A dual-porosity and dual-permeability model of fracture-vug carbonate reservoir is established, and fully implicit method is used to solve the inter-porosity flow function.
在此建立了碳酸盐岩缝洞型油藏双孔双渗渗流模型，利用全隐式方法对孔洞与裂缝间窜流量的计算函数进行了求解。
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。
Transient energy equation was solved by fully implicit control-volume method.
瞬态能量方程由全隐式控制容积法求解。
The fully implicit difference method was employed, and the latent heat release was handled with the increment of frozen water fraction.
数值模拟计算采用全隐格式差分方法，用水分冻结量的增量处理相变潜热。
Features of solving the hydrodynamic equations by the fully conservative implicit difference scheme and solving the thermal conductive equations by the variational method are discussed.
讨论了用隐式完全守恒差分格式求解流体力学方程组，用变分原理求解热传导方程等特点。
Features of solving the hydrodynamic equations by the fully conservative implicit difference scheme and solving the thermal conductive equations by the variational method are discussed.
讨论了用隐式完全守恒差分格式求解流体力学方程组，用变分原理求解热传导方程等特点。
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