液压专业英语词汇流体传动hydraulic power液压技术hydraulics液力技术hydrodynamics气液技术hydropneumatics 运行工况operating conditions额定工况rated conditions极限工况limited conditions瞬态工况instantaneous conditions稳态工况steady-state conditions许用工况acceptable conditions 连续工况continuous working conditions实际工况actual conditions效率efficiency旋转方向direction of rotation公称压力nominal pressure工作压力working pressure 进口压力inlet pressure出口压力outlet pressure压降pressure drop；differential pressure背压back pressure启动压力breakout pressure充油压力charge pressure开启压力cracking pressure 峰值压力peak pressure运行压力operating pressure耐压试验压力proof pressure冲击压力surge pressure静压力static pressure系统压力system pressure控制压力pilot pressure 充气压力pre-charge pressure吸入压力suction pressure调压偏差override pressure额定压力rated pressure耗气量air consumption泄漏leakage内泄漏internal leakage 外泄漏external leakage层流laminar flow紊流turbulent flow气穴cavitation流量flow rate 排量displacement额定流量rated flow供给流量supply flow流量系数flower factor滞环hysteresis图形符号graphical symbol液压气动元件图形符号symbols for hydraulic and pneumatic components流体逻辑元件图形符号symbols for fluid logic devices逻辑功能图形符号symbols for logic functions 回路图circuit diagram压力－时间图pressure time diagram功能图function diagram循环circle 自动循环automatic cycle工作循环working cycle循环速度cycling speed工步phase 停止工步dwell phase工作工步working phase快进工步rapid advance phase快退工步rapid return phase频率响应frequency response重复性repeat ability复现性reproducibility漂移drift波动ripple线性度linearity线性区linear region液压锁紧hydraulic lock液压卡紧sticking变量泵variable displacement pump 泵的控制control of pump齿轮泵gear pump叶片泵vane pump柱塞泵piston pump轴向柱塞泵axial piston pump法兰安装flange mounting底座安装foot mounting液压马达hydraulic motor刚度stiffness中位neutral position零位zero position 自由位free position缸cylinder有杆端rod end无杆端rear end外伸行程extend stroke内缩行程retract stroke缓冲cushioning工作行程working stroke负载压力induced pressure输出力force实际输出力actual force单作用缸single-acting cylinder双作用缸double-acting cylinder 差动缸differential cylinder伸缩缸telescopic cylinder阀valve底板sub-plate油路块manifold block 板式阀sub-plate valve叠加阀sandwich valve插装阀cartridge valve滑阀slide valve 锥阀poppet valve阀芯valve element阀芯位置valve element position单向阀check valve液控单向阀pilot-controlled check valve梭阀shuttle valve压力控制阀pressure relief valve 溢流阀pressure relief valve顺序阀sequence valve减压阀pressure reducing valve平衡阀counterbalance valve卸荷阀unloading valve直动式directly operated type先导式pilot-operated type机械控制式mechanically controlled type手动式manually operated type液控式hydraulic controlled type流量控制阀flow control valve固定节流阀fixed restrictive valve可调节流阀adjustable restrictive valve单向节流阀one-way restrictive valve 调速阀speed regulator valve分流阀flow divider valve集流阀flow-combining valve截止阀shut-off valve球阀global(ball) valve针阀needle valve闸阀gate valve膜片阀diaphragm valve 蝶阀butterfly valve噪声等级noise level放大器amplifier模拟放大器analogue amplifier数字放大器digital amplifier传感器sensor阈值threshold伺服阀servo-valve四通阀four-way valve 喷嘴挡板nozzle flapper液压放大器hydraulic amplifier颤振dither阀极性valve polarity流量增益flow gain对称度symmetry流量极限flow limit零位内泄漏null(quiescent) leakage遮盖lap 零遮盖zero lap正遮盖over lap负遮盖under lap开口opening零偏null bias零漂null drift阀压降valve pressure drop分辨率resolution频率响应frequency response幅值比amplitude ratio 相位移phase lag传递函数transfer function管路flow line硬管rigid tube软管flexible hose工作管路working line回油管路return line补液管路replenishing line控制管路pilot line泄油管路drain line放气管路bleed line接头fitting；connection焊接式接头welded fitting 扩口式接头flared fitting快换接头quick release coupling法兰接头flange connection弯头elbow异径接头reducer fitting流道flow pass油口port闭式油箱sealed reservoir 油箱容量reservoir fluid capacity气囊式蓄能器bladder accumulator空气污染air contamination 固体颗粒污染solid contamination液体污染liquid contamination空气过滤器air filter 油雾气lubricator热交换器heat exchanger冷却器cooler加热器heater温度控制器thermostat 消声器silencer双筒过滤器duplex filter过滤器压降filter pressure drop有效过滤面积effective filtration