dorsal/arxiv
View SchemaVariational bounds on the energy dissipation rate in body-forced shear flow
| Authors | Nikola P. Petrov, Lu Lu, Charles R. Doering |
|---|---|
| Categories | |
| ArXiv ID | physics/0409041 |
| URL | https://arxiv.org/abs/physics/0409041 |
| DOI | 10.1080/14685240500228262 |
Abstract
A new variational problem for upper bounds on the rate of energy dissipation in body-forced shear flows is formulated by including a balance parameter in the derivation from the Navier-Stokes equations. The resulting min-max problem is investigated computationally, producing new estimates that quantitatively improve previously obtained rigorous bounds. The results are compared with data from direct numerical simulations.
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"abstract": "A new variational problem for upper bounds on the rate of energy dissipation\nin body-forced shear flows is formulated by including a balance parameter in\nthe derivation from the Navier-Stokes equations. The resulting min-max problem\nis investigated computationally, producing new estimates that quantitatively\nimprove previously obtained rigorous bounds. The results are compared with data\nfrom direct numerical simulations.",
"arxiv_id": "physics/0409041",
"authors": [
"Nikola P. Petrov",
"Lu Lu",
"Charles R. Doering"
],
"categories": [
"physics.flu-dyn"
],
"doi": "10.1080/14685240500228262",
"title": "Variational bounds on the energy dissipation rate in body-forced shear flow",
"url": "https://arxiv.org/abs/physics/0409041"
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