船舶電氣英語課件

教學目的___________________________CompanyLogo“船舶電氣專業(yè)英語”，是一門應(yīng)用性很強的基礎(chǔ)課程。它體現(xiàn)了船舶電氣專業(yè)與英語的結(jié)合。是從事船舶電氣行業(yè)技術(shù)研究必須具備的一項技能。前期應(yīng)具備的學科基礎(chǔ)：船舶電氣設(shè)備、大學英語。南通理工學院教學目的__________________www.th1授課思路CompanyLogo結(jié)合船舶電氣專業(yè)，講解英語中的基本元素?！黜椖芰ε囵B(yǎng)的基礎(chǔ)南通理工學院授課思路Compan2CompanyLogo授課內(nèi)容內(nèi)容選擇：

以船舶電氣管理中涉及的電工工藝、電氣控制、電子技術(shù)等為主線，主要選擇以下7方面內(nèi)容：

船舶電氣安全知識常用測量儀表和工具船舶照明電路和船用電纜三相交流異步電機船舶電力拖動系統(tǒng)模擬電子技術(shù)數(shù)字電路南通理工學院CompanyLo3CompanyLogo教學目標與考核方式考核方式：平時成績和期終考試相結(jié)合。平時成績：出勤情況、課堂表現(xiàn)、作業(yè)。終期考試成績：期末測驗

教學目標：熟悉并掌握常用船舶電氣專業(yè)英語詞匯發(fā)音及含義?？焖?，準確理解船舶電氣專業(yè)英語文獻的含義。具備對普通船舶電氣專業(yè)英語文獻的翻譯能力。南通理工學院專業(yè)詞匯的掌握是第一位的沒有專業(yè)詞匯量，英語建筑就沒有基石CompanyLo4CompanyLogoChapter5.MarineElectricMotorDrivenSystemsChapter4.ThreePhaseACInductionMotorChapter3.ShipboardElectricCable,LightingMotorChapter2.CommomMeasureDevicesandToolsChapter1.ElectricalSafetyContentsChapter6.AnalogElectronicsChapter7.DigitCircuit南通理工學院CompanyLo5CompanyLogo1ElectricalSafetyVocabularyvoltage電壓current/ohm

corrosion腐蝕corrodedeterioration惡化deteriorateelaborate詳盡的hazard危險precaution預(yù)防vulnerable易受傷害的energize

激勵、通電(de-energize)threshold臨界值resistance

阻力resistmomentarily隨時地momentminimize

最小化maximum

最大化accidental意外的conductor導(dǎo)體terminal末端flammable可燃性的南通理工學院insulation絕緣insulatewire電線static靜態(tài)的dynamicnavigational航行的accessory

附件/ek’seseri/discharge排放capacity容量capacitorcable電纜battery電池rotate旋轉(zhuǎn)rotationreciprocate往復(fù)運動motor發(fā)動機install安裝extinguisher滅火器OBA-oxygenbreathingapparatus氧氣呼吸機spontaneous自發(fā)的CompanyLo6CompanyLogo1ElectricalSafetyPhrase/SentenceTheelectricalequipmentonboardashipissubjectedtoalotofmoreharshtreatment.遭受…Howtoprevent(Sb.)frombeingelectricshocked阻止某人做某事Manyworkersareunawareof意識不到…Whenpersonnelcomeincontactwithenergizedconductors接觸innexttonotime很快circuitbreakers斷路器radarandnavigationalequipment船舶雷達和導(dǎo)航設(shè)備insulateoneselffrom使隔離…depriveof失去南通理工學院CompanyLo7CompanyLogo1.1ElectricalHazardsandPrecautionMarineelectricalhazards:ElectricalshockArc-flashArc-blastvoltage//電壓

moisture//潮濕electricshock//觸電electricalfire//電氣著火electricalhazards//電氣危害Arc-flash//電弧灼傷Arc-blast//電弧擊傷Allthesethreethingswillcausepersonnelinjury,whilethelattertwowillalsocauseelectricalfire.Thus,weneedtoknowhowtopreventfrombeingelectricshockedandbreakingoutofelectricalfire南通理工學院CompanyLo8CompanyLogo1.1.1ElectricShockWhenpersonnelcomeincontactwithenergizedconductorstheyreceiveashockwithcurrentflowingthroughtheirskin,musclesandorgans.Therearethreebasicpathwayselectriccurrenttravelsthroughbody:

