聚合物湍流减阻流动的直接数值模拟研究

工程热物理学报 , 2008, 29(4): 617-620.

聚合物湍流减阻流动的直接数值模拟研究

王艺 ^1, , 达鑫 ^2, , 宇波 ^3, , 魏进家 ^4, , 李凤臣 ^5,

1.中国石油大学石油天然气工程学院,城市油气输配技术北京市重点实验室,北京,102249

2.中国石油大学石油天然气工程学院,城市油气输配技术北京市重点实验室,北京,102249

3.中国石油大学石油天然气工程学院,城市油气输配技术北京市重点实验室,北京,102249

4.西安交通大学能源与动力工程学院,陕西,西安,710049

5.哈尔滨工业大学能源科学与工程学院,黑龙江,哈尔滨,150001

基金项目: 教育部科学技术研究重点项目(106034) 国家自然科学基金(50506017) 教育部高等学校博士学科点专项科研基金(20050425006)

关键词：珠簧哑铃模型 , 直接数值模拟 , 减阻 , 槽道湍流

DIRECT NUMERICAL SIMULATION ON DRAG REDUCING FLOW BY POLYMER ADDITIVES

采用离散弹性元素.珠簧哑铃模型方程模拟了聚合物减阻流动.模拟出了高分子聚合物浓度的空间分布.得到了减阻率与粘弹性应力,雷诺应力等的定量关系.分析了聚合物湍流结构和离散弹性元素模型中弹性系数的关系.

参考文献

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聚合物湍流减阻流动的直接数值模拟研究

DIRECT NUMERICAL SIMULATION ON DRAG REDUCING FLOW BY POLYMER ADDITIVES

参考文献