核能与核安全(英文版)课件

Nuclearenergyandnuclearsafety

NuclearenergyandnuclearsafYOURSITEHEREThemaincontent1、Whatisnuclearenergy2、Useofnuclearenergy3、Allofthenuclearconcerns4、Advantagesofnuclearenergy5、Thecurrentnuclearsecuritymeasures6、Theconclusions7、

References

YOURSITEHEREThemaincontent

Nuclearenergyisreleasedfromthenucleusthroughtheconversionofitsquality.1、WhatisnuclearenergyNuclearenergyisreleased

Nuclearreactionsmaybeinducedbybombardmentwithawidevarietyofparticles.ChainreactionNuclearreactionsmaybeinYOURSITEHERE

Waysofdevelopingnuclearenergyhavetwo:oneisthefissionofheavyelements,suchasthefissionofuraniumUraniumoreFissionYOURSITEHEREWaysofdevel

theotheristhefusionoflightelements,suchasdeuterium,tritium,andsoonFusiontheotheristhefusionof

Fissionofheavyelementstechniques,havebeenpracticalapplication,Andlightelementsinfusiontechnology,isalsobeingactivelydeveloped.TokamakFissionofheavyelementstHumanrealityusesofnuclearenergybeganinthewar.2、

UseofnuclearenergylittleboyHumanrealityusesofnucleYOURSITEHEREYOURSITEHERE

Chinaalsohaveourownnuclearbombs,hydrogenbombs,nuclearsubmarines.ChinaalsohaveourownnucThehumandevelopmentandutilizationofnuclearenergyismainlydevelopednuclearpower,relativetootherformsofenergy,nuclearenergyhasdistinctadvantages.Thehumandevelopmentand

In1954,theformerSovietUnionbuiltanexperimentalnuclearpowerstation;in1957,

theUnitedStateshadsuccessfullybuiltnuclearpowerplant.TheworldnuclearpowerdistributionIn1954,theformerSoviet

Inthe30countriesthatnowhavenuclearpower,theproportionofnuclearpowerchangesgreatly.Upto80percentfromFrance,Belgium52,SouthKorea39,Switzerland37,Japan29,UnitedStates20,SouthAfrica4andChina2.Inthe30countriesthatno

Besidesradiotherapyisoneoftheapplicationsofnuclearenergy.NuclearmagneticresonanceequipmentBesidesradiotherapyisoneWeordinarypeopleknowaboutnuclearpowerplantisbasicallynegative.Biggestproblemistheconcernthatnuclearpowerplantsvulnerabletosecurityissues.3、Allofthenuclearconcerns

WeordinarypeopleknowaboTheSovietUnionin1986oftheChernobylNuclearPowerPlantAccident,Japan'sFukushimanuclearpowerplantaccidentin2011,hadincreasedpeople'sworries.ChernobylFukushimaTheSovietUnionin1986oNuclearpowerisconcentrated,clean,safeandeconomicalenergy.4、Advantagesofnuclearenergy

DayawannuclearpowerplantFrenchspecialLikasitannuclearpowerplant

Nuclearpowerisconcentrat18可编辑18可编辑

First,nuclearenergyisahighconcentratedenergy,especiallysuitableforlackofconventionalenergysourcesandelectricity-starvedregion,notlimitedbyfuelfortransport。AsChina'ssoutheastandsouthregion.1kgU=2700tonsofcoalFirst,nuclearenergyisa

Meanwhile,nuclearpoweriscleanenergyandtoprotecttheenvironment.Nuclearpowergenerationunlikefossilfuelpowerplantsthatemithugeamountsofpollutantsintotheatmosphere.Meanwhile,nuclearpowerisAndafterdecadesofdevelopmentandimprovementofnuclearenergy,nuclearpowerplantshasbecomeoneofthesecuritysector.Sincefirstnuclearpowerstationisbuilt,morethan400nuclearpowerplantsinoperationaroundtheworld,buttheyarebasicallysafeandnormalinmorethan30years。AndafterdecadesofdevelTheconsequencesoftheChernobylnuclearaccidentwasveryserious,buttheaccidentwascausedbyhumanfactors.Thedirectcauseoftheaccidentwasduetomishandlingduringatest.TheconsequencesoftheChe

TherootcauseoftheaccidentwasTokyoElectricPowerCompanytakingintoaccounteconomicfactorsatthebeginningoftheaccident，refusedtopumpwaterintothereactorcore.UntilaweeklaterwhentriedtowatertheCore，butthetimewaslatebecausegatheredalargeamountofheatandradiationeventuallycausedtheexplosion.TherootcauseoftheacciNuclearenergyistheeconomicalenergy.Becausethefuelcostandthetransportationcostislow.Asthetechnologyisconstantlyimprovingandenhancing，nuclearpowerplantwillalsocontinuetolowercosts.Andnuclearpowergenerationcostlessaffectedbyinternationaleconomic..situationNuclearenergyistheeconForexample,acoal-firedpowerplantswithinstalledcapacityof1millionkw,coalconsumptionis2.5milliontonsayear.Anuclearpowerstationofthesamesize,annualconsumes25tonsoflow-enricheduranium.

theemissionsfromwastecarbondioxidesulfurdioxidenitrogenoxidescoalash6.5milliontons17,000tons4,000tons280,000tonsForexample,acoal-fireNuclearpowerplantsnowmainlyusesadefense-in-depthstrategy,thefirstlayerofdefenseisthefuelcladding5、Thecurrentnuclearsecuritymeasures

thefuelcladdingNuclearpowerplantsnowm

thesecondlayerofdefenseistheprimarycircuitpressureboundaryprimarycircuitPressureboundarythesecondlayerofdefense

thethirdlayerofdefenseisthecontainment.containmentSteel,Φ40m,H60mthethirdlayerofdefense

Inaccordancewiththemethodofdeterminingtheoryandprobabilitytheory,personalrisksofnuclearpowerplantsis:Every100yearsduetoreactoraccidentskilled4people,farbelowthetrafficaccident,fire,aircrash,theTornados.InaccordancewiththemethSciencehasshownthatnuclearpoweronthepublichealthimpactisfarlessthanmanyhealthrisksencounteredindailylife.Aroundthenuclearpowerplant<50microWest/yearXraydetection600microWest/timeFlightstoandfromNewYork200microWest/timeComparisonofradiationSciencehasshownthatnucIt'slike,Everycoinhastwosides.

Astheonehand:Thedevelopmentanduseofnuclearenergywillbringgreatbenefitstoecologicalresources,environmentalprotection,sociallifeandeconomicdevelopment.ontheotherhand:Therearealsoapotentialthreattohumansecurity.

6、The