MechanicalEngineer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limitedconditions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
e____ternalleakage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symbolsforhydraulicandpneumaticponents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frequencyresponseHysterics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曲线斜坡液压系统(hydraulicsystem)
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(pressurve)、流量控制阀(flowvalve)
方向控制阀(directionalvalve)
液压辅件(accessory)
普通阀(monvalve)
插装阀(cartridgevalve)
叠加阀(superimposedvalve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Reducerse____tenders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E____tension(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
cler联轴器
driveshaftcoupling操作台
controlconsole控制屏
controlpanel避震喉
pensator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portableparticlecounterSolenoidvalve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
流量阀冷却器
cooler加热器
heater温度控制器thermostat消声器
silencer双筒过滤器duple____filter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positeseal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electricalpressuretransducer压差计
differentialpressureinstrument液位计
liquidlevelmeasuringinstrument流量计
flowmeter压力开关pressureswitch脉冲发生器pulsegenerator
液压泵站powerstation遮盖
lap零遮盖
zerolap正遮盖
overlap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
lituderatio相位移
phaselag传递函数transferfunction管路
flowline硬管
rigidtube软管
fle____iblehose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扩口式接头flaredfitting快换接头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heate____changer分流阀
flowdividervalve集流阀
flow-biningvalve截止阀
shut-offvalve
球阀
global(ball)valve针阀
needlevalve闸阀
gatevalve膜片阀diaphragmvalve蝶阀
butterflyvalve噪声等级noiselevel放大器
lifier模拟放大器analoguelifier数字放大器digitallifier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hydrauliclifier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(quiescent)leakage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sticking变量泵
variabledisplacementpump泵的控制controlofpump齿轮泵
gearpump叶片泵
vanepump柱塞泵
pistonpump轴向柱塞泵a____ialpistonpump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e____tendstroke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差动缸
differentialcylinder伸缩缸
telescopiccylinder阀
valve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-controlledcheckvalve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fi____edrestrictivevalve可调节流阀adjustablerestrictivevalve单向节流阀one-wayrestrictivevalve调速阀
speedregulatorvalve