Rheology in Polymer Processing

Name: Rheology in Polymer Processing | Modeling and Simulation
Brand: Hanser Publications
Price: 139.99 EUR
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Modeling and Simulation

Krzysztof Wilczynski(Autor*in)

Hanser Publications (Verlag)

1. Auflage

Erschienen am 7. Dezember 2020

392 Seiten

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978-1-56990-661-3 (ISBN)

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Inhalt

Intro
Preface
Contents
1 Rheology
1.1 Fundamentals of Continuum Mechanics
1.1.1 Stress
1.1.2 Rate of Strain
1.1.3 The Conservation Laws
1.1.3.1 Conservation of Mass
1.1.3.2 Conservation of Momentum
1.1.3.3 Conservation of Energy
1.1.4 Constitutive Equations
1.1.5 The Basic Problem of Fluid Mechanics
1.2 Viscosity
1.2.1 The Concept of Viscosity
1.2.2 Newtonian and Non-Newtonian Fluids
1.2.3 Viscosity of Polymers
1.2.3.1 Effect of Temperature on Viscosity
1.2.3.2 Effect of Pressure on Viscosity
1.2.3.3 Effect of Molecular Weight on Viscosity
1.2.3.4 Effect of Time of Deformation on Viscosity
1.2.3.5 Effect of Crosslinking on Viscosity
1.2.4 Rheological Models of Viscous Fluids
1.2.4.1 Newtonian Fluid
1.2.4.2 Generalized Newtonian Fluids
1.2.5 Multiphase Systems of Polymers
1.3 Viscoelasticity
1.3.1 The Concept of Viscoelasticity
1.3.2 Characteristic Phenomena of Viscoelasticity
1.3.3 Linear Viscoelasticity
1.3.3.1 The Concept of Linear Viscoelasticity
1.3.3.2 Mechanical Rheological Models
1.3.3.3 Time Effects of Viscoelasticity
1.3.3.4 The General Differential Model of Linear Viscoelasticity
1.3.4 Nonlinear Viscoelasticity
1.3.4.1 The Concept of Nonlinear Viscoelasticity
1.3.4.2 Normal Stress Differences
1.3.4.3 Normal Stress Effects
1.3.5 Rheological Models of Viscoelastic Liquids
1.3.5.1 The Rivlin-Ericksen Model of Second Order
1.3.5.2 The Criminale-Ericksen-Filbey Model
1.3.5.3 The Maxwell Convective Model
1.3.5.4 The White-Metzner Model
2 Rheometry
2.1 The Concept of Rheometry
2.2 Classification of Rheometric Methods
2.3 Single-Point Methods
2.3.1 Melt Flow Index
2.3.2 The Single-Point Method of Determination of Viscosity Curve
2.4 Capillary Rheometers
2.4.1 Principle of Operation
2.4.2 Theoretical Basics
2.4.3 Errors of Capillary Rheometry
2.4.4 Determination of Viscosity
2.4.5 Determination of Extensional Viscosity
2.4.6 Determination of Normal Stresses
2.5 Cone-Plate Rheometers
2.5.1 Principle of Operation
2.5.2 Theoretical Basics
2.6 Extensional Rheometers
2.6.1 Principle of Operation
2.6.2 Theoretical Basics
3 Polymer Processing
3.1 Extrusion
3.1.1 Introduction
3.1.2 Single Screw Extrusion
3.1.3 Twin Screw Extrusion
3.1.3.1 Co-Rotating Twin Screw Extrusion
3.1.3.2 Counter-Rotating Twin Screw Extrusion
3.1.4 Extrusion Dies
3.2 Injection Molding
3.2.1 Introduction
3.2.2 Injection Molding Process
3.2.3 Injection Molds
3.2.4 Special Injection Molding Processes
