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- hypersonic flow condition 高超音速绕流条件,特超声速流状态
- The results of numerical simulation of the hypersonic flow around a plate with a sharp leading edge are presented. 本文描述绕锐前缘平板高超声速流动的数值模拟结果。
- This may be due to fluctuating supply pressure during a static or no flow condition. 这可能是由于在静止或没有流动情况下供应压力波动引起。
- The hypersonic flow past a vertical plate is calculated by using the DSMC method and the hybrid DSMC/EPSM method. The results show the effectiveness of the hybrid DSMC/EPSM method. 运用混合算法模拟马赫数等于 1 0时高超音速竖板绕流 ,并与 DSMC结果进行比较 ,证明了DSMC/EPSM混合算法的有效性
- The new algorithm is used for the tomographic reconstructions of the density distributions in rocket exhausted jet and hypersonic flow, and some errors of the reconstruction result are discussed. 应用该算法，对火箭燃气射流场和高超音速流场的莫尔偏折图进行了处理和计算，重建出流场截面的密度分布，并对重建结果进行了分析。
- Thus it was demonstrated that the main pressure zone was little affected by the downstream flow condition. 由此可见，下游的流动情况对主要压力区几乎没有影响。
- When opration under high sediment flow condition, the turbine is often destroyed by abrasion and erosion of sediment. 混流式水轮机在高含沙水流中运行时 ,常遭受泥沙磨损和磨蚀的破坏。
- It is usually found that the supercritical flow condition in river or open channel occurs at the steep-sloped reach. 摘要:陡坡段的河川或渠道中常形成超临界流况，水流速度较快且流况复杂，是水力学中主要的研究课题之一。
- Hypersonic flows have many different phenomena, and the real-gas effects are the most important. 高超音速流动呈现出与 一般超音速流很多不同的现象，其中关键的是真实气体效应。
- In wedge gate valve, the wedge must have positioning guides on its sides to keep it in line while closing under full flow condition. 在楔形闸阀中，楔形闸阀必须在其侧面有位置引导器以确保其在大流量情况下闭合时，还在一条直线上。
- Because of the limitation of experiment equipment, numerical methods have become the main method to research hypersonic flows. 研究高 超音速流动由于地面试验模拟条件的限制，数值模拟成为其主要的研 究手段。
- Difference model for calculating formation pressure of oil wells at multireservoirsingle phase unstable radial flow condition is established. 本文建立了多油层径向单相不稳定流条件下油井地层压力计算的差分模型。
- Fracture acidizing has become a necessary measure for improving effectively reservoir percolation flow condition and enhancing individual-well oil/gas producting rate in Sichuan. 四川地区压裂酸化已成为有效改善储层渗流条件、提高单井油气产量的必要手段。
- The secondary air duct of boilers is a group of large diameter short ducts in parallel connection, having inlet air flow condition with inner positioned resistant pieces. 摘要锅炉二次风道为有内置阻力件的一组并联大口径短通道，其阻力系数严重偏小而且风门涡流强烈，从而造成二次风强烈脉动。
- Under static condition,the temperature distribution from orifice to electrodes is on exponential decay.Under continuous flow condition,the temperature distribution is not uniform. 在静态情况下，从处理装置的中心孔到电极间的温度分布呈指数衰减。
- About the experiment, these experiments were conducted in the free stream wind tunnel, and vitiated air heater was used to simulate the high altitude flow condition. 试验方面:本文试验在自由射流风洞中进行,利用空气加热器模拟高空飞行条件。
- In this paper,the flow condition near pump intake,especially the air sucked vortex is simulated by 3D VOF model,and 2D PIV experiment is carried out to validate the results of numerical simulation. 本文采用三维定常VOF两相流动模型,对进水口前的流态,尤其是空气吸入涡的流态进行数值模拟,并利用2D-PIV系统对进水口前流态进行测量从而对数值模拟进行验证。
- KVTs' SPL parallel slide gate valves can be flow throttling in any form of flowing condition. 弹簧加压型平行滑动闸阀无论流体为何种状态的条件，都能进行调节。
- Based on the balance of the fluid in the pipeline and the annular space,I study the pressure of the hole in the bottom and the pressure loss of the both under the laminar flow condition. 以泡沫钻进管路中、环形空间中的流体受力平衡为依据,对层流状态下的孔底压力及两者的压力损失进行初步的理论研究,通过验证,与实测值拟合较好。
- Comparison of two-equation turbulent models for hypersonic flow simulations 高超声速二方程湍流模型的数值模拟对比
