双级轴流泵可用作船舶的推进装置,具有推进效率高、抗空化能力强、工作平稳、噪声低等优点.采用标准k-ε紊流模型和SIMPLEC算法,对双级轴流泵内360°全流道的三维紊动流场的速度和压力分布进行数值模拟计算,并对装置的性能进行预估.计算结果与试验数据的比较表明:所采用的紊流模型和数值方法可用来描述实际流动现象.
参考文献
| [1] | Latiner B K;Pollard A .Comparison of Pressure velocity Coupling Solution Algorithm[J].Numerical Heat Transfer,1985,8:635-650. |
| [2] | Koplik J;Baanavar J R .Continuum Deductions From Molecular Hydrodynamics[J].Annual Review of Fluid Mechanics,1995,27:257-292. |
| [3] | Wu Y L;Guilbaud M.Three-Dimensional Turbulent Flow Calculation Through a Hydraulic Turbine Runner at Design and Off-Designoperating Conditions[A].北京,1996:375-382. |
| [4] | 吴玉林;韩海;曹树良 .水轮机转轮内三维紊流计算及效率预估[J].工程热物理学报,1996,17(03):313-316. |
| [5] | Thompson P A;Troian S M .A General Boundary Condition for Liquid Flow at Solid Surface[J].Nature,1997,389(25):360-362. |
| [6] | M.C.Sharatchandra;Mihir Sen;Mohamed Gad-el-Hak .Navier-stokes simulations of a novel viscous pump[J].Journal of Fluids Engineering: Transactions of the ASME,1997(2):372-382. |
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%