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Laura Engeman California Ocean Protection Council May 25, 2010

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Page 1: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Laura EngemanCalifornia Ocean Protection Council

May 25, 2010

Page 2: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Marine Renewable Energy Resources in California

Wave (Hydrokinetic)

Offshore Wind

Tidal Energy

Page 3: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Point Absorber

Overtopping DeviceOscillating Water Column

Attenuator Submerged Pressure Differential

Oscillating Surge Converter

Different approaches to harnessing energy from waves

Page 4: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Wave Energy Development Timeline

Robert Thresher, National Renewable Energy Laboratory, The United States Marine Hydrokinetic Renewable Energy Technology Roadmap, April 13, 2010

Page 5: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Proposed Wave Energy Projects in California

•PG&E Humboldt WaveConnect

•Greenwave Mendocino Wave Park

•Sonoma County Hydrokinetic Energy Project (SCHEP)

•Greenwave San Luis Obispo Wave Park

•PG&E Central Coast WaveConnect

•SARA, Inc. Catalina Island

Page 6: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

• Baseline Characterization of wave heights & directions, winds, and current profiles

Developer Site Selection based on Wave Climate

Page 7: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

•Bathymetry •Littoral processes•Marine mammal observations•Fish and invertebrates•Nearshore and intertidal habitats

Page 8: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Adaptive Management and Monitoring Information Needs

Pilot testing

Min/Max thresholds allowed for environmental impacts

• Wave forecast models

• Wave reduction  and shadow effects 

• Sediment transport changes

• Wave forecast models

• Wave reduction  and shadow effects 

• Sediment transport changes

Page 9: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

PG&E Humboldt WaveConnect Project

Page 10: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

PG&E WaveConnect Project

Demonstration Project of 4 to 5 Wave Devices

Page 11: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

1111

Humboldt WaveConnect Project Anticipated Timeline

Page 12: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

PG&E WaveConnectPreliminary Application

Baseline Characterization of SiteBathymetry SurveysSide‐Scan SonarSub‐bottom SurveySediment sampling

Modeling of Wave Attenuation

Page 13: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Oregon Wave Energy Trust•Cumulative effects framework• Sand transport• Seabird distribution (radar, survey)• Crab & fish baseline distribution

US Department of Energy ‐‐ NNMREC• Environmental Characterization, Test Berth Site• Sand transport and current modeling

US Minerals Management Service• Benthic habitat characterization

Page 14: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

UK Studies

UK Centre for Environment, Fisheries and Aquaculture Science (CEFAS)

Sediment transport monitoringAssessment of changes to the inshore wave regime

Page 15: Laura Engeman May - iooc.us · Microsoft PowerPoint - Ppt0000013.ppt [Read-Only] Author: nrome Created Date: 6/14/2010 10:26:18 AM

Surface Interactions with Wave Devices: High Specification Camera ObservationsGoal: Assess the effects of protruding elements of wave devices on marine mammals and birds