area公称过滤精度nominal filtration rating压溃压力collapse pressure 填料密封packing seal机械密封mechanical seal径向密封radial seal旋转密封rotary seal活塞密封piston seal活塞杆密封rod seal防尘圈密封wiper seal；scraper组合垫圈bonded washer 复合密封件composite seal弹性密封件elastomer seal丁腈橡胶nitrile butadiene rubber；NBR聚四氟乙烯polytetrafluoroethene；PTFE优先控制override control压力表pressure gauge 压力传感器electrical pressure transducer压差计differential pressure instrument 液位计liquid level measuring instrument流量计flow meter压力开关pressure switch脉冲发生器pulse generator液压泵站power station空气处理单元air conditioner unit压力控制回路pressure control circuit安全回路safety circuit差动回路differential circuit调速回路flow control circuit进口节流回路meter-in circuit出口节流回路meter-out circuit 同步回路synchronizing circuit开式回路open circuit闭式回路closed circuit管路布置pipe-work 管卡clamper联轴器drive shaft coupling操作台control console控制屏control panel 避震喉compensator粘度viscosity运动粘度kinematic viscosity密度density 含水量water content闪点flash point防锈性rust protection抗腐蚀性anti-corrosive quality便携式颗粒检测仪portable particle counterSolenoid valve 电磁阀Check valve 单向阀Cartridge valve 插装阀Sandwich plate valve 叠加阀Pilot valve 先导阀Pilot operated check valve 液控单向阀Sub-plate mount 板式安装Manifold block 集成块Pressure relief valve 压力溢流阀Flow valve 流量阀Throttle valve 节流阀Double throttle check valve 双单向节流阀Rotary knob 旋钮Rectifier plate 节流板Servo valve 伺服阀Proportional valve 比例阀Position feedback 位置反馈Progressive flow 渐增流量De-energizing of solenoid 电磁铁释放液压英文资料流体传动hydraulic power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instantaneous conditions 稳态工况steady-state conditions许用工况acceptableconditions 连续工况continuousworking conditions实际工况actualconditions 效率 efficiency旋转方向directionof rotation公称压力nominalpressure 工作压力workingpressure进口压力inletpressure出口压力outletpressure 压降 pressure drop；differentialpressure背压 back pressure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 air consumption 泄漏 leakage内泄漏 internal leakage外泄漏 external leakage 层流 laminar flow紊流 turbulent flow气穴 cavitation流量 flow rate排量 displacement额定流量 rated flow供给流量 supply flow流量系数 flower factor 滞环 hysteresis图形符号graphical symbol 液压气动元件图形符号symbols for hydraulic and pneumatic components 流体逻辑元件图形符号symbols for fluid logic devices 逻辑功能图形符号 symbols for logic functions回路图 circuit diagram 压力－时间图pressure time diagram功能图 function diagram 循环 circle自动循环 automatic cycle工作循环 working cycle循环速度 cycling speed 工步 phase停止工步 dwell phase工作工步 working phase快进工步 rapid advance phase 快退工步rapid return phase频率响应frequency responseHysterics 滞环Threshold 灵敏度Lap 滞后Pressure gain 压力增益Null 零位Null bias 零偏Null shift 零飘Frequency response 频率响应Slope 曲线斜坡液压系统（hydraulic system）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（directionalvalve control）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（flow valve）方向控制阀（directionalvalve）液压辅件（accessory）普通阀（commonvalve）插装阀（cartridge valve）叠加阀（superimposedvalve四、管接头Bite type fittings 卡套式管接头Tube to tube fittings 接管接头union 直通接管接头 union elbow 直角管接头union tee 三通管接头union cross 四通管接头Mal stud fittings 端直通管接头Bulkhead fittings 长直通管接头Weld fittings 焊接式管接头Female connector fittings 接头螺母Reducers extenders 变径管接头Banjo fittings 铰接式管接头Adjustable fittings/swivel nut 旋转接头五、伺服阀及伺服系统性能参数Dynamic response 动态频响DDV-direct drive valve 直动式伺服阀NFPA-National Fluid Power Association 美国流体控制学会Phase lag 相位滞后Nozzle flapper valve 喷嘴挡板阀Servo-jet pilot valve 射流管阀Dither 颤振电流Coil impedance 线圈阻抗Flow saturation 流量饱和Linearity 线形度Symmetry 对称性Throttle valve 节流阀Double throttle check valve 双单向节流阀Rotary knob 旋钮Rectifier plate 节流板Servo valve 伺服阀Proportional valve 比例阀Position feedback 位置反馈Progressive flow 渐增流量De-energizing of solenoid 电磁铁释放二、介质类Phosphate ester (HFD-R) 磷酸甘油酯Water-glycol (HFC) 水-乙二醇Emulsion 乳化液Inhibitor缓蚀剂Synthetic lubricating oil 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Dipping