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采用直接数值模拟方法研究了不同流变性质的表面活性剂湍流减阻流动的规律.数值计算方法为有限差分法,时间项采用Adams-Bashforth格式,空间项采用二阶有界格式.讨论了粘弹性能与减阻率的关系.

参考文献

[1] Yu B;Kawaguchi Y .Direct Numerical Simulation of Viscoelastic Drag-Reducing Flow:a Faithful Finite Difference Method[J].Journal of Non-Newtonian Fluid Mechanics,2004,116(2-3):431-466.
[2] Giesekus H .A Simple Constitutive Equation for Polymer Fluids Based on the Concept of Deformation Dependent Tensorial Mobility[J].Journal of Non-Newtonian Fluid Mechanics,1982,11(01):69-109.
[3] Bo Yu;Fengchen Li;Yasuo Kawaguchi .Numerical and experimental investigation of turbulent characteristics in a drag-reducing flow with surfactant additives[J].International journal of heat and fluid flow,2004(6):961-974.
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