3.3 Blow Molding
3.3.1 Introduction
3.3.2 Film Blowing
3.3.3 Extrusion Blow Molding
3.3.4 Injection Blow Molding
3.4 Thermoforming
3.4.1 Introduction
3.4.2 Negative Thermoforming
3.4.3 Positive Thermoforming
3.5 Calendering
3.6 Compression Molding
4 Process Modeling
4.1 Introduction
4.2 Simple Flows
4.2.1 Pressure Flows
4.2.1.1 Flow between Parallel Plates
4.2.1.2 Flow through a Circular Tube
4.2.1.3 Flow through a Tapered Channel
4.2.1.4 Flow through a Cone
4.2.1.5 Flow through an Annulus
4.2.1.6 Disk Flow
4.2.1.7 Hele-Shaw Flow
4.2.2 Drag Flows
4.2.2.1 Isothermal Flow between Parallel Plates
4.2.2.2 Non-Isothermal Flow between Parallel Plates
4.2.3 Pressure-Drag Flow between Parallel Plates
4.3 Numerical Methods
4.3.1 Introduction
4.3.2 Finite Difference Method
4.3.2.1 Basic Formulations
4.3.2.2 Example of Computations
5 Modeling of Extrusion
5.1 Introduction
5.2 Single Screw Extrusion
5.2.1 Physical Model of Extrusion
5.2.2 Basic Assumptions of Extrusion Theory
5.2.3 Solid Conveying
5.2.3.1 Solid Conveying Mechanism
5.2.3.2 Flow Rate
5.2.3.3 Pressure Development
5.2.4 Plasticating
5.2.4.1 Pre-Melting
5.2.4.2 Melting
5.2.5 Melt Conveying in Conventional Screws
5.2.5.1 Classification of Models
5.2.5.2 Newtonian Model
5.2.5.3 Non-Newtonian Model
5.2.6 Melt Conveying in Non-Conventional Screws
5.2.6.1 Dispersive Mixing Elements
5.2.6.2 Distributive Mixing Elements
5.2.7 Characteristics of Extruder Operation
5.3 Extrusion Dies
5.3.1 Classification of Dies
5.3.2 Methodology of Modeling
5.3.2.1 General Assumptions
5.3.2.2 Newtonian Model
5.3.2.3 Non-Newtonian Model
5.3.2.4 The Concept of Representative Viscosity
5.3.3 Circular Dies
5.3.4 Slit Dies
5.3.5 Annular Dies
5.3.5.1 Center Fed Mandrel Dies
5.3.5.2 Side Fed Mandrel Dies
5.3.6 Profile Dies
5.3.6.1 Computation by Cross-Section Division
5.3.6.2 Computation by Shape Correction
5.4 Global Modeling
6 Computer Modeling for Polymer Processing
6.1 Overview of Computer Modeling Software
6.2 CFD Modeling
Co-authored by Adrian Lewandowski
6.2.1 ANSYS Polyflow - Program Overview
6.2.2 Modeling Procedure
6.2.3 Examples of Modeling
6.2.3.1 Pressure Flow
6.2.3.2 Extrudate Swell
6.2.3.3 Extrudate Swell Inverse Problem
6.2.3.4 Single Screw Extrusion
6.2.3.5 Co-Rotating Twin Screw Extrusion
6.2.3.6 Counter-Rotating Twin Screw Extrusion
6.3 Injection Molding
Co-authored by Krzysztof J. Wilczynski
6.3.1 Autodesk Moldflow - Program Overview
6.3.2 Modeling Procedure
6.3.3 Examples of Modeling
6.3.3.1 Gate Location
6.3.3.2 Filling Analysis
6.3.3.3 Flow Balancing
6.3.3.4 Melt Flipper
6.4 Extrusion
Co-authored by Andrzej Nastaj
6.4.1 MULTI-SCREW System - Program Overview
6.4.2 Modeling Procedure
6.4.3 Examples of Modeling
6.4.3.1 Single Screw Extrusion
6.4.3.2 Twin Screw Extrusion
Index

Rheology
Rheometry
Modeling
Extrusion
Computer Modeling for Polymer Processing

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