Advances in Materials, Mechanics and Manufacturing (eBook)

Preface 6
Contents 8
Dynamical Viscoelastic Properties of Poly(Ester-Urethane) Biomaterial for Scaffold Applications 11
Abstract 11
1 Introduction 12
2 Scaffold Elaboration and Structural Characterization 12
2.1 Scaffold Elaboration 12
2.2 Structural Characterization 12
3 Mechanical Properties 13
4 Conclusion 17
Acknowledgements 17
References 17
Study of Al 2017 Alloy Prepared by Recycling Method via Powder Metallurgy Route 19
Abstract 19
1 Introduction 19
2 Experimental Procedure and Characterization of Mechanical Properties 20
3 Results and Discussion 21
3.1 Particle Size 21
3.2 Microstructure of Sintered 2017A Alloy 23
3.3 Density 23
4 Conclusion 25
References 25
Initiation Life Prediction Method for Defective Materials 27
Abstract 27
1 Introduction 27
2 Finite Element Modeling 28
3 SWT Model’s Capability for Predicting Fatigue Life 30
4 Response Surface Methodology 32
5 Conclusion 34
Acknowledgements 34
References 34
Effects of WAAM Process Parameters on Metallurgical and Mechanical Properties of Ti-6Al-4V Deposits 36
Abstract 36
1 Introduction 36
2 Experimental Procedure 37
2.1 Description of Process 37
2.2 Characterization Techniques 37
3 Results and Discussion 38
3.1 Deposits Geometry (Shape and Size) 38
3.2 Defects and Microstructure 40
3.3 Mechanical Properties 42
4 Conclusion 44
Acknowledgements 44
References 45
Structural Characterization of Phosphate-Based Geopolymer 46
Abstract 46
1 Introduction 46
2 Materials and Experimental Methods 47
3 Results and Discussion 47
3.1 Infrared Spectroscopy (FTIR) 47
3.2 Nuclear Magnetic Resonance (NMR) 48
3.3 X-Ray Diffraction 50
3.4 Scanning Electron Microscopy 50
4 Conclusion 51
References 51
Influence of Tool-Workpiece Characteristics on Cutting Tool Dynamic Behaviour and Its Position During Straight Turning 53
Abstract 53
1 Introduction 54
2 Numerical Model 54
2.1 Global Displacement Vector 55
2.2 Matrix Global Stiffness 56
2.3 Matrix Global Mass 56
3 Numerical Results 57
3.1 Eigen Frequency Analysis 57
3.2 Modal Displacement Analysis 57
4 Conclusion 58
References 59
Comparison Between Two Numerical Methods SPH/FEM and CEL by Numerical Simulation of an Impacting Water Jet 60
Abstract 60
1 Introduction 60
2 Numerical Background 61
3 Problem Formulation and Numerical Study 62
4 Results and Comparison 65
4.1 Dynamical Process of the Impact 65
4.2 The Peak Pressure and Its Duration 66
4.3 Von Mises Stress on the Target 66
4.4 Deformation of the Target 68
5 Conclusion 69
Acknowledgements 69
References 69
Comparison of Knife Fabricated from Tool Steel by Heat Treatment and Knife Fabricated from Structural Steel by Hard Surface Welding 71
Abstract 71
1 Introduction 71
2 Fabrication of Knives from Steel X210CrW12 73
2.1 Machining 73
2.2 Heat Treatment 74
3 Fabrication of Knives by Hard Surface Welding 74
3.1 Machining 74
3.2 Hard Surface Welding 75
4 Comparison 76
5 Conclusion 80
References 80
The Effect of Heat Treatment on Photocatalytic Performance and Antibacterial Activity of TiO2 Nanoparticles Prepared by Sol-Gel Method 81
Abstract 81
1 Introduction 82
2 Materials and Methods 82
3 Results and Discussion 83
4 Conclusion 87
Acknowledgements 87
References 88
Mechanical-Probabilistic Model of Composite Patch-Repaired Aluminum Plates Under Cyclic Loading 90
Abstract 90
1 Introduction 90
2 Materials and Methods 92
3 Results 94
3.1 Fatigue Crack Growth Life 94
3.2 Probability Analysis of Composite Patch 95
3.3 Sensitivity Analysis of Output Variables 97
3.4 Dispersion Diagrams of Output and Input Variables 98
3.5 The Sensitivity the Geometric Ratio ? (Wp/Hp) on the KI 99
4 Discussion and Conclusion 102
References 102
Design and Simulation of a Low Cost Mini Solar Concentrator 104
Abstract 104
1 Introduction 104
2 Model and Simulation Method 105
3 Results of Numerical Simulation 107
3.1 Results 107
3.2 Numerical Simulation 108
3.3 Validation of the Guide 109
3.3.1 Model 109
3.3.2 Simulation 109
3.4 Validation of the Pylon 109
3.4.1 Model 109
3.4.2 Simulation 110
3.5 Interpretation of Results 110
4 Conclusion 111
References 111
Sliding Wear Properties of Palm/Glass Fiber Hybrid Reinforced Vinylester Resin 113
Abstract 113
1 Introduction 113
2 Experimental 115
2.1 Materials 115
2.1.1 Morphology Analysis 115
2.2 Hybrid Composite Processing 115
3 Specimens Characterization 118
3.1 Wear Test 118
3.2 Morphology Analysis 118
4 Results and Discussion 119
4.1 Wear Rate 119
4.2 Morphology Analysis 120
5 Conclusion 122
Acknowledgements 123
References 123
