Dendrite growth has been simulated with the phase field method and finite difference schemes on a two dimensional rectangular domain with a uniform square mesh.
采用相场模型和有限差分方法,模拟了过冷纯金属熔体的枝晶生长,计算区域为二维正方形均匀网格。
In the cold gas dynamic supersonic powder spraying technology for material modification, the two phase turbulent numerical computation of the jet field is very important.
在冷喷涂材料表面改性技术研究中,圆喷嘴气、固两相可压缩紊流射流的流场计算非常重要。
Two principles of the phase field method are introduced, and the application of the phase field method for numerical simulation of solidification microstructure is expatiated.
介绍了相场方法的两种基本原理,阐述了相场方法在金属凝固过程微观组织形成模拟中的应用情况。
The studies on flow pattern is always an important content of research field of two phase flow in a flow tube.
流型的研究一直是管路内两相流研究领域中的重要内容。
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。
The wall heat flux distribution, two-phase flow field, temperature field and pulverized coal particles trajectory in furnace are described according to the calculation results.
根据数值模拟的结果,描绘出炉膛内的壁面热负荷分布、两相流场、温度场、煤粉颗粒轨迹等。
The two-phase flow field in the vicinity of the nozzle orifice was studied numerically.
对喷嘴出口附近的两相流场进行了数值计算,并针对相关结果进行了分析。
Due to its two phase two fluid hydro dynamic model with an in condensable gas field, TRAC PF1 cods is used to analyzes the transient performance of this system.
程序TRACPF 1采用了带有不可凝气体场的两相二流体非平衡态的流体动力学模型,被用于余热排出系统的分析。
In this paper we discussed the evolution of two states system and geometric phase in a rotating magnetic field by using the method of coordinate transformation.
本文用旋转坐标系系法对二能级系统的在旋转磁场中的演化和几何相进行了研究。
Air is entrained as water jetting into water cushion pool, the gas-liquid two phase flows field are formed.
水射流进入水垫塘可以将气体卷入塘内,形成水垫塘自掺气的水气两相流流场。
The effect of electric field strength and two phase velocity on mass transfer characteristics in the separation process was studied in an electro-extraction equipment.
在自行设计的连续电泳萃取池内实验研究了电场强度、两相流速等因素对丁醇萃取率及传质通量的影响。
Then the Lagrange particle track model and the uniphase coupling method are used to simulate the gas-solid two phase flow field in the centrifugal fan.
再采用拉格朗同颗粒轨道模型,利用单相耦合法模拟了风机内部的气固两相流场。
The phase reflection can influence the laser propagating in plasmas, such as the vacancy of laser field induced by two laser pulses counter-propagating in plasmas.
相位反射的发生会影响激光在等离子体中的传播,例如激光在等离子体中相对传播时会出现激光场空洞现象。
Based on stress and cavity relationship of particles in gas-solid two phase flow field, quantitative correlation of pressure and density of pyrotechnic charges was deduced.
利用气固两相流颗粒间应力与空隙率之间的定量关系,推导了火工药剂压药压力与装药密度之间的定量关系。
In this article the mechanism of based on FBG sensor measurement in two-phase wet steam flow moisture and temperature field was researched and investigated clearly.
重点对光纤光栅测量湿蒸汽两相流湿度场以及温度场的机理进行研究,对实验系统装置的构建作了详尽的描述。
A mathematical model was established to predict the electric field distribution around a single discrete phase in two-phase system applied uniform electric field.
针对均匀电场作用下两相系统中的单个离散相周围电场分布情况,建立了数学模型。
Void wave is a normal wave phenomenon in industry and high-technology field. It is one of the most important characteristics of two-phase flow.
空隙率波是工业生产和尖端技术领域里常见的一种波动现象,是两相流的本质特征之一。
Based on the theory of two-phase flow, the mechanism of the condenser's steam resistance which is influenced by the steam velocity field at the condenser's throat outlet was analyzed.
基于两相流的有关理论,分析了凝汽器喉部出口蒸汽流场对凝汽器汽阻影响的机理。
Many detection techniques and methods of two-phase flow are still at laboratory research stage, which is extremely incompact with universality of two-phase flow in the engineering field.
许多两相流参数的检测技术和方法大都处于实验室应用研究阶段,这与两相流在工程领域的广泛性极其不相适应。
We adopt the coupling Discrete Random Walk Model for the study of the two-phase flow-field.
在两相流的研究中采用了相间耦合的随机轨道模型。
At present, the measurement techniques for gas-solid two phases flow have become a desiderative problem to be solved in multi-phase field.
目前,气固两相流检测技术已成为多相流研究中的一个亟待解决的问题。
How to choose the solid particles during gas-solid two-phase turbulent flow field measured by particle Dynamic Analyzer (PDA) is discussed in this paper.
本文研究了用三维粒子动态分析仪(PDA)测量气固两相湍流流场时固体粒子的选择问题。
Two-phase flow parameters measurement is a difficulty in field of industrial process parameter measurement.
两相流参数检测是工业过程参数检测的一个难点。
The phase mismatch errors are corrected by measuring the transfer function between two channels at the same acoustic field provided with B&KUA0914 inside in-tensity coupler.
本文利用UA0914声强耦合腔产生的同一声场条件,测量声强测量系统两通道之间的传递函数,进而对两通道间的相位不匹配误差进行修正。
We investigate the time evolution of the entanglement in the interacting system of a single two-level atom and a single mode coherence field with phase decoherence.
研究了存在相位退相干时原子与光场相互作用的纠缠演化和保持。
In this paper the flow field of two-phase mixing fluid in SH type high-efficiency static mixer is analyzed.
本文对SH型高效静态混合器中两相混合液的流动场进行了分析。
In this paper, a computational model for simulating turbulent dispersion of droplets in two-phase flow spray field is presented.
提出了模拟两相喷雾流场的液滴湍流弥散过程的模型。
This paper studies corrosion and electro-chemical behaviour of steel in the two-phase system of petroleum hydro Caron and oil field Water.
本文研究了石油烃——油田水的两相体系中钢的腐蚀及电化学行为。
This paper studies corrosion and electro-chemical behaviour of steel in the two-phase system of petroleum hydro Caron and oil field Water.
本文研究了石油烃——油田水的两相体系中钢的腐蚀及电化学行为。
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