Proceedings of the 2nd Annual International Conference on Material, Machines and Methods for Sustainable Development (MMMS2020) (Lecture Notes in Mechanical Engineering)

Preface Committees International Organizing Committee International Advisory Committee Local Organizing Committee Scientific Committee Contact Contact Person Science Secretary Local Organizer Contents Advance Materials Toward Sustainability Improved Fatigue Strength of a Dissimilar Metal T-Lap Joint Fabricated by Controlled Double-Pass Friction Stir Welding Abstract 1 Introduction 2 Classification of Defects in the T-Joint 3 Preparation of T-Lap Joints 3.1 Fabrication by Single Pass FSW 3.2 Fabrication Double Pass FSW 3.3 Fatigue Strength 4 Interpretation of Influencing Factors 5 Conclusion Acknowledgement References Machine Learning in Design of Optimization of MR Actuators: A New View of Solution Abstract 1 Introduction 2 Machine Learning for Optimization 2.1 Neural Networks 2.2 Deep Learning 3 Application for a Magneto-Rheological Sensor 3.1 Magneto-Rheological Cantilever Beam Model 3.2 Data for Optimization 3.3 Optimization Results 4 Conclusion Acknowledgement References A New Design of Variable Stiffness Mechanism Based on Variation of Magnetic of Magnetorheological Elastomer Abstract 1 Introduction 2 Proposed MRE Mechanism 3 Application for a Magneto-Rheological Sensor 3.1 Data for Optimization 3.2 Optimization Results 4 Conclusion Acknowledgement References A New Adaptive Hybrid PID Controller for Severe Disturbance of Bus Suspension Featuring Smart Damper Abstract 1 Introduction 2 Adaptive Fuzzy PID Control 2.1 Fuzzy Model 2.2 Adaptive Fuzzy PID Control 3 Application to Vibration Control 3.1 Vehicle Seat Suspension System 3.2 Results of Simulation 4 Conclusion Acknowledgement References Theoretical and Experimental Study of Vibration-Assisted Turning Abstract 1 Introduction 2 Vibration Assisted Turning 2.1 Fundamental Theory 3 Experiment Setup 4 Result and Discussion 5 Conclusion Acknowledgement References Study of Vibration-Assisted Injection Molding: System Design Abstract 1 Introduction 2 Vibration-Assisted Injection-Molding 3 Flexure Hinges Theory 3.1 Material 3.2 Flexure Hinge 3.3 Flexural Prismatic Joint 3.4 Circular Prismatic Mechanism 3.5 Experimental Results 4 Conclusion Acknowledgement References Impact of Building Envelope Design on CO2 Footprint Industrial Buildings: A Case Study in Vietnam Abstract 1 Introduction 2 Literature Review 2.1 Building Envelope of Industrial Projects 2.2 Building Envelope and Sustainability 2.3 Hot and Humid Climates 2.4 CO2 Footprint 3 Methods 3.1 Building Information 3.2 Mechanical Information 3.3 Energy Efficiency Design Analysis 4 Results 5 Discussions 6 Conclusions References Simulation and Optimization Study on Shear Thickening Polishing of Complex Surfaces Abstract 1 Introduction 2 Simulation Models and Results 2.1 Simulation Conditions 2.2 Simulation Results 3 Optimization Results and Discussion 3.1 Regression Model 3.2 Optimal Results 4 Conclusion Acknowledgments References Optimal Design Structure of Sleeper Bus to Enhance Injury Safety of Human in Frontal Collision Abstract 1 Introduction 2 Simulation Models 3 Results and Discussion 4 Conclusions References Influence of Thermal-Mechanical Process on the Shape Memory Effect of CuAl9Fe4Ni2 Alloys Abstract 1 Introduction 2 Materials and Method 2.1 Sample Preparation 2.2 Thermal Mechanical Processes 2.3 Shape Memory Effect 3 Results and Discussion 4 Conclusion Acknowledgements References Case Study: Prototyping a Low-Cost Integrated Automation System in Footwear Industry for Small and Medium Enterprises in Vietnam Abstract 1 Introduction 2 Automation and SMEs 2.1 About the Extremely Small, Small and Medium Enterprises 2.2 Automation 2.3 Set up Constrains for Automation to Be Applied to Production of SMEs 3 Building Concept for a Low-Cost Automation System 3.1 Digitalization 3.2 On-Hand Components Usage 3.3 Outsourcing Technology 3.4 Design for Changes 4 A Case Study and Implementation of the Concepts 4.1 Case Study 4.2 Design 4.2.1 Conveyors 4.2.2 Controller 4.3 Result 5 Conclusion and Further Research References A Comparative Investigation on Theoretical Models for Forming