液壓專業(yè)詞匯

1、液壓專業(yè)詞匯 流體傳動 hydraulic power 液壓技術hydraulics 液力技術 hydrodynamics 氣液技術 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

2、率 efficiency 旋轉方向 direct ion of rotati on 公稱壓力 nominal pressure 工作壓力 working pressure 進口壓力 in let 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

3、力 proof pressure 沖擊壓力 surge pressure 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 intern al leakage 夕卜泄漏 external leakage 層流 laminar flow 紊流 turbulent flow氣穴 c

4、avitation流量 flow rate排量 displacement額定流量 rated flow供應流量supply flow流量系數(shù) flower factor滯環(huán) hysteresis圖形符號 graphical symbol液壓氣動元件圖形符號symbols for hydraulic and pn eumatic comp onents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壓力一時間圖 pressure time diagram

5、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 phase工作工步 working phase快進工步 rapid advanee phase快退工步 rapid return phase頻率響應 frequency response重復性 repeat ability復現(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s

6、ticking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 pump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

7、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 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

8、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-co ntrolled check valve 梭閥 shuttle valve 壓力控制閥 pressure relief valve 溢流閥 pressure relief valve 順序閥 sequenee valve 減壓閥 pressure reducing valve 平衡閥 counterbalanee valve 卸荷閥 unioading valve 直動式

9、 directly operated type 先導式 pilot-operated type 機械控制式 mecha ni cally con trolled type 手動式 manually operated type 液控式 hydraulic con trolled 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

10、 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sensor 閾值 threshold 伺服閥 servo-valve 四通閥 four-way valve 噴嘴擋板 nozzle fl

11、apper 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 frequency response 幅值比 amplitude ratio 相位移 p

12、hase 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

13、 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 冷去卩器 cooler 加熱器heater 溫度控制器thermostat 消聲器silencer 雙筒

14、過濾器duplex filter 過濾器壓降 filter pressure drop 有效過濾面積 effective filtration area 公稱過濾精度 nominal filtratio n rating 壓潰壓力 collapse pressure 填料密圭寸 packing seal 機械密圭寸 mechanical seal 徑向密圭寸radial seal 旋轉密圭寸rotary seal 活塞密圭寸 piston seal 活塞桿密圭寸rod seal 防塵圈密圭寸 wiper seal； scraper 組合墊圈 bonded washer 復合密圭寸件 compo

15、site seal 彈性密圭寸件 elastomer seal 丁腈橡膠 nitrile butadiene rubber ； NBR 聚四氟乙烯 polytetrafluoroethene ; PTFE 優(yōu)先控制9 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 pressure switch 脈沖發(fā)生器 pu

16、lse generator 液壓泵站 power station 空氣處理單元 air con diti oner unit 壓力控制回路 pressure control circuit 平安回路 safety circuit 差動回路 differential circuit 調(diào)速回路 flow control circuit 進口節(jié)流回路 meter-i n 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

17、clamper聯(lián)軸器 drive shaft coupling 操作臺 con trol con sole 控制屏 control panel 避震喉 compensator 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 coun ter Sole noid valve 電磁閥 Check valve 單向閥 Cartridge

18、valve 插裝閥 San dwich plate valve 疊加閥 Pilot valve 先導閥Pilot operated check valve 液控單向閥 Sub-plate mou nt 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 Positi o

19、n feedback 位置反應 Progressive flow 漸增流量 De-e nergiz ing of sole noid 電磁鐵釋放二、介質類Phosphate ester (HFD-R)磷酸甘油酯 Water-glycol (HFC)水-乙二醇Emulsi on乳化液 Inhibitor緩蝕劑 Syn thetic lubricati ng oil 合成油三、液壓安裝工程Con tam in ati on 污染Grout灌漿 Failure 失效 Jog點動 Creep爬行 Abrasio n 摩擦Retract (活塞桿)伸出 Extension (活塞桿)縮回 Malfunc

20、tion 誤動作 Pickling 酸洗 Flush ing 沖洗Dipp ing process 槽式酸洗 Re-circulatio n 循環(huán) Passivity 鈍化 Nitric acid 檸檬酸 Argon氬氣Butt welding 對接焊 Socket weldi ng 套管焊 Inert gas weld ing惰性氣體焊四、管接頭Bite type fittings卡套式管接頭 Tube to tube fitti ngs 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 fitti ngs長直通管接頭 Weld fittings焊接式管接頭 Female connector fittings 接頭螺母 Reducers exte nders 變徑管接頭 Banjo fittings鉸接式管接頭Adjustable fittings/swivel nut 旋轉接頭五、伺服閥及伺服系統(tǒng)性能參數(shù)Dyn amic response 動態(tài)頻響DDV-direct drive valve 直動式伺服閥NFPA-Natio nal Fluid Powe