液压专业常用英语词汇汇总.docx

液压专业常用英语词汇汇总.docx

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液压专业常用英语词汇汇总

液压专业常用英语词汇汇总[评]-一、阀类Solenoidvalve电磁阀Checkvalve单向阀Cartridgevalve插装阀Sandwichplatevalve叠加阀Pilotvalve先导阀Pilotoperatedcheckvalve液控单向阀Sub-platemount板式安装Manifoldblock集成块Pressurereliefvalve压力溢流阀Flowvalve流量阀Throttlevalve节流阀Doublethrottlecheckvalve双单向节流阀Rotaryknob旋钮Rectifierplate节流板Servovalve伺服阀Proportionalvalve比例阀Positionfeedback位置反馈Progressiveflow渐增流量De-energizingofsolenoid电磁铁释放二、介质类Phosphateester（HFD-R磷酸甘油酯Water-glycol（HFC水-乙二醇Emulsion乳化液Inhibitor缓蚀剂Syntheticlubricatingoil合成油三、液压安装工程Contamination污染Grout灌浆Failure失效Jog点动Creep爬行Abrasion摩擦Retract（活塞杆）伸出Extension（活塞杆）缩回Malfunction误动作Pickling酸洗Flushing冲洗Dippingprocess槽式酸洗Re-circulation循环Passivity钝化Nitricacid柠檬酸Argon氩气Buttwelding对接焊Socketwelding套管焊Inertgaswelding惰性气体焊四、管接头Bitetypefittings卡套式管接头Tubetotubefittings接管接头union直通接管接头unionelbow直角管接头uniontee三通管接头unioncross四通管接头Malstudfittings端直通管接头Bulkheadfittings长直通管接头Weldfittings焊接式管接头Femaleconnectorfittings接头螺母Reducersextenders变径管接头Banjofittings铰接式管接头Adjustablefittings/swivelnut旋转接头五、伺服阀及伺服系统性能参数Dynamicresponse动态频响DDV-directdrivevalve直动式伺服阀NFPA-NationalFluidPowerAssociation美国流体控制学会Phaselag相位滞后Nozzleflappervalve喷嘴挡板阀Servo-jetpilotvalve射流管阀Dither颤振电流Coilimpedance线圈阻抗Flowsaturation流量饱和Linearity线形度Symmetry对称性Hysterics滞环Threshold灵敏度Lap滞后Pressuregain压力增益Null零位Nullbias零偏Nullshift零飘Frequencyresponse频率响应Slope曲线斜坡液压专业词汇　　流体传动hydraulicpower液压技术hydraulics液力技术hydrodynamics气液技术hydropneumatics运行工况operatingconditions额定工况ratedconditions极限工况limitedcondi

tions瞬态工况instantaneousconditions稳态工况steady-stateconditions许用工况acceptableconditions连续工况continuousworkingconditions实际工况actualconditions效率efficiency旋转方向directionofrotation公称压力中国阀门网nominalpressure工作压力workingpressure进口压力inletpressure出口压力outletpressure压降pressuredrop；differentialpressure背压backpressure启动压力breakoutpressure充油压力chargepressure开启压力crackingpressure峰值压力peakpressure上海凡而阀门过滤器运行压力operatingpressure耐压试验压力proofpressure冲击压力surgepressure静压力staticpressure系统压力systempressure控制压力pilotpressure充气压力pre-chargepressure吸入压力suctionpressure调压偏差overridepressure额定压力ratedpressure耗气量airconsumption泄漏leakage内泄漏internalleakage外泄漏externalleakage层流laminarflow紊流turbulentflow气穴cavitation流量flowrate　　排量displacement额定流量ratedflow供给流量supplyflow流量系数flowerfactor滞环hysteresis图形符号graphicalsymbol液压气动元件图形符号symbolsforhydraulicandpneumaticcomponents流体逻辑元件图形符号symbolsforfluidlogicdevices逻辑功能图形符号symbolsforlogicfunctions回路图circuitdiagram压力－时间图pressuretimediagram功能图functiondiagram循环circle自动循环automaticcycle工作循环workingcycle循环速度cyclingspeed工步phase停止工步dwellphase工作工步workingphase快进工步rapidadvancephase快退工步rapidreturnphase频率响应frequencyresponse重复性repeatability复现性reproducibility漂移drift波动ripple线性度linearity线性区linearregion液压锁紧hydrauliclock液压卡紧上海阀门厂sticking变量泵气动阀门variabledisplacementpump泵的控制controlofpump齿轮泵gearpump叶片泵vanepump柱塞泵pistonpump轴向柱塞泵axialpistonpump法兰安装flangemounting底座安装footmounting液压马达hydraulicmotor刚度stiffness中位neutralposition零位zeroposition自由位freeposition缸cylinder　　有杆端rodend无杆端rearend外伸行程extendstroke内缩行程retractstroke缓冲cushioning工作行程workingstroke负载压力inducedpressure输出力force实际输出力actualforce单作用缸single-actingcylinder双作用缸double-actingcylinder上海凡而阀门止回阀差动缸differentialcylinder伸缩缸telescopiccylinder阀valve上海阀天阀门针型阀底板sub-plate油路块manifoldblock板式阀sub-platevalve叠加阀sandwichvalve插装阀cartridgevalve滑阀slidevalve锥阀poppetvalve阀芯valveelement　　阀芯位置valveelementposition单向阀checkvalve液控单向阀pilot-controlledch

