Proceedings of the 8th International Conference on Mechanical, Automotive and Materials Engineering: CMAME 2022, 16–18 December, Hanoi, Vietnam (Lecture Notes in Mechanical Engineering)

This book consists of selected papers presented at the 8th International Conference on Mechanical, Automotive and Materials Engineering (CMAME 2022), held in Hanoi, Vietnam, on 16–18 December 2022. Readers find this book a vehicle for the dissemination of research results on latest advances made in this area. It is expected that the publication of the research papers with the advanced topics listed in this book will further promote high standard academic research in the field and make a significant contribution to the development of human society. Topics that will be covered in this book include but not limited to: materials science and engineering; engine system design and power machinery; mechanical design-manufacture and automation; design and analysis of robot systems; automobile design and manufacturing engineering; thermal and fluid mechanics analysis; aircraft structural design and system control; control theory and engineering applications; electronic information technology. This book is intended for researchers, engineers and advanced postgraduate students in the fields of automotive, production, industrial engineering and design. Conference Committees Preface Contents Dynamic Machinery and System Model Effect of Suspension System Stiffness on Dynamic Load Three Axle Vehicle 1 Introduction 2 Model Building 3 Survey and Assessment of Dynamic Loads Acting on Vehicles 3.1 Survey to Determine Dynamic Load Factor 3.2 Investigate the Maximum Dynamic Load Factor 3.3 Investigate the Influence of Suspension Stiffness on the Maximum Dynamic Load Factor 4 Conclusion References Trajectory Inference Optimization Based on Improved DR Algorithm 1 Introduction 2 DR Algorithm 2.1 Principle of Dead Reckoning 2.2 Commonly Used DR Algorithm 3 Problems with Current DR Algorithms in Simulation 4 Trajectory Inference Oriented Improved DR Algorithm 5 Experimental Verification References Research on AGV Chassis Structural Renovation Based on Uphill and Downhill Scenarios 1 Introduction 2 Drive System Chassis Design 2.1 Selection of Drive System Chassis Wheel Train 2.2 Specification Design of Drive System Chassis 3 Lifting System Structural Design 3.1 Improved Design of Fork 3.2 Construction of Slope Physical Model and Design Verification 3.3 The Improved Design of the Fork Balance Baffle 3.4 Calculation of Spring Matrix Parameters 4 Strength Check of Key Parts of AGV Forklift 5 Conclusion References Finding Recommendations for Selecting Numerical Model Settings for Efficient Simulation of the Working Process of an Axial Turbine Blade with Convective Cooling 1 Introduction 2 Numerical Model of a Turbine Row with Convective Cooling 3 Convective Heat Transfer Simulation Results 4 Summary of Numerical Simulation Studies of Convective Heat Transfer 5 Conclusions References General Mechanical Structure Design and Performance Test A Novel Design of Automatic Longan Seed Removing Machine 1 Introduction 2 Requirements for Products Handling 3 Overall Structure Design of Longan Flesh Extracting Machine 3.1 Overview of Structure 3.2 Fixture Module 3.3 Seed Removing Module 4 Results and Discussions 5 Conclusions References A Semi-analytical Approach for Dynamic Characteristics of Beams with the Effect of Static Load 1 Introduction 2 Basic Theory 2.1 Semi-analytical Approach for Nonlinear Static Deflection 2.2 Semi-analytical Approach for Modal Analysis 3 Numerical Results and Discussions 3.1 Verification of the Proposed Method 3.2 Results and Discussion 4 Conclusion References Milling Tool Wear Prediction Based on 1DCNN-LSTM 1 Introduction 2 Theoretical Basis of 1DCNN-LSTM Model 3 Milling Tool Wear Prediction Based on 1DCNN-LSTM 4 Analysis of Different Tool Wear Models 4.1 Comparison of Model Stability 4.2 Comparison of Model Prediction Effects References The Influence of Road Quality on Oscillating of Multi-purpose Forest Fire Fighting Vehicle 1 Introduction 2 Building a Oscillating Model 3 Verification Survey of Multi-purpose Forest Fire Fighting Vehicle 3.1 Effect of Vehicle Speed 3.2 Effect of Road Quality on Vehicle Oscillation 4 Conclusion References Mechanical Properties and Mechanical Analysis of Materials Filaments for 3D Printers from Surgical Masks, Cornstarch and Plastic Bottles Generated by COVID-19 1 Introduction 2 Materials and Methods 2.1 Materials 2.2 Methodology 3 Results 3.1 PLA Parameters to Evaluate Extrusion with PLA Material 3.2 Results Analysis Process 3.3 Printing Configuration 4 Discussion of Results 5 Conclusion References AFM Analysis of 3D Printing PEI for Automotive Applications 1 Introduction 2 Materials and Experimental Approach 2.1 Materials 2.2 AFM Analysis 3 Results and Discussions 3.1 Surface Analysis 3.2 Roughness Measurements 3.3 Modulus Measurements 4 Conclusions References Life Cycle Assessment of Wire Arc Additive Manufacturing Process 1 Introduction 2 Literature Review 3 Case Study 3.1 Goal and Scope Definition 3.2 Inventory Analysis 3.3 Impact Assessment 3.4 Interpretation 4 Conclusion References Development of Cost-Effective Sustainable Hybrid Composites Based on Recycled PP and Chopped Carbon Fibers 1 Introduction 2 Materials and Methods 3 Results and Discussions 4 Conclusions References Mechanism of Droplet Coalescence in Cylindrical Hydrocyclone 1 Introduction 2 Experiment Program 2.1 Experimental Device 2.2 Experimental Methods 3 Experimental Results 4 Results Discussion 5 Conclusions and Recommendations References Influence of Geometric Imperfections on Global Buckling Strengths of Cold-Rolled Aluminium Alloy Channel Columns 1 Introduction 2 Simulation Model for the Investigation 3 Impacts of Flexural Imperfections on the Global Buckling Strengths of Cold-Rolled Aluminium Alloy Channel Columns 4 Conclusions References