机电英语课件 Chapter 4-2 Electrical Equipment

ElectricalEquipmentCHAPTER4时间：202X.XLearningObjectives01030204recognizethetermsrelatedtoelectricaltools,equipmentandequipmentmaintenancetalkabouthowtouseamultimetercorrectlyelicittheinformationaboutequipmentmaintenanceandsafetyparticipateintheWorldVocationalSchoolSkillsCompetitionReadingReadingEquipmentMaintenanceandSafetyinElectricalBasicsEquipmentMaintenanceandSafetyinElectricalBasicsEquipmentMaintenanceRegularInspectionRegularlycheckelectricalequipmentfordamageandlooseconnections.Lookforcracksinhousingsanddiscolorationatconnections.Inspectmoreoftenifinharshenvironments.CleaningandMaintenanceKeepequipmentcleantopreventdustanddebrisbuildup.Useadryclothorcompressedair.Lubricatemovingpartsasneeded.Tightenscrewsandfasteners.ReadingReadingElectricCircuitPerformanceChecksUsetoolslikemultimetersandmegohmmeterstocheckelectricalparameters.Inspectinsulationresistance.ForcomplexequipmentlikePLCs,doregulardiagnostics.ComponentReplacementReplaceworn-outcomponentslikecontacts,fuses,andfaultycapacitorsandresistors.EquipmentSafetyElectricalShockPreventionEnsurepropergrounding.Wearinsulatingglovesandshoes.Cutoffpoweranduselock-out/tag-outbeforeworking.ReadingReadingElectricCircuitFirePreventionInstallinventilatedareas.Checkforoverheating.Inspectwiring.Havefiresuppressionsystems.SafetyTrainingandAwarenessTrainemployeesonelectricalsafety.Usepostersandmeetingstoraiseawareness.Reviewsafetyproceduresregularly.ReadandChooseReading(1)Forequipmentmaintenance,whichofthefollowingisNOTmentionedasaregularinspectionitem?()A.Checkingfordamagetoelectricalequipment.B.Lookingforcracksinhousing.C.Checkingthebatterylifeofequipment.D.Lookingfordiscolorationatconnections.(2)Inequipmentsafetyforelectricalshockprevention,whatshouldbedonebeforeworkingonelectricalequipment?()A.Wearregularglovesandshoes.B.Ensureproperventilation.C.Cutoffpoweranduselock-out/tag-out.D.Installfiresuppressionsystems.C

C

ReadandChooseReading(3)Forfirepreventioninelectricalequipment,whichofthefollowingiscorrect?()A.Installinnon-ventilatedareas.B.Inspectwiringregularly.C.Ignoreoverheating.D.Donothavefiresuppressionsystems.B

(1)Inequipmentmaintenance,it’snecessarytotightenscrewsandfasteners.()(2)Regularinspectionofelectricalequipmentonlyneedstobedoneonceayear.()(3)Forcleaningandmaintenance,usingwetclothtocleanelectricalequipmentisagoodchoice.()(4)Whenitcomestocomponentreplacement,onlywhentheequipmentcompletelystopsworkingshouldcomponentsbereplaced.()(5)ForcomplexequipmentlikePLCs,regulardiagnosticsshouldbecarriedoutinperformancechecks.()ReadandDecideReadingTFFFTReadandLabelWritingComponentReplacementCleaningandMaintenanceFirePreventionRegularInspectionElectricalShockPreventionPerformanceChecksReadandFillWritingTherearetwotypesof____________,includingsoftsolderandhardsolder.______________________producesvarioustypesofelectricalsignalswithspecificcharacteristics.______________________operatebasedonthethermaleffectofcurrent.With___________________,theinsulationcanbecleanlycutandremovedwithoutdamagingthewireconductor.Whentroubleshootingelectricalcircuits,_________________helpstodeterminewhetheracomponentisreceivingthecorrectvoltage.___________________________________istransformingtheindustrialsectorbybringingtogetheradvancedtechnologiestocreatemoreefficient,flexible,andsustainableproductionprocesses.Therearedifferentbitsfor_________________,suchasflat-head,Phillips-head,andothertypesofscrews.__________usesaprogrammablememorytostoreinstructionsforlogicoperationsandusesdigitalinputsandoutputstocontrolvarioustypesofmachineryorproductionprocesses.solderSignalgeneratorThermalrelayswirestrippermultimeterIntelligentmanufacturingscrewdriverPLC ProgrammableLogicControllers(PLCs):CrucialforIndustrialAutomation Inmodernindustrialautomation,ProgrammableLogicControllers(PLCs)areessential.Thesespecializedcomputersforindustrialuseconsistofa(1)________________,memory,I/Omodules,anda(2)___________________interface(接口).Theycanbeprogrammedin(3)_______________likeladderlogic,functionblockdiagram,orstructuredtexttohandletasksfromsimpleon/offcontroltocomplexprocess(4)__________. PLCsarehighly(5)____________andreliable.TheycanendureharshindustrialconditionsandareoftenintegratedwithothercontrolsystemslikeHMIsandSCADA.Theirprogrammingisaccessibleeventonon-experts.WiththeintegrationoftechnologieslikeIoTandIndustry4.0,theyenable(6)__________monitoringand(7)________analysis. Inconclusion,(8)________playavitalroleinmodernindustrial(9)________________duetotheirflexibility,reliability,easeofprogramming,andintegrationcapabilities.As(10)________________advances,theywillcontinuetoshapethefutureofindustrialprocesses.ReadandCompleteWriting1.processor2.programming3.languages4.control5.flexible6.Remote

