液壓相關(guān)的專業(yè)英語詞匯

1、流體傳動hydraulic power液壓技術(shù)hydraulics液力技術(shù)hydrodynamics氣液技術(shù)hydropneumatics運行工況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 實際工況actual conditions效率efficiency旋轉(zhuǎn)方向direction of r

2、otation公稱壓力nominal pressure工作壓力working pressure進口壓力inlet pressure出口壓力outlet pressure壓降pressure drop;differential pressure 背壓back pressure啟動壓力breakout pressure充油壓力charge pressure開啟壓力cracking pressure峰值壓力peak pressure運行壓力operating pressure耐壓試驗壓力proof pressure沖擊壓力surge pressure靜壓力static pressure系統(tǒng)壓力sys

3、tem 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rated flow供給流量supply flow流量系數(shù)flower factor滯環(huán)hysteres

4、is圖形符號graphical symbol液壓氣動元件圖形符號symbols for hydraulic and pneumatic components 流體邏輯元件圖形符號symbols for fluid logic devices邏輯功能圖形符號symbols for logic functions回路圖circuit diagram壓力-時間圖pressure time diagram功能圖function diagram循環(huán)circle自動循環(huán)automatic cycle工作循環(huán)working cycle循環(huán)速度cycling speed工步phase停止工步dwell pha

5、se工作工步working phase快進工步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 pu

6、mp法蘭安裝flange mounting底座安裝foot mounting液壓馬達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 stroke負載壓力induced pressure輸出力force實際輸出力actual force單作用缸single-acting cylinder雙作用缸double-acting

7、 cylinder差動缸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

8、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直動式directly operated type先導(dǎo)式pilot-operated type機械控制式mechanically controlled type 手動式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adj

9、ustable 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needle valve閘閥gate valve膜片閥diaphragm valve蝶閥butterfly valve噪聲等級noise level放大器amplifier模擬放大器analogue amplifier數(shù)字放大器digital amplifier傳感器sens

10、or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對稱度symmetry流量極限flow limit零位內(nèi)泄漏null(quiescent leakage 遮蓋lap零遮蓋zero lap正遮蓋over lap負遮蓋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 res

11、ponse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補液管路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擴口式接頭flared fitting快換接頭quick release coupling法蘭接頭flange connection彎頭elbow

12、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air contamination固體顆粒污染solid contamination液體污染liquid contamination空氣過濾器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雙筒過濾器duplex filter過濾器壓降filter p

13、ressure drop有效過濾面積effective filtration area公稱過濾精度nominal filtration rating壓潰壓力collapse pressure填料密封packing seal機械密封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

14、四氟乙烯polytetrafluoroethene;PTFE 優(yōu)先控制override control壓力表pressure gauge壓力傳感器electrical pressure transducer 壓差計differential pressure instrument液位計liquid level measuring instrument 流量計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

15、 circuit 安全回路 safety circuit 差動回路 differential circuit 調(diào)速回路 flow control circuit 進口節(jié)流回路 meter-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 control console 控制屏 control panel 避震喉 compensator

16、粘度 viscosity 運動粘度 kinematic viscosity 密度 density 含水量 water content 閃點 flash point 防銹性 rust protection 抗腐蝕性 anti-corrosive quality 便攜式顆粒檢測儀 portable particle counter Solenoid 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-pl

17、ate 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 valve 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 es

18、ter (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 Failure 失效 Jog 點動 Creep 爬行 Abrasion 摩擦 Retract（活塞桿）伸出 Extension （活塞桿）縮回 Malfunction 誤動作 Pickling 酸洗 Flushing 沖洗 Dipping process 槽式酸洗 Re-circulation 循環(huán) Passivity 鈍化 Nit

19、ric acid 檸檬酸 Argon 氬氣 Butt welding 對接焊 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 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 動態(tài)頻響 DDV-direct drive valve 直動式伺服閥 NFPA-National Fluid Power Association 美國流體控制學(xué)會 Phase lag 相位滯后 Nozzle flapper valv