Proposal for Feasibility Study of Tidal Proposal for Feasibility Study of Tidal Energy Generation from Tacoma Energy Generation from Tacoma NarrowsNarrows

Burton Hamner, PresidentPuget Sound Tidal Power LLCSeattle, Washington

Consortium Representatives:Pam Klatt, Meridian EnvironmentalDr. Curtis Ebbesmeyer, Evans Hamilton/UW COFSDr. Bruce Adee, UW ME/EEDr. Julie Gustanski, Resource DimensionsDr Jim Dawson, BioSonicsBurt Hamner, PSTP/Williamson/Manson/CHE

www.pugetsoundtidalpower.com Burt@pugetsoundtidalpower.com

The Tacoma NarrowsThe Tacoma Narrows• Bottleneck of ocean separating Puget Sound north Bottleneck of ocean separating Puget Sound north

and south; 1.5 – 2 km wide, ~100m deep, 4 km and south; 1.5 – 2 km wide, ~100m deep, 4 km long, currents ~2 m/s = 4-6 knots peak.long, currents ~2 m/s = 4-6 knots peak.

• City of Tacoma ~200k peopleCity of Tacoma ~200k people• City of Tacoma Public Utilities dba “Tacoma Power”City of Tacoma Public Utilities dba “Tacoma Power”• Renewable power portfolio now required by lawRenewable power portfolio now required by law• It’s obvious to 90k cars/day on the Bridge – the It’s obvious to 90k cars/day on the Bridge – the

Narrows has powerNarrows has power• EPRI estimates that 15% power extraction = EPRI estimates that 15% power extraction =

120,000 MW120,000 MW

Could This Could This Really Work?Really Work?

And how, exactly???

Tacoma Power’s Tidal Tacoma Power’s Tidal ProjectProject

• EPRI study and this project sponsored EPRI study and this project sponsored by motivated Superintendent – by motivated Superintendent – Leadership!Leadership!

• EPRI study: “High-level” feasibility EPRI study: “High-level” feasibility guess using standardized modelsguess using standardized models

• Phase I: Fine-level scoping for a Pilot Phase I: Fine-level scoping for a Pilot Project: site, technology, construction, Project: site, technology, construction, permitting, economics (~$120K => permitting, economics (~$120K => SOWs, Task Costs)SOWs, Task Costs)

• Phase II: Pilot Project – Install a Turbine Phase II: Pilot Project – Install a Turbine and Study Itand Study It

Who is Puget Sound Tidal Power LLC?Who is Puget Sound Tidal Power LLC?

• Established to Help Utilities Develop Tidal PowerEstablished to Help Utilities Develop Tidal Power• Founder: Founder:

– 25 years experience around Puget Sound and in 15 25 years experience around Puget Sound and in 15 countries (US AID, UN, World Bank)countries (US AID, UN, World Bank)

– Environmental Planner for US Army Corps of Engineers Seattle District and WA Dept of Ecology

– UW MBA + Master of Marine Affairs / Coastal Zone UW MBA + Master of Marine Affairs / Coastal Zone Management, now coordinating across UW deptsManagement, now coordinating across UW depts

– Former Director, Washington Environmental Council, Former Director, Washington Environmental Council, People for Puget Sound, Seattle Aquarium SocietyPeople for Puget Sound, Seattle Aquarium Society

– Clean Tech consultant for US AID, World Bank, UN and Clean Tech consultant for US AID, World Bank, UN and others – technology, deployment and financingothers – technology, deployment and financing

• Technology: Technology: Patent pending on modular tidal accelerant Patent pending on modular tidal accelerant device; owner of a Gorlov helical turbine currently being device; owner of a Gorlov helical turbine currently being rigged for deployment with US Navyrigged for deployment with US Navy

PSTP LLC Cont..PSTP LLC Cont..• Partners:Partners:

– Local Dream Team of marine tech firms and Local Dream Team of marine tech firms and specialistsspecialists

– Objective: Puget Sound Consortium that is Objective: Puget Sound Consortium that is best in the world at tidal energy projectsbest in the world at tidal energy projects

• Business Strategy:Business Strategy:– Consulting and Grant-Funded R&DConsulting and Grant-Funded R&D– SmallSmall Tidal Power Systems – Remote Sites, Tidal Power Systems – Remote Sites,

Scalable. PSTP is NOT a utility-scale power Scalable. PSTP is NOT a utility-scale power developerdeveloper

– Help Others Succeed – Utilities, UW, the State Help Others Succeed – Utilities, UW, the State – Create a viable tidal energy industry in the – Create a viable tidal energy industry in the NW. Support our waterfront industries and NW. Support our waterfront industries and communities.communities.

