activity 131 solar hydrogen system：活动131：太阳能氢系统

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1、Activity1.3.1SolarHydrogenSystemPurposeHydrogenisthemostplentifulelementintheuniverse.Itcanbeburnedinoxygentoproduceheatorcombinedwithoxygeninafuelcelltoproduceheatandelectricity.HydrogenonEarthisfoundbondedwithotherelements;forexample,bondedhydrogenandoxygencomprise

2、water.Hydrogencanbestoredonceithasbeenseparatedfromotherelements.Hydrogencanbecapturedinseveraldifferentways.Themosteconomicalwaytoharnesshydrogenisthroughexistingfossilfuels.Engineersandscientistsareworkingtofindwaystodecreasethecostofharnessinghydrogenfromothersour

3、ceslikewaterandsomeformsofalgae.HydrogenstorageandtransportationU.S.DepartmentofEnergyEquipment·Hydrogenfuelcell·Solarmodule·Solarhydrogenautomobile·Wires·Multimeterorotherprobesformeasuringvoltageandcurrent·Distilledwater·Lightwitha75WattPAR30incandescentbulb,orasre

4、commendedinthemanufacturer’sinstructions·Stopwatchorothertimingdevice·TapemeasureProcedureInthisactivityyourteamwilluseasolarmoduletoproduceelectricity.Youwillusetheelectricityfromthesolarmoduletoseparatehydrogenfromoxygen,harnessthehydrogen,andthenusethehydrogenasfu

5、el.Althoughteamswillcompletethisactivity,eachstudentshouldindividuallycompletethisentiredocument.ThisactivitywaswrittentobeusedwiththeHeliocentrisfuelcell.Whetheryouareusingthisequipmentorotherequipment,refertothemanufacturer’sinstructionstobesurethatyouareusingtheeq

6、uipmentasdesigned.ProjectLeadTheWay,Inc.Copyright2010POE–Unit1–Lesson1.3–Activity1.3.1–SolarHydrogenSystem–Page61.Positionthefuelcellmodulewiththehydrogenandoxygenstoragecylindercapsfacingup.Note:Thenumbersonthecylinderscaleshouldbeupsidedown,andthenegativeterminalsh

7、ouldbeontop.2.Removethefuelcellstoragecylindercaps.Fillthestoragecylinderswithdistilledwateruntilthewaterreachesthetopofthefixedtubesinsidethecylinder.3.Fastenthestoragecylindercapsbypushingdownfirmly.Turnthefuelcellmoduleoversothatthecylindercapsarefacingdown.Note:T

8、hefuelcellmoduleworksbetterafterithasbeenwetforsometime.4.Setyourmultimetertomeasurevoltage.Connectmultimetertestleadstothesolarmod