The flow field of planar jet is simulated by discrete vortex method.
采用离散涡方法对平面射流流场进行了数值模拟。
Therefore, in order to improve the performance of hydraulic servo valve, it is important to study the mathematical model and distribution of jet flow field.
因此，为了改善由射流前置级驱动的伺服阀的性能，研究伺服阀前置级射流流场的数学模型及分布规律是至关重要的。
The measurement of velocity of the jet flow field is carried out with the TSI-IFA300 constant temperature anemometer.
利用TSI-IFA300热线风速仪系统对致动器喷口外的流场进行了测量。
The tapered windscreen flow field of the fan is composed of the outer ring turbulent jet and the inner sink, which tightly closes gas and dust to ensure the safety production.
风扇环形外腔产生的正压湍流射流在内腔负压汇流作用下形成锥形风幕流场，将处于流场范围内的气体及粉尘严密封闭起来，使安全生产得到保障。
The attenuated law of flow field inside the nozzle block of the air jet vortex spinning is investigated by the method of numerical computation.
通过数值计算对喷气涡流纺喷嘴内部流场衰减规律进行探讨。
The characteristics of wastewater round jet into open channel flow and its mixing and diffusing in the near-field were investigated by means of a laboratory experiment.
用水力实验方法研究了明渠水流中园形污水射流近区扩散与混合的特性。
Simulation of turbulence atomization jet in the air-water two phase flow field was performed.
对水在空气中湍动雾化射流的气液两相流场进行了数值模拟。
For the flow of a jet or a wake, we may consider a flow field without solid boundary but with a point of inflection in the velocity profile.
射流或尾流可视为无固壁边界而流场速度剖面具有拐点的流动。
The influence of conic Angle etc on jet flow field of conic nozzle is discussed, also, the ways to improve the property of jet flow and the shortcoming of the simple conic nozzle are pointed out.
探讨了锥角等对锥形喷嘴射流流场的影响，指出了改进锥形喷嘴射流特性的途径及简单锥形喷嘴的不足。
The reasons of forming a shock-cell structure and changing the flow field pressure were analyzed with jet dynamics.
根据射流动力学理论，分析了产生这种波系结构和流场压力变化的原因。
It is useful in understanding nozzle internal and external flow field and impinging jet parameter distribution. It is also helpful for optimal design of nozzle internal structure.
计算结果与实验吻合较好，所获得的喷嘴内外部流场的流动状况以及冲击射流参数分布，可用于优化喷嘴内部结构设计。
The velocity of the synthetic jet flow field is measured;
对合成射流致动器的外部流场进行了速度测量；
The rotational jet and local oxygen enrichment can improve the mixing of oxygen and pulverized coal, but the effect of coal injection is weak on the whole flow field in blowpipe.
结果表明，氧-煤喷枪的漩流、富氧率等仅在氧枪出口的有限区域内对流场有较大的影响；
Through drilling experiment in 156 adjustment Wells, the drilling behaviors, cutter wear, downhole jet flow field and drilling effect of drag bits and roller ones were comparatively analyzed.
通过156口调整井钻井试验，对比分析了刮刀钻头和牙轮钻头的钻进特性、牙齿磨损特性、井底流场特性及钻井效果。
A model of the no steady process of gas jet interaction with liquid is developed and solved by the commercial software FLUENT. The change law of parameter in the flow field has been obtained.
建立含能气体射流与液体工质相互作用非稳态过程的理论模型，应用fluent应用软件对非稳态气体射流与液体工质相互作用的过程进行了模拟，获得了射流流场中各参数的变化规律。
A full-automatic measuring and control system for a supersonic jet exhaust flow field is provided.
提出一套用于对超音速尾喷流流场进行全自动测试与控制的系统。
The flow field calculation and buckling analysis were conducted for the afterburner with a heat shield, flame stabilizer and jet nozzle.
在任意曲线坐标系下对带有横向波纹隔热屏、外冷却通道和尾喷口的涡喷加力燃烧室的三维热态流场进行数值模拟。
In order to intensify the collision among the inhalable particles, a gas-solid jet flow was introduced into the agglomeration chamber to generate a local turbulent flow field.
团聚室中引入气固射流，使团聚室内形成局部湍流，强化颗粒间的碰撞。
Based on the model of synthetic jet actuators, the flow field of synthetic jet is simulated by 2d and 3d numerical methods.
本文的主要工作之一是基于建立的激励器简化模型对合成射流流场进行二维、三维数值分析以探讨合成射流流动机理。
The moire deflectograms of impingement flow field of real rocket exhausted jet are obtained.
获得了真实火箭燃气射流冲击流场莫尔偏折图。
The influence of bit cutting teeth and its jet nozzle on the flow field is taken into account in the simulation.
模拟中考虑了钻头的切削齿和射流喷嘴对流场的影响。
Taking the impact jet flow field of individual rocket as research object, this paper calculates the jet flow field near the back of the launching tube by using the numerical simulation method.
该文以单兵火箭冲击射流流场为研究对象，采用数值模拟技术，对定向器管尾附近区域的燃气流场进行了数值计算，给出了发动机工作早期阶段冲击射流噪声场形成过程的计算结果。
The arc-plasma jet in jested into the reactor exerted influences on the flow field in the hear-axis zone, while no influences in the transition and the near-wall zones.
喷入电弧等离子体射流对等离子体反应器流场的影响区域是近轴区，对过渡区和近壁区没有影响。
In order to explore the effect of ambient pressure on jet flow field in deep well and ultra-deep well, a physical model for flow field of confined water jet at bottom hole was established.
考虑到深井、超深井中井底围压对射流流场有一定的影响，建立了井底受限射流流场的物理模型。
This paper introduces the momentum and flow field of tiny-hole jet-flow in high-pressure homogenization processing by applying fluid dynamics.
本文应用流体力学理论分析了高压均质过程中，微孔射流内动量及流场结构。
The flow density distributions of jet flow shock field have been measured using Moire schlieren method in this paper.
文中用莫尔条纹法测出了射流冲击场的气流密度分布。
Using the program to generate 3-D multi-block abutting structured grid of reverse jet flow field with the controlling of concentration and orthogonalization.
并在此基础上采用一定的加密、正交化方法，生成了三维反向喷流流场分区对接结构网格。
In the beginning of this paper, the current status and achievements in the research field of Pelton turbine are introduced respectively by means of pipe flow, free jet and bucket flow.
本文在首先介绍了冲击式水轮机内部流动中管内流、自由射流以及水斗绕流等方面的研究现状和进展。
Using the numerical analyzing method, this article studied on the problem of the thrust-vectoring motor jet flow field.
文中针对推力矢量发动机燃气流场的流动问题，运用数值分析的方法进行了研究。
Using the numerical analyzing method, this article studied on the problem of the thrust-vectoring motor jet flow field.
文中针对推力矢量发动机燃气流场的流动问题，运用数值分析的方法进行了研究。
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