The Puget Sound Tidal Power The Puget Sound Tidal Power ConsortiumConsortium• ObjectivesObjectives

– Provide unbiased, informed answers – no naive optimism or Provide unbiased, informed answers – no naive optimism or technology biastechnology bias

– Diversified team of local firms ensures continuity and stability – Diversified team of local firms ensures continuity and stability – a team to grow with youa team to grow with you

• DiversityDiversity– Oceanography, marine technology and construction, Oceanography, marine technology and construction,

environmental, economic and social, politically awareenvironmental, economic and social, politically aware– Unique capacities: On Puget Sound, and in the world.Unique capacities: On Puget Sound, and in the world.

• ManagementManagement– PSTP LLC is coordinator and project managerPSTP LLC is coordinator and project manager– Tasks done in partnership with customer by the full team – get Tasks done in partnership with customer by the full team – get

to know the familyto know the family– Transparency: Customer participation at individual team Transparency: Customer participation at individual team

member level – member level – reallyreally get to know the family. get to know the family.

The PSTP ConsortiumThe PSTP Consortium

• Evans-Hamilton Inc., SeattleEvans-Hamilton Inc., Seattle– The leading oceanography consultants around Puget SoundThe leading oceanography consultants around Puget Sound

• Williamson & Associates Inc., SeattleWilliamson & Associates Inc., Seattle– Global ocean survey / engineering specialistsGlobal ocean survey / engineering specialists

• BioSonics Inc., SeattleBioSonics Inc., Seattle– World’s leading fisheries hydro-acoustics firm; worked with two tidal World’s leading fisheries hydro-acoustics firm; worked with two tidal

power projects alreadypower projects already• Manson Construction Co., Seattle Manson Construction Co., Seattle

– Leading marine construction firm in WashingtonLeading marine construction firm in Washington• Coast and Harbor Engineering Inc., EdmondsCoast and Harbor Engineering Inc., Edmonds

– Leading coastal engineering firm; helped design Gorlov tidal turbineLeading coastal engineering firm; helped design Gorlov tidal turbine• Meridian Environmental Inc, SeattleMeridian Environmental Inc, Seattle

– FERC licensing and environmental permitting; many years services FERC licensing and environmental permitting; many years services to Tacoma Powerto Tacoma Power

• Resource Dimensions Inc., Gig HarborResource Dimensions Inc., Gig Harbor– Economics, renewable energy economics and permitting/licensingEconomics, renewable energy economics and permitting/licensing

• University of WashingtonUniversity of Washington– Oceanography, Mechanical Engrg, Electrical EngrgOceanography, Mechanical Engrg, Electrical Engrg

Matrix of QualificationsMatrix of Qualifications

Where Are the Best Where Are the Best Currents?Currents?

• Evans-Hamilton and UW have Evans-Hamilton and UW have the relevant datathe relevant data

• Physical models show patternsPhysical models show patterns• Numerical models like PRISM Numerical models like PRISM

calculate power potentialcalculate power potential• Sites can be identified with Sites can be identified with

high confidence, to prepare for:high confidence, to prepare for:• Phase 2: Site Model Refining, Phase 2: Site Model Refining,

Field Verification, Predictive Field Verification, Predictive ModelsModels

Team member Prof Mitsuhiro Kasawe, UW Oceanography, is a leader of the UWPRISM modeling program used by EPRI for its Tacoma Narrows study

EHI Has the Site DataEHI Has the Site Data

What’s the Bottom Like What’s the Bottom Like There?There?

• Williamson and Williamson and Associates did the Associates did the bathymetry and bathymetry and scouring studies for scouring studies for Tacoma BridgeTacoma Bridge

• Current data Current data correlates with correlates with bottom typebottom type

• Phase 2: Site StudiesPhase 2: Site Studies

What’s Floating Through?What’s Floating Through?

• Fish, whales and logsFish, whales and logs• BioSonics Inc. does BioSonics Inc. does

hydroacoustic monitoring for hydroacoustic monitoring for tidal power systems and moretidal power systems and more

• Williamson Assoc: Side-scan Williamson Assoc: Side-scan long-range detection of transitslong-range detection of transits

• Phase 2: Site StudiesPhase 2: Site Studies

BioSonics & Verdant PowerBioSonics & Verdant Power

• BioSonics provides hydroacoustic BioSonics provides hydroacoustic monitoring for Verdant Power turbines in monitoring for Verdant Power turbines in East River, New York City and for State of East River, New York City and for State of Connecticut test of Gorlov turbinesConnecticut test of Gorlov turbines

• Designed the system and regime in Designed the system and regime in negotiation with agenciesnegotiation with agencies

• Deploy and monitor the impactsDeploy and monitor the impacts• The The onlyonly firm in the world with this kind of firm in the world with this kind of

experienceexperience

Verdant Power East River Project, Jan Verdant Power East River Project, Jan 0707

Verdant Merrimack River Project, Sept 04Verdant Merrimack River Project, Sept 04

What’s Floating Through?What’s Floating Through?• Marine Mammals: A Deal-Marine Mammals: A Deal-

BreakerBreaker• Meridian Envir / Jay Meridian Envir / Jay

Bruegeman will evaluate Bruegeman will evaluate marine mammal issuesmarine mammal issues

• Bibliographic research to startBibliographic research to start• Phase 2: Acoustic monitoring Phase 2: Acoustic monitoring

systems will detect whale systems will detect whale passagepassage

Technology – What Makes Technology – What Makes Power?Power?

