专业英语-chapter11课件

电气工程与自动化专业英语

EnglishForElectricalEngineeringandAutomation

第十一章直流电机Chapter11Direct-CurrentMachine

编制黄伟雄ByHuangWeixiong1Chapter11----TermsandExpressions(1)electricmachine电机/rotating(electric)machine(electric)generator/(electric)motor*alternatorn.交流发电机*dynamon.(直流)发电机(2)alternating-currentmachine/ACmachine交流电机synchronousmachine同步电机synchronousspeed同步转速synchronismn.同步,同步性▲synchro-表示“同步”e.g.synchroclockn.同步时钟synchrometern.同步计，同步指示器asynchronousmachine异步电机inductionmachine感应电机

2Chapter11----TermsandExpressions(3)direct-currentmachine/DCmachine直流电机separately-excited它励的permanent-magnetDCmachineself-excited自励的self-excitationprocessshunt-excited并励的/shuntwound▲shuntn.分路(器)，分流(器)inshuntwith与…并联/inserieswithseries-excited串励的compoundgenerator复励发电机*cumulatively-compoundedmotor积复励电动机(4)stator定子/rotor转子/airgap气隙3Chapter11----TermsandExpressions(7)brushgear电刷装置(8)armature电枢armaturecore/slotn.槽(9)commutator换向器commutatorsegment换向片*mican.云母*polymern.多聚物，聚合物*dovetailn.鸠尾，燕尾槽(10)winding绕组/automaticwinder自动绕线机excitationwinding/statorwinding/armaturewindingsingle-layerwindingdouble-layerwinding/two-layerwinding☆layern.层5Chapter11----TermsandExpressionssimplexlapwinding单叠绕组*duplexlapwinding双叠绕组simplexwavewinding单波绕组☆simplexa.单一的；单工的☆lapn.v.部分重叠，搭接(11)pitchn.间隙；节距，螺距，齿距，孔距polepitch极距commutatorpitch换向器节距fullpitchcoilshortpitchcoil(12)spann.跨度，跨距；全长coilspan线圈跨距/coilpitch6Chapter11----TermsandExpressions(13)electricaldegree电角度mechanicaldegree机械角度(14)directaxis直轴quadratureaxis交轴☆quadraturen.[物]90度相位差，90度相移e.g.(be)inquadraturewith与…在相位上相差90度(15)cross-magnetizingarmaturereaction交磁电枢反应(16)instantaneouspower瞬时功率activepower有功功率/averagepower/realpowerreactivepower无功功率apparentpower视在功率thepowertriangle功率三角形powerfactor7Chapter11----TermsandExpressions(22)rheostatn.变阻器，电阻箱(23)permeabilityn.磁导率(24)saturationn.饱和(25)nonlinearityn.非线性(26)dynamica.动力(学)的，动态的steady-state稳态的(27)time-varying时变的time-invariant时不变的，定常的(28)ordinaten.纵坐标/verticalcoordinateabscissan.横坐标/horizontalcoordinate☆coordinaten.同等者，同等物；[复]坐标a.e.g.originofcoordinates坐标原点(29)afunctionofxx的一个函数9Chapter11----NotestotheText(1)convert…into把…变成/转换成…(2)underlievt.位于…下面；构成…的基础(3)conversea.颠倒的，逆的，反的n.转换；[逻]反题；[数]逆，反(4)classify…as把…分类为(5)equationn.方程，等式*导数的读法：dy/dx读作(thefirst)derivativeofywithrespectof/tox▲withrespectof/to关于，相对于，就…而论(6)cyclicala.周期的，循环的(7)electromechanicala.机电的

(8)shapev.使具有某种形状，塑造，成型

10Chapter11----NotestotheText(9)Operationofthesemachinesdependsonthenonuniformityofair-gapreluctanceassociatedwith(与…相联系，与…有关)variationsinrotorpositioninconjunctionwith(与…配合)time-varyingcurrentsappliedtotheirstatorwindings.▲nonuniforma.不均匀的，不一致的▲uni-pref.单，一e.g.unibusn.单总线unicontroln.单向控制unidirectionalcurrent单方向电流(10)besubjectedto使遭受到(11