| 1. | An improved high - resolution composite scheme copmd is proposed to discreting the convective term 在处理对流项的离散时,提出了一个改进的高分辨率组合格式copmd 。 |
| 2. | Existence and asymptotic bahavior of explosive solutions for nonlinear elliptic problems with convection terms 带对流项的非线性椭圆型问题爆炸解的存在性与渐近行为 |
| 3. | This is mainly because there is not convection in [ 17 ] and the newtonian filtration equation is studied in [ 18 ] 这主要是因为文[ 17 ]中讨论的方程不含对流项,而文[ 18 ]中讨论的方程是newton渗流方程。 |
| 4. | Using time splitted algorithm , the convection term is solved with tvd method and the chemical reaction is dealt with elementary reaction model 对流项和化学反应项采用时间分裂法,分别用tvd格式和基元反应模型进行处理。 |
| 5. | Nnd difference scheme divergences convection item and runge - kutta scheme iterates time item . the calculated outcome agrees well with the experiment data and analytic solution 采用nnd差分格式离散对流项,时间迭代采用龙格库塔法,计算结果与实验值和解析解一致吻合。 |
| 6. | By comparing convection term difference scheme of cd and quick , it is found that there is no obvious difference between these two schemes , and cd scheme is a little better 通过对流项差分格式cd格式和侧mck格式比较,发现两种格式计算差别不大, cd格式略好于quick格式。 |
| 7. | In addition , the paper uses first - order upwind scheme and second - order upwind scheme and quick scheme to compute convection . through comparison and analysis , the paper chooses second - order upwind scheme as discrete scheme of convection 此外,对流项的离散格式分别采用一阶迎风格式、二阶迎风格式及quick格式进行计算,通过对比分析确定二阶迎风格式作为对流项离散格式。 |
| 8. | Three spatially discrete schemes about the convection terms of the n - s equations : the centered difference with artificial viscosity by jameson , the van leer scheme of flux vector splitting , and the roe scheme of flux difference splitting are studied respectively 3研究了n - s方程组中对流项的三种空间离散格式:改进的jameson中心+人工粘性格式、通量矢量分裂类vanleer格式和通量微分分裂类roe格式。 |
| 9. | In order to gain a better understanding of the mechanism of airflow reversal in a non - diagonal airway of a horizontal network , the relationship and difference between the path integral of the convection item contained in the movement equation and the pressure increase induced by cooling of fume were discussed 为加深对水平网络中非角联旁侧支路风流逆转机理的认识,对运动方程中对流项的沿程积分与冷抽力的联系与区别进行了讨论。 |
| 10. | The discretization process is deduced in detail , and the final iteration formula is given . in the discretization equations , higher order upwind differencing scheme is introduced into the calculation of the convection flux , whereas as for diffusion term , a central differencing scheme is taken into account 文中就具体离散过程进行了推导,给出了最终的迭代公式,其中,对微分方程的离散采用显式格式、对流项采用高阶迎风差分格式、扩散项应用中心差分格式。 |