process 槽式酸洗Re-circulation 循环Passivity 钝化Nitric acid 柠檬酸Argon 氩气Butt welding 对接焊Socket welding 套管焊Inert gas welding 惰性气体焊空气处理单元air conditioner unit压力控制回路pressurecontrol circuit 安全回路safety circuit差动回路differential circuit调速回路flowcontrol circuit 进口节流回路 meter-incircuit出口节流回路 meter-outcircuit同步回路synchronizing circuit 开式回路opencircuit闭式回路closedcircuit管路布置pipe-work 管卡clamper联轴器drive shaft coupling操作台control console 控制屏control panel避震喉compensator粘度viscosity 运动粘度kinematicviscosity密度density 含水量water content闪点flash point防锈性rust protection 抗腐蚀性anti-corrosive quality便携式颗粒检测仪portableparticle counter Solenoid valve 电磁阀Check valve单向阀Cartridge valve插装阀Sandwich plate valve叠加阀Pilot valve先导阀Pilot operated check valve液控单向阀Sub-plate mount板式安装Manifold block集成块Pressure relief valve压力溢流阀Flow valve 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 duplexfilter 过滤器压降filterpressure drop有效过滤面积effectivefiltration area 公称过滤精度 nominalfiltration rating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rod seal防尘圈密封wiper seal；scraper组合垫圈bondedwasher 复合密封件 compositeseal弹性密封件 elastomerseal丁腈橡胶 nitrilebutadiene rubber；NBR 聚四氟乙烯polytetrafluoroethene；PTFE优先控制 overridecontrol压力表 pressure gauge 压力传感器electricalpressure transducer压差计differential pressure instrument 液位计liquid level measuring instrument流量计flow meter压力开关pressure switch 脉冲发生器 pulse generator液压泵站 power station遮盖lap零遮盖zero lap正遮盖over lap 负遮盖under lap开口opening零偏null bias零漂null drift阀压降valve pressure drop 分辨率resolution频率响应 frequencyresponse幅值比amplitude ratio相位移phase lag 传递函数transferfunction管路flow line硬管rigid tube软管flexible hose工作管路 workingline回油管路 returnline补液管路replenishing line控制管路 pilot line 泄油管路 drain line放气管路 bleed line接头fitting；connection焊接式接头 welded fitting 扩口式接头 flared fitting快换接头 quick release coupling法兰接头 flange connection 弯头elbow异径接头 reducer fitting流道flow pass油口port闭式油箱 sealed reservoir 油箱容量reservoir fluid capacity气囊式蓄能器bladder accumulator 空气污染 air contamination固体颗粒污染 solid contamination液体污染 liquid contamination 空气过滤器 air filter油雾气lubricator热交换器 heat exchanger分流阀flow divider valve 集流阀 flow-combining valve截止阀shut-off valve球阀global(ball) valve 针阀needle valve闸阀gate valve膜片阀diaphragm valve蝶阀butterfly valve 噪声等级noise level放大器amplifier模拟放大器analogue amplifier 数字放大器digital amplifier传感器sensor阈值threshold伺服阀servo-valve 四通阀four-way valve喷嘴挡板nozzle flapper液压放大器hydraulic amplifier 颤振dither阀极性valve polarity流量增益 flow gain对称度symmetry流量极限 flow limit 零位内泄漏null(quiescent) leakage重复性repeat ability复现性reproducibility 漂移drift波动ripple线性度linearity线性区linear region液压锁紧 hydrauliclock 液压卡紧sticking变量泵variable displacement pump泵的控制control ofpump 齿轮泵gear pump叶片泵vane pump柱塞泵piston pump轴向柱塞泵axialpiston pump 法兰安装flangemounting底座安装footmounting液压马达hydraulicmotor 刚度stiffness中位neutral position零位zero position自由位free position缸cylinder 有杆端rod end无杆端rear end外伸行程extend stroke内缩行程retract stroke 缓冲cushioning工作行程working stroke负载压力induced pressure输出力force 实际输出力 actual force单作用缸 single-acting cylinder双作用缸 double-acting cylinder 差动缸differential cylinder伸缩缸telescopic cylinder阀valve底板sub-plate 油路块manifold block板式阀sub-plate valve叠加阀sandwich valve插装阀cartridge valve 滑阀slide valve锥阀poppet valve阀芯valve element阀芯位置 valve element position 单向阀check valve液控单向阀pilot-controlled check valve梭阀shuttle valve 压力控制阀pressure relief valve溢流阀pressure relief valve顺序阀sequence valve 减压阀pressure reducing valve平衡阀counterbalance valve卸荷阀unloading valve 直动式directly operated type先导式pilot-operated type 机械控制式mechanically controlled type手动式manually operated type 液控式hydraulic controlled type流量控制阀flow control valve 固定节流阀fixed restrictive valve可调节流阀adjustable restrictive valve 单向节流阀 one-way restrictive valve调速阀speed regulator valve。