Screening of Factors Influencing Phosphate-Based Geopolymers Consolidation Time, Using Plackett-Burman Design 125
Abstract 125
1 Introduction 125
2 Materials and Methods 127
2.1 Materials and Preparation 127
2.2 Plackett-Burman Design 127
3 Results and Discussions 128
4 Conclusion 130
References 132
Effect of Droplet Initial Temperature on Substrate Melting and Its Re-solidification in Plasma Spray Process 133
Abstract 133
1 Introduction 133
2 Numerical Model 135
2.1 The Fluid Dynamics 135
2.2 Heat Transfer and Solidification 136
3 Results and Discussion 137
4 Conclusions 141
Acknowledgements 141
References 141
Shearing of Aluminium Rods for the Production of Billets for Bulk Metal Forming Operations 143
Abstract 143
1 Introduction 143
2 Objective 145
3 Experimental Methods 145
4 Results and Discussion 146
5 Conclusion 150
Acknowledgements 151
References 151
Evaluation of AW-6082 Aluminium Bar Shearing Simulation 152
Abstract 152
1 Introduction 152
2 Ductile Rupture Model 153
3 Numerical Parameters Identification 154
4 Evaluation of Aluminium Bar Shearing Simulation 156
5 Conclusion 158
References 158
An Analytical Approach for Modeling a Multibody System During Pre-design with Application to the Railway System 160
Abstract 160
1 Introduction 160
2 Description of the Mathematical Model 162
3 Application in Railway System 163
3.1 Modelica 163
3.2 Implementation into Modelica 163
4 Numerical Examples and Discussion of the Results 164
5 Conclusion 166
References 166
Comparison Between the Effect of Magnetorheological Damper Force and a System Equipped with ADRC 168
Abstract 168
1 Introduction 168
2 Intelligent Scheme of Control 169
2.1 The System’s State 170
2.2 The Extended State Observer ESO 170
2.3 The Feedback Controller 171
3 Skyhook Control 171
4 Numerical Results 172
5 Conclusion 174
References 175
Geometrically Non-linear Free Vibrations of Simply Supported Rectangular Plates Connected to Two Distributions of Rotational Springs at Two Opposite Edges 176
Abstract 176
1 Introduction 176
2 Mode Shapes of a SS Beam Connected at the Ends to Rotational Springs 178
2.1 Theoretical Formulation 178
3 Linear Vibration of SS Rectangular Plates Connected to Two Distributions of Rotational Springs at Two Opposite Edges 179
4 Nonlinear Vibration of SS Rectangular Plates Connected to Two Distributions of Rotational Springs at Two Opposite Edges 181
5 Conclusion 183
References 184
Preliminary Analysis of Temperature History When Milling Polymer Matrices for Fibre Reinforced Composites 185
Abstract 185
1 Introduction 185
2 Experimental Setup and Method 186
3 Results and Discussion 188
4 Conclusions 191
References 191
Prediction of the Ductility Limit of Magnesium AZ31B Alloy 192
Abstract 192
1 Introduction 193
2 Reduced-Order Crystal Plasticity Model 194
2.1 Twinning Mode 194
2.2 Slip Mode 195
2.3 Combined Yield Surface 196
3 M–K Localized Necking Criterion 197
4 Results and Discussions 199
5 Conclusions 202
References 202
Effect of Capacity Tightness on Performance of MOPSO Algorithm: Case of Multi-item Capacitated Lot-Sizing Problem 204
Abstract 204
1 1 Introduction 204
2 2 Problem Formulation 205
3 3 Multi-objective Particle Swarm Optimization 207
4 4 Experimental Results 208
4.1 Instances Description 208
4.2 Results and Discussion 209
5 5 Conclusion 212
References 213
Rayleigh Damping Coefficients Identification Using the Wavelet Transform on Two Stage Gear System 214
Abstract 214
1 Introduction 214
2 Current Rayleigh Damping Formulation 215
3 Proposed Calculation Method of Rayleigh Damping Coefficients 215
4 Numerical Example and Validation of the Proposed Algorithm 216
4.1 Numerical Example 216
4.2 Validation of the Proposed Method 219
4.2.1 Identification of the Damping Ratios 219
4.2.2 Identification of the Rayleigh Damping Coefficients 220
5 Conclusion 222
References 222
Optimizing Cutting Conditions in Single Pass Face Milling for Minimum Cutting Energy, Time, Cost, and Surface Roughness 224
Abstract 224
1 Introduction 224
2 Objective Functions 225
2.1 Cutting Time 225
2.2 Machining Energy 226
2.3 Surface Quality 228
2.4 Machining Cost 228
3 Constraints 228
3.1 Cutting Power 228
3.2 Cutting Force 228
3.3 Constraint with the Tool 229
4 Mathematical Formulation 229
5 Results and Discussions 229
6 Conclusion 231
References 231
Investigation on the Effects of Recycling and Injection Parameters on Gloss Properties of Smooth Polypropylene Parts 233
Abstract 233
1 1 Introduction 233
2 2 Materials and Techniques 235
2.1 Materials 235
2.2 Techniques 235
3 3 Results and Discussion 238
4 4 Conclusion 240
References 240