液壓專業(yè)詞匯

1、液壓專業(yè)詞匯流體傳動(dòng) hydraulic power液壓技術(shù) hydraulics液力技術(shù) hydrodynamics氣液技術(shù) hydropneumatics運(yùn)行工況 operating conditions額定工況 rated conditions極限工況 limited conditions瞬態(tài)工況 instantaneous conditions穩(wěn)態(tài)工況 steady-state conditions許用工況 acceptable conditions連續(xù)工況 continuous working conditions實(shí)際工況 actual conditions效率 efficiency

2、旋轉(zhuǎn)方向 direction of rotation公稱壓力 nominal pressure工作壓力 working pressure進(jìn)口壓力 inlet pressure出口壓力 outlet pressure壓降 pressure drop；differential pressure背壓 back pressure啟動(dòng)壓力 breakout pressure充油壓力 charge pressure開啟壓力 cracking pressure峰值壓力 peak pressure運(yùn)行壓力 operating pressure耐壓試驗(yàn)壓力 proof pressure沖擊壓力 surge pr

3、essure靜壓力 static pressure系統(tǒng)壓力 system pressure控制壓力 pilot pressure充氣壓力 pre-charge pressure吸入壓力 suction pressure調(diào)壓偏差 override pressure額定壓力 rated pressure耗氣量 air consumption泄漏 leakage內(nèi)泄漏 internal leakage外泄漏 external leakage層流 laminar flow紊流 turbulent flow氣穴 cavitation流量 flow rate排量 displacement額定流量 rate

4、d flow供給流量 supply flow流量系數(shù) flower factor滯環(huán) hysteresis圖形符號(hào) graphical symbol液壓氣動(dòng)元件圖形符號(hào) symbols for hydraulic and pneumatic components流體邏輯元件圖形符號(hào) symbols for fluid logic devices邏輯功能圖形符號(hào) symbols for logic functions回路圖 circuit diagram壓力時(shí)間圖 pressure time diagram功能圖 function diagram循環(huán) circle自動(dòng)循環(huán) automatic c

5、ycle工作循環(huán) working cycle循環(huán)速度 cycling speed工步 phase停止工步 dwell phase工作工步 working phase快進(jìn)工步 rapid advance phase快退工步 rapid return phase頻率響應(yīng) frequency response重復(fù)性 repeat ability復(fù)現(xiàn)性 reproducibility漂移 drift波動(dòng) ripple線性度 linearity線性區(qū) linear region液壓鎖緊 hydraulic lock液壓卡緊 sticking變量泵 variable displacement pump泵的

6、控制 control of pump齒輪泵 gear pump葉片泵 vane pump柱塞泵 piston pump軸向柱塞泵 axial piston pump法蘭安裝 flange mounting底座安裝 foot mounting液壓馬達(dá) hydraulic motor剛度 stiffness中位 neutral position零位 zero position自由位 free position缸 cylinder有桿端 rod end無(wú)桿端 rear end外伸行程 extend stroke內(nèi)縮行程 retract stroke緩沖 cushioning工作行程 working

7、stroke負(fù)載壓力 induced pressure輸出力 force實(shí)際輸出力 actual force單作用缸 single-acting cylinder雙作用缸 double-acting cylinder差動(dòng)缸 differential cylinder伸縮缸 telescopic cylinder閥 valve底板 sub-plate油路塊 manifold block板式閥 sub-plate valve疊加閥 sandwich valve插裝閥 cartridge valve滑閥 slide valve錐閥 poppet valve閥芯 valve element 閥芯位置

8、valve element position單向閥 check valve液控單向閥 pilot-controlled check valve梭閥 shuttle valve壓力控制閥 pressure relief valve溢流閥 pressure relief valve順序閥 sequence valve減壓閥 pressure reducing valve平衡閥 counterbalance valve卸荷閥 unloading valve直動(dòng)式 directly operated type先導(dǎo)式 pilot-operated type機(jī)械控制式 mechanically contr

9、olled type手動(dòng)式 manually operated type液控式 hydraulic controlled type流量控制閥 flow control valve固定節(jié)流閥 fixed restrictive valve可調(diào)節(jié)流閥 adjustable restrictive valve單向節(jié)流閥 one-way restrictive valve調(diào)速閥 speed regulator valve分流閥 flow divider valve集流閥 flow-combining valve截止閥 shut-off valve球閥 global(ball) valve針閥 need

10、le valve閘閥 gate valve膜片閥 diaphragm valve蝶閥 butterfly valve噪聲等級(jí)noise level放大器 amplifier模擬放大器 analogue amplifier數(shù)字放大器 digital amplifier傳感器 sensor閾值 threshold伺服閥 servo-valve四通閥 four-way valve噴嘴擋板 nozzle flapper液壓放大器 hydraulic amplifier顫振 dither閥極性 valve polarity流量增益 flow gain對(duì)稱度 symmetry流量極限 flow limit