?Touchpotential

?Steppotential

?Touch/Steppotential50mA--thesafetycurrent36V--thesafetyvoltage12V–theabsolutesafetyvoltagecurrentintensity//電流強度threshold//臨界值

resistance//

阻力ohm

//電阻humidorfoggysituation潮濕有霧的環(huán)境energizedconductor//通電導(dǎo)體南通理工學院CompanyLo9CompanyLogoreviewreview南通理工學院Question1Whatdomarineelectricalhazardsinclude?Question2Whatissafetyvoltagewhenpeopledirectlycontactwith?Question3Howmanypathwaysarethereelectriccurrenttravelingthroughthebody?CompanyLo10CompanyLogo1.1.2.Arc-flashandArcBlastsThehazardsofArc-FlashandArcBlast:Thirddegreeburn,possibleblindness,shockandsoonReleasetoxicgasesPotentialdamagetoelectricalequipmentconductor導(dǎo)體terminal端點electricalequipment電氣設(shè)備raceway電纜circuit電路insulator絕緣體beresponsiblefor對…負責南通理工學院CompanyLo11CompanyLogo1.1.2.Arc-flashandArcBlastsThereasonofelectricalsafetyhazards:wornorbrokenconductorinsulationExposedlivepartsLoosewireconnectionsimproperlymaintainedswitchesandcircuitWaterorliquidnearelectricalequipmenthighvoltagecablestaticelectricitydamagedtoolsandequipment南通理工學院CompanyLo12CompanyLogo1.1.3SafetyPrecautionsforPreventingElectricShockThesafetyprecautionswhenworkingonelectricalequipment：StandclearofoperatingradarandnavigationalequipmentneverworkaloneThepowersourceshouldbetaggedoutkeepcoverscloseddischargecapacitorsandinsulateyourselfremaincalmandconsiderpossibleconsequencesRadarandnavigationalequipment船舶雷達和導(dǎo)航設(shè)備maintain

維修/管理discharge

排放capacitor電容器component電氣元件

reciprocate往復(fù)運動南通理工學院CompanyLo13CompanyLogoreviewreview南通理工學院Question1WhatwillanArc-flashandArc-blastsleadifpersonneldirectlyexposedtoit?Question2WhatisthemostcommoncauseofArc-flashandotherelectricalaccidents?CompanyLo14CompanyLogo1.2ElectricalFirePreventionandHandling

EveryoneontheshipshouldknowhowtousethefireextinguishersCarbondioxideisthechoiceforfightingelectricalfiresmisuse//誤用maintenance//維護extinguisher//滅火器electricalfires//電氣火災(zāi)secure//停止cutoffthepower//切斷電源apparatus//設(shè)備南通理工學院CompanyLo15CompanyLogo1.3FirstAidforElectricalShockTheproceduresasfollowed:RemovevictimfromelectricalcontactwithanynonconductorofelectricityDeterminethecardiopulmonarystatusofcasualty，startCPRotherphysicalinjuriesshouldbetreatedkeepthevictimwarm南通理工學院CompanyLo16CompanyLogo1.3FirstAidforElectricalShockshock//

休克、震動treatment

//

處理、治療firstaid//急救護理be/comeincontactwith//和…接觸energize---de-energize//通電/不通電energizedconductors/circuit//通電導(dǎo)體/通電電路endanger//使遭到危險endangeroneself//使某人遭到危險exposure//暴露

