液壓專業(yè)必備英文對(duì)照

1、液壓專業(yè)詞匯流體傳動(dòng)hydraulicpower液壓技術(shù)hydraulics液力技術(shù)hydrodynamics氣液技術(shù)hydropneumatics運(yùn)行工況operatingconditions額定工況ratedconditions極限工況limitedconditions瞬態(tài)工況instantaneousconditions穩(wěn)態(tài)工況steady-stateconditions許用工況acceptableconditions連續(xù)工況continuousworkingconditions實(shí)際工況actualconditions效率efficiency旋轉(zhuǎn)方向directionofrotation

2、公稱壓力nominalpressure工作壓力workingpressure進(jìn)口壓力inletpressure出口壓力outletpressure壓Bpressuredrop;differentialpressure背壓backpressure啟動(dòng)壓力breakoutpressure充油壓力chargepressure開啟壓力crackingpressure峰值壓力peakpressure運(yùn)行壓力operatingpressure耐壓試驗(yàn)壓力proofpressure沖擊壓力surgepressure靜壓力staticpressure系統(tǒng)壓力systempressure控制壓力pilotpre

3、ssure充氣壓力pre-chargepressure吸入壓力suctionpressure調(diào)壓偏差overridepressure額定壓力ratedpressure耗氣量airconsumption泄漏leakage內(nèi)泄漏internalleakage夕卜泄漏externalleakage層流laminarflow紊流turbulentflow氣穴cavitation流量flowrate排量displacement額定流量ratedflow供給流量supplyflow流量系數(shù)flowerfactor滯環(huán)hysteresis圖形符號(hào)graphicalsymbol液壓氣動(dòng)元件圖形符號(hào)symbol

4、sforhydraulicandpneumaticcomponents流體邏輯元件圖形符號(hào)symbolsforfluidlogicdevices邏輯功能圖形符號(hào)symbolsforlogicfunctions回路圖circuitdiagram壓力一時(shí)間圖pressuretimediagram功能圖functiondiagram循環(huán)circle自動(dòng)循環(huán)automaticcycle工作循環(huán)workingcycle循環(huán)速度cyclingspeed工步phase停止工步dwellphase工作工步workingphase快進(jìn)工步rapidadvancephase快退工步rapidreturnphase

5、頻率響應(yīng)frequencyresponse重復(fù)性repeatability復(fù)現(xiàn)性reproducibility漂移drift波動(dòng)ripple線性度linearity線性區(qū)linearregion液壓鎖緊hydrauliclock液壓卡緊sticking變量泵variabledisplacementpump泵的控制controlofpump齒輪泵gearpump葉片泵vanepump柱塞泵pistonpump軸向柱塞泵axialpistonpump法蘭安裝flangemounting底座安裝footmounting液壓馬達(dá)hydraulicmotor剛度stiffness中位neutralpos

6、ition零位zeroposition自由位freeposition缸cylinder有桿端rodend無(wú)桿端rearend外伸行程extendstroke內(nèi)縮行程retractstroke緩7中cushioning工作行程workingstroke負(fù)載壓力inducedpressure輸出力force實(shí)際輸出力actualforce單作用缸single-actingcylinder雙作用缸double-actingcylinder差動(dòng)缸differentialcylinder伸縮缸telescopiccylinder閥valve底板sub-plate油路塊manifoldblock板式閥su

7、b-platevalve疊力口閥sandwichvalve插裝閥cartridgevalve滑閥slidevalve錐Kppoppetvalve閥芯valveelement閥芯位置valveelementposition單向閥checkvalve液控單向閥pilot-controlledcheckvalve梭Kshuttlevalve壓力控制閥pressurereliefvalve溢流閥pressurereliefvalve順序閥sequencevalve減壓閥pressurereducingvalve平衡閥counterbalancevalve卸荷閥unloadingvalve直動(dòng)式dire

8、ctlyoperatedtype先導(dǎo)式pilot-operatedtype機(jī)械控制式mechanicallycontrolledtype手動(dòng)式manuallyoperatedtype液控式hydrauliccontrolledtype流量控制閥flowcontrolvalve固定節(jié)流閥fixedrestrictivevalve可調(diào)節(jié)流閥adjustablerestrictivevalve單向節(jié)流閥one-wayrestrictivevalve調(diào)速閥speedregulatorvalve分流閥flowdividervalve集流閥flow-combiningvalve截止閥shut-offval

9、ve球Kgglobal(ball)valve針Knneedlevalve閘閥gatevalve膜片閥diaphragmvalve蝶Kbbutterflyvalve噪聲等級(jí)noiselevel放大器amplifier模擬放大器analogueamplifier數(shù)字放大器digitalamplifier傳感器sensor閾值threshold伺服閥servo-valve四通閥four-wayvalve噴嘴擋板nozzleflapper液壓放大器hydraulicamplifier顫振dither閥極性valvepolarity流量增益flowgain對(duì)稱度symmetry流量極限flowlimit

