The four control orifices of upstream side and down stream side of the pneumatic servovalve at neutral position are subsonic flow when the supply pressure is less than 0.
2374MPa时,零位时的上游两个供气节流口和下游两个排气节流口均为亚音速流动;供气压力等于0。
Numerical simulation on lateral jet interaction in supersonic flows;
超音速流动中侧向喷流干扰特性的数值模拟
Experimental investigation of the lateral jet interaction have been performed in supersonic flows to study the effects of jet pressures, angle of attacks, leeward side jet or windward side jet on the jet interaction characteristics.
在超音速流动中,进行了侧向喷流干扰特性的实验研究,研究了喷流压力、攻角、迎风侧及背风侧喷流对侧向喷流干扰特性的影响。
In order to guarantee the convergence of the design in supersonic flow, Takanashi method could be modified by introducing some upwind based operator to the governing equation in hyperbolic parts.
以Takanashi提出的“正反迭代、余量修正”的原理为基础 ,针对其当机翼上表面存在较强的超音速流动时 ,解的收敛性不好的问题 ,对Takanashi方法进行改进 。
Application of all\|speed algorithm in turbulent transonic flows calculations;
全速解法在湍流跨音速流动中的应用
Using the improved method we studied inviscid and viscous transonic flow in turbomachinery based on Euler and Navier Stokes equations.
计算结果表明，本方法是透平机械内部跨音速流动计算的强有力的手段。
A transonic flow mathematic model based on standard k-εturbulence model was proposed to investigate the mixing flow behaviors of primary and secondary fluid in steam ejector.
为研究水蒸气喷射泵内部工作蒸汽与被抽气体的流动和混合行为,基于标准k-ε模型,建立了描述跨音速流动的数学模型。
Optimization of parameters in the shock wave system of the regular reflection for supersonic flow;
超音速流在正规反射激波系后的参数优化特性
Based on the Krmn_Donnell theory of thin shells,the first order piston theory in aerodynamics and the Boltzmann superposition principles in viscoelasticity,a mathematical model of viscoelastic cylindrical shells in supersonic flow is set up.
基于薄壳的Krmn_Donnell假设、空气动力学中的一阶活塞理论和粘弹性力学中的Boltzmann叠加原理 ,给出了超音速流动中粘弹性圆柱壳的数学模型。
To do that, the extended-SIMPLE algorithm(considering density-correction) is used in the range of all Mach numbers, especially for supersonic flows.
在研究过程中，将扩展SIMPLE算法(考虑密度修正)应用到全马赫数范围内、尤其是超音速流动中，计算中对激波处理采用了激波捕捉方法。
NUMERICAL CALCULATION WITH FINITE DIFFERENCE METHOD FOR SUPERSONIC FLOW OVER BENT CONES
绕弯曲头锥超音速流动差分法数值计算
Numerical Analysis of Aero-optic Effects Induced by the Turbulence Flow Field Surrounding Super/Hypersonic
超音速/高超音速飞行器湍流流场气动光学效应分析
Study on the Rotating Supersonic Condensing Flow and Application Technology
旋转超音速凝结流动及应用技术研究
Aero-Optic Effects Induced by the Fluctuation Flowfield Surrounding Hypersonic Aircrafts
超音速湍流脉动流场气动光学效应分析
trisonic aerodynamics
三音速(亚音速、跨音速 、超音速)空气动力学
Gas-particle Two Phase Flow in Supersonic Cold Gas Dynamic Spray;
超音速冷气体动力喷涂过程中的气固两相流动
Aerodynamic flutter and limited cycle of a 2-D wing in the supersonic flow field
超音速流中二元机翼的气动颤振与极限环
Pulsation response of a two dimensional wing to atmosphere turbulence in supersonic flow
大气紊流作用下超音速二元机翼的脉动响应
SHOCK EFFECT IN SUPERSONIC NON-EQUILIBRIUM CONDENSING STEAM FLOW
水蒸气超音速非平衡凝结流动中的激波效应
extreme high-speed gas dynamics
高超音速气体动力学
ultrasonically activated extruder
超音速驱动的挤压机
transsuper aerodynamics
跨音速和超音速空气动力学
The numerical simulating of the supersonic gas-particle two phase flow in De-Laval-Nozzle;
冷气体动力喷涂喷管内超音速气固两相流动数值模拟
Stability of Transonic Shocks in Supersonic Flow Past a Wedge;
超音速绕流中产生的跨音速激波的稳定性研究
In conclusion we note the following general items concerning flow in supersonic nozzles.
最后，我们归纳几个关于超音速喷管流动的一般原则。
AN EXPERIMENTAL STUDY OF HELIUM INJECTION WITH AN AERODYNAMIC RAMP INJECTOR IN SUPERSONIC FLOW
超音速空气流中气动斜坡喷嘴喷射氦的实验研究
THE EFFECT OF RATE OF EXPANSICN ON THE CONDENSATION OF SUPERSONIC WET STEAM FLOW IN A LAVAL·NOZZLE
膨胀率对拉伐尔喷管超音速湿蒸汽流动凝结过程的影响
The Blowing-off of the Lip Separation of an Axisymmetric Supersonic Inlet and the Analysis of the Coherence of Dynamic Distortion of the Inlet
超音速轴对称进气道唇口分离流吹除及其动态畸变源相干分析