南通理工學院單詞達人CompanyLo17CompanyLogoAssignmentAssignment單詞、詞組中英文互譯危害（）臨界值（）電氣（）

通電（）絕緣層（）導(dǎo)體（）預(yù)防（）設(shè)備（）電流（）電壓（）電阻（）導(dǎo)體（）resistance（）flammable（）arc-flash（）material（）motor（）wire（）cable（）injury（）南通理工學院CompanyLo18CompanyLogoAssignmentAssignment單詞、詞組中英文互譯Arc-blasts（）threshold（）personnelinjury（）minimize（）electricshock（）electricalfire（）onboard（）currentintensity（）radarandnavigationalequipment（）南通理工學院CompanyLo19CompanyLogoAssignmentAssignment中英文互譯在日常生活中，我們必須要懂得基本的安全用電知識。電氣危害容易造成人員傷亡和引發(fā)設(shè)備著火。在進行電氣設(shè)備的維護時，工作人員務(wù)必要做好預(yù)防措施。Oncepersonnelcomeincontactwithenergizedconductors,theyareeasytogetshocked.Theworkerswhoareunawareofthepotentialelectricalhazardswillbevulnerabletogetinjured.Whenelectricalfirehappensonboard,weshouldcalmdownandhandlecorrectly.南通理工學院CompanyLo20CompanyLogoChapter5.MarineElectricMotorDrivenSystemsChapter4.ThreePhaseACInductionMotorChapter3.ShipboardElectricCable,LightingMotorChapter2.CommomMeasureDevicesandToolsChapter1.ElectricalSafetyContentsChapter6.AnalogElectronicsChapter7.DigitCircuit南通理工學院CompanyLo21CompanyLogo2.1Multi-meterVocabularymeasure測量device設(shè)備meter米、儀表multi-meter萬用表ammeter電流表voltmeter電壓表ohmmeter電阻表troubleshoot故障排解quantity數(shù)據(jù)capacitance電容conductance導(dǎo)電率inductance電感diode二極管南通理工學院transistor三極管digitalmulti-meters數(shù)字式萬用表analogmulti-meters指針式萬用表amplifier放大器Portable便攜的，手提的needle指針overload過載install安裝range范圍optimize調(diào)整、優(yōu)化deflection偏差(deflect)CompanyLo22CompanyLogo2.1Multi-meterPhrase/SentenceDigitalmulti-metergenerallytakemeasurementwithaccuracysuperiortoanalogcounter-parts比…好的Standardportabledigitalmulti-metersclaimto

becapableof(doing)要求能夠benecessaryto對…有必要comparativelysimilar大同小異南通理工學院CompanyLo23CompanyLogo2.1Multi-meterPhrase/SentenceTherearetwocategoriesofdigitmulti-meters…therebe結(jié)構(gòu)makecurrent/voltage/resistancemeasurement測量電流/電壓/電阻As(soon/low/loudly形容詞/副詞/形容詞+名詞)aspossiblebeworthdoing/beworthyof值得做南通理工學院CompanyLo24CompanyLogo2.1Multi-meterThemulti-metercanmeasuremanyquantities:VoltageinvoltsCurrentinamperesResistanceinohmsDiodesandtransistors

南通理工學院Twocategoriesofmulti-metersdigitalmulti-meteranalogmulti-meterSwitchedrangemulti-metersAuto-rangemulti-metersmulti-meter萬用表