eckvalve梭阀shuttlevalve压力控制阀pressurereliefvalve溢流阀pressurereliefvalve顺序阀sequencevalve减压阀pressurereducingvalve平衡阀counterbalancevalve卸荷阀unloadingvalve直动式directlyoperatedtype先导式pilot-operatedtype机械控制式mechanicallycontrolledtype手动式manuallyoperatedtype液控式hydrauliccontrolledtype流量控制阀flowcontrolvalve固定节流阀fixedrestrictivevalve可调节流阀adjustablerestrictivevalve单向节流阀one-wayrestrictivevalve调速阀speedregulatorvalve分流阀flowdividervalve集流阀flow-combiningvalve　　截止阀shut-offvalve球阀global（ballvalve针阀needlevalve闸阀gatevalve膜片阀diaphragmvalve蝶阀butterflyvalve噪声等级noiselevel放大器amplifier模拟放大器analogueamplifier数字放大器digitalamplifier传感器sensor阈值threshold伺服阀servo-valve四通阀four-wayvalve喷嘴挡板nozzleflapper液压放大器hydraulicamplifier颤振dither阀极性valvepolarity流量增益flowgain对称度symmetry流量极限flowlimit零位内泄漏null（quiescentleakage遮盖lap零遮盖zerolap正遮盖overlap上海阀天阀门减压阀负遮盖underlap开口opening零偏nullbias零漂nulldrift阀压降valvepressuredrop分辨率resolution频率响应frequencyresponse幅值比amplituderatio相位移phaselag传递函数transferfunction管路flowline硬管rigidtube软管flexiblehose工作管路workingline回油管路returnline补液管路replenishingline控制管路pilotline泄油管路drainline放气管路bleedline　　接头fitting；connection焊接式接头weldedfitting上海金体阀门旋塞阀扩口式接头flaredfitting快换接头阀门知识quickreleasecoupling法兰接头flangeconnection弯头elbow异径接头reducerfitting流道flowpass油口port闭式油箱sealedreservoir油箱容量reservoirfluidcapacity气囊式蓄能器bladderaccumulator空气污染aircontamination固体颗粒污染solidcontamination液体污染liquidcontamination空气过滤器airfilter油雾气lubricator热交换器heatexchanger冷却器cooler加热器heater温度控制器thermostat消声器silencer双筒过滤器duplexfilter过滤器压降filterpressuredrop有效过滤面积effectivefiltrationarea公称过滤精度nominalfiltrationrating压溃压力collapsepressure填料密封packingseal机械密封mechanicalseal径向密封radialseal旋转密封rotaryseal活塞密封pistonseal活塞杆密封rodseal防尘圈密封wiperseal；scraper组合垫圈bondedwasher复合密封件compositeseal弹性密封件elastomerseal丁腈橡胶nitrilebutadienerubber；NBR聚四氟乙烯polytetrafluoroethene；PTFE优先控制overridecontrol压力表pressuregauge压力传感器electricalpressur