10、零位內(nèi)泄漏null(quiescent)leakage遮蓋lap零遮蓋zerolap正遮蓋overlap負(fù)遮蓋underlap開口opening零偏nullbias零漂nulldrift閥壓降valvepressuredrop分辨率resolution頻率響應(yīng)frequencyresponse幅值比amplituderatio相位移phaselag傳遞函數(shù)transferfunction管路flowline硬管rigidtube軟管flexiblehose工作管路workingline回油管路returnline補(bǔ)液管路replenishingline控制管路pilotline泄油管路drai

11、nline放氣管路bleedline接頭fitting;connection焊接式接頭weldedfitting擴(kuò)口式接頭flaredfitting快換接頭quickreleasecoupling法蘭接頭flangeconnection彎頭elbow異徑接頭reducerfitting流道flowpass油口port閉式油箱sealedreservoir油箱容量reservoirfluidcapacity氣囊式蓄能器bladderaccumulator空氣污染aircontamination固體顆粒污染solidcontamination液體污染liquidcontamination空氣過(guò)濾器

12、airfilter油霧氣lubricator熱交換器heatexchanger冷卻器cooler加熱器heater溫度控制器thermostat消聲器silencer雙筒過(guò)濾器duplexfilter過(guò)濾器壓降filterpressuredrop有效過(guò)濾面積effectivefiltrationarea公稱過(guò)濾精度nominalfiltrationrating壓潰壓力collapsepressure填料密封packingseal機(jī)械密封mechanicalseal徑向密封radialseal旋轉(zhuǎn)密封rotaryseal活塞密封pistonseal活塞桿密封rodseal防塵圈密封wiperse

13、al;scraper組合墊圈bondedwasher復(fù)合密封件compositeseal彈性密封件elastomerseal丁睛橡膠nitrilebutadienerubber;NBR聚四氟乙烯polytetrafluoroethene;PTFE優(yōu)先控制overridecontrol壓力表pressuregauge壓力傳感器electricalpressuretransducer壓差計(jì)differentialpressureinstrument液位計(jì)liquidlevelmeasuringinstrument流量計(jì)flowmeter壓力開關(guān)pressureswitch脈沖發(fā)生器pulsegen

14、erator液壓泵站powerstation空氣處理單元airconditionerunit壓力控帝炯路pressurecontrolcircuit安全回路safetycircuit差動(dòng)回路differentialcircuit調(diào)速回路flowcontrolcircuit進(jìn)口節(jié)流回路meter-incircuit出口節(jié)流回路meter-outcircuit同步回路synchronizingcircuit開式回路opencircuit閉式回路closedcircuit管路布置pipe-work管卡clamper聯(lián)軸器driveshaftcoupling操作臺(tái)controlconsole控制屏co

15、ntrolpanel避震喉compensator粘度viscosity運(yùn)動(dòng)度kinematicviscosity密度density含水量watercontent閃點(diǎn)flashpoint防銹性rustprotection抗腐蝕性anti-corrosivequality便攜式顆粒檢測(cè)儀portableparticlecounterSolenoidvalve電磁閥Checkvalve單向閥Cartridgevalve插裝閥Sandwichplatevalve疊力口閥Pilotvalve先導(dǎo)閥Pilotoperatedcheckvalve液控單向閥Sub-platemount板式安裝Manifold

16、block集成塊Pressurereliefvalve壓力溢流閥Flowvalve流量閥Throttlevalve節(jié)流閥Doublethrottlecheckvalve雙單向節(jié)流閥Rotaryknob旋鈕Rectifierplate節(jié)流板Servovalve伺服閥Proportionalvalve比例閥Positionfeedback位置反饋Progressiveflow漸增流量De-energizingofsolenoid電磁鐵釋放二、介質(zhì)類Phosphateester(HFD-R)磷酸甘油酯Water-glycol(HFC)水-乙二醇Emulsion乳化液Inhibitor緩蝕劑Synth

17、eticlubricatingoil合成油三、液壓安裝工程Contamination污染Grout灌漿Failure失效Jog點(diǎn)動(dòng)Creep爬行Abrasion摩擦Retract(活塞桿)伸出Extension(活塞桿)縮回Malfunction誤動(dòng)作Pickling酸洗Flushing沖洗Dippingprocess槽式酸洗Re-circulation循環(huán)Passivity鈍化Nitricacid檸檬酸Argon僦氣Buttwelding對(duì)接焊Socketwelding套管焊Inertgaswelding惰性氣體焊四、管接頭Bitetypefittings卡套式管接頭Tubetotubefi

18、ttings接管接頭union直通接管接頭unionelbow直角管接頭uniontee三通管接頭unioncross四通管接頭Malstudfittings端直通管接頭Bulkheadfittings長(zhǎng)直通管接頭Weldfittings焊接式管接頭Femaleconnectorfittings接頭螺母Reducersextenders變徑管接頭Banjofittings較接式管接頭Adjustablefittings/swivelnut旋轉(zhuǎn)接頭五、伺服閥及伺服系統(tǒng)性能參數(shù)Dynamicresponse動(dòng)態(tài)頻響DDV-directdrivevalve直動(dòng)式伺服閥NFPA-NationalFluidPowerAssociation美國(guó)流體控制學(xué)會(huì)Phaselag相位滯