DEAL算法与其它三个被广泛使用的算法(SIMPLER、SIMPLEC和PISO)进行了比较.通过分析比较得出IDEAL算法在收敛性和健壮性上均优于SIMPLER、SIMPLEC和PISO算法.在这2个算例中IDEAL算法几乎可以在任意的松弛因子下获得收敛的解,并且IDEAL算法所需最短计算时间较SIMPLER算法减少12.9%～52.6%;较SIMPLEC算法减少48.3%～79.1%;较PISO算法减少10.7%～46.5%.
参考文献
| [1] | Patankar S V;Spalding B .A Calculation Procedure for Heat Mass and Momentum Transfer in Three Dimensional Parabolic Flows[J].International Journal of Heat and Mass Transfer,1972,15:1787-1806. |
| [2] | Patankar S V .A Calculation Procedure for TwoDimensional Elliptic Situations[J].Numerical Heat Transfer,1981,4:409-425. |
| [3] | Van Doormeal J P;Raithby G D .Enhancements of the SIMPLE Method for Predicting Incompressible Fluid Flows[J].Numerical Heat Transfer,1984,7:147-163. |
| [4] | Issa R I .Solution of Implicitly Discretized Fluid Flow Equation by Operator-Splitting[J].Journal of Computational Physics,1985,62:40-65. |
| [5] | Tao WQ;Qu ZG;He YL .A novel segregated algorithm for incompressible fluid flow and heat transfer problems - Clear (coupled and linked equations algorithm revised) part I: Mathematical formulation and solution procedure[J].Numerical Heat Transfer, Part B. Fundamentals: An International Journal of Computation and Methodology,2004(1):1-17. |
| [6] | Tao W Q.Numerical Heat Transfer[M].西安:西安交通大学出版社,2001 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%