水动专业英语单词

Aairliftpumps气升泵axial-flowpumps轴流泵adjustabletypesimpeller叶片可调式alanternring水封环aircompressionsystem空压系统airfoils翼型（螺旋桨）angleofattack冲角affinitylaws相似定律adjustingbladeangle调节叶片角actualpower有效功率absolutevelocity绝对速度auxiliaryequipment辅助设备Bbearing轴承bubble气泡ballbearing滚动轴承backedgepoint后缘点bestefficiencypoint最高效率点backwardcurvedblade后弯式叶片branchpipelines分支管路bypassregulation分流调节bladefacecavitation叶面汽蚀basiccharacteristics基本性能曲线backward-bendingblade后弯式叶片Cchord翼线camber弧度cascade叶栅closed封密式casing泵盖coefficient系数cascadedensity叶栅密度completelyopen全开centrifugalpumps离心泵circularmotion圆周运动cranevalve行车crosssection断面cuttingregulation变径调节切削clearancecavitation间隙汽蚀coordinatesystem坐标系cranremovalequipment清污设备cavitationperformance汽蚀特性参数comprehensivecurves综合曲线completecharacteristic全面特性曲线coefficientofdynamicviscosity动力粘滞系数Ddynamic动力学diffuser导叶体density密度discharge/flowrate/capacity流量dynamicsimilarity动力相似displacementtypes容积式泵diffusertypes导叶式double-suctionpumps双吸式discharge/outletpip出水管dowork做功drainagewatersystem排水系统dutypoint/operatingpoint工况点doubleentrypump双吸泵designoperatingpoint设计运行工况点Eeddy漩涡efficiency效率endthrust轴向推力effectivepower有效功率eulerequation欧拉方程Fvalve阀forebay前池flapvalve拍门flaking剥落flowfields流场fluidmachines流体机械first-cost初次投资，成本frictionalpower摩擦功率forwardcurvedblade前弯式叶片frontedgepoint前缘点Ggland压盖glandpacking填料压盖gearpumps齿轮泵guidebearings导轴承guidevane/diffuservanes导叶gravitysimilarity重力相似geometricalsimilarity几何相似Hhp马力hub轮毂head扬程、水头horizontal卧式hydraulicpumps水锤泵hydraulicbalance水力平衡hydraulicefficiency/losses水力损失IInclined斜式Inducer诱导轮inseries串联inparallel并联inletpipe进水管inletangle进口角inletpassages进水流道intersectionpoint交叉点inertiaforce惯性力impellerring叶轮口环interferencecoefficient干扰系数installationelevationofpump水泵安装高程iso-efficiencyparabola相似工况/等效率抛物线Jjetpumps射流泵Kkinetic动能kinetichead动扬程kinematicalsimilarity运动相似knockout敲空Lload和在leakage泄漏lubrication润滑lifttheory升力理论locallosses局部损失lengthwiselosses沿程损失lossoffriction摩擦损失lanternrings水封环linerlength线性长度leakageflowrate泄漏流量losspowerwithinpump泵内损失功率leastsquaremethod最小二乘法Mmass质量meanline骨架线maintenance维修性manufacturer制造商modeltests模型试验modelpump模型泵multistage多级mixedflowpumps混流泵mechanicalseals机械密封massdischarge质量流量mechanicalefficiency/losses机械损失Nnetpositiveoperatingpoint汽蚀余量netpositivesuctionheadrequired必需汽蚀余量netpositivesuctionheadavailable有效汽蚀余量netabsolutesuctionhead允许吸上真空高度Ooperationinseries串联运行oilsupplysystem供油系统operatingparameters运行参数outlet/dischargepassages出水流道Ppumpsshaft泵轴pumpcasing泵壳power功率pumpspeed转速pressureintensity压力proportionallaw比例律permissiblesuctionvacuumlift允许吸上真空高度potentialhead势扬程polishing光滑的pitch相距peripheraldirection圆周方向prototypepump原型泵pumpperformancecurves水泵性能曲线pipeline管路pumpsystem抽水系统parallelto与……并联passages流道packingrings底补环packing填料primingfacilities充水设备poweroutput输出功率Rrelativecharacteristics相对性能曲线recondense重新凝结relativevelocity相对速度resultantforce合力roughness粗糙度realcurves实际曲线relativecurves相对曲线radialblade径向式叶片reciprocatingpumps往复泵relativemotion相对运动pumphouse泵房regulationofadjustablevanes变角调节requiredheadcurveofpumpingset装置需要扬程曲线Ssump池sponge-shape海绵状suctionchamber吸入式stuffingbox填料函singlestagepump单级泵singleentrypump单吸泵similaritycondition相似条件spiralscrewpumps螺旋杆specificspeed比转速specificimpeller比叶轮settingheightofpump安装高度similaritylaw相似律syntheticcharacteristicschart综合性能曲线suctionvacuumlift吸上真空高度speedregulation变速调节slipfactor滑移因素streamlining流线型similaritytheory相似理论settingangles安放角shockloss冲击损失systemrequiredheadofpump水泵装置需要扬程similarityoperatingstatusparabolaiso-efficiency相似工况抛物线similarityparabola相似抛物线semiopen半开式seals密封shaftsleeve轴套studs螺栓sump进水池statichead静扬程shaftpower轴功率suctionsump进水池safetymargin安全余量Tthickness厚度turbopumps叶片泵timeinterval时段thrustbearings推力轴承tensilestrength抗拉强度theaspectratio纵横比（相对厚度）theoreticalcurves理论曲线theoreticalflowrate理论流量throttlingregulation节流调节trashremovalequipment清污系统theoreticalcharacteristics理论性能曲线Uuniversalcurves通用曲线universalcharacteristics通用性能曲线unstableoperationzone不稳定工作区Vvanes叶片vertical立式ventilation通风volutetype蜗壳式viscousforce粘性力verticalpump立式泵velocitytriangle速度三角形volumetriclosses容积损失volumedischarge体积流量volumetricefficiency容积损失velocityoffollowing牵连速度Wwear磨损wingspan翼展wearingrings承磨环waterhammer水锤watersupplysystem供（给）水系统