ammeter

電流表voltmeter

電壓表

ohmmeter電阻表capacitance

電容

conductance

導(dǎo)電率inductance

電感diode二極管Transistor

三極管needle指針CompanyLo25CompanyLogoreviewreview南通理工學院Question1Howmanyquantitiescanmulti-metercanmeasure?Question2Whatwillyouchoosebetweendigitmulti-meterandanalogmulti-meter?CompanyLo26CompanyLogoreviewreview南通理工學院multi-meterammetervoltmeterohmmetercurrentvoltageconductorenergizedigitalanalogyelectricalsafetyhazardresistancewirecircuitCompanyLo27CompanyLogo2.1.2OperateaDMMandananalogmulti-meterhowtooperateaDMMandananalogmulti-meterturnthemeteroninserttheprobesintothecorrectconnectionssetswitchtothecorrectmeasurementtypeoptimizetherangeforthebestreadingplacetheprobesintothevoltagemeasurementsocketsandturntherangetomaximumvoltage南通理工學院CompanyLo28CompanyLogoreviewreview南通理工學院Question1Howmanyquantitiescanmulti-metercanmeasure?Question2Whatwillyouchoosebetweendigitmulti-meterandanalogmulti-meter?CompanyLo29CompanyLogo2.1.3Makecurrent,voltageandresistancemeasurementVocabularyconnect連接diagram圖表current電流voltage電壓resistance電阻resistor電阻器socket插座、穴positive(terminal)正極的negative(terminal)負極的backward反向的acceptable可接受的(be#to)南通理工學院

alternating可交替的shortcircuits短路opencircuits開路calibration刻度parameter參數(shù)meterprobe表筆item參數(shù)checkfor檢查connect…together把…連接起來

combinewith使結(jié)合CompanyLo30diagrambdiagramcdiagramdCompanyLogo2.1.3Makecurrent,voltageandresistancemeasurement南通理工學院Measuringvoltagewithamulti-meterMeasuringcurrentwithamulti-meterMeasuringresistancewithamulti-meter具體測量電流電壓電阻的方法見書本diagramC31CompanyLogoreviewreview南通理工學院multi-meterammetervoltmeterohmmetercurrentvoltageconductorenergizedigitalanalogyelectricalsafetyhazardresistancewirecircuitCompanyLo32CompanyLogo2.1.3Howtotestdiodesandtransistorswithmulti-meterVocabulary

diode二極管transistor三極管detect探測perform執(zhí)行cathode陰極anode陽極base基級collector集電極emitter發(fā)射極deflection偏差junction連接南通理工學院coil線圈capacitor電容器relay接替、繼電器opencircuit開路shortcircuit短路CompanyLo33CompanyLogo2.1.3Howtotestdiodesandtransistorswithmulti-meter南通理工學院CompanyLo342.1.4Howtotestdiodesandtransistorswithmulti-meter南通理工學院

diodetest

setthemetertoitsohmsrangeconnectthecathodeterminalofthediodetotheterminalmarkedpositiveonthemulti-meter,andtheanodetothenegativeorcommonterminalsetthemetertoreadohms,and“l(fā)owish”readingshouldbeobtainedreversetheconnection2.1.4Howtotestdiodesandt35CompanyLogo2.1.4Howtotestdiodesandtransistorswithmulti-meter南通理工學院differentcategoriesoftransistorsCompanyLo362.1.4Howtotestdiodesandtransistorswithmulti-meter南通理工學院setthemetertoitsohmsrange(middleohmsrange)connectthebaseterminalofthetransistortotheterminalmarkedpositiveonthemulti-meter,connecttheterminalmarkednegativeorcommontocollector,itshouldreadopencircuitwiththeterminalmarkedpositivestillconnectedtobase,repeatmeasurementwithpositiveterminalconnectedtotheemittertransistortest2.1.4Howtotestdiodesandt372.1.4Howtotestdiodesandtransistorswithmulti-meter南通理工學院reversetheconnectionconnectthepositiveterminal,firsttothecollector,thentakeittotheemitter.themetershoulddeflect.connectthemeternegativeorcommontocollectorandmeterpositivetoemitter.checkmeterreadsopencircuit.reversetheconnectionIfthetransistorpassesallthetests,itisok.2.1.4Howtotestdiodesandt38CompanyLogo2.1.4Howtotestdiodesandtransistorswithmulti-meter南通理工學院ThestructureandsignoftransistorsUsemulti-metertodeterminetransistortypeandit’spole：Firstly,usemulti-meterdeterminethebaseandtypeofthetransistor;Then,itiseasytotelltheotherpolesofthetransistorusingthebook’smethod.CompanyLo39CompanyLogo2.2Meg-ohmmeter南通理工學院Vocabularymeg-ohmmeter（megger）兆歐表resistance阻力instrument儀器portable便攜的coil線圈combination組合generator發(fā)電機current電流voltage電壓measure測量energize(de-energize)通電circuit電路conductor導(dǎo)體clockwise順時針