• PSTP will consider all feasible technologies PSTP will consider all feasible technologies – including developer competence– including developer competence

• We might consider both bottom-mount and We might consider both bottom-mount and mid-water deploymentsmid-water deployments

Technology TeamTechnology Team

• Dr. Dr. Bruce AdeeBruce Adee, UW Naval Architecture / Mech Engrg / Human-Powered Subs – Principles for turbine , UW Naval Architecture / Mech Engrg / Human-Powered Subs – Principles for turbine technology selectiontechnology selection

• Dr. Dr. Kai StrunzKai Strunz, UW Electrical Engrg / Variable Power Systems – power production modeling, UW Electrical Engrg / Variable Power Systems – power production modeling

• Dr. Dr. Vlad ShepsisVlad Shepsis, Coast and Harbor Engrg – Turbine design and array modeling, structure modeling, Coast and Harbor Engrg – Turbine design and array modeling, structure modeling

• Williamson Assoc:Williamson Assoc: Machine construction and underwater electrical engineering Machine construction and underwater electrical engineering

• Manson ConstructionManson Construction – Deployment design – Deployment design

Technology TeamTechnology Team

Technology - DevelopersTechnology - Developers• We Don’t Develop Turbines for Commercial PowerWe Don’t Develop Turbines for Commercial Power• We Consider All Developers ObjectivelyWe Consider All Developers Objectively• Evaluation Criteria:Evaluation Criteria:

– HistoryHistory– Product DevelopmentProduct Development– FinancingFinancing– PartnersPartners

• Our Take on Leading Our Take on Leading Developers:Developers:– Verdant Verdant – Coastal CurrentsCoastal Currents– Open HydroOpen Hydro– UEKUEK– Lunar EnergyLunar Energy

• We Don’t Like Waves or We Don’t Like Waves or Wave PowerWave Power

The entire Team will participate in the technology evaluation.

Technology – How To Build Technology – How To Build It?It?

• DesignDesign: UW, Coast and Harbor, Williamson Assoc.: UW, Coast and Harbor, Williamson Assoc.• Site ConstructionSite Construction: Williamson Assoc., Coast and : Williamson Assoc., Coast and

Harbor, MansonHarbor, Manson• Machine ConstructionMachine Construction: Williamson Assoc., Manson, : Williamson Assoc., Manson,

UWUW• SensorsSensors: BioSonics, Williamson Assoc.: BioSonics, Williamson Assoc.• CablingCabling: Williamson Assoc.: Williamson Assoc.• Power Conditioning and MgmtPower Conditioning and Mgmt: UW SESAME, : UW SESAME,

Tacoma PowerTacoma Power• Shore ConnectionShore Connection: Tacoma Power: Tacoma Power

Environmental PermitsEnvironmental Permits

• Start Scoping Early – 2 Year Process ProbablyStart Scoping Early – 2 Year Process Probably• Team Special Skills: Team Special Skills:

– Evans-Hamilton: Puget Sound Environmental AtlasEvans-Hamilton: Puget Sound Environmental Atlas– Meridian Environmental: FERC, Marine MammalsMeridian Environmental: FERC, Marine Mammals– Resource Dimensions: Hydro Projects DatabaseResource Dimensions: Hydro Projects Database

• Issue Scoping – the Team & Tacoma PowerIssue Scoping – the Team & Tacoma Power• Follow NEPA/SEPA and FERC Guidelines incl Follow NEPA/SEPA and FERC Guidelines incl

cultural and traditional fishing rights – cultural and traditional fishing rights – Cooperative Consultation ProcessCooperative Consultation Process

• Help Tacoma Power create an agency working Help Tacoma Power create an agency working group as soon as possiblegroup as soon as possible

• Meridian Environmental and Resource Meridian Environmental and Resource Dimensions: Permit process modeling, Dimensions: Permit process modeling, forecasting and costingforecasting and costing

Power ModelingPower Modeling• Evans-HamiltonEvans-Hamilton: Currents => Power/m: Currents => Power/m22