Limit Diagram Prediction of Sheet Metals Abstract 1 Introduction 2 Necking Criteria 3 Comparative Results 4 Conclusion References Mechanical Responses of Single-Layer Borophene Under Nanoindentation Using Molecular Dynamics Abstract 1 Introduction 2 Modelling and Method 3 Results and Discussion 4 Conclusion Acknowledgments References Modeling and Simulating Working Processes of the Main Turbocharged Marine Diesel Engine Abstract 1 Introduction 2 Modeling Working Processes of the MDE–TC Complex 2.1 MDE and TC Relationship 2.2 Models of the TC Working Process 2.3 Models of the Diesel Engine Working Processes 3 Simulating the MDE-TC Models in MatLab/Simulink 4 Experiments on the MDE 8MAK43 5 Conclusion References Hardening Effect of the Interstitial Free Steel Due to Cold Rolling Abstract 1 Introduction 2 Experimental 3 Results and Discussion 4 Conclusion Acknowledgements References Optimization of Predicting Spring-Back When V-Bending for SS400 Steel Plate Abstract 1 Introduction 2 Experimental Design 2.1 Materials 2.2 Experimental System Setup 2.3 Taguchi Orthogonal Array 3 Analysis and Evaluation of Experimental Results 3.1 Analysis of the Signal-to-Noise (S/N) Ratio and ANOVA 3.2 Regression Analysis of Springback When V-bending 4 Conclusion References Using the Essential Oils Extracted from Vietnamese Plants as Antibacterial Agents for Nonwoven Polyethylene Fabric Abstract 1 Introduction 2 Research Method 2.1 Materials 2.2 Methods 3 Results and Discussion 3.1 Antibacterial Activity of the Nonwoven Fabric Treated with Pure EO 3.2 The Effect of These 4 EOs on the Color of White Non-woven Fabric 3.3 The Effect of the EO Concentration on the AA of the EO Treated Non-woven Fabric 4 Conclusion Acknowledgement References Study of the Mechanisms of Chip Formation in Turning of 304 Austenitic Stainless Steel Abstract 1 Introduction 2 Experimental Procedure 2.1 Machining Experimental 2.2 Material and Tools 3 Results and Discussion 3.1 Influence of Cutting Parameters on Surface Roughness 3.2 Chip Formation When Turning AISI 304 3.3 Effect of Chip Form and Surface Roughness of Workpiece 4 Conclusion References Damage Detection Using Local Dominant Frequency of Pulse-Echo Laser Ultrasonic Waves Abstract 1 Introduction 2 Local Resonance Frequency Map Algorithm 3 Experiments and Results 3.1 Aluminum Specimen with Thinning Area 3.2 Composite Specimen 4 Conclusions Acknowledgement References Analyzing the Effect of Some Welding Parameters TIG to Properties and Microstructure of Titanium Materials Abstract 1 Introduction 2 Materials and Methods 3 Determining the Optimal Account for Welding Mechanics 4 Simulation and Selection of the Optimal Range 5 Results and Discussion 5.1 Component Analysis 5.2 Microstructure 5.3 The Results of Xray 6 Conclusion Acknowledgements References Asymmetry in Material Flow Patterns and Mechanical Properties Along Friction Stir Welding Interface of Dissimilar Metal T-lap Joint Abstract 1 Introduction 2 Experimental Procedures 3 Results and Discussion 3.1 Morphological Cross-Section of Interface 3.2 Morphology of Longitudinal Section of Interface 3.3 Mechanical Properties Distribution 4 Summary References Dynamic Response and Vibration of Shear Deformable Sandwich Plate with GPL-RC Face Sheets and a Core Layer with Negative Poisson’s Ratios Under Blast Loading Abstract 1 Introduction 2 Mathematical Model 2.1 The Configuration of Sandwich Plate with Auxetic Core Layer 2.2 Material Properties of Face Sheets 2.3 Material Properties of Honeycomb Core 2.4 Fundamental Formulation 3 Solution Procedure 3.1 Nonlinear Dynamic Analysis with Effect of Pre-loaded Axial Compression 3.2 Nonlinear Dynamic Analysis in Thermal Environment 3.3 Nonlinear Dynamic Analysis Using Simplified Assumption 4 Results and Discussion 4.1 Comparison Studies 4.2 Nonlinear Dynamic and Vibration Analysis 5 Conclusion Acknowledgement References Modeling of the Effect of Cutting Parameters on Surface Residual Stress When Turning of 304 Austenitic Stainless Steel Abstract 1 Introduction 2 Experimental Procedure 2.1 Machining Experimental 2.2 Material and Tools 3 Results and Discussion 4 Conclusion References Evaluation of the Influence of Electrical Parameters and Powder