1) 3-T heat conduct equation
三温热传导方程
1.
As 2-D 3-T heat conduct equations are discretized in a fully implicit method,it is very difficult to solve the nonlinear algebraic equations obtained due to strong nonlinearity.
由于二维三温热传导方程具有很强的非线性特性,因此采用全隐格式对该方程离散后,所得非线性代数方程组的求解将变得非常困难。
2) two-dimensional three temperature radiation thermal conduction equations
三温辐射热传导方程
1.
A symmetric finite volume element method(SFVEM) was established for two-dimensional three temperature radiation thermal conduction equations which are used to describe the process of heat conduction in laser-driven inertial confinement fusion (ICF), and the linear system of the equations with SFVEM was proved to be symmetrical.
在ICF数值仿真计算中,二维三温辐射热传导方程描述了内爆动力学过程中辐射能量在静止介质中的非线性传播过程。
3) the two-dimension three-temperature heat conduction equations
二维三温热传导方程组
1.
Aiming at a kind of elliptic problem and the two-dimension three-temperature heat conduction equations, two type of preserving-symmetry finite volume schemes under quadrangle partition grids are established in this paper.
针对一类椭圆问题和二维三温热传导方程组,在四边形网格剖分下,构造了两种保对称的有限体格式,通过与目前广泛使用的九点差分格式比较,新格式在对非正交网格的适应性、收敛精度以及相应离散化系统的快速求解等方面具有明显的优势。
4) Equations of heat conduction with three temperatures
三温热传导方程组
5) double-temperature heat conduction equation
双温热传导方程
1.
This paper proposes a new kind of two-level implicit weighted optimal difference scheme with parameters for the double-temperature heat conduction equation U_t+U_x+U_(xx)-δU_(xxt)=0(δ>0).
提出了一个解双温热传导方程Ut+Ux +Ux x -δUx xt=0 (δ>0 )的一种新的具有二阶精度的两层加权隐格式,其截断误差阶为o(τ2 +h2 ) ,此格式是条件稳定的,特别是当θ=12 时,此格式绝对稳定。
6) three_dimensional heat conduction equation
三维热传导方程
1.
A class of two_level explicit difference schemes are presented for solving three_dimensional heat conduction equation.
提出了一族三维热传导方程的两层显式差分格式 ,当截断误差阶为O(Δt +(Δx) 2 )时 ,稳定性条件为网格比r=Δt(Δx) 2 =Δt(Δy) 2 =Δt(Δz) 2 ≤ 12 ,优于其他显式差分格式· 而当截断误差阶为O((Δt) 2 +(Δx) 4 )时 ,稳定性条件为r≤ 1/ 6 ,包含了已有的结果
补充资料：热传导方程
| 热传导方程 heat conduction，equation of 最早在研究热的传导问题时得到的方程。它的一维形式是  ，其中u为温度函数， ，k为热传导系数，c是比热容，ρ是密度， 是外热源密度。热传导方程也可以描述其他物理现象，比如扩散过程等等。方程连同初始条件及(或)边界条件的任一种，都可组成初值问题、边值问题或初边值问题。 |
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参考词条