Existence Theory for Generalized Newtonian Fluids

Existence Theory for Generalized Newtonian Fluids PDF Author: Dominic Breit
Publisher: Academic Press
ISBN: 0128110457
Category : Mathematics
Languages : en
Pages : 288

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Book Description
Existence Theory for Generalized Newtonian Fluids provides a rigorous mathematical treatment of the existence of weak solutions to generalized Navier-Stokes equations modeling Non-Newtonian fluid flows. The book presents classical results, developments over the last 50 years of research, and recent results with proofs. - Provides the state-of-the-art of the mathematical theory of Generalized Newtonian fluids - Combines elliptic, parabolic and stochastic problems within existence theory under one umbrella - Focuses on the construction of the solenoidal Lipschitz truncation, thus enabling readers to apply it to mathematical research - Approaches stochastic PDEs with a perspective uniquely suitable for analysis, providing an introduction to Galerkin method for SPDEs and tools for compactness

Existence Theory for Generalized Newtonian Fluids

Existence Theory for Generalized Newtonian Fluids PDF Author: Dominic Breit
Publisher: Academic Press
ISBN: 0128110457
Category : Mathematics
Languages : en
Pages : 288

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Book Description
Existence Theory for Generalized Newtonian Fluids provides a rigorous mathematical treatment of the existence of weak solutions to generalized Navier-Stokes equations modeling Non-Newtonian fluid flows. The book presents classical results, developments over the last 50 years of research, and recent results with proofs. - Provides the state-of-the-art of the mathematical theory of Generalized Newtonian fluids - Combines elliptic, parabolic and stochastic problems within existence theory under one umbrella - Focuses on the construction of the solenoidal Lipschitz truncation, thus enabling readers to apply it to mathematical research - Approaches stochastic PDEs with a perspective uniquely suitable for analysis, providing an introduction to Galerkin method for SPDEs and tools for compactness

Variational Methods for Problems from Plasticity Theory and for Generalized Newtonian Fluids

Variational Methods for Problems from Plasticity Theory and for Generalized Newtonian Fluids PDF Author: Martin Fuchs
Publisher: Springer
ISBN: 3540444424
Category : Mathematics
Languages : en
Pages : 276

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Book Description
Variational methods are applied to prove the existence of weak solutions for boundary value problems from the deformation theory of plasticity as well as for the slow, steady state flow of generalized Newtonian fluids including the Bingham and Prandtl-Eyring model. For perfect plasticity the role of the stress tensor is emphasized by studying the dual variational problem in appropriate function spaces. The main results describe the analytic properties of weak solutions, e.g. differentiability of velocity fields and continuity of stresses. The monograph addresses researchers and graduate students interested in applications of variational and PDE methods in the mechanics of solids and fluids.

Recent Advances in Partial Differential Equations and Applications

Recent Advances in Partial Differential Equations and Applications PDF Author: Vicenţiu D. Rădulescu
Publisher: American Mathematical Soc.
ISBN: 1470415216
Category : Mathematics
Languages : en
Pages : 418

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Book Description
This volume contains the proceedings of the International Conference on Recent Advances in PDEs and Applications, in honor of Hugo Beirão da Veiga's 70th birthday, held from February 17–21, 2014, in Levico Terme, Italy. The conference brought together leading experts and researchers in nonlinear partial differential equations to promote research and to stimulate interactions among the participants. The workshop program testified to the wide-ranging influence of Hugo Beirão da Veiga on the field of partial differential equations, in particular those related to fluid dynamics. In his own work, da Veiga has been a seminal influence in many important areas: Navier-Stokes equations, Stokes systems, non-Newtonian fluids, Euler equations, regularity of solutions, perturbation theory, vorticity phenomena, and nonlinear potential theory, as well as various degenerate or singular models in mathematical physics. This same breadth is reflected in the mathematical papers included in this volume.

New Trends and Results in Mathematical Description of Fluid Flows

New Trends and Results in Mathematical Description of Fluid Flows PDF Author: Miroslav Bulíček
Publisher: Springer
ISBN: 331994343X
Category : Mathematics
Languages : en
Pages : 190

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Book Description
The book presents recent results and new trends in the theory of fluid mechanics. Each of the four chapters focuses on a different problem in fluid flow accompanied by an overview of available older results. The chapters are extended lecture notes from the ESSAM school "Mathematical Aspects of Fluid Flows" held in Kácov (Czech Republic) in May/June 2017. The lectures were presented by Dominic Breit (Heriot-Watt University Edinburgh), Yann Brenier (École Polytechnique, Palaiseau), Pierre-Emmanuel Jabin (University of Maryland) and Christian Rohde (Universität Stuttgart), and cover various aspects of mathematical fluid mechanics – from Euler equations, compressible Navier-Stokes equations and stochastic equations in fluid mechanics to equations describing two-phase flow; from the modeling and mathematical analysis of equations to numerical methods. Although the chapters feature relatively recent results, they are presented in a form accessible to PhD students in the field of mathematical fluid mechanics.