• UW SESAMEUW SESAME: Power x Machine = Watts: Power x Machine = Watts• Tacoma PowerTacoma Power: Grid Feed and Mgmt = : Grid Feed and Mgmt =

Watts DeliveredWatts Delivered• Resource DimensionsResource Dimensions: Revenue Model: Revenue Model

Project EconomicsProject Economics• Begin econ modeling of components immediately with team membersBegin econ modeling of components immediately with team members• Begin system modeling by understanding what kind of answers are Begin system modeling by understanding what kind of answers are

needed by Tacoma Powerneeded by Tacoma Power• Cost-of-Energy model for pre-commercial and commercial productionCost-of-Energy model for pre-commercial and commercial production• Include variables for renewables incentives, partner financingInclude variables for renewables incentives, partner financing• ““Energy footprint” for projectEnergy footprint” for project• Develop loaded cost estimates for Phase II SOWsDevelop loaded cost estimates for Phase II SOWs• => SOWs and Costs for Phase II and permits; => SOWs and Costs for Phase II and permits; • => Budget model for commercial production=> Budget model for commercial production

Then Tacoma Power decides: Go to Phase II or not?

Project FlowProject FlowJan Feb March April May June

TASKS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Project Planning

Environmental Scoping

Econ Templates

Site Selection

Site Data Evaluation

Turbine Selection

Construction Design

Permit Study SOWs

Monitoring Design

Power Modeling

Task SOWs and Costs

Project Economics

Draft Reports

Final Report and Shows

Phase II TeamingPhase II Teaming

• Bring in wind power engineering, BC tech Bring in wind power engineering, BC tech partners – Hatch, Vestra, Powertechlabs etc. partners – Hatch, Vestra, Powertechlabs etc.

• Mobilize the US Navy – Indian Island, NSWS Mobilize the US Navy – Indian Island, NSWS Carderock Carderock

• Inter-Utility Teaming – AK, WA, CA – maybe BCInter-Utility Teaming – AK, WA, CA – maybe BC• UW Tidal Tech Shoot-Out – with fishUW Tidal Tech Shoot-Out – with fish• Political and financial support – maritime Political and financial support – maritime

industry, coastal communities, renewables $$industry, coastal communities, renewables $$• Go national – be The Place To Be for tidal power Go national – be The Place To Be for tidal power

feasibility studyfeasibility study• Respect the resource – stakeholder partnerships Respect the resource – stakeholder partnerships

and consultation processesand consultation processes

PSTP LLC Development ActivitiesPSTP LLC Development Activities- - Our $, not Tacoma’sOur $, not Tacoma’s

• We are committed to building broad support for tidal power in We are committed to building broad support for tidal power in Puget Sound as justified by the factsPuget Sound as justified by the facts

• Funding: Funding: – Obtain State $$ for Tidal Power Testing Range to test Obtain State $$ for Tidal Power Testing Range to test

machines affordablymachines affordably– Obtain Navy and NOAA $$ for small machines developmentObtain Navy and NOAA $$ for small machines development– BPA $$ for tidal R&DBPA $$ for tidal R&D– UW Tidal Energy Research Center – seeking $5M earmarkUW Tidal Energy Research Center – seeking $5M earmark

• Politics:Politics:– Recognize ocean energy in State renewables incentivesRecognize ocean energy in State renewables incentives– Enlist maritime industry and coastal community supportEnlist maritime industry and coastal community support– WA State ocean energy interest organizationWA State ocean energy interest organization– Federal support – Navy picks Puget Sound for national Tidal Federal support – Navy picks Puget Sound for national Tidal

programprogram• Other Regions:Other Regions:

– BC, Alaska, San Francisco Bay in discussion nowBC, Alaska, San Francisco Bay in discussion now– Facilitate West Coast utilities peer working groupFacilitate West Coast utilities peer working group

• Big Engineering:Big Engineering:– Partner with big wind / hydro companies eg. Vestas, Hatch, GE Partner with big wind / hydro companies eg. Vestas, Hatch, GE

– bring them in – bring them in afterafter enviro / social viability is proven enviro / social viability is proven

Our Competitive AdvantageOur Competitive Advantage

• We are the home team, including unique We are the home team, including unique capacities – Stable, robust, versatile – capacities – Stable, robust, versatile – we we have the local knowledge and national-have the local knowledge and national-class skillsclass skills

• AllAll the skills you need the skills you need nownow to evaluate and to evaluate and prepare for successful Phase II – prepare for successful Phase II – if it’s if it’s justifiedjustified

• Committed to tidal power investigation Committed to tidal power investigation beyond Tacomabeyond Tacoma– Help all developers do it right, in cooperationHelp all developers do it right, in cooperation– Building political, technical, R&D, funding Building political, technical, R&D, funding

infrastructure to support you – off your budgetinfrastructure to support you – off your budget