00735nam2 22002291i 450 990007808570403321000780857FED01000780857(Aleph)000780857FED0100078085720030801d--------km-y0itay50------baNote sulle tecniche di attuazione dei diritti di credito nei processi di espropriazione forzata pp.137-162001000776926Costantino,Giorgio70036ITUNINARICAUNIMARCBK990007808570403321DDCPNote sulle tecniche di attuazione dei diritti di credito nei processi di espropriazione forzata pp.137-162662246UNINAGEN0100784nam0-22002891i-450-99000302488040332120101123180847.00-8039-0654-4000302488FED01000302488(Aleph)000302488FED0100030248820030910d1976----km-y0itaa50------baengUSCausal modelingHerbert B. AsherBeverly Hills ; LondonSAGE197680 p.ill.22 cmQuantitative applications in the social sciences3Asher,Herbert B.ITUNINARICAUNIMARCBK99000302488040332110810 SAG9886/ISESSESCausal modeling467039UNINA05459nam 2200493 450 991061635750332120231110212122.03-031-09265-1(MiAaPQ)EBC7107673(Au-PeEL)EBL7107673(CKB)24995914000041(PPN)26585671X(EXLCZ)992499591400004120230302d2022 uy 0engurcnu||||||||txtrdacontentcrdamediacrrdacarrierSmall scale modeling and simulation of incompressible turbulent multi-phase flow /Stéphane Vincent, Jean-Luc Estivalèzes, and Ruben ScardovelliCham, Switzerland :Springer,[2022]©20221 online resource (314 pages)CISM International Centre for Mechanical Sciences ;v.607Print version: Vincent, Stéphane Small Scale Modeling and Simulation of Incompressible Turbulent Multi-Phase Flow Cham : Springer International Publishing AG,c2022 9783031092633 Includes bibliographical references.Intro -- Acknowledgements -- Collaborators -- Technical Aspects -- Financial Support -- Contents -- 1 Introduction and Motivations -- 1.1 Governing Equations for DNS of Multiphase Flows -- 1.1.1 Mass Conservation -- 1.1.2 Momentum Conservation -- 1.1.3 Fluid Assumptions -- 1.2 Interface and Jump Conditions -- 1.2.1 Surface Tension -- 1.2.2 Viscosity -- 1.3 The Final Model -- 2 DNS of Resolved Scale Interfacial and Free Surface Flows with Fictitious Domains -- 2.1 One-Fluid Model -- 2.2 General Discretization and Solvers -- 2.2.1 Pressure-Velocity Coupling and Solvers -- 2.2.2 Jump Conditions -- 2.2.3 Boundary Conditions -- 2.2.4 Poisson Pressure Solver -- 2.3 Methods for Handling Interfaces -- 2.3.1 Interface Tracking Methods -- 2.3.2 Front-Capturing (Implicit Interface) -- 2.3.3 SPH Methods -- 2.4 Capillary Effects and Jump Conditions at Interface -- 2.4.1 Ghost Fluid -- 2.4.2 Continuum Surface Force -- 2.5 Validations of Interface Tracking and Fictitious Domains -- 2.5.1 Comparison of Interface Tracking Methods -- 2.5.2 Density and Viscosity Averages -- 2.5.3 Capillary Forces -- 3 Interface Tracking -- 3.1 VOF -- 3.1.1 Introduction to VOF Methods -- 3.1.2 Initialization of the Color Function C -- 3.1.3 A Library to Initialize the Volume Fraction Field -- 3.1.4 Algebraic Methods for the Advection of the Color Function -- 3.1.5 Simple Geometric Methods for the Advection of the Color Function -- 3.1.6 VOF-PLIC Methods: Interface Reconstruction -- 3.1.7 VOF-PLIC Methods: Interface Advection -- 3.2 Level Set -- 3.2.1 Level Set Definition -- 3.2.2 Numerical Method -- 3.2.3 Coupled Level-Set Volume of Fluid -- 3.2.4 Advection of the Level-Set Function and the Volume Fraction -- 3.3 Front Tracking -- 4 Adaptive Mesh Refinement -- 4.1 Introduction -- 4.2 AMR -- 4.3 Poisson Solver -- 4.4 Numerical Results.5 Numerical Treatment of Constraints with Fictitious Domains -- 5.1 Augmented Lagrangian Methods -- 5.2 Penalty Methods -- 5.3 Remarks on Time Splitting Approaches -- 5.4 Validation of Penalty Techniques -- 6 Compressible (Low-Mach) Two-Phase Flows -- 6.1 Mass Conservation -- 6.2 Momentum Conservation -- 6.3 Energy Conservation -- 6.4 Comparison with Classical ``Low Mach Number'' Model -- 6.5 Synthesis of Models -- 6.6 Validation of Isothermal Compressible One-Fluid Model -- 7 Large Eddy Simulation of Resolved Scale Interfacial Flows -- 7.1 Filtering 1-Fluid Navier-Stokes Equations-Continuous Media Framework -- 7.2 Filtering Discrete Mechanics Equations -- 7.3 Structural LES and Approximate Deconvolution Models (ADM) -- 7.4 LES of Multiphase Flows -- 8 DNS of Particulate Flows -- 8.1 Fictitious Domain and Penalty Approaches -- 8.1.1 Physical Characteristics of the Equivalent Fluid -- 8.1.2 Eulerian-Lagrangian VOF Method for Particle Tracking -- 8.1.3 Numerical Modeling of Particle Interaction -- 8.1.4 Parallel Implementation -- 8.1.5 Sum up of the Implemented Eulerian-Lagrangian Algorithm -- 8.2 Validations -- 8.2.1 Monodispersed Arrangements of Spheres -- 8.2.2 Bidisperse Arrangements of Spheres -- 8.2.3 Fluidized Beds -- 8.2.4 Interaction Between Particles and Turbulence -- 9 Multiscale Euler-Lagrange Coupling -- 9.1 Introduction -- 9.2 Governing Equations -- 9.3 Resolved Liquid Structures-Eulerian Modelling -- 9.3.1 Interface Tracking -- 9.3.2 Temporal Integration -- 9.3.3 Adaptive Mesh Refinement -- 9.4 Multi-scale Approach -- 9.4.1 Treatment of Medium Structures -- 9.4.2 Small Droplets -- 9.5 Results and Validation -- 9.5.1 Drop in a Uniform Flow -- 9.5.2 Drop-Free Surface Collision -- 9.5.3 Assisted Atomization of a Liquid Sheet -- 10 Applications and Perspectives -- Appendix Bibliography.CISM International Centre for Mechanical Sciences Multiphase flowMathematical modelsTurbulenceMathematical modelsMultiphase flowMathematical models.TurbulenceMathematical models.620.1064Vincent Stéphane1262192Estivalèzes Jean-LucScardovelli RubenMiAaPQMiAaPQMiAaPQBOOK9910616357503321Small Scale Modeling and Simulation of Incompressible Turbulent Multi-Phase Flow2950074UNINA