counterclockwise逆時針dependon/upon依賴于connectwith連接…beindependentof…獨立CompanyLo40CompanyLogo2.2Meg-ohmmeter南通理工學院Constructionofameg-ohmmeterahanddrivendcgeneratortheinstrumentportionTwocoilsCompanyLo41CompanyLogo2.2Meg-ohmmeter南通理工學院CompanyLo42CompanyLogo2.2Meg-ohmmeter南通理工學院InstructionsforusingameggerCutoffthepowerShortcircuittestandopencircuittestcleanthemeasuringsurfacekeptthehandcrankrotateevenlyusemulti-corewireIfthepointerreacheszero,stoprotatingthehandcranktheresistancevoltageofcapacitorshouldbehigherthantheratevoltageofmeggerCompanyLo43CompanyLogo2.3Clamp-onAmmeter南通理工學院Vocabularyclamp夾鉗、螺絲鉗ammeter電流表common普通digital數(shù)字的Analog指針的restrict限制wire電線transformer變壓器winding線圈magnetic有磁性的range范圍precautionconductorcurrentvoltageohmcableCompanyLo44CompanyLogo2.3Clamp-onAmmeter南通理工學院Characteristicofclamp-onammeterItisrestrictedtoACcircuitsAttopofitisasetofjawsItcanonlymeasureoneconductoratatimeTheinstructionsofusingclamp-onammeterhavebeendescribedinthebooks.Let’slookatthebooks.CompanyLo45CompanyLogo2.3Clamp-onAmmeter南通理工學院CompanyLo46CompanyLogo2.3Clamp-onAmmeter南通理工學院CompanyLo47CompanyLogo2.3Clamp-onAmmeter南通理工學院CompanyLo48CompanyLogo2.4SolderingIron南通理工學院Vocabularysolder焊接、焊料iron烙鐵weld焊接inside內(nèi)部outside外部wattage瓦數(shù)power電源、功率generate產(chǎn)生integrate使完整、集成solderingiron電烙鐵pullout拔下CompanyLo49CompanyLogo2.4SolderingIron南通理工學院Twocategoriesofsolderingiron:InsideheatingtypeoutsideheatingtypeTellmewhichoneisinsideheatingtype?CompanyLo50CompanyLogo2.4SolderingIron南通理工學院CompanyLo51CompanyLogo2.4SolderingIron南通理工學院CompanyLo52CompanyLogo2.4SolderingIron南通理工學院InstructionsforsolderingironAnironisalwaystinnedpriortosolderingacomponentinacircuit;Payattentiontothenutsbeforeandduringtheoperation;Cleanlinessisnecessaryforefficient,effectivesoldering;Itemstobesolderedalsoshouldbetinned.CompanyLo53CompanyLogo2.5OtherCommonElectricTools南通理工學院Vocabularyelectrician電工plier鉗子tool工具screw螺絲combinationpliers鋼絲鉗needle-nosepliers尖嘴鉗wire-strippingpliers剝線鉗diagonalpliers斷線鉗、斜口鉗wirecrimpingpliers壓線鉗screwdriver螺絲刀electricaltestpen低壓驗電筆CompanyLo542.5OtherCommonElectricTools南通理工學院pliersCombinationpliersNeedle-noseplierswire-strippingpliersdiagonalplierswirecrimpingpliers2.5OtherCommonElectricTool55CompanyLogo2.5OtherCommonElectricTools南通理工學院Twocategoriesofscrewdriver:flatbladescrewdriverphillipsheadscrewdriverCompanyLo56CompanyLogo2.5OtherCommonElectricTools南通理工學院Anelectricaltesterpenortestpenisadeviceforquicklycheckingwhetheraconductorislive.Thedevicemayhavetheformofscrewdriver,showinfollowingfigure.CompanyLo57CompanyLogo2.5OtherCommonElectricTools南通理工學院CompanyLo58CompanyLogoChapter5.MarineElectricMotorDrivenSystemsChapter4.ThreePhaseACInductionMotorChapter3.ShipboardElectricCable,LightingMotorChapter