流体机械专业词汇.pdf

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1、◆离心式压缩机涡片vortexsheetCentrifugalcompressor离心式压缩机库塔-茹可夫斯基条件balancepiston平衡鼓Kutta-Zhoukowskiconditioncasing机壳布拉休斯解Blasiussolutioncoupling联轴器达朗贝尔佯廖d'Alembertparadoxdiaphragm隔板雷诺数Reynoldsnumberdiffuser扩压器施特鲁哈尔数Strouhalnumberdischargenozzle排气接管随体导数materialderivativedischargevolute

2、排气蜗壳不可压缩流体incompressiblefluidelectricalsystem电气系统质量守恒conservationofmassfoundations基础动量守恒conservationofguidevane导叶momentumimpeller叶轮能量守恒conservationofenergyintercooling中间冷却器动量方程momentumequationinletnozzle进气（接）管能量方程energyequationinletvolute进气蜗壳控制体积controlvolumemultistage多级液体静压

3、hydrostaticpressureoffdesignoperation非设计工况操作涡量拟能enstrophyoilsystem密封油系统压差differentialpressureperformance性能流[动]flowslope倾斜流线streamlinesplittervane分流叶片流面streamsurfacethrustbearing止推轴承流管streamtubeChoking阻塞（工况）迹线path,pathlineClearancevolume余隙容积流场flowfieldCNGcodesandstandardsCNG规

4、范和流态flowregime标准流动参量flowparameter◆流体力学词汇流量flowrate,flowdischarge流体动力学fluiddynamics涡旋vortex连续介质力学mechanicsof涡量vorticitycontinuousmedia涡丝vortexfilament介质medium涡线vortexline流体质点fluidparticle涡面vortexsurface无粘性流体nonviscousfluid,inviscid涡层vortexlayerfluid涡环vortexring连续介质假设continuou

5、smedium涡对vortexpairhypothesis涡管vortextube流体运动学fluidkinematics涡街vortexstreet水静力学hydrostatics卡门涡街Karmanvortexstreet液体静力学hydrostatics马蹄涡horseshoevortex支配方程governingequation对流涡胞convectivecell伯努利方程Bernoulliequation卷筒涡胞rollcell伯努利定理Bernonllitheorem涡eddy毕奥-萨伐尔定律Biot-Savartlaw涡粘性edd

6、yviscosity欧拉方程Eulerequation环流circulation亥姆霍兹定理Helmholtztheorem环量circulation开尔文定理Kelvintheorem速度环量velocitycirculation偶极子doublet,dipole收缩contraction驻点stagnationpoint镜象法imagemethod总压[力]totalpressure无量纲参数dimensionless总压头totalheadparameter静压头statichead几何相似geometricsimilarity总焓tot

7、alenthalpy运动相似kinematicsimilarity能量输运energytransport动力相似[性]dynamicsimilarity速度剖面velocityprofile平面流planeflow库埃特流Couetteflow势potential单相流singlephaseflow势流potentialflow单组份流single-componentflow速度势velocitypotential均匀流uniformflow复势complexpotential非均匀流nonuniformflow复速度complexveloci

8、ty二维流two-dimensionalflow流函数streamfunction三维流three-dimensionalflow源source准定常