追赶法
- 网络chase method;thomas;Double Sweep;TDMA;The method of chasing
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对该模型的节点进行合理的编号,可以用三对角线方程描述变压器模型,为利用追赶法求解模型奠定了基础。
Making numbers properly to the nodes of model , transformer equivalent model can be described by tridiagonal equation , which is solved by chase method .
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不同类型的追赶法及其稳定性判别
Various types of double sweep methods and their stability
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本文建立了液滴蒸发的一维数学模型(又称有限热传导蒸发模型),并给出了TDMA追赶法的数值计算过程和移动边界的处理方法。
And a solving method of TDMA ( Tri-diagonal Matrix Algorithm ) and the treatment method of moving boundary for the model are given .
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模拟算例不仅表明了该方法的可行性,而且建议使用BIC准则由数据追赶法自动选择结点个数。
The methodology is illustrated by simulation and BIC criteria is suggested to use for automatically selecting knot number through a data-driven method .
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本文建立了正交曲线网格下的通澄长河段二维水流数学模型。在模型中,利用DSI法离散浅水方程,并采用追赶法对离散的方程组进行迭代求解。
This paper established a two-dimensional flow numerical model with the DSI method to discretize the shallow water equations and then the shooting method to solve the discretized equation group .
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搜索平板颤振临界风速的追赶法
Pursuit method for searching critical flutter wind velocity of flat plates
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块三对角矩阵方程的追赶法及其应用
LU method for solving block tridiagonal matrix equations and its applications
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河网水力数值模拟的追赶法模型的应用
Application of chasing method model of river network hydraulic numerical simulation
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求解复系数线性带状方程组的追赶法
New Elimination Method for Solving Linear Band Systems with Complex Coefficients
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结论线性插值法是对块追赶法的补充。
Conclusion Liner interpolation method supplement to Gauss elimination method .
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追赶法在求解循环和拟循环三对角方程组中的一种推广
An Extension of Chasing Method for Solving Circular and Quasi-Circular Tridiagonal Systems
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单步追赶法在微机数控系统中的应用
Application of single-step tracking method to the microcomputer numerical control system on wire cut EDM
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关于追赶法的一个注
A note on the double sweep method
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应用预估校正法对所形成的非线性抛物型方程进行线性化,采用追赶法进行求解。
The nonlinear parabolic equation thus formed is linearized through proofread-correct method and is solved by LU decomposition .
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双消除法(追赶法)是数值求解圣维南方程组隐式差分格式的一种较简便的方法,要求计算机内存少,计算速度快,并易于掌握。
The double sweeping method is a simple and effective for numerically solving Saint-Venant eqs . in implicit scheme .
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扩散方程采用隐式局部一维格式差分离散,利用追赶法求解;
The diffusion equation was discretized using a local one-dimensional finite difference equation and solved using the speedup method .
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对互联电路的计算,可利用三对角线方程组的追赶法,减小了计算量,提高了计算速度。
The calculation time of cascade circuit was reduced by using of the chase after method of tridiagonal equations .
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最后讨论了一般的双层六点隐式差分格式(2·8)-(2·10)的解法,给出了用追赶法求解它的具体的迭代公式。
At last , we give the practical iteration formula for solving the implicit difference equations ( 2.8 ) - ( 2.10 ) .
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提出了搜索该优化模型最优解的追赶法,该方法融合随机遍历性和反馈功能来快速获得最优目标。
The new pursuit method , which is of stochastic ergodicity and feedback performance , is developed for acquiring the optimum solution rapidly .
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针对循环或者拟循环三对角方程组,仿照追赶法的思想,给出了一种求解这两类方程组的追赶算法。
Based on the idea of chasing method , a new algorithm is developed to solving the circular and quasi-circular tridiagonal systems in this paper .
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最后,对改进荷载传递模型&三折线模型进行实例验证。墙体热质耦合传递模型的块追赶法求解
Last , carry on a verification to the improved trilinear model . Application of TDMA to coupled transfer of heat moisture and air in building walls
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本文根据分块五对角矩阵的一种特殊分解给出了求解分块五对角线性方程组的一种新算法-变参数追赶法。
In this paper , we mainly discuss some properties and design a fast algorithm , a iterative algorithm and a parallel algorithm for block cinque-diagonal linear systems .
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基本思想是:分别对这些基本单元进行二维数值模拟,利用矩阵追赶法,将单元中的所有待求变量都用单元的边界水位表达。
The basic thought as follows : simulated these basic two-dimensional units separately . Express all variables to the relations of the water level of each unit the boundary .
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借助追赶法的强健性,能够方便地绘出平板颤振临界折算风速和当量频率的诺模图。
By means of the superior robustness of the pursuit method , the nomograms of the critical flutter reduced wind velocity and the equivalent frequency of flat plate can be plotted conveniently .
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以第1边界条件为例,用节点处二阶导数表示三次样条插值函数,用追赶法求解相关方程组。
Taking the first boundary condition as an example , it used the second order derivative of the junctions to represent the cubic spline interpolation function , and solved the relative equations with chasing method .
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应用矩阵追赶法和非线性二维潮流模型等求解方法,很好地模拟了闽江河口复杂的潮流场,计算时间步长可长达10min。
Matrix chase after method and nonlinear 2-D tidal current model are applied to determine complex tidal flow patterns of Minjiang Estuary , computation time step can be reached to 10 minutes and the result is coincidental .
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考虑压裂液与井筒壁摩擦生热和多条裂缝分流对压裂液温度的影响,利用热力学平衡原理,建立了水平井筒温度场数学模型,用追赶法对模型进行了求解。
In this model the effect of heat proceeded by friction and fluid diverting of multiple fractures on fracturing fluid 's temperature is considered . The model is resolved with " shooting method " in this paper .
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本文提出一种数值求解一维对流-扩散型方程的五阶精度的拉格朗日格式,同时提出了一种六阶精度的紧致差分格式和计算此差商值的快速有效的追赶法。
In this paper , a fifth-ordet accuracy Lagrangian compact differencing scheme for solving one-dimensional diffusion-convection equation numerically has been presented , and a sixth-order accuracy compact differencing scheme and its fast and efficient solving method have also been published .
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本文根据电磁位差分方程组系数矩阵对角元素占优以及稀疏性的特点,将直接求解一维线性方程组的追赶法与迭代法相结合,发展了一种准直接法。
A quasi-direct solution ( QDS ) for the finite difference equations has been developed , which is basel on the sparse and pivot-dominant properties of the matrix and is the combination of the direct method and the iterative method .
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经算例验证,基于优化模型的追赶法计算简便,精度令人满意,为平板颤振参数的计算提供了新的有效途径。
An example shows that the pursuit method is valid for attaining satisfactory precision with convenience on the basis of the optimization model , and proves to be a new effective approach for the calculation of flutter parameters of flat plate .