2.CommomMeasureDevicesandToolsChapter1.ElectricalSafetyContentsChapter6.AnalogElectronicsChapter7.DigitCircuit南通理工學院CompanyLo59CompanyLogo3.1Semiconductor南通理工學院Vocabularysemiconductor半導(dǎo)體junction連接model型號specification規(guī)格polarity極性forward正向的reverse反向的commondiode普通管microwavediode微波管zenerdiode穩(wěn)壓管parametersdiode參量管CompanyLo60CompanyLogo3.1Semiconductor南通理工學院DiodesmodelnamingrulesNamingrulesofdiodesCompanyLo61CompanyLogo2.4SolderingIron南通理工學院CommondiodesLight-emittingdiodeszenerdiodesdiodesCompanyLo62CompanyLogo3.1Semiconductor南通理工學院CompanyLo63CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院Vocabularycurrentvoltageresistanceammetermulti-meterdigitalmulti-meteranalogmulti-metermeasuremeasurementdiodetransistormeg-ohmmeterclamp-onammetersolderingironCompanyLo64CompanyLogo3.1Semiconductor南通理工學院transistorCompanyLo65CompanyLogo3.1Semiconductor南通理工學院NamingrulesoftransistorsreviewCompanyLo66CompanyLogoreviewreview南通理工學院multi-meterammetervoltmeterohmmetercurrentvoltageconductorenergizemeg-ohmmeterclamp-onammetersolderingironscrewdriverdiodetransistormeasuretestpenCompanyLo67CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院Vocabularyinstallation安裝weld焊接weldment焊件electronic電子的component元件solder焊接/焊料polarity極性measure測量debug調(diào)試power電源failure故障commonfailures常見故障CompanyLo68CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院Basicessentialsofweldingoperationscleanthesurfacewelding;controlweldingtimeandtemperature;theamountofcontrolsolders;masterthecorrectmethodofweldingCompanyLo69CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院CompanyLo70CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院TheinstallationofelectroniccomponentsWeldingDCpowersupplyandlightcontrolcircuitTheelectroniccircuitdebuggingFindoutthecomponentsmalfunctionCompanyLo71TheEnd南通理工學院TheEnd南通理工學院72CompanyLogo3.2InstallationandWeldingofElectronicComponents南通理工學院Vocabularycurrentvoltageresistanceammetermulti-meterdigitalmulti-meteranalogmulti-metermeasuremeasurementdiodetransistormeg-ohmmeterclamp-onammetersolderingironCompanyLo73CompanyLogo3.4Applicationexperiment-temperaturecontrolcircuit南通理工學院CompanyLo74CompanyLogo3.4Applicationexperiment-temperaturecontrolcircuit南通理工學院ExperimentcontentThecircuitshowninfigure;Systemperformancetesting;Measurementofvoltageamplificationgain;Temperaturecontrolprocessofdebuggingandtesting.CompanyLo75TheEnd南通理工學院TheEnd南通理工學院76教學目的___________________________CompanyLogo“船舶電氣專業(yè)英語”，是一門應(yīng)用性很強的基礎(chǔ)課程。它體現(xiàn)了船舶電氣專業(yè)與英語的結(jié)合。是從事船舶電氣行業(yè)技術(shù)研究必須具備的一項技能。前期應(yīng)具備的學科基礎(chǔ)：船舶電氣設(shè)備、大學英語。南通理工學院教學目的__________________www.th77授課思路CompanyLogo結(jié)合船舶電氣專業(yè)，講解英語中的基本元素?！黜椖芰ε囵B(yǎng)的基礎(chǔ)南通理工學院授課思路Compan78CompanyLogo授課內(nèi)容內(nèi)容選擇：

