Water Current Turbines for River Applications - Alaska Energy ...
Water Current Turbines for River Applications - Alaska Energy ...
Water Current Turbines for River Applications - Alaska Energy ...
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WCT EvaluationNew <strong>Energy</strong>Blue <strong>Energy</strong>-CanadaGCKTechnologyTidal <strong>Energy</strong>Pty. Ltd.BoschAerospace<strong>Water</strong> PowerIndustryEn<strong>Current</strong>HydroTurbineMid RangeDavis HydroTurbineGorlov HelicalTurbineTBDCycloTurbineWPI TurbineCross-axisDarrieus,cross-axisHelicalDarrieusCross-axisDarrieus,cross-axisCycloidalTurbineDarrieuscross-axisPre-CommercialPrototypeno datafoundno datafoundUnducted:28%Ducted:55%no datafoundno datafound10†/ nodatafoundPrototype ~20-38% TBD Vert: nomin/limitHoriz:~1.1Prototype no data no data no datafound found foundLaboratory 39.6% † 29.3% †(ducted) (ducted)Prototype 49.9 No datafoundwith 5kWGen: 1.5/1.7 duct.2.0/3.0unducted1.74/TBD †0.6 /nolimitfixed vert 1.6 <strong>for</strong>5kWfixed vert 6.10†fixed either 1 1 or moresections1 ducted &unductedNRCan-06-01071unknown2 ducted floatingunductedvariousno datafoundfixed vert 1.2 to 2.4 2 ducted unknownTBD TBD varies horiz TBD 1 ducted & variousunductedTBD TBD varies vert TBD 1 unducted unknownPADDLEWHEEL TURBINESEco Hydro<strong>Energy</strong> LtdEncoreClean<strong>Energy</strong> IncFloatingPower Station<strong>River</strong> BankTurbinePaddlewheel Prototype no datafoundTurntablePaddlewheelLaboratoryno datafoundno datafoundno datafoundno datafoundno datafoundno datafoundno datafoundflexingpaddlesNA,foldingbucketHYDRAULICALLY TAPPED DUCT SYSTEMShorizvertVariousdia’s; e.g.240MWhas 18mwheel +14mbladesno datafound1 or 2 inprototypeModuleslinkunductedboat-likefloatmultiple ducted floatingplat<strong>for</strong>mHydroVenturiRochesterVenturiduct withhydraulic tap& air turbinePrototypeno datafound20% †
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