论文答辩时的自述英文或论文答辩:可再生能源储能研究
创始人
2026-07-08 08:36:34
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Istandbeforeyoutoday.Ipresentmyresearchwork.Mypaperisaboutrenewableenergysystems.Itfocusesonsolarpowerstorage.Thisisaveryimportanttopic.Weneedcleanenergy.Thesungivesusalotofpower.Wemustlearntostorethispower.Myworktriestosolveastorageproblem.

Mynameis[YourName].IamastudentintheDepartmentofEnvironmentalScience.MyteacherisProfessor[Supervisor’sName].Ithankmyteacherforguidance.Ithankthecommitteeforlistening.Iwilltalkforabouttenminutes.ThenIwillansweryourquestions.

First,IwillexplainwhyIchosethistopic.Fossilfuelscausepollution.Theywillnotlastforever.Solarenergyisclean.Itisalsoendless.Butthereisabigproblem.Thesundoesnotshineallday.Weneedpoweratnight.Weneedpoweroncloudydays.Wemuststoresolarenergy.Currentstoragemethodsarecostly.Theyarenotveryefficient.Myresearchlooksforabetterway.Istudiedanewbatterydesign.Thisdesignusescommonmaterials.Itaimstobecheapandsafe.

Now,Iwilldescribemyresearchquestions.Ihadthreemainquestions.First,canthisnewmaterialwork?Second,howlongcanitstorepower?Third,isitcheaperthanoldmethods?Thesequestionsguidedmywork.

Next,Italkaboutmymethods.Ididexperimentsinthelab.Ibuiltsmalltestbatteries.Iusedamaterialcalledlithiumironphosphate.Itissaferthanothermaterials.Ialsotestedanewcoolingsystem.Heatisbadforbatteries.Mycoolingsystemissimple.Itusesairandasmallfan.Imeasuredthebattery'sperformance.Icheckedhowmuchpoweritcouldhold.Itimedhowlongitkeptthepower.Irepeatedeachtestmanytimes.Iwrotedownallthenumbers.Iusedsoftwaretostudythedata.Thesoftwaremadegraphsandcharts.Thegraphsshowtheresultsclearly.

Herearemykeyfindings.Thenewbatterydesignworks.Itcanstoreagoodamountofpower.Itisstableformanychargecycles.Thecoolingsystemworkswell.Itkeepsthebatteryfromgettingtoohot.Thismakesthebatterylastlonger.Thecostofmaterialsislow.Itisabouttwentypercentcheaperthancommonbatteries.Thisisagoodfinding.

Ialsofoundsomeproblems.Thebatteryisabitheavy.Itspowerstoragecouldbebetter.Itlosesalittlepowerwhennotinuse.Theseareareasforfuturework.

Now,Idiscussthemeaningofmyresults.Thisresearchisasmallstep.Itshowsapossiblepath.Wecanmakebettersolarbatteries.Theycanbesafeandnottooexpensive.Morepeoplemightusesolarpower.Thiscanhelpourplanet.Itcanreduceharmfulgases.Itcanmakeenergycheaperforfamilies.

Iwanttotalkaboutthelimitsofmystudy.Myexperimentsweresmall-scale.Itestedonlyonetypeofmaterial.Real-worlduseisdifferent.Abiggerbatterysystemmighthavenewissues.Weatherconditionscanvary.Moretestsareneeded.Testsoveralongertimeareneeded.Testsindifferentplacesareneeded.

Thisworkconnectstootherresearch.Manyscientistsworkonthisproblem.Someworkondifferentmaterials.Someworkonsystemmanagement.Myworkaddsonepiecetothebigpuzzle.Itsupportstheideathatwecanimprovethingsstepbystep.

Inmyresearch,Ireadmanypapers.Ilearnedfromearlierstudies.Ibuiltupontheworkofothers.Icitedtheirworkinmypaper.Iamgratefulfortheirknowledge.

Ifacedchallengesduringmywork.Sometimestheexperimentsfailed.Thebatterydidnotcharge.Ihadtocheckalltheconnections.Ihadtotryagain.Sometimesthedatawasconfusing.Idiscussedthiswithmyteacher.Wefoundmistakesinmysetup.Ifixedthem.Ilearnedpatience.Ilearnedtobeverycareful.

Thisprojecttaughtmemanythings.Ilearnedhowtoplananexperiment.Ilearnedhowtoanalyzedata.Ilearnedhowtowritealongreport.Mostimportantly,Ilearnedhowtosolvearealproblemstepbystep.

Ibelievemyworkhasvalue.Itoffersaclearsetofdata.Itprovidesadesignthatotherscantest.Itpointstoadirectionforfuturework.Thegoalisclear.Weneedbetterenergystorage.Myprojectisoneattempt.

Ihavefinishedmypresentation.Iamreadyforyourquestions.Pleaseaskmeanything.Iwilltrymybesttoanswer.Thankyouforyourtimeandattention.

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