Concentration to the Content of Tungsten on the Surface of SKD61 Steel in EDM Process Abstract 1 Introduction 2 Materials and Methods 3 Results and Discussion 3.1 Establishing the Relationship Between Technological Parameters and Tungsten Content 3.2 Analysis of the Influence of the Technological Parameters Affecting the Content of Tungsten Element (fw%) 4 Conclusions References Improving Mechanical Properties of Concrete Utilizing Crushed-Sand Combined with River Sand Abstract 1 Introduction 2 Experimental Test 2.1 Materials and Preparation of Specimens 2.2 Experiment Setup 3 Experiment Results and Discussions 3.1 Comparative Mechanical Properties of the Studied Concretes 3.2 Effective Amount of Crushed-Sand Used in the Hybrid Sand 3.3 Testing Age-Dependent Compressive Strength of the Concretes 3.4 Correlation Between Flexural and Compressive Strength of the Concretes 4 Conclusion References An Investigation on the Impact of the Interpass-Cooling Time on the Metallurgy of Wire-Arc-Additive-Manufacturing SS308L Components Abstract 1 Introduction 2 Experiments 3 Findings and Discussion 4 Conclusion Acknowledgements References A Brief Review of Renewable Energy: Sustainable Energy Production, Integration, and Application Abstract 1 Introduction 2 Sustainable Energy Production 3 Integration and Applications 4 Conclusion Acknowledgement References Determination of Thermal Spectra in High Pressure Die Casting by Finite Difference Method Abstract 1 Introduction 2 Research Method 2.1 Finite Differential Equation 2.2 Modeling 3 Results and Discussions 3.1 Results of None Coating Model 3.2 Temperature Spectra 3.3 Thermal Gradient Spectra 4 Conclusion References Advantages Analysis of Composite Materials Used as Bus Automobile Covers Body According to Vibrations Abstract 1 Introduction 2 Base on Change Materials in Body of Bus 2.1 Bus Body Structural Analysis 2.2 Selection Materials 3 Results FEA Analysis 3.1 The Front Plate of Body 3.2 The Assembling Body 4 Experiment 5 Conclusion References Effect of Tool Offset on the Mechanical Properties of the Dissimilar Friction Stir Welding Cu/Al Abstract 1 Introduction 2 Experimental Procedures 3 Results and Discussion 4 Conclusion Acknowledgment References Adaptive Variable Stiffness Vibration Absorber Using Magnetorheological Material Abstract 1 Introduction 2 Magnetorheological Elastomer (MRE) 2.1 MRE and Fabrication of the Material 2.2 Mechanical Characteristics of MREs 3 Semi-active Control of 1-Dof System 3.1 1-DOF Vibration System 3.2 Experimental Results 4 Conclusion Acknowledgements References Reconstruction of Defect Configuration in Plane Construction Using Numerical Modeling and Neural Networks at Positional Scanning Abstract 1 Introduction 2 Statement of Problem 3 Description of the Model 4 Application of Neural Network Technologies in the Problem of Identifying the Cluster Number of a Hidden Defect 5 Conclusion Acknowledgment References Influence of Machining Parameters on the TPIF Formability for Aluminum Sheet at Room Temperature Abstract 1 Introduction 2 Experimental Equipment 3 Experimental Design 4 Results and Discussion 5 Conclusion Acknowledgments References Deep Level Defects in GaN Grown at Low Temperature by Metalorganic Vapor Phase Epitaxy Abstract 1 Introduction 2 Experiment 3 Results and Discussion 4 Conclusion Acknowledgements References Material Applications for Sustainable Development Experimental Vibration Diagnostics of the Floor Plate Set of Building Construction Abstract 1 Introduction 2 Algorithm for Assessing the State of Floor Plates 2.1 The Aim of the Study 2.2 Description of the Identification Algorithm 2.3 Research Object 3 Conclusion Acknowledgments References Research on the Effect of Geometric Parameters of Billet and Punch on Upsetting Technology of Hollow Transmission Details Abstract 1 Introduction 2 Establish a Model of Local Upsetting 2.1 Determination of Instability During Upsetting by Numerical Simulation 2.2 Determination of Strain Depending on the Initial Geometry of Tube Billet and Shape of Punch by Analyzing of Numerical Simulation 3 Experiment and Comparison with Numerical Simulation Results 4 Conclusion References Multi-variable Regressive Models for Diagnostics