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- critical flow area 临界通流面积
- The Fluid Flow factors contained herein are calculated values. They are therefore approximations and cannot be used for highly critical flow or pressure drop calculations. 这里的液流系数是预测值。因此这些数据只是大致的数据,不能用作高流量临界值或压降估计值。
- The Reynolds averaged N-S equations are solved using SST turbulence models the entire flow area. 整个流动区域采用SST湍流模型，求解了雷诺平均N-S方程。
- The system of CVS is calibrated by Laminar Flow Elements (LFE), the whole system calibrated by Critical Flow Orifice (CFO) meter. 整套检测系统测量精度标定采用临界流喷咀(CFO)流量计。
- By means of hydraulic model, the fluid flow and its flow area ratioin tundish are studied. 通过水力学模型试验,研究了中间包内的流场和流动分布。
- A Constant Volume Sampling System (CVS) with super Critical Flow Venturi (CFV) flux meter is developed based on Bernouli fluid equation. 基于气体伯努利(Bernouli)流动方程,开发了带超临界流文丘里管流量计的定容系统,即CFV-CVS。
- Under assuring the maximum flow area, it is the best to design the section shape for streamline. 在保证最大过流面积的条件下，阀球罩的断面形状应该尽量采用流线型，以减小过流阻力。
- Critical flow pressure reflects the impact of capillary pressure and boundary effect and gas percolation, and causes non-Darcy gas flaw. 临界流动压力反映了毛细管力与边界层作用对气体渗流的影响，并使气体表现出非达西渗流特征。
- The total flow control system is assembled by three critical flow ventures for 6, 9, 12m3/min. the full-flow dilution tunnel is assembled well. 总流量控制单元采用了三支（6、9、12m3/min）不同流量的临界流文丘里管组合方式，并且装配精良。
- Two important dimensionless vari-ables, i. e. dimensionless area ratio of overflow area to under flow area and dimensionless flowrate ratioof ai... 本研究结果有利于充气水力旋流器的进一步放大研究。
- Also we can determine partial annular turbulent and laminar flow area range using laminar flow area equation of eccentric annular Newtonian fluid. 可用偏心环空牛顿流体层流区域方程确定环空局部层流和紊流区域范围。
- Structured and unstructured grids were combined to whole flow area for CFD simulations under the designed working situation. 通过全流道的计算机数值模拟结果,并结合血液泵传输过程中的要求进行分析,最终得到了合适的轴流血液泵叶片数目。
- Highpressure gas venting through pipeline belongs to unsteady flow,undergoing three flow states i.e.choked flow (supercritical flow),critical flow and subcritical flow. 高压天然气通过管路放空属非稳定流动，放空过程要经历壅塞流（超临界流）、临界流、亚音速流三种状态。放空管路的特征对气体流动的影响极大，其摩阻作用不容忽视。
- Successive gaslift craft wants computation to be in charge of a shoe to be in contented stability to take the critical velocity of flow of fluid and critical flow. 连续气举工艺要计算管鞋处满足稳定带液的临界流速和临界流量。
- In low subcooling and low quality region thermal non-equilibrium between two phases has appreciable effect on the critical flow rate, especially at lower pressure. 在低欠热度和低含汽率区域两相间存在热力不平衡性，在较低压力下，它对临界流率的影响十分显著。
- For assuring the maximum flow area at outlet of plunger, the outlet runner of plunger is supposed to be streamline, which would lower the flow resistance at outlet plunger. 在保证柱塞出口有最大过流断面的同时，也应将柱塞出口流道设计成流线型，以此降低柱塞出口处的过流阻力。
- After opening the cylinder, it was found that the No. 2 governor valve's washers fell off and crushed into the cylinder, thus made flow area of turbine reduce. 揭缸检查发现%232调速汽门阀芯的止退垫片脱落，造成汽轮机通流面积变小。
- The test of the Reynolds Number shows the rill flow pattern is turbulent flow, and the test of the Froude Number shows the rill flow maybe either sub critical flow or supercritical flow. 雷诺数试验结果表明 ,坡面细沟股流属于紊流范围 ,从弗劳德数的试验结果看 ,细沟股流有可能为缓流 ,也有可能为急流
- This device should be installed at the furthermost downstream end of the supply pipe or fixture where temporary spillage due to critical flow pressure conditions can be discharged harmlessly. 这种装置应该安装在供应管道或卫生洁具下游尽可能远，并且由于临界水压环境可能产生无害排放的暂时性喷溅的地方。
- In expansionary channel, as the increasing of power law exponent , the velocity isoline moves towards channel, the flowing area is enlarged. 研究表明,在扩张流道中,随着幂律指数的逐渐增大,速度等值线逐渐向凹角内伸展,流动区域增大;