7.data8.automation9.technology10.PLCsprocessorprogramminglanguagescontrolflexibleremotedataPLCsautomationtechnologyReadandApplyPracticeReadandApplyPracticeBeforethecompetitionContestantA:我作为项目总策划/软件程序开发员，负责项目总体规划”。Asthechiefprojectplanner,IamresponsiblefortheoverallplanningoftheprojectContestantB:我是硬件设备安装员，负责硬件设备。“Iamthehardware(1)i________________technician,responsibleforthehardwaredevices.ContestantC:我是硬件线路设计员，负责硬件系统。“Iamthehardware(2)c_______designer,responsibleforthehardwaresystem.”ContestantA:检查软件应用，工具耗材以及设备。“Let’scheckthe(3)s___________applications,(4)t______andconsumables,aswellastheequipment.”ContestantB:“Alltoolsworkandconsumablesareenough”ContestantC:“Thehardwareisgood.installationcircutsoftwaretoolsReadandApplyPracticeDuringtheoperationstageContestantC:在刚才的线路检查中，我们发现发电设备的线路与负载的线路未完成连接，因此，接下来我们将完成这两部分的线路安装。“Duringthepreviouscircuit(5)i______________,wefoundthatthewiringofthepowergenerationequipmentandthewiringoftheloadhavenotbeen(6)c______________yet.Therefore,next,wewillcompletetheinstallationofthewiringforthesetwoparts.”ContestantB:接下来我将进行规范做线展示，“Next,Iwilldemonstratethestandardizedwire-makingprocess.”ContestantC:现在我们将进行上电前检测。检测完毕，线路未发生故障“Nowwewillconductthepre-power-oninspection.The(7)i______________iscompleted,andnofaultshavebeenfoundinthecircuits.”ContestantA:接下来由我向大家介绍系统总体功能。至此我们完成了新型电力智能状态检测与故障诊断系统，且功能正常运行，符合公司需求，顺利完成交付。“Then,Iwillintroducetheoverallfunctionsofthesystem.Sofar,wehavecompletedthedevelopmentofthenew(8)i_______________powerstatusdetectionandfaultdiagnosissystem.Thesystemisoperatingnormally,meetingtherequirementsofthecompany.”inspectionconnectedintelligentinspectionReadandApplyPracticeAttheendofthecompetitionContestantA:通过搭建本系统，我掌握了系统程序设计与网络通信调试等技能，适应了软件程序开发员的岗位“Bybuildingthissystem,I’vemasteredskillslikesystemprogrammingandnetworkcommunicationdebugging.Thishasenabledmetoadaptwelltothepositionofsoftwareprogrammer.”ContestantB:我掌握了光伏组件与风力发电机组的安装，系统硬件设备安装等技能，适应了设备安装调员的岗位需求。“I’veacquiredskillsininstallingphotovoltaicmodules,windturbinegenerators,andsystemhardwareequipment.Thishasallowedmetomeettherequirementsoftheequipmentinstallationandcommissioning(9)t_____________position.”ContestantC:我掌握了系统线路连接，系统线路设计等技能，适应了硬件线路设计员的岗位需求。“Ihavemasteredskillssuchas(10)s__________circuitconnectionandsystemcircuitdesign,whichenablesmetomeetthejobrequirementsofahardwarecircuitdesigner.”ContestantA:“Weshouldalwaysstriveforperfectioninourwork..”ContestantB&C:“Yes!Wewill!”techniciansystemWords&ExpressionsReadingmaintenance:/ˈmeɪntənəns/n.维护；保养；维持inspection:/ɪnˈspekʃn/n.检查；检验；视察regularly:/ˈreɡjələli/adv.有规律地；定期地；经常地damage: /ˈdæmɪdʒ n.损害；损失；v.损害；毁坏loose:/luːs/adj.宽松的；松动的；未固定的；v.释放；放开crack:/kræk/n.裂缝；裂纹；v.破裂；裂开；adj.训练有素的harsh:/hɑːʃ/adj.严厉的；严酷的；刺耳的；粗糙的dust:/dʌst/n.灰尘；尘土；v.掸去灰尘；撒上粉末debris: /ˈdebriː/n.碎片；残骸；瓦砾堆buildup:/ˈbɪldʌp/n.积聚；堆积；增强compressed:/kəmˈprest/adj.压缩的；压紧的lubricate:/ˈluːbrɪkeɪt/v.润滑；使顺畅fastener: /ˈfɑːsnə(r)/ n.扣件；紧固件；纽扣megohmmeter:/ˌmeɡəʊˈmiːtə(r)/n.兆欧表；高阻表diagnostic:/ˌdaɪəɡˈnɒstɪks/n.诊断学；诊断法；adj.诊断的replacement:/rɪˈpleɪsmənt/n.替换；更换；替代品worn-out:/ˌwɔːnˈaʊt/adj.疲惫不堪的；破旧的；耗尽的contact: /ˈkɒntækt/；美/ˈkɑːntækt/n.接触；联系；v.联系；接触fuse:/fjuːz/n.熔断器；v.融合；熔化；使结合faulty:/ˈfɔːlti/adj.有故障的；有缺陷的；错误的overheating:/ˌəʊvəˈhiːtɪŋ/n.过热；v.使过热（