Rheology and Non-Newtonian Fluids

Rheology and Non-Newtonian Fluids PDF Author: Fridtjov Irgens
Publisher: Springer Science & Business Media
ISBN: 3319010530
Category : Technology & Engineering
Languages : en
Pages : 192

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Book Description
This book gives a brief but thorough introduction to the fascinating subject of non-Newtonian fluids, their behavior and mechanical properties. After a brief introduction of what characterizes non-Newtonian fluids in Chapter 1 some phenomena characteristic of non-Newtonian fluids are presented in Chapter 2. The basic equations in fluid mechanics are discussed in Chapter 3. Deformation kinematics, the kinematics of shear flows, viscometric flows, and extensional flows are the topics in Chapter 4. Material functions characterizing the behavior of fluids in special flows are defined in Chapter 5. Generalized Newtonian fluids are the most common types of non-Newtonian fluids and are the subject in Chapter 6. Some linearly viscoelastic fluid models are presented in Chapter 7. In Chapter 8 the concept of tensors is utilized and advanced fluid models are introduced. The book is concluded with a variety of 26 problems. Solutions to the problems are ready for instructors

Pseudo-Monotone Operator Theory for Unsteady Problems with Variable Exponents

Pseudo-Monotone Operator Theory for Unsteady Problems with Variable Exponents PDF Author: Alex Kaltenbach
Publisher: Springer Nature
ISBN: 3031296702
Category : Mathematics
Languages : en
Pages : 364

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Book Description
This book provides a comprehensive analysis of the existence of weak solutions of unsteady problems with variable exponents. The central motivation is the weak solvability of the unsteady p(.,.)-Navier–Stokes equations describing the motion of an incompressible electro-rheological fluid. Due to the variable dependence of the power-law index p(.,.) in this system, the classical weak existence analysis based on the pseudo-monotone operator theory in the framework of Bochner–Lebesgue spaces is not applicable. As a substitute for Bochner–Lebesgue spaces, variable Bochner–Lebesgue spaces are introduced and analyzed. In the mathematical framework of this substitute, the theory of pseudo-monotone operators is extended to unsteady problems with variable exponents, leading to the weak solvability of the unsteady p(.,.)-Navier–Stokes equations under general assumptions. Aimed primarily at graduate readers, the book develops the material step-by-step, starting with the basics of PDE theory and non-linear functional analysis. The concise introductions at the beginning of each chapter, together with illustrative examples, graphics, detailed derivations of all results and a short summary of the functional analytic prerequisites, will ease newcomers into the subject.

Three-Dimensional Navier-Stokes Equations for Turbulence

Three-Dimensional Navier-Stokes Equations for Turbulence PDF Author: Luigi C. Berselli
Publisher: Academic Press
ISBN: 0128219459
Category : Technology & Engineering
Languages : en
Pages : 330

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Book Description
Three-Dimensional Navier-Stokes Equations for Turbulence provides a rigorous but still accessible account of research into local and global energy dissipation, with particular emphasis on turbulence modeling. The mathematical detail is combined with coverage of physical terms such as energy balance and turbulence to make sure the reader is always in touch with the physical context. All important recent advancements in the analysis of the equations, such as rigorous bounds on structure functions and energy transfer rates in weak solutions, are addressed, and connections are made to numerical methods with many practical applications. The book is written to make this subject accessible to a range of readers, carefully tackling interdisciplinary topics where the combination of theory, numerics, and modeling can be a challenge. - Includes a comprehensive survey of modern reduced-order models, including ones for data assimilation - Includes a self-contained coverage of mathematical analysis of fluid flows, which will act as an ideal introduction to the book for readers without mathematical backgrounds - Presents methods and techniques in a practical way so they can be rapidly applied to the reader's own work

Weak and Measure-Valued Solutions to Evolutionary PDEs

Weak and Measure-Valued Solutions to Evolutionary PDEs PDF Author: J. Malek
Publisher: CRC Press
ISBN: 1000723127
Category : Mathematics
Languages : en
Pages : 334

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Book Description
This book provides a concise treatment of the theory of nonlinear evolutionary partial differential equations. It provides a rigorous analysis of non-Newtonian fluids, and outlines its results for applications in physics, biology, and mechanical engineering.

Topics in Mathematical Fluid Mechanics

Topics in Mathematical Fluid Mechanics PDF Author: Peter Constantin
Publisher: Springer
ISBN: 3642362974
Category : Mathematics
Languages : en
Pages : 323

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Book Description
This volume brings together five contributions to mathematical fluid mechanics, a classical but still very active research field which overlaps with physics and engineering. The contributions cover not only the classical Navier-Stokes equations for an incompressible Newtonian fluid, but also generalized Newtonian fluids, fluids interacting with particles and with solids, and stochastic models. The questions addressed in the lectures range from the basic problems of existence of weak and more regular solutions, the local regularity theory and analysis of potential singularities, qualitative and quantitative results about the behavior in special cases, asymptotic behavior, statistical properties and ergodicity.

Nonlinear Elliptic and Parabolic Problems

Nonlinear Elliptic and Parabolic Problems PDF Author: Michel Chipot
Publisher: Springer Science & Business Media
ISBN: 9783764372668
Category : Mathematics
Languages : en
Pages : 556

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Book Description
The present volume is dedicated to celebrate the work of the renowned mathematician Herbert Amann, who had a significant and decisive influence in shaping Nonlinear Analysis. Most articles published in this book, which consists of 32 articles in total, written by highly distinguished researchers, are in one way or another related to the scientific works of Herbert Amann. The contributions cover a wide range of nonlinear elliptic and parabolic equations with applications to natural sciences and engineering. Special topics are fluid dynamics, reaction-diffusion systems, bifurcation theory, maximal regularity, evolution equations, and the theory of function spaces.