WAVES Water And Versatile Energy Systems Team Proposal Presentation November 20, 2008 Sean Henely...
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![Page 1: WAVES Water And Versatile Energy Systems Team Proposal Presentation November 20, 2008 Sean Henely Laura Hereford Mary Jung Tatsuya Saito Edward Toumayan.](https://reader036.fdocuments.in/reader036/viewer/2022062421/56649e635503460f94b5f54f/html5/thumbnails/1.jpg)
WAVESWAVESWater And Versatile Energy SystemsWater And Versatile Energy Systems
Team Proposal PresentationTeam Proposal PresentationNovember 20, 2008November 20, 2008
Sean HenelySean HenelyLaura HerefordLaura Hereford
Mary JungMary JungTatsuya SaitoTatsuya Saito
Edward ToumayanEdward ToumayanSarah WattSarah Watt
Melanie Wong Melanie Wong Mentor: Dr. James DuncanMentor: Dr. James Duncan
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AgendaAgenda
ProblemProblem Research QuestionResearch Question HypothesisHypothesis Literature ReviewLiterature Review MethodologyMethodology TimelineTimeline
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ProblemProblem
Pending energy Pending energy crisiscrisis
Increasing Increasing consumption consumption rates worldwiderates worldwide
Finite resourcesFinite resources A need for viable A need for viable
renewable renewable energy sourcesenergy sources
U.S. Energy Consumption U.S. Energy Consumption (Quadrillion BTUs) vs. Time (Quadrillion BTUs) vs. Time
(Years)(Years)
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Wave EnergyWave Energy
Wave energy, in Wave energy, in conjunction with conjunction with other renewable other renewable energy sources, energy sources, can help alleviate can help alleviate our dependence our dependence on fossil fuelson fossil fuels
2 TW of energy 2 TW of energy are stored in the are stored in the oceanocean
Wave Energy Levels (kW/m of wave front)Wave Energy Levels (kW/m of wave front)
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Research QuestionResearch Question How can we maximize the electrical How can we maximize the electrical
output of a Wave Energy Converter output of a Wave Energy Converter (WEC) as a function of wave (WEC) as a function of wave conditions while minimizing the conditions while minimizing the environmental impact and economic environmental impact and economic cost of the device?cost of the device?HypothesisHypothesis
Modifying certain parameters of a Modifying certain parameters of a WEC such as length, diameter, WEC such as length, diameter, building material, etc., can maximize building material, etc., can maximize the efficiency of the device. the efficiency of the device.
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Literature Review: Literature Review: PrototypesPrototypes
AttenuatorAttenuator Oscillating Oscillating Water ColumnWater Column
Point AbsorberPoint Absorber
OvertoppingOvertopping Oscillating Wave Oscillating Wave Surge Converter Surge Converter
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Rotary Wave Energy Rotary Wave Energy CollectorCollector(R-WEC)(R-WEC)
Design Proposed by Daniel Design Proposed by Daniel DementhonDementhon Former University of Maryland FacultyFormer University of Maryland Faculty
Has only undergone preliminary Has only undergone preliminary testingtesting
Has been patentedHas been patented
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Methodology: Methodology: Experimental DesignExperimental Design
1) Construction1) Construction 2) Testing2) Testing 3) Optimization - Single WEC3) Optimization - Single WEC 4) Optimization - Multiple 4) Optimization - Multiple
WECsWECs 5) Cost-Benefit Analysis5) Cost-Benefit Analysis
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ConstructionConstruction
Construct prototypeConstruct prototype Representative model of the full scale Representative model of the full scale
device device Likely materials: aluminum, foamLikely materials: aluminum, foam
Wave RotorWave Rotor
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TestingTesting
Wave tank Wave tank testingtesting Power Output vs. Power Output vs.
Wave HeightWave Height Power Output vs. Power Output vs.
PeriodPeriod Measurements Measurements
using a using a MultimeterMultimeter
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Optimization - Single Optimization - Single WECWEC
Structural Structural modificationsmodifications LengthLength RadiusRadius PitchPitch Number of Helical Number of Helical
StripsStrips MaterialsMaterials
Analyze turbulence Analyze turbulence patternspatterns
LengthLength
PitchPitch
RadiusRadius # of # of StripsStrips
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Optimization – Multiple Optimization – Multiple WECsWECs
Measure wave Measure wave fieldsfields
Determine Determine interactions interactions betweens betweens neighboring WECsneighboring WECs
Use existing wave Use existing wave measuring systemsmeasuring systems
Determine optimal Determine optimal wave farm wave farm configurationconfiguration
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Cost-Benefit AnalysisCost-Benefit Analysis Economic Considerations:Economic Considerations:
Cost of development, required Cost of development, required materials, production, installation, materials, production, installation, maintenancemaintenance
Current electricity costs vs. cost of Current electricity costs vs. cost of electricity using WECelectricity using WEC
Environmental ImpactEnvironmental Impact Impact on ocean recreation and Impact on ocean recreation and
commercecommerce Impact on fauna and floraImpact on fauna and flora
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TimelineTimeline SOPHOMORE YEAR SOPHOMORE YEAR
FALL 2008FALL 2008 Literature ReviewLiterature Review Proposed MethodologyProposed Methodology Grant ResearchGrant Research
SOPHOMORE YEAR SOPHOMORE YEAR SPRING 2009SPRING 2009 Finalized Methodology Finalized Methodology Testing of WECTesting of WEC Grant ApplicationsGrant Applications
JUNIOR YEAR 2009-JUNIOR YEAR 2009-20102010 Further TestingFurther Testing ColloquiaColloquia OptimizationOptimization Data AnalysisData Analysis
SENIOR YEAR 2010-SENIOR YEAR 2010-20112011 Complete ThesisComplete Thesis Thesis ConferenceThesis Conference
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ReferencesReferences Dementhon, D.F. (1982). A rotary wave energy collector. Dementhon, D.F. (1982). A rotary wave energy collector. Offshore and Offshore and
Deepsea Systems Symposium, Deepsea Systems Symposium, 1-7.1-7. Holzman, D.C. (2007). Blue power: Turning tides into electricity. Holzman, D.C. (2007). Blue power: Turning tides into electricity.
Environmental Health Perspectives.Environmental Health Perspectives. 115(12), A590-A593. 115(12), A590-A593. EMEC: European Marine Energy Centre.EMEC: European Marine Energy Centre. (2008). Retrieved November (2008). Retrieved November
19, 2008, from 19, 2008, from http://www.emec.org.uk/wave_energy_devices.asp Boussinesq approximation (water waves) – Wikipedia, the free Boussinesq approximation (water waves) – Wikipedia, the free
encyclopedia.encyclopedia. (2008). Retrieved November 19, 2008, from (2008). Retrieved November 19, 2008, from http://en.wikipedia.org/wiki/Boussinesq_approximation_(water_waves)http://en.wikipedia.org/wiki/Boussinesq_approximation_(water_waves)
OPT: Ocean Power Technologies.OPT: Ocean Power Technologies. (2007). Retrieved November 19, (2007). Retrieved November 19, 2008, from 2008, from http://www.oceanpowertechnologies.com/res.htm
National Renewable Energy Laboratory. (2008). National Renewable Energy Laboratory. (2008). U.S. Energy U.S. Energy Consumption: by source – Consumption: by source – Retrieved November 19, 2008, from Retrieved November 19, 2008, from http://apps1.eere.energy.gov/tribalenergy/pdfs/course_tcd0709_ok02x.pdf