11、零位內(nèi)泄漏 null(quiescent) leakage遮蓋 lap零遮蓋 zero lap正遮蓋 over lap負(fù)遮蓋 under lap開口 opening零偏 null bias零漂 null drift閥壓降 valve pressure drop分辨率 resolution頻率響應(yīng) frequency response幅值比 amplitude ratio相位移 phase lag傳遞函數(shù) transfer function管路 flow line硬管 rigid tube軟管 flexible hose工作管路 working line回油管路 return line補(bǔ)液管路

12、replenishing line控制管路 pilot line泄油管路 drain line放氣管路 bleed line接頭 fitting；connection焊接式接頭 welded fitting擴(kuò)口式接頭 flared fitting快換接頭 quick release coupling法蘭接頭 flange connection彎頭 elbow異徑接頭 reducer fitting流道 flow pass油口 port閉式油箱 sealed reservoir油箱容量 reservoir fluid capacity氣囊式蓄能器bladder accumulator空氣污染 a

13、ir contamination固體顆粒污染 solid contamination液體污染 liquid contamination空氣過(guò)濾器 air filter油霧氣 lubricator熱交換器 heat exchanger冷卻器 cooler加熱器 heater溫度控制器 thermostat消聲器 silencer雙筒過(guò)濾器 duplex filter過(guò)濾器壓降 filter pressure drop有效過(guò)濾面積 effective filtration area公稱過(guò)濾精度 nominal filtration rating壓潰壓力 collapse pressure填料密封

14、packing seal機(jī)械密封 mechanical seal徑向密封 radial seal旋轉(zhuǎn)密封 rotary seal活塞密封 piston seal活塞桿密封 rod seal防塵圈密封 wiper seal；scraper組合墊圈 bonded washer復(fù)合密封件 composite seal彈性密封件 elastomer seal丁腈橡膠 nitrile butadiene rubber；NBR聚四氟乙烯 polytetrafluoroethene；PTFE優(yōu)先控制 override control壓力表 pressure gauge壓力傳感器 electrical pre

15、ssure transducer壓差計(jì) differential pressure instrument液位計(jì) liquid level measuring instrument流量計(jì) flow meter壓力開關(guān) pressure switch脈沖發(fā)生器 pulse generator液壓泵站 power station空氣處理單元 air conditioner unit壓力控制回路 pressure control circuit安全回路 safety circuit差動(dòng)回路 differential circuit調(diào)速回路 flow control circuit進(jìn)口節(jié)流回路 mete

16、r-in circuit出口節(jié)流回路 meter-out circuit同步回路 synchronizing circuit開式回路 open circuit閉式回路 closed circuit管路布置 pipe-work管卡 clamper聯(lián)軸器 drive shaft coupling操作臺(tái) control console控制屏 control panel避震喉 compensator粘度 viscosity運(yùn)動(dòng)粘度 kinematic viscosity密度 density含水量 water content閃點(diǎn) flash point防銹性 rust protection抗腐蝕性 an

17、ti-corrosive quality便攜式顆粒檢測(cè)儀 portable particle counterSolenoid valve 電磁閥Check valve 單向閥Cartridge valve 插裝閥Sandwich plate valve 疊加閥Pilot valve 先導(dǎo)閥Pilot operated check valve 液控單向閥Sub-plate mount 板式安裝Manifold block 集成塊Pressure relief valve 壓力溢流閥Flow valve 流量閥Throttle valve 節(jié)流閥Double throttle check valv

18、e 雙單向節(jié)流閥Rotary knob 旋鈕Rectifier plate 節(jié)流板Servo valve 伺服閥Proportional valve 比例閥Position feedback 位置反饋Progressive flow 漸增流量De-energizing of solenoid 電磁鐵釋放二、介質(zhì)類Phosphate ester (HFD-R) 磷酸甘油酯Water-glycol (HFC) 水-乙二醇Emulsion 乳化液Inhibitor緩蝕劑Synthetic lubricating oil 合成油三、液壓安裝工程Contamination 污染Grout 灌漿Failu

19、re 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Dipping process 槽式酸洗Re-circulation 循環(huán)Passivity 鈍化Nitric acid 檸檬酸Argon 氬氣Butt welding 對(duì)接焊Socket welding 套管焊Inert gas welding 惰性氣體焊四、管接頭Bite type fittings 卡套式管接頭Tube to tube fittings 接管接頭union 直通接管接頭union

20、elbow 直角管接頭union tee 三通管接頭union cross 四通管接頭Mal stud fittings 端直通管接頭Bulkhead fittings 長(zhǎng)直通管接頭Weld fittings 焊接式管接頭Female connector fittings 接頭螺母Reducers extenders 變徑管接頭Banjo fittings 鉸接式管接頭Adjustable fittings/swivel nut 旋轉(zhuǎn)接頭五、伺服閥及伺服系統(tǒng)性能參數(shù)Dynamic response 動(dòng)態(tài)頻響DDV-direct drive valve 直動(dòng)式伺服閥NFPA-National Fluid Power Associati