The sum formulas of several kinds of ordinary series with function term are deduced by using the method of solving linear differential equation.
本文试应用求解一阶线性微分方程的方法导出几类常见的函数项级数的求和公式。
For potential flows on any stream surface, the equation of the velocity graph is set up by tensor analysis, and thus it provides an analytic method for solving some special flow problems.
本文利用张量分析工具,对任意流面上的位势流,建立速度图方程,为解决一些特殊流动问题,提供一个分析方法。
This method can be extended to deduce the solving equation for other hob blade curve of cylindrical worm.
该方法可以推广到其它圆柱蜗杆滚刀的刃廓曲线求解公式的推导。
An effective method for solving a partial differential equation of secondary hydrocarbon migration is put forward.
本文给出了一种高效率求解油气二次运移偏微分方程的方法。
Based on the method of solving heat balance differential equation, a novel over-load protection criterion for electric motor is presented in the paper considering the heat accumulation of motor.
以热保护为研究对象,充分考虑了电机的热积累现象,通过求解热平衡微分方程的方法,给出了新的电动机过载保护判据。
This thesis focuses on determination of parameters in a two-dimension heat conduction equation on the MPI network parallel environment, by solving an inverse problem using the regularization method.
本文是在MPI网络并行环境中,将求解二维热物性方程参数的反问题用正则化方法结合并行遗传算法进行数值求解。
This method can detect and diagnose sensor fault with fixed deviation by establishing linear equations utilizing the residual characteristics of energy conservation equation and solving them.
该方法利用能量守恒方程的残差特征建立线性方程组,通过求解方程来完成多个具有固定偏差的传感器故障的检测和诊断。
The artical introduces elementary equation, boundary and initial conditions of model of equivalent conduction heat transfer, physical property prarameters processing and the method of value solving.
介绍了等效传导传热模型的基本方程、界条件和初始条件、性参数的处理以及数值求解方法等。
A new renormalization mathematics method of treating linear or nonlinear questions is used in solving parallel-kinetic equation in collision plasmas.
用一种新的处理线性或非线性方程的重整化数学方法求解了碰撞等离子体中的平行动力学方程。
This paper proposes a new method of solving the high order linear partial differential equation by means of Walsh Series.
本文提出了用沃尔什级数求解高阶线性偏微分方程的一种新方法。
Elastic wave propagation in anisotropic medium is simulated by solving the equation system with the aid 'of Fourier numerical method (pseudo-spectrum method).
本文利用傅里叶数值方法(即伪谱法)求解该方程来模拟各向异性介质中弹性议的传播。
Acording to features of production hyperbolic decline equation, a linearized method of solving nonlinear hyperbolic decline equation is proposed out.
根据产量双曲递减方程的特点,提出了非线性双曲方程的线性化求解方法。
In this paper, the author faced with iteration method which often USES in equation solving, mainly introduced the structure procedure of convergent iterative formula and illustrated by examples.
本文针对方程求解中常用的迭代方法,主要介绍了收敛迭代公式的构造过程,并通过举例加以说明。
By solving its stability different ial equation using Kayleighs quotient, the critical load calculation method for this type of paling acted on combined load was proposed.
应用瑞利商求解其倾覆稳定微分方程,给出了组合荷载作用时栅条稳定临界荷载计算方法。
The proportional division method is an effective way to get the true convergent root during the process of solving the FEM equation.
有限元法在气浮轴承的特性研究中已经得到了广泛的应用,而比例分割法是解决有限元方程收敛的有效方法。
The application of numerical value method to structure analysis leads to solving a set of algebraic equation.
结构分析的数值方法最终归结为代数方程组的求解。
The advantages of the method are that it does not need solving the equation of Diophantine, and reduces the complexity of the algorithm.
这种方法的优点在于无需求解丢番图方程,减少了控制算法的计算量。
Method of leading variables is method of solving linear ordinary differential equation of first order.
常数变易法是作为求解一阶线性方程的解法给出的。
In this paper, for solving the parameter problem of two dimensional wave equation, the method of Finite Element and the Pulse Spectrum Technique, i. e. the iterative process are used.
本文针对求解二维波动方程的参数问题,利用有限元方法把波动方程反问题转化为有限元反问题,并利用脉冲谱技术,即一个迭代过程进行求解。
AH image restoration method of directly solving the image formation equation by iterative procedure is presented in this paper.
本文提出了用迭代计算直接解成像方程以复原图像的方法。
The universality of the conclusion can be spread to mathematics and mechanics science also and give a popular method to solving this third-order nonlinear differential equation qualitatively.
结论的普遍性可以推广到数学力学学科,并给出了这一类三阶非线性微分方程求定性解的一般方法。
A new technique is given here, which combines partial algorithm with scanning algorithm and obtains wave arrival times by solving eikonal equation with the use of finite difference method.
本文提出一种将局部算法与扫描算法相结合的、用有限差分解程函方程求取地震波初至时间的方法。
In solving system of linear algebraic equation with iteration method, the error checking is discussed.
讨论使用迭代法解线性代数方程组的误差检验问题。
This new method is of considerable value in theory and application and also is one of the effective techniques for solving algebraic equation by numerical calculation.
此方法是用数值计算求解代数方程的比较有效的方法之一,具有一定的理论价值和应用价值。
Governing equation discrete, solving of the conjugated algebraic equation set and SIMPLE method are also discussed in this paper.
同时对方程离散、方程组的耦联求解以及SIMPLE算法等数值计算以及湍流及其模型等问题进行了论述。
A upper bound with consistent matrix norm and the estimate for error of AOR iterative method for solving linear equation system, which based on the doubly diagonal dominance, are presented.
在双严格占优矩阵条件下,给出了相容矩阵范数的一个上界,并以此为基础,得到了线性方程组求解时的AOR迭代法的误差估计式。
The highly precise direct integration scheme is used for solving modal dynamic differential equation of the structure nd a dynamic load identification method by the modal responses is proposed.
采用无条件稳定的精细逐步积分法求解结构的模态动力学微分方程,构造了通过结构的模态响应反求荷载列阵的迭代算法。
The paper demonstrated the method for solving the parameters of the linear diffusive wave equation under free downstream condition by using genetic algorithms.
以线性扩散波方程在自由下边界条件下的解析解为例,利用遗传算法来确定扩散波方程的参数。
Aiming at solving surge of centrifugal compressor, this paper analyzes the gas equation of compressor and then put forward the control method to eliminate the surge of the centrifugal compressor.
针对离心式压缩机喘振对工程实践的危害及喘振出现的原因,通过对压缩机气体方程的分析,提出消除离心式压缩机喘振的控制方案。
The validity of homogeneous balance method for solving differential equation was shown by solving a new Hamilton amplitude equation.
本文用齐次平衡方法求出了哈密顿振幅方程的精确解。
应用推荐