硕博研究生英语综合教程教学课件Unit 4.pptx

硕博研究生英语综合教程Unit4RenewableEnergy 授课人：01TeachingObjectives02Warm-up03AcademicTalk04ResearchNews05ResearchArticle06ChecklistforUnit4Contents01TeachingObjectivesInthisunit,youwilltakeaglimpseintothefieldofrenewableenergy;comparestylisticfeaturesofresearchnews(RN)andresearcharticles(RAs);learnthegenericstructureoftheIntroductionandsomeformulaicexpressionscommonlyusedintheIntroductionofanRA;distinguishHighlights,GraphicAbstractsandAbstractsofanRA;learnabouttheold-to-newinformationflowdeviceinanacademiccontext;accumulategeneralacademicwordsanddiscipline-specificwords;analyzetherhetoricalmovesorstylisticfeaturesoftheRAIntroductionsinyourownfieldorwritetheIntroductionofyourownRA;makeanoralpresentationofyouranalysisoftheRAIntroductionortheIntroductionofyourownresearch.02Warm-upDirections:Extensive efforts have been made to generate renewable energy.Interviewfiveofyourclassmatesabouttheirknowledgeofrenewableenergyandshare your findings with your partners.The following questions are for yourreference.Areyouinterestedinrenewable/cleanenergy?Whattypesofrenewableenergydoyouknow?Doyouknowhowsolarenergyisusedtogenerateelectricity?Canyouimaginegeneratingelectricityfromdarknessinthesamewayasfromsunlight?03AcademicTalk(Listenandfillintheblanks)SolarenergyClassificationofenergysources:1._and2._Featuresofenergysources:Renewableenergy:naturally3._Nonrenewableenergy:4._Typesofrenewableenergy:solar,hydropower,5._,biomassandgeothermalheating/coolingThemostcommonlyusedsolartechnologies:solarphotovoltaicsfor6._passivesolardesignforspaceheatingandcooling,andsolar7._Energydevelopersusesolarphotovoltaictopower8._and9._Photovoltaicswasfirstexploitedin10._renewablenonrenewablereplenishedfiniteresourceswindelectricitywaterheatingcitiessmalltowns195404ResearchNewsDirections:ReadthenewsandanswerthefollowingquestionsintheBLUEboxes for the keyinformation,and then answer the questions in the WHITEboxesfordetailedanalysisoftheRN.Whatnewtechnologyisreportedinthenews?Whoaretheresearchers?Whatcanthegeneratedelectricitybeusedfor?Whycanwesaythatthetechnologyisnew?Whatistheworkingprincipleofthenewdevice?Whatarethestepsoftheexperiment?Whatistheresultoftheexperiment?Whatisthelimitationofthisstudy?Whatistheimplicationofthisstudy?Whichjournalisthestudypublishedin?Whatisthefunctionofthecaptionbelowthepicture?Whydoesthewriterusequotationmarksfor“DarknessofSpace”inthetitle?04ResearchNewsQuestions:1.Thereportedtechnology:Athermoelectricgeneratordevice.2.Researchers:Ramanetal.fromthreeuniversities.3.Twousesofgeneratedelectricity:a)Lighting b)Poweringsensors.04ResearchNewsQuestions:4.Novelty:Thisapproachcangeneratelightentirelypassivelyatnight;Thereiscurrentlynorenewableapproachtogeneratingpoweratnight;Thisapproachusesentirelynewwaythatsidestepsthelimitationsofsolarpowerbyusingradiativecooling.5.Workingprinciple:Thenewly-developeddeviceusesradiativecooling,inwhichasky-facingsurfacepassesitsheatto the atmosphere as thermal radiation,losing some heat to space and reaching a coolertemperaturethanthesurroundingair,andthetemperaturedifferencesproducedintheprocessisharnessedtogeneraterenewableelectricityatnight.04ResearchNewsQuestions:6.Stepsoftheexperiment:a)Puttingthedeviceonatableonemeteraboverooflevel,drawingheatfromthesurroundingairandreleasingitintothenightskythroughasimpleblackemitter;b)ConnectingthethermoelectricmoduletoavoltageboostconvertorandawhiteLED;c)Measuringtheproducedpoweroutputoversixhours.7.Result:Thedevicecangenerateasmuchas25mW/m2electricity.8.Limitation:Thetechnologyisnotyetreadyforwidespreadapplicationduetoitsrelativelylowgeneratingcapacity.04ResearchNewsQuestions:9.Implication:Theresearchershighlightthepossibilitiesofharnessingthecoldofouterspaceasarenewableenergyresource,formingthebasisofacomplementarytechnologytosolar.10.Journal:ThestudyispublishedinJoule.11.Whatisthefunctionofthecaptionbelowthepicture?Itexplainsthenewtechnologyreportedandservesasasummaryofthenews.04ResearchNewsQuestions:12.Whydoesthewriterusequotationmarksfor“DarknessofSpace”inthetitle?Quotationmarksareusedhereforemphasis,drawingpeoplesattentiontodarknessofspace.People have long been using the sunlight to generate electricity,while usingdarknessofspacetogeneratelighthasbeenbeyondthereach.Usingquotationmarkscanremindpeoplethatthisisanexcitingnewdiscovery.05ResearchArticleTask1Understandingthefrontmatter:Highlights,GraphicAbstractandAbstract/SummaryTitleandAbstractDirections:The Highlights,Graphic Abstract,and Abstract/Summary of aresearcharticle/reportareallintendedtoinformreadersofkeyresearchfindingsor new methods.Read the three parts of this report and then discuss thedifferences across them with your partners.The following table is for yourreference.05ResearchArticleHighlightsGraphicabstractSummaryWordcount5176149ContentsA list of principalwork,main resultsandmethodsFormatAnumberofbulletpointsStylisticfeatures1)Concise2)Veryformal1)2)AcompressedversionofthesummaryofthereportAsummaryoftheresearchbackground,purpose,methods,resultsanddiscussionAvisualpictureplusOneparagraphLe。