中文

Oldroyd-B 流体的渐近行为接近牛顿流体

偏微分方程分析 2026-03-30 v2

摘要

考虑一种类牛顿流体Oldroyd-B类型。我们证明了其应力张量τ\tau与牛顿位移张量D(u)D(u)以相同的速率衰减,而弹性部分ε=τ2ωD(u)\varepsilon=\tau-2\omega D(u)衰减得更快。因此,对于大时间,类牛顿流体的应力张量表现出接近牛顿行为。

关键词

引用

@article{arxiv.2603.04700,
  title  = {The Asymptotic Behaviour of Oldroyd-B Fluids is Almost Newtonian},
  author = {Matthias Hieber and Thieu Huy Nguyen and César J. Niche and Cilon F. Perusato},
  journal= {arXiv preprint arXiv:2603.04700},
  year   = {2026}
}

备注

Updated version with corrections and additions regarding references [16] and [17]