自动化专业英语

专业英语（2）自动化专业第二讲INTRODUCTIONTODCMACHINES准备课文后的词汇（8MIN）补充词汇DCMACHINEDCMOTORSHUNTVNSTEADYSTATENSERIESNADYNAMICSTATENPARALLELVTNAEXCITEDATORQUEN补充词汇SALIENTNASINUSOIDALAARMATURENRELUCTANCENCOMMUTATORNPERMEANCENRECTIFIERNRHEOSTATNQUADRATURENCUMULATIVEAQUADRATUREAXISN补充词汇VERSATILITYNCENTERLINENVERSATILEASTATIONARYAVOLTAMPERENSUBSTITUTIONNSTATORNRIPPLEVTVINSYMMETRICALACONCENTRATEDAIETHATISMMFMAGNETOMOTIVEFORCEOPERATIONALAMPLIFIERS读课文8MIN分析课文补充介绍英文论文的标题与摘要重点突出言简意赅一般10个单词不超过16个单词副标题标点符号标题的长度举例（1）LOWFREQUENCYWIDEBANDSAM（2）HOWTORECOGNIZEANDTRANSLATETHEINTENTIONOFTHESOURCETEXTACULTURALCONSIDERATIONINTRANSLATION（3）SUBSTITUTIONTHETHIRDFUNCTIONOFENGLISHPUNCTUATIONMARKS标题的书写特征第一个词及所有实词首字母大写虚词小写REVIEWANDPROSPECTOFCOMPUTERCONTROLSYSTEMFORALUMINUMSMELTERSINCHINA标题的书写特征（续）第一个词首字母大写其余均小写ONDESIGNANDREALIZATIONOFTHEDATABASEINTHELOCOMOTIVECIRCUITDETECTOR标题的书写特征（续）所有字母全大写REVIEWANDPROSPECTOFCOMPUTERCONTROLSYSTEMFORALUMIUMSMELTERSINCHINA标题的内容特征关键词，反映论文的性质和主要内容研究的手段或方法RESEARCHONCONTROLLABILITYOFMAGNETICSUSPENSIONWITHHIGHTEMPERATURESUPERCONDUCTINGELECTROMAGNET关键词CONTROLLABILITY，MAGNETICSUSPENSION，HIGHTEMPERATURESUPERCONDUCTINGELECTROMAGNET标题的语言特征及翻译标题的常用句式短语不是整句动名词、名词短语、介词短语带疑问词的动词不定式“基于”，“的设计”，“的研究”，“的方法”，“的应用”，“的思考”举例DESIGNOFASIMPLEWIRELESSPOWERINGSYSTEMONTHEMISCONCEPTIONSINTRANSLATIONSTUDIESANDTHEORIESINOURCOUNTRY简易无线电供电系统的设计一种改进的全数字锁相环设计ANIMPROVEDALLDIGITALPHASELOCKEDLOOPDESIGN基于小波变换阈值决策的混沌信号去噪研究国内翻译界在翻译研究和翻译理论认识上的误区CHAOTICSIGNALDENOISINGBASEDONTHRESHOLDSELECTIONOFWAVELETTRANSFORM标题的修饰语带有前置或后置修饰语冠词、代词、形容词、名词、分词、介词短语冠词不定冠词省略DISTRIBUTEDANDCOOPERATIVECONTROLFORURBANROADNETWORKTRAFFIC城市路网交通分散协调控制ABOTHMATCHEDDYNAMICSCHEDULINGALGORITHM一种双匹配动态调度算法标题的缩略形式可用专有名词的缩略形式如THESTUDYHEADWAYOFDTCPMSM永磁同步电机直接转矩控制的研究进展MOTOROLAMOTORCONTROLLERDSP56F807MOTOROLA电机控制器DSP56F807标题的专业术语词认真选择准确翻译科技论文摘要的特征及翻译THEDIRECTTORQUECONTROLSCHEMESOFTHEPERMANENTMAGNETSYNCHRONOUSMOTORDTCPMSMARESIMPLYINTRODUCEDINTHEPAPERANDTHEPOPULARSCHEMEISANALYZEDDETAILEDLYALSO,MOSTIMPROVEDANDRESEARCHEDTECHNIQUES,INCLUDINGMOTORSPEEDIDENTIFICATIONANDADVANCEDCONTROLALGORITHMUSEDINDTCPMSM,AREINTRODUCEDANDANALYZEDRECENTLYTHEFUTURETRENDOFTHEDTCPMSMISALSOGIVENATLAST科技论文摘要的分类及内容特征3类报道摘要（信息型摘要）PURPOSEMETHODRESULTCONCLUSION指示性摘要（概括型摘要）重点概述论文的论点、分析过程和结论信息型与概括型的结合科技论文摘要的语言特征时态和语态普遍事实的背景资料一般现在时具有某种研究动向的资料现在完成时（1）以THEPAPER作主语INTHISPAPER,WE一般现在时态（2）以THEOBJECTIVEOF或INTHISSTUDY,WE一般过去时（3）当描述实验方法时一般过去时（4）当涉及到一些算法、数学分析方法一般现在时举例THISPAPERPRESENTSANEWALGORITHMCALLEDBOTHMATCHEDALGORITHMWHICHISSUITABLETOINDEPENDENTJOBSCHEDULINGONHETEROGENEOUSPROCESSORPLATFORMSUSINGDIGITALSIGNALPROCESSORDSP,TMS320F240,WEDEVELOPONEFREQUENCYCONVERSIONADJUSTABLESPEEDSYSTEMBASEDONFOCPRINCIPLE本文提出了适于异构环境独立任务调度的双匹配动态调度算法。以电机控制专用的DSP芯片TMS320F240为核心，设计开发了一套基于矢量控制的变频调速系统。科技论文摘要的语言特征名词化结构1THESUBSTITUTIONOFTHENEWEQUIPMENTFORTHEOLDWOULDRESULTINACONSIDERABLEINCREASEINPRODUCTION新设备替代老设备将会使产量大大增加。2THEBASICMETHODFORTHEIMPROVEMENTOFSOILISTHEAPPLICATIONOFORGANICFERTILIZER改良土壤的基本方法是使用有机肥。科技论文摘要的语言特征长句1BASEDONANALYZINGTHEMULTIPLEUCAVMISSIONASSIGNMENTCHARACTERISTICS,ANINTEGERPROGRAMMINGBASEDMISSIONASSIGNMENTMETHODFORMULTIPLECOOPERATIVEUCAVSISPROPOSED在深入分析多UCAV任务分配问题的特点的基础上，提出求解多UCAV协同任务分配的整数规划方法。科技论文摘要的语言特征常用句型的汉英对照本文简单介绍了BESIMPLYINTRODUCEDINTHEPAPER本文研究了BEINVESTIGATEDINTHEPAPER本文研究了BECONSIDERED本文研究了HAVEHASBEENSTUDIED本文介绍了THISPAPERINTRODUCES本文提出了BEPROPOSEDINTHEPAPER本文对进行了评述BEREVIEWED本文报道了的方法BEDEVELOPED本文报道了的方法APROCEDUREISDESCRIBED本文报道了的方法THEPAPERDESCRIBES本文报道了的方法BEREPORTED本文报道了的方法BEDESCRIBED示例1ROBUST,NEARTIMEOPTIMALCONTROLOFPOWERSYSTEMOSCILLATIONSWITHFUZZYLOGICTHISPAPERPRESENTSAFUZZYLOGICCONTROLLERFORSERIESREACTANCESWITCHINGTODAMPPOWERSYSTEMELECTROMECHANICALOSCILLATIONSASETOFCONTROLRULESARECONSTRUCTEDANDANINFERENCEISPROVIDEDBYFUZZYLOGICREASONINGTHEKNOWLEDGEBASEFORTHECONTROLLERISESTABLISHEDFROMOBSERVATIONOFTHEDYNAMICBEHAVIOROFASIMPLEPOWERSYSTEMANDTHEGENERALENGINEERINGKNOWLEDGEABOUTTHESYSTEMDYNAMICSTHEPERFORMANCEOFTHECONTROLLERISSHOWNTOBEROBUSTANDCOMPARABLETOTHATOFAMINIMUMTIMEOPTIMALCONTROLLERKEYWORDSSMALLDISTURBANCESTABILITY,LARGEDISTURBANCESTABILITY,SWITCHEDREACTANCE,OPTIMALCONTROL,RULEBASEDCONTROLLER,FUZZYLOGIC,ROBUSTNESS示例2AMODELPREDICTIVECONTROLSTRATEGYFORSUPPLYCHAINOPTIMIZATIONTHISPAPERDESCRIBESAMODELPREDICTIVECONTROLSTRATEGYTOFINDTHEOPTIMALDECISIONVARIABLESTOMAXIMIZEPROFITINSUPPLYCHAINSWITHMULTIPRODUCT,MULTIECHELONDISTRIBUTIONNETWORKSWITHMULTIPRODUCTBATCHPLANTSTHEKEYFEATURESOFTHISPAPERARE1ADISCRETETIMEMILPDYNAMICMODELTHATCONSIDERSTHEFLOWOFMATERIALANDINFORMATIONWITHINTHESYSTEM2AGENERALDYNAMICOPTIMIZATIONFRAMEWORKTHATSIMULTANEOUSLYCONSIDERSALLTHEELEMENTSOFTHESUPPLYCHAINANDTHEIRINTERACTIONSAND3,AROLLINGHORIZONAPPROACHTOUPDATETHEDECISIONVARIABLESWHENEVERCHANGESAFFECTINGTHESUPPLYCHAINARISETHEPAPERCOMPARESTHEBEHAVIOROFASUPPLYCHAINUNDERCENTRALIZEDANDDECENTRALIZEDMANAGEMENTAPPROACHES,ANDSHOWSTHATTHEFORMERYIELDSBETTERRESULTS,WITHPROFITINCREASESOFUPTO15ASSHOWNINANEXAMPLEPROBLEMKEYWORDSSUPPLYCHAINMANAGEMENTSCHEDULINGDYNAMICSCHEDULINGOPTIMALCONTROLDECISIONSUPPORTTOOLSHYBRIDSYSTEMS课堂练习以英译中为主THEBRUSHESARESOPLACEDTHATWHENTHESIDESOFANARMATURETURNORCOILPASSTHROUGHTHEMIDDLEOFTHEREGIONBETWEENFIELDPOLES,THECURRENTTHOUGHITCHANGESDIRECTIONTHISMAKESALLTHECONDUCTORSUNDERONEPOLECARRYCURRENTINONEDIRECTION第1段第2段STATORTHISPARTOFTHEMACHINEDOESNOTMOVEANDNORMALLYISTHEOUTERFRAMEOFTHEMACHINEROTORTHISPARTOFTHEMACHINEISFREETOMOVEANDNORMALLYISTHEINNERPARTOFTHEMACHINEBOTHSTATORANDROTORAREMADEOFFERROMAGNETICMATERIALSINMOSTMACHINES,SLOTSARECUTONTHEINNERPERIPHERYOFTHESTATORANDOUTERPERIPHERYOFTHEROTORSTRUCTURECONDUCTORSAREPLACEDINTHESESLOTSTHEIRONCOREISUSEDTOMAXIMIZETHECOUPLINGBETWEENTHECOILSFORMEDBYCONDUCTORSPLACEDONTHESTATORANDROTOR,TOINCREASETHEFLUXDENSITYINTHEMACHINEANDTODECREASETHESIZEOFMACHINEIFTHESTATORORROTORORBOTHISSUBJECTEDTOATIMEVARYINGMAGNETICFLUX,THEIRONCOREISLAMINATEDTOREDUCEEDDYCURRENTLOSSES第3段第4段THECONDUCTORSPLACEDINTHESLOTSOFTHESTATORORROTORAREINTERCONNECTEDTOFORMWINDINGSTHEWINDINGINWHICHVOLTAGEISINDUCEDISCALLEDTHEARMATUREWINDINGTHEWINDINGTHROUGHWHICHACURRENTISPASSEDTOPRODUCETHEPRIMARYSOURCEOFFLUXINTHEMACHINEISCALLEDTHEFIELDWINDINGPERMANENTMAGNETSAREUSEDINSOMEMACHINESTOPROVIDETHEMAJORSOURCEOFFLUXINTHEMACHINE第5段THEVOLTAGEINDUCEDINTHETERMSOFTHEARMATUREWINDINGISALTERNATINGACOMMUTATORBRUSHCOMBINATIONISUSEDASAMECHANICALRECTIFIERTOMAKETHEARMATURETERMINALVOLTAGEUNIDIRECTIONALANDALSOTOMAKETHEMMFWAVEDUETOTHEARMATURECURRENTFIXEDINSPACETHEBRUSHEDARESOPLACEDTHATWHENTHESIDESOFANARMATURETURNORCOILPASSTHROUGHTHEMIDDLEOFTHEREGIONBETWEENFIELDPOLES,THECURRENTTHOUGHITCHANGESDIRECTIONTHISMAKESALLTHECONDUCTORSUNDERONEPOLECARRYCURRENTINONEDIRECTIONASACONSEQUENCE,THEMMFDUETOTHEARMATURECURRENTISALONGTHEAXISMIDWAYBETWEENTHETWOADJACENTPOLES,CALLEDTHEQUADRATUREAXIS第6段THEFIELDCIRCUITANDTHEARMATURECIRCUITCANBEINTERCONNECTEDINVARIOUSWAYSTOPROVIDEAWIDEVARIETYOFPERFORMANCECHARACTERISTICSANOUTSTANDINGADVANTAGEOFDCMACHINESINADDITION,THEFIELDPOLESCANBEEXCITEDBYTWOFIELDWINDINGS,ASHUNTFIELDWINDINGANDASERIESFIELDWINDINGTHESHUNTWINDINGHASALARGENUMBEROFTURNSANDTAKESONLYSSMALLCURRENTLESSTHAN5OFTHERATEDARMATURECURRENTTHISWINDINGCANBECONNECTEDACROSSTHEARMATUREIE,PARALLELWITHIT,HENCETHENAMESHUNTWINDINGTHESERIESWINDINGHASFEWERTURNSBUTCARRIESALARGECURRENTITISCONNECTEDINSERIESWITHTHEARMATURE,HENCETHENAMESERIESWINDINGIFBOTHSHUNTANDSERIESWINDINGAREPRESENT,THESERIESWINDINGISWOUNDONTOPOFTHESHUNTWINDING第7段THEVARIESCONNECTIONSOFTHEFIELDCIRCUITANDARMATURECIRCUITARESHOWNINFIG2INTHESEPARATELYEXCITEDDCMACHINEFIG2A,THEFIELDWINDINGISEXCITEDFROMASEPARATESOURCEINTHESELFEXCITEDDCMACHINE,THEFIELDWINDINGCANBECONNECTEDINTHREEDIFFERENTWAYSTHEFIELDWINDINGMAYBECONNECTEDINSERIESWITHTHEARMATUREFIG2B,RESULTINGINASERIESDCMACHINEITMAYBECONNECTEDACROSSTHEARMATUREIE,INSHUNT,RESULTINGINASHUNTMACHINEFIG2CORBOTHSHUNTANDSERIESWINDINGSMAYBEUSEDFIG2D,RESULTINGINACOMPOUNDMACHINE作业为本文写一篇100150单词的英文摘要，并选关键词。TRANSLATETHEFOLLOWINGINTOCHINESE1MOSTTYPESOFELECTRICALMOTORSCANBEMADETOROTATEINEITHE