etransducer压差计differentialpressureinstrument液位计liquidlevelmeasuringinstrument　　流量计flowmeter压力开关上海凡而阀门阻火器pressureswitch脉冲发生器pulsegenerator液压泵站powerstation空气处理单元airconditionerunit压力控制回路pressurecontrolcircuit安全回路safetycircuit差动回路differentialcircuit调速回路flowcontrolcircuit进口节流回路meter-incircuit出口节流回路meter-outcircuit同步回路synchronizingcircuit开式回路opencircuit闭式回路closedcircuit管路布置pipe-work管卡clamper联轴器driveshaftcoupling操作台controlconsole控制屏controlpanel避震喉compensator粘度viscosity运动粘度kinematicviscosity密度density含水量watercontent闪点flashpoint防锈性rustprotection抗腐蚀性anti-corrosivequality便携式颗粒检测仪portableparticlecounter　　Solenoidvalve电磁阀Checkvalve单向阀Cartridgevalve插装阀Sandwichplatevalve叠加阀Pilotvalve先导阀Pilotoperatedcheckvalve船用阀门液控单向阀Sub-platemount板式安装Manifoldblock集成块Pressurereliefvalve压力溢流阀Flowvalve流量阀Throttlevalve节流阀Doublethrottlecheckvalve双单向节流阀Rotaryknob旋钮Rectifierplate节流板Servovalve伺服阀　　Proportionalvalve比例阀Positionfeedback位置反馈Progressiveflow渐增流量De-energizingofsolenoid电磁铁释放　　二、介质类Phosphateester（HFD-R磷酸甘油酯Water-glycol（HFC水-乙二醇Emulsion乳化液Inhibitor缓蚀剂Syntheticlubricatingoil合成油　　三、液压安装工程Contamination污染Grout灌浆Failure失效Jog点动Creep爬行Abrasion摩擦Retract（活塞杆）伸出Extension（活塞杆）缩回Malfunction误动作Pickling酸洗Flushing冲洗Dippingprocess槽式酸洗Re-circulation循环Passivity钝化Nitricacid阀门执行器柠檬酸Argon氩气Buttwelding对接焊Socketwelding套管焊Inertgaswelding惰性气体焊　　四、管接头Bitetypefittings卡套式管接头Tubetotubefittings接管接头union直通接管接头unionelbow直角管接头uniontee三通管接头unioncross四通管接头Malstudfittings端直通管接头Bulkheadfittings长直通管接头Weldfittings焊接式管接头Femaleconnectorfittings接头螺母　　Reducersextenders变径管接头Banjofittings铰接式管接头Adjustablefittings/swivelnut旋转接头　　五、伺服阀及伺服系统性能参数Dynamicresponse动态频响DDV-directdrivevalve直动式伺服阀NFPA-NationalFluidPowerAssociation美国流体控制学会Phaselag相位滞后Nozzleflappervalve喷嘴挡板阀Servo-jetpilotvalve射流管阀Dither颤振电流Coilimpedance线圈阻抗Flowsaturation流量饱和Linearity线形度Symmetry对称性Hys

terics滞环Threshold灵敏度Lap滞后Pressuregain压力增益Null零位Nullbias零偏Nullshift零飘Frequencyresponse频率响应Slope曲线斜坡格兰富阀门闸阀　　液压系统（hydraulicsystem）格兰富阀门截止阀执行元件（actuator）液压缸（cylinder）液压马达（motor）液压回路（circuit）压力控制回路（pressurecontrol）流量（速度）控制回路（speedcontrol）方向控制回路（directionalvalvecontrol）安全回路（securitycontrol）定位回路（positioncontrol）同步回路（synchronisecircuit）顺序动作回路（sequeuntcircuit）液压泵（pump）阀（valve）压力控制阀（pressurevalve）、　　流量控制阀（flowvalve）格兰富阀门气动阀门方向控制阀（directionalvalve）液压辅件（accessory）普通阀（commonvalve）　　插装阀（cartridgevalve）叠加阀（superimposedvalve导致针式节流阀失效的主要原因有：

整体式阀杆的阀芯头硬度不够、存在原始裂纹以及原始裂纹在交变载荷作用下的扩张，外力作用使阀杆头挤裂，最终导致阀杆头部失效；对于镶硬质合金阀芯头结构的阀杆，由于阀芯头与阀杆连接的焊接工艺达不到要求，焊接处易脱落或硬质合金阀芯头脆裂，节流通道易堵死。

为此，在分析节流阀阀杆机理的基础上，提出相应的改进措施，研究了新的节流阀阀杆。

节流阀阀杆采取整体喷焊后，阀杆寿命提高2．5～3倍，彻底杜绝了阀芯头脱落现象，提高了节流阀节流的可靠性。

Impactthrottlevalvefailurecausedthemainreasonsare:

theoverallfirst-stemofthevalvecorehardnessenough,andtheexistenceoftheoriginalcrackcrackintheoriginalalternatingloadsofexpansion,forcingthefirsttostemcrowdedsplit,whicheventuallyledvalveFailureatthehead;Carbidespoolsetforthefirststructureofstem,spoolvalverodconnectedtothefirstandweldingtechnology达不到要求,weldingortheeasysheddingCarbidespoolheadofbrittlefracture,flowFestivalRoadeasilyblocked.Therefore,intheanalysisofthemechanismofthethrottlevalvestemonthebasisofthecorrespondingmeasuresforimprovingthethrottleofanewstem.Throttlevalvestemtotheoverallspray,stemlifespanof2.5to3timesthatofthecompleteeliminationofthespoolfirstsheddingphenomenon,improvethereliabilityofthethrottleexpenditure.管子（按照配管标准规格制造的pipe管子（不按配管标准规格制造的其他用管tube钢管steelpipe铸铁管castironpipe衬里管linedpipe复合管cladpipe碳钢管carbonsteelpipe合金钢管alloysteelpipe不锈钢s