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采用内节点法推导节点4的离散方程时: T3与T4中节点采取中心差分, 与书中差别在于分母为29而不是28,请问哪里出错了?
上文描述有误“T3与T4中节点采取中心差分”,改为“T3与T4中心界面采取线性插值”。
上述分析中对分界面线性插值导致误差较大,对控制方程直接采取控制容积积分法可得出正确结论。
额,自问自答?