汽车机械词汇.docx

1、汽车机械词汇汽车机械词汇（一）类型type发动机engine内燃机intenal combusiton engine动力机装置power unit汽油机gasoline engine汽油喷射式汽油机gasoline-injection engine火花点火式发动机spark ignition engine压燃式发动机compression ignition engine往复式内燃机reciprocating internal combustion engine化油器式发动机carburetor engine柴油机diesel engine转子发动机rotary engine旋轮线转子发动机ro

2、tary trochoidal engine二冲程发动机two-stroke engine四冲程发动机four-stroke engine直接喷射式柴油机direct injection engine间接喷射式柴油机indirect injection engine增压式发动机supercharged engine风冷式发动机air-cooled engine油冷式发动机oil-cooled engine水冷式发动机water-cooled engine自然进气式发动机naturally aspirated engine煤气机gas engine液化石油气发动机liquified petrol

3、eum gas engine柴油煤气机diesel gas engine多种燃料发动机multifuel engine石油发动机hydrocarbon engine双燃料发动机duel fuel engine热球式发动机hot bulb engine多气缸发动机multiple cylinder engine对置活塞发动机opposed piston engine对置气缸式发动机opposed-cylinder engine十字头型发动机cross head engine直列式发动机in-line engine星型发动机radial engine筒状活塞发动机trunk-piston engi

4、ne斯特林发动机stirling engine套阀式发动机knight engine气孔扫气式发动机port-scavenged engine倾斜式发动机slant engine前置式发动机front-engine后置式发动机rear-engine中置式发动机central engine左侧发动机left-hand engine右侧发动机right-hand engine短冲程发动机oversquare engine长冲程发动机undersquare engine等径程发动机square engine顶置凸轮轴发动机overhead camshaft engine双顶置凸轮轴发动机dual o

5、verhead camshaft engine V形发动机V-engine顶置气门发动机valve in-head engine侧置气门发动机side valve engine无气门发动机valveless engine多气门发动机multi-valve engine卧式发动机horizontal engine斜置式发动机inclined engine立式发动机vertical engine W形发动机w-engine I形发动机I-engine L形发动机L-engine F形发动机F-engine性能performance二冲程循环two-stroke cycle四冲程循环four-str

6、oke cycle狄塞尔循环diesel cycle奥托循环otto cycle混合循环mixed cycle定容循环constant volume cycle工作循环working cycle等压循环constant pressure cycle理想循环ideal cycle热力循环thermodynamic cycle冲程stroke活塞行程piston stroke长行程long stroke上行程up stroke下行程down stroke进气行程intake stroke充气行程charging stroke压缩行程compression stroke爆炸行程explosion s

7、troke膨胀行程expansion stroke动力行程power stroke排气行程exhaust stroke膨胀换气行程expansion-exchange stroke换气压缩行程exchange-compression stroke止点dead center上止点top dead center (upper dead center)下止点lower dead center (bottom dead center)上止点前budc (before upper dead center)上止点后atdc (after top dead cetner)下止点前bbdc (before b

8、ottom dead center)下止点后abdc (after bottom dead center)缸径cylinder bore缸径与行程bore and stroke空气室energy chamber气缸余隙容积cylinder clearance volume燃烧室容积combustion chamber volume气缸最大容积maximum cylinder volume压缩室compression chamber排气量displacement发动机排量engine displacement活塞排量piston swept volume气缸容量cylinder capacity

9、单室容量single-chamber capacity容积法volumetry压缩比compression ratio临界压缩比critical compression ratio膨胀比expansion ratio面容比surface to volume ratio行程缸径比stroke-bore ratio混合比mixture ratio压缩压力compression pressure制动平均有效压力brake mean effective pressure (bmep)空燃比air fuel ratio燃空比fuel air ratio燃料当量比fuel equivalence rati

