基于线性造波机理论在水槽左端设置了可吸收式造波机数值边界条件。
The absorbing wave maker boundary on the left side of the channel is presented by prescribing velocities reference to linear wave-maker theory.
本文数值实验中的一些结果对粘性不可压缩流固壁数值边界条件的处理可能具有一定的普遍意义。
The results obtained from this numerical experiment may be of some universal significance for the treatment of rigid wall boundary conditions of viscous incompressible flow.
针对模型的特点及其边界条件用差分法分别进行了数值计算,结果表明陷落柱氡气场的空间形态分布特征。
The numerical computations have been made using difference method for difference characteristics and boundary conditions. The computation results show the state features of radon field in space.
在地震波传播的数值模拟中,在有限区域建立吸收边界条件是一个很重要的问题。
In the numerical simulation of the wave equation, to develop an absorbing boundary condition in the finite domain is a very important problem.
最后,就其中的数值积分和边界条件处理等问题进行了探讨。
Finally, the numerical integration schemes and the treatment of boundary conditions are discussed.
热传导分析中,依据实测的轮胎胎侧温度场,提出了一种基于实验的数值反演方法来确定胎侧的对流热边界条件。
In the heat transfer analysis, combining temperature on tire side tested by drum test, a numerical inverse method is described for determining the heat convection boundary on tire side.
同时研究了数值分析中温度荷载作用下应力边界条件和位移边界条件对温度应力的影响。
To investigate the influence of mechanical boundary conditions on the thermal stress, a comparison of the results between displacement boundary and stress boundary is made.
根据输送边界条件,给出了动态模型方程的数值计算方法、管道离散格式、参数存储方法和差分方程。
Based on transmission boundary condition, gives calculation method for value of dynamic model equation, pipeline discrete form, memory method for coefficient and difference equation.
通过数值求解定常跨音速流的无粘、小扰动方程,根据实心翼型或多孔翼型的边界条件,获得了相应的压力分布。
By numerically solving the inviscid, small disturbance equation in steady transonic regime, with boundary conditions on solid or porous airfoils, the corresponding pressure distribution is obtained.
在数值计算方面,本文采用了新的计算域,减小了由于边界条件造成的计算误差。
In numerical computation aspect, by implying new computational geometric field, computation error caused by boundary condition was decreased.
传统的数值模拟对泵站进水池进口边界条件垂直入流假设并不符合多机组泵站进水池的情况。
However, the numerical simulation of traditional assumption as to upright inlet boundary conditions fails to correspond with the actual case of multi-unit pumping station.
建立了各种边界条件下考虑井筒储存效应和表皮效应的非线性不稳定渗流数学模型,并用数值法对其求解。
The nonlinear mathematical models with wellbore storage and skin effects under several boundary conditions were established and solved by using numerical methods.
数值分析结果给出了速度滑移边界条件对管道质量流量的影响。
The numerical results comprehensively describe the influence of the slip boundary condition on mass flow rate.
“双网格”方法和相应的算法为非均匀边界条件控制下河道演变的数值模拟提供了保证。
The dual grid method can provide a useful tool for numerically simulating the fluvial processes with non-uniform boundary conditions.
通过改变模型表面边界条件,求解波动方程实现多情景地震数值模拟。
Seismic numerical simulation in different conditions was done by solving wave equation and changing the surface border conditions.
为减少尾迹数值耗散和便于添加上述边界条件,采用了嵌套网格方法。
Embedded grids are adopted to weaken the numerical diffusion of the wake and to apply the above boundary conditions.
数值实验证实了该吸收边界条件的正确性。
The validity of the absorbing boundary condition is verified by numerical experiments.
一种循环管式反应器的扩散模型,归结为一类特殊的边值问题,其特点为两个端点的函数值出现在一个边界条件中。
Recycle tubular reactor model with axial dispersion leads to a special boundary value problem, in which one boundary condition involves the values at two end points.
通过改变设在赤道的南边界条件,设计系列数值试验反映南半球不同强度冷空气的入侵。
A number of numerical experiments were designed by changing lateral boundary conditions to denote different intensity of cold surges from southern hemisphere.
结果表明,只要等量差分段取得足够小,就可获得符合边界条件的高精度数值解。
It shows high precise numerical solution that agrees with the boundary conditions can be obtained as long as the equal difference segment is small enough.
所引入的方尾边界条件及相应数值处理简单而有效。
The introduced boundary condition at the transom stern and corresponding numerical treatment are simple and effective.
计算出的数值可作为电机通风冷却系统设计的依据,同时可作为温度场计算的边界条件来进行电机温度场计算。
The results is used as the basis of ventilation and cooling system design of the motor, and the boundary condition of temperature field computation to calculate temperature field of the motor.
给出了可调式引射器工作流体和引射流体入口、引射器出口的边界条件以及初始条件,并进行了相应的数值处理。
The boundary and initial condition, such as the inlet of the primary fluid and the secondary fluid, the outlet of the injector are given, and make the relevant numerical disposal.
重点讨论谱元法计算中的各种出口边界条件及其对数值模拟的影响。
The main purpose of the paper is to compare the effect of different open boundary conditions upon simulation results.
本文对地下水运动数值模拟过程中边界条件的涵义和处理方法进行了分析和讨论。
The implication and disposal methods of the boundary condition in the numerical simulation of groundwater flows was discussed in this paper.
由于恰当的边界条件对于数值模拟相当重要,因此文中所有活塞风参数均由SES得出。
As the proper boundary conditions is important for the numerical simulation, so all the piston wind parameters are obtained by the SES in this paper.
研究结果表明,在一定参数值和固定边界条件下,反应体系经由时间-空间对称破缺分支能够产生温度波。
It is shown that the temperature wave can appear beyond spatiotemporal symmetry-breaking bifurcation at a certain constraint controlled externally and a fixed boundary condition for the model system.
在二维导热模型的基础上,添加等热流、绝热边界条件,用Fortran语言编写数值计算程序进行计算,定义了相对误差。
Program was written in FORTRAN, basing on twodimensional heat conduction and adiabatic, constant heat flux boundary conditions. The relative error is defined.
这种模拟方法的主要优点是自由边界条件实现比较方便,数值频散小,模拟精度高。
This method has advantages of small numerical dispersion, high simulation precision, and easy imposition of free boundary conditions.
这种模拟方法的主要优点是自由边界条件实现比较方便,数值频散小,模拟精度高。
This method has advantages of small numerical dispersion, high simulation precision, and easy imposition of free boundary conditions.
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