Well-posedness for a class of non-Newtonian fluids with general growth conditions

Piotr Gwiazda; Agnieszka Świerczewska-Gwiazda; Aneta Wróblewska; Andrzej Warzyński

Banach Center Publications (2009)

  • Volume: 86, Issue: 1, page 115-128
  • ISSN: 0137-6934

Abstract

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The paper concerns uniqueness of weak solutions to non-Newtonian fluids with nonstandard growth conditions for the Cauchy stress tensor. We recall the results on existence of weak solutions and additionally provide the proof of existence of measure-valued solutions. Motivated by the fluids of strongly inhomogeneous behaviour and having the property of rapid shear thickening we observe that the described situation cannot be captured by power-law-type rheology. We describe the growth conditions with the help of general x-dependent convex functions. This formulation yields the existence of solutions in generalized Orlicz spaces. These considerations are motivated by e.g. electrorheological fluids, magnetorheological fluids, and shear thickening fluids.

How to cite

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Piotr Gwiazda, et al. "Well-posedness for a class of non-Newtonian fluids with general growth conditions." Banach Center Publications 86.1 (2009): 115-128. <http://eudml.org/doc/282218>.

@article{PiotrGwiazda2009,
abstract = {The paper concerns uniqueness of weak solutions to non-Newtonian fluids with nonstandard growth conditions for the Cauchy stress tensor. We recall the results on existence of weak solutions and additionally provide the proof of existence of measure-valued solutions. Motivated by the fluids of strongly inhomogeneous behaviour and having the property of rapid shear thickening we observe that the described situation cannot be captured by power-law-type rheology. We describe the growth conditions with the help of general x-dependent convex functions. This formulation yields the existence of solutions in generalized Orlicz spaces. These considerations are motivated by e.g. electrorheological fluids, magnetorheological fluids, and shear thickening fluids.},
author = {Piotr Gwiazda, Agnieszka Świerczewska-Gwiazda, Aneta Wróblewska, Andrzej Warzyński},
journal = {Banach Center Publications},
keywords = {measure-valued solutions, Orlicz spaces; electrorheological fluids; magnetorheological fluids; shear thickening fluids},
language = {eng},
number = {1},
pages = {115-128},
title = {Well-posedness for a class of non-Newtonian fluids with general growth conditions},
url = {http://eudml.org/doc/282218},
volume = {86},
year = {2009},
}

TY - JOUR
AU - Piotr Gwiazda
AU - Agnieszka Świerczewska-Gwiazda
AU - Aneta Wróblewska
AU - Andrzej Warzyński
TI - Well-posedness for a class of non-Newtonian fluids with general growth conditions
JO - Banach Center Publications
PY - 2009
VL - 86
IS - 1
SP - 115
EP - 128
AB - The paper concerns uniqueness of weak solutions to non-Newtonian fluids with nonstandard growth conditions for the Cauchy stress tensor. We recall the results on existence of weak solutions and additionally provide the proof of existence of measure-valued solutions. Motivated by the fluids of strongly inhomogeneous behaviour and having the property of rapid shear thickening we observe that the described situation cannot be captured by power-law-type rheology. We describe the growth conditions with the help of general x-dependent convex functions. This formulation yields the existence of solutions in generalized Orlicz spaces. These considerations are motivated by e.g. electrorheological fluids, magnetorheological fluids, and shear thickening fluids.
LA - eng
KW - measure-valued solutions, Orlicz spaces; electrorheological fluids; magnetorheological fluids; shear thickening fluids
UR - http://eudml.org/doc/282218
ER -

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