW TGU’s in Array of OCGen™ modules and/or TidGen™ devices 22 3,850 kW Additional capacity installed 150kW 450kW 600 kW 3,850kW 30 5.05 MW

East Foreland Tidal Energy Project Deployment Schedule, 2013-2016

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www.orpc.co

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RivGen™ Commercialization Project

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RivGen™ Commercialization Project

  • Bottom Support Frame

(BSF) and Anchor fabrication complete, testing in next two weeks at Nikiski

  • RivGen™ TGU under

construction and scheduled for testing in Eastport in March 2012

  • Investigating potential

sites for “clean water” RivGen™ Power System testing in 2012

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RivGen™ Commercialization in Nenana

  • 2008-2010
  • Site Characterization
  • 2011
  • Baseline Fish Study
  • Debris Detection System Test
  • Anchor Deployment
  • Bottom Support Frame (BSF)
  • 2012
  • Baseline Fish Study
  • Debris Diversion Device
  • 2013
  • RivGenTM Power System Deployment

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Anchor Deployment & Debris Detection System Validation

  • The bottom-mounted

Debris Detection System, designed by AHERC, was built, deployed, and calibrated

  • The RivGenTM anchoring

system was designed and

  • built. Initial anchor tests

exceeded design criteria

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RivGenTM Commercialization Schedule

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Year Location Conditions Activities and Tests 2011 Tanana River at Nenana, Alaska High suspended sediment and debris load, fresh water, seasonal ice cover Fabrication of bottom support frame and anchoring system, baseline fish studies, deployment and retrieval of anchors, design, build, and validation of debris detection system 2011-2012 East Foreland near Nikiski, AK High suspended sediment load, low debris load, marine, bi- directional flow Initial testing of the bottom support frame in 2011-2012; possible location for RivGenTM device test in 2012 2012 Cobscook Bay near Eastport, Maine Clear water, no debris, ice-free year round, marine, bi- directional flow Testing of first RivGenTM TGU at ORPC’s Maine testing facility; verification of TGU performance in marine environment; surface deployment 2012 Tanana River at Nenana, Alaska High suspended sediment and debris load, fresh water, seasonal ice cover Testing of a bottom-mounted debris diversion device and debris detection system; sedimentation studies; baseline fish studies 2012-2013 Igiugig, AK (or other clear water river site) Low suspended sediment load, low debris, ice-free except breakup, freshwater Testing and verification of RivGen™ Power System for low suspended sediment river sites 2013-2014 Tanana River at Nenana, AK High suspended sediment and debris load, fresh water, seasonal ice cover Testing and Verification of RivGen™ Power System for high suspended sediment and debris river sites

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  • $240,000 DOE grant to

ORPC is funding flume studies at UAA to circulate high silt content water and test critical device components

  • Will test several types
  • f bearings/seals in

Cook Inlet water samples

  • Will determine best

suited bearing/seals and maintenance cycles

UAA Suspended Sediment Flume

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Economic Impact Central Alaska Partners, Contractors and Consultants

MatSu Borough

TerraSond Ltd.

Fairbanks Region

ABS Alaskan, Inc. Airport Equipment Rentals Alaska Rubber & Rigging Inc. Boat Shop Fairbanks Paint and Glass Co. Jon’s Machine Shop University of Alaska Fairbanks

Kenai Peninsula Borough

Aquacoustics, Inc. Engineering and Technical Service, Inc. Homer Electric Association Specialty Electric Supply Kenai Homer

Anchorage

Nenana

Municipality of Anchorage

ORPC Alaska Office Alaska Industrial Hardware 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

Fairbanks

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www.orpc.co

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Thank You!

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