Cover
Half Title
Advanced Composites Series: Volume 11
Also of interest
Polymers and Composites Manufacturing
Copyright
Preface
Contents
List of Contributors
Editorsโ Biography
Section I: Composite and Mold Design
1. Design, optimization and manufacturing of monocomposite carbon/epoxy leaf spring having varying cross sections
Abstract
1.1 Introduction
1.2 Literature survey
1.3 Design and development of composite leaf spring
1.3.1 Problem statement
1.3.2 Objectives
1.3.3 Finite element analysis of steel leaf spring
1.3.3.1 Modeling of steel leaf spring
1.3.3.2 Boundary conditions
1.3.3.3 Finite element analysis
1.3.4 Design of composite leaf spring
1.3.4.1 Material selection
1.3.4.2 Layup selection
1.3.5 Optimization of composite leaf spring โ varying cross sections
1.3.5.1 Modeling of composite leaf spring with varying cross sections
1.3.5.2 Boundary conditions
1.3.5.3 Finite element analysis
1.3.5.4 Design variables, objectives and constraints
1.3.5.5 Optimization
1.3.5.6 Results
1.4 Manufacturing of optimized leaf spring
1.4.1 Mold manufacturing
1.4.2 Preparation for molding
1.4.3 Hand layup procedure
1.4.4 Post molding process
1.4.5 Eye joints
1.5 Experimental validation
1.5.1 Experimental setup
1.5.2 Experimental results
1.5.3 Concluding remarks and scope for the future work
References
2. Effect of mold design on the fiber orientation in the case of injection molding: experiment and simulation
Abstracr
2.1 Introduction
2.2 Fiber orientation in the case of injection molding
2.2.1 Injection molding
2.2.2 Injection orientation mechanisms
2.3 Influence of the main injection parameters on the fiber orientation
2.3.1 Influence of mold and melt temperature
2.3.2 Influence of filling time and injection speed
2.4 Influence of the main material parameters on the fiber orientation
2.4.1 Influence of the matrix
2.4.2 Influence of the reinforcement
2.5 Effect of the mold design on the fiber orientation: experimental study
2.5.1 Gate position
2.5.2 Mold design
2.6 Numerical study of the fiber orientation during injection molding
2.6.1 Moldflowโs fiber orientation models
2.6.2 Reduced strain closure model
2.6.3 Anisotropic rotary diffusion model for long-fiber composites
2.7 Effect of fiber orientation on mechanical properties
2.8 Conclusion
References
Section II: Characterization and Properties
3. Characterization of an unsaturated polyester resin for liquid composite molding processes
Abstract
3.1 Introduction
3.2 Materials and experimental methods
3.3 Results and discussions
3.3.1 Resin gelation and exotherm behavior
3.3.2 Resin cure kinetics
3.3.3 Resin cure viscosity
3.4 Conclusions
References
4. Properties of oil palm lignocellulose fiber and polymer composite: two-and-a-half decade overview
Abstract
4.1 Introduction
4.2 Oil palm fiber
4.3 Oil palm fiber composites
4.4 OPFโNR blends
4.5 OPFโPP blends
4.6 OPFโPU blends
4.7 OPFโPVC blends
4.8 OPFโPE blends
4.9 OPFโPS blend
4.10 OPFโEP blends
4.11 OPFโPE blends
4.12 Conclusion
References
Section III: Simulation and Experimentation
5. Numerical simulations on the bio-based adhesive plywood house structure subjected to self-weight and wind loads
Abstract
5.1 Introduction
5.2 Preparation of soy meal adhesive
5.3 Manufacturing of plywood
5.4 Testing of plywood
5.5 Microstructural observations
5.6 Optimal plywood process parameters
5.7 Generation of stressโstrain curve
5.8 Modeling of a plywood house structure
5.9 Concluding remarks
References
6. Isothermal mold filling simulations for developing liquid composite molded parts
Abstract
6.1 Introduction
6.2 Key parameters and challenges
6.3 Scope and objectives
6.4 Isothermal mold filling simulations โ process flow model
6.5 Isothermal mold filling simulations using ANSYS
6.6 Isothermal mold filling simulations using PAM-RTM software
6.7 Isothermal mold filling simulations โ impacts
References
7. Numerical, experimental and simulation study of natural fiber-based composites on injection molding
Abstract
7.1 Introduction
7.2 Effect of injection molding process on the natural fiber-based composites
7.2.1 Distribution analysis of the fiber length after injection
7.2.2 Natural fiber dispersion and orientation in the thermoplastic matrix
7.3 Defect of injection molding on the natural fiber-based composites
7.3.1 Warpage
7.3.2 Shrinkage
7.4 Study of natural fiber-based composites on injection molding
7.4.1 Theoretical study: modeling the flow of injection molded composites reinforced with natural fibers
7.4.2 Experimental study
7.4.2.1 Influence of the final aspect ratio and concentration of fiber on the properties of the composite
7.4.2.2 Influence of the shaping process: injection molding on the properties of the composite
7.4.3 Numerical simulation study
7.5 Conclusion
References
Section IV: Optimization
8. Optimization of injection molding process parameters for minimizing volumetric shrinkage and warpage using Moldflow simulation and Taguchi analysis technique
Abstract
8.1 Introduction
8.2 Experimental details
8.2.1 Materials
8.2.2 Model part for analysis
8.2.3 Moldflow analysis
8.2.4 Design of experiments
8.2.5 Taguchi technique
8.2.6 Analysis of variance
8.2.7 Confirmation test
8.3 Results and discussions
8.3.1 Taguchi analysis
8.3.2 Analysis of variance
8.3.3 Confirmation test
8.4 Conclusions
References
9. Process overview, experimental study and Taguchi quality loss function analysis of laser transmission welding of thermoplastics
Abstract
9.1 Introduction
9.2 Process overview
9.3 Experimental study
9.4 Taguchi quality loss function analysis
9.5 Conclusion
References
Section V: Environmental Issues
10. The polyethylene pollution challenge: a review
Abstract
10.1 Introduction
10.2 Origin of polyethylene ([โCH2โCH2โ]n)
10.3 Properties of polyethylene
10.4 Types of polyethylene
10.5 The polyethylene challenge
10.6 Public health challenge
10.7 The way forward
References
Index