以船舶電氣管理中涉及的電工工藝、電氣控制、電子技術(shù)等為主線，主要選擇以下7方面內(nèi)容：

船舶電氣安全知識常用測量儀表和工具船舶照明電路和船用電纜三相交流異步電機船舶電力拖動系統(tǒng)模擬電子技術(shù)數(shù)字電路南通理工學院CompanyLo79CompanyLogo教學目標與考核方式考核方式：平時成績和期終考試相結(jié)合。平時成績：出勤情況、課堂表現(xiàn)、作業(yè)。終期考試成績：期末測驗

教學目標：熟悉并掌握常用船舶電氣專業(yè)英語詞匯發(fā)音及含義?？焖?，準確理解船舶電氣專業(yè)英語文獻的含義。具備對普通船舶電氣專業(yè)英語文獻的翻譯能力。南通理工學院專業(yè)詞匯的掌握是第一位的沒有專業(yè)詞匯量，英語建筑就沒有基石CompanyLo80CompanyLogoChapter5.MarineElectricMotorDrivenSystemsChapter4.ThreePhaseACInductionMotorChapter3.ShipboardElectricCable,LightingMotorChapter2.CommomMeasureDevicesandToolsChapter1.ElectricalSafetyContentsChapter6.AnalogElectronicsChapter7.DigitCircuit南通理工學院CompanyLo81CompanyLogo1ElectricalSafetyVocabularyvoltage電壓current/ohm

corrosion腐蝕corrodedeterioration惡化deteriorateelaborate詳盡的hazard危險precaution預(yù)防vulnerable易受傷害的energize

激勵、通電(de-energize)threshold臨界值resistance

阻力resistmomentarily隨時地momentminimize

最小化maximum

最大化accidental意外的conductor導(dǎo)體terminal末端flammable可燃性的南通理工學院insulation絕緣insulatewire電線static靜態(tài)的dynamicnavigational航行的accessory

附件/ek’seseri/discharge排放capacity容量capacitorcable電纜battery電池rotate旋轉(zhuǎn)rotationreciprocate往復(fù)運動motor發(fā)動機install安裝extinguisher滅火器OBA-oxygenbreathingapparatus氧氣呼吸機spontaneous自發(fā)的CompanyLo82CompanyLogo1ElectricalSafetyPhrase/SentenceTheelectricalequipmentonboardashipissubjectedtoalotofmoreharshtreatment.遭受…Howtoprevent(Sb.)frombeingelectricshocked阻止某人做某事Manyworkersareunawareof意識不到…Whenpersonnelcomeincontactwithenergizedconductors接觸innexttonotime很快circuitbreakers斷路器radarandnavigationalequipment船舶雷達和導(dǎo)航設(shè)備insulateoneselffrom使隔離…depriveof失去南通理工學院CompanyLo83CompanyLogo1.1ElectricalHazardsandPrecautionMarineelectricalhazards:ElectricalshockArc-flashArc-blastvoltage//電壓

moisture//潮濕electricshock//觸電electricalfire//電氣著火electricalhazards//電氣危害Arc-flash//電弧灼傷Arc-blast//電弧擊傷Allthesethreethingswillcausepersonnelinjury,whilethelattertwowillalsocauseelectricalfire.Thus,weneedtoknowhowtopreventfrombeingelectricshockedandbreakingoutofelectricalfire南通理工學院CompanyLo84CompanyLogo1.1.1ElectricShockWhenpersonnelcomeincontactwithenergizedconductorstheyreceiveashockwithcurrentflowingthroughtheirskin,musclesandorgans.Therearethreebasicpathwayselectriccurrenttravelsthroughbody:

?Touchpotential

?Steppotential

?Touch/Steppotential50mA--thesafetycurrent36V--thesafetyvoltage12V–theabsolutesafetyvoltagecurrentintensity//電流強度threshold//臨界值

resistance//

阻力ohm

//電阻humidorfoggysituation潮濕有霧的環(huán)境energizedconductor//通電導(dǎo)體南通理工學院CompanyLo85CompanyLogoreviewreview南通理工學院Question1Whatdomarineelectricalhazardsinclude?Question2Whatissafetyvoltagewhenpeopledirectlycontactwith?Question3Howmanypathwaysarethereelectriccurrenttravelingthroughthebody?CompanyLo86CompanyLogo1.1.2.Arc-flashandArcBlastsThehazardsofArc-FlashandArcBlast:Thirddegreeburn,possibleblindness,shockandsoonReleasetoxicgasesPotentialdamagetoelectricalequipmentconductor導(dǎo)體terminal端點electricalequipment電氣設(shè)備raceway電纜circuit電路insulator絕緣體beresponsiblefor對…負責南通理工學院CompanyLo87CompanyLogo1.1.2.Arc-flashandArcBlastsThereasonofelectricalsafetyhazards:wornorbrokenconductorinsulationExposedlivepartsLoosewireconnectionsimproperlymaintainedswitchesandcircuitWaterorliquidnearelectricalequipmenthighvoltagecablestaticelectricitydamagedtoolsandequipment南通理工學院CompanyLo88CompanyLogo1.1.3SafetyPrecautionsforPreventingElectricShockThesafetyprecautionswhenworkingonelectricalequipment：StandclearofoperatingradarandnavigationalequipmentneverworkaloneThepowersourceshouldbetaggedoutkeepcoverscloseddischargecapacitorsandinsulateyourselfremaincalmandconsiderpossibleconsequencesRadarandnavigationalequipment船舶雷達和導(dǎo)航設(shè)備maintain

維修/管理discharge

排放capacitor電容器component電氣元件

reciprocate往復(fù)運動南通理工學院CompanyLo89CompanyLogoreviewreview南通理工學院Question1WhatwillanArc-flashandArc-blastsleadifpersonneldirectlyexposedtoit?Question2WhatisthemostcommoncauseofArc-flashandotherelectricalaccidents?CompanyLo90CompanyLogo1.2ElectricalFirePreventionandHandling

EveryoneontheshipshouldknowhowtousethefireextinguishersCarbondioxideisthechoiceforfightingelectricalfiresmisuse//誤用maintenance//維護extinguisher//滅火器electricalfires//電氣火災(zāi)secure//停止cutoffthepower//切斷電源apparatus//設(shè)備南通理工學院CompanyLo91CompanyLogo1.3FirstAidforElectricalShockTheproceduresasfollowed:RemovevictimfromelectricalcontactwithanynonconductorofelectricityDeterminethecardiopulmonarystatusofcasualty，startCPRotherphysicalinjuriesshouldbetreatedkeepthevictimwarm南通理工學院CompanyLo92CompanyLogo1.3FirstAidforElectricalShockshock//

休克、震動treatment

//

處理、治療firstaid//急救護理be/comeincontactwith//和…接觸energize---de-energize//通電/不通電energizedconductors/circuit//通電導(dǎo)體/通電電路endanger//使遭到危險endangeroneself//使某人遭到危險exposure//暴露

南通理工學院單詞達人CompanyLo93CompanyLogoAssignmentAssignment單詞、詞組中英文互譯危害（）臨界值（）電氣（）

通電（）絕緣層（）導(dǎo)體（）預(yù)防（）設(shè)備（）電流（）電壓（）電阻（）導(dǎo)體（）resistance（）flammable（）arc-flash（）material（）motor（）wire（）cable（）injury（）南通理工學院CompanyLo94CompanyLogoAssignmentAssignment單詞、詞組中英文互譯Arc-blasts（）threshold（）personnelinj