10、o扭矩torque单缸功率power per cylinder升功率power per liter升扭矩torque per liter升质量mass per liter减额功率derating power输出马力shaft horsepower马力小时，马力时horsepower-hour总马力gross horse power总功率gross power净功率net power燃油消耗量fuel consumption比燃料消耗率specific fuel consumption空气消耗率air consumption机油消耗量oil consumption有效马力net horse po

11、wer额定马力rated horse power马力重量系数horsepower-weight factor制动功率brake horse power制动热效率brake thermal efficiency总效率overall efficiency排烟极限功率smoke limiting horsepower功率曲线power curve机械损失mechanical loss机械效率mechanical efficiency有效热效率effective thermal efficiency充气系数volumetric efficiency过量空气系数coefficient of excess

12、 air适应性系数adaptive coefficient扭矩适应性系数coefficient of torque adaptibility转速适应性系数speed adaptive coefficient强化系数coefficient of intensification校正系数correction factor换算系数conversion factor活塞平均速度mean piston speed发动机转速engine speed (rotational frequency)怠速转速idling speed经济转速economic speed起动转速starting speed最低稳定工作

13、转速lowest continuous speed with load最大扭矩转速speed at maximum torque最高空转转速maximum no load governed speed调速speed governing超速overspeed怠速idling转速波动率speed fluctuation rate工况working condition (operating mode)额定工况declared working condition变工况variable working condition稳定工况steady working condition空载no-load全负荷fu

14、ll load超负荷overload部分负荷part load充量（进气）charge旋转方向direction of rotation顺时针clockwise逆时针counter-clockwise左转left-hand rotation右转right-hand rotation外径major diameter中径pitch diameter内径minor diameter径向间隙radial clearance发动机性能engine performance加载性能loading performance起动性能starting performance加速性能acceleration perf

15、ormance动力性能power performance排放性能emission performance空转特性no load characteristics负荷特性part throttle characteristics调速特性governor control characteristics万有特性mapping characteristics稳定调速率steady state speed governing rate气缸体和气缸盖cylinder block and head气缸体cylinder block整体铸造cast inblock (cast enblock)发动机罩engin

16、e bonnet气缸体加强筋engine block stiffening rib气缸cylinder（转子机）缸体stator缸径cylinder bore气缸体机架cylinder block frame气缸盖cylinder head配气机构箱valve mechanism casing气缸体隔片cylinder spacer气缸盖密封环cylinder head ring gasket气缸盖垫片cylinder head gasket气缸套cylinder liner (cylinder sleeve)干式缸套dry cylinder liner湿式缸套wet cylinder lin

17、er气缸水套water jacket膨胀塞expansion plug防冻塞freeze plug气缸壁cylinder wall环脊ring ridge排气口exhaust port中间隔板intermediate bottum导板guideway创成半径（转子机）generating radius缸体宽度（转子机）operating width机柱column燃烧室combustion chamber主燃烧室main combustion chamber副燃烧室subsidiary combustion chamber预燃室prechamber涡流燃烧室swirl combustion c

18、hamber分开式燃烧室divided combustion chamber涡流式燃烧室turbulence combustion chamber半球形燃烧室hemispherical combustion chamber浴盆形燃烧室bathtub section combustion chamber L形燃烧室L-combustion chamber楔形燃烧室wedge-section combustion chamber开式燃烧室open combustion chamber封闭喷射室closed spray chamber活塞顶内燃烧室piston chamber爆发室explosion

19、 chamber燃烧室容积比volume ratio of combustion cahmber燃烧室口径比surface-volume ratio of combustion chamber通道面积比area ratio of combustion chamber passage曲轴箱通气口crankcase breather凸轮轴轴承座camshaft bearing bush seat定时齿轮室罩camshaft drive (gear) cover曲轴箱检查孔盖crankcase door曲轴箱防爆门crankcase explosion proof door主轴承盖main bear

20、ing cap气缸盖罩valve mechanism cover飞轮壳flywheel cover扫气储器scavenging air receiver活塞piston裙部开槽活塞split skirt piston U形槽活塞U-slot piston滚花修复活塞knurled piston圆顶活塞dome head piston平顶活塞flat head piston凸顶活塞crown head piston (convex head piston)凹顶活塞concave head piston阶梯顶活塞step-head piston筒形活塞trunk piston椭圆形活塞oval p

21、iston抗热变形活塞autothermic piston不变间隙活塞constant clearance piston镶因瓦钢片活塞invar strut piston直接冷却式活塞direct-cooled piston间接冷却式活塞indirect cooled piston滑裙活塞slipper piston活塞速度piston speed活塞顶部piston head活塞裙部piston skirt整体活塞裙solid skirt活塞裙扩大衬簧piston skirt expander滑履式活塞裙slipper skirt隔热槽heat dam活塞标记piston mark活塞销pi

22、ston pin活塞销孔piston pin boss活塞销衬套piston pin bushing全浮式活塞销full-floating piston pin半浮式活塞销semifloating piston pin固定螺钉式活塞销set screw piston pin活塞环piston ring组合式活塞环compound piston ring同心活塞环concentric piston ring偏心活塞环eccentric piston ring自由环free ring闭合环closed ring梯形环keystone ring半梯形环half keystone ring矩形环rec

23、tangular ring油环oil control ring开槽油环slotted oil control ring螺旋弹簧加载双坡口油环coil spring loaded slotted oil control ring涨环expander双坡口油环double bevelled oil control ring内上坡口internal bevel top内下坡口internal bevel bottom边缘坡口油环bevelled-ege oil control ring刮油环scrapper ring钩形环napier ring镀铬活塞环chrome plated piston ri

24、ng活塞衬环piston ring expander活塞环槽piston ring groove活塞环区ring zone活塞环岸piston ring land活塞环内表面back of ring曲柄连杆机构connecting rod中心曲柄连杆机构central-located connecting rod偏心曲柄连杆机构offset connecting rod铰接曲柄边杆机构hinged connecting rod连杆connecting rod连杆小头connecting rod small end连杆大头connnecting rod big end连杆杆身connecting

25、 rod shank副连杆slave connecting rod叉形连杆fork-and-blade connecting rod主连杆main connecting rod方形连杆boxed rod绞链式连杆hinged type connecting rod活节式连杆articulated connecting rod连杆盖connecting rod cap连杆轴承connecting rod bearing曲轴crankshaft整体式曲轴one-piece crankshaft组合式曲轴assembled crankshaft右侧曲轴right-hand crankshaft左侧曲

26、轴left-hand crankshaft改变行程的曲轴stroked crankshaft曲轴前端crankshaft front end曲轴主轴颈crankshaft main journal轴颈重叠度shaft journal overlap圆角fillet主轴承main bearing曲轴止推轴承crankshaft thrust bearing薄臂轴瓦thin wall bearing shell曲轴油道crankshaft oil passage曲柄crank曲柄臂crank arm曲柄销crank pin轴套bush曲柄转角crank angle曲柄半径crank radius抛

27、油圈oil slander角度轮degree wheel动平衡机dynamic balancer平衡重balancer weight扭振减振器torshional vibration damper扭振平衡器torsion balancer谐振平衡器harmonic balancer振动平衡器vibration balancer曲轴链轮crankshaft sprocket转子轴颈rotor journal偏心轴eccentric shaft曲轴箱crankcase闭式曲轴箱通风装置closed-crankcase ventilating system飞轮flywheel飞轮齿圈flywheel

28、 ring gear飞轮芯棒cantilever飞轮芯轴flywheel spindle飞轮的惯量矩flywheel moment of inertia飞轮标记flywheel mark当量系统equivalent system当量轴长equivalent shaft length一级往复惯性力reciprocating inertia force,1st order二级往复贯性力reciprocating inertia force, 2nd order离心惯性力centrifugal inertia force配气机构valve gear凸轮轴camshaft凸轮cam整体式凸轮轴one-piece camshaft组合式凸轮轴assembled camshaft凸轮轴驱动机构camshaft drive赛车用凸轮轴race camshaft凸轮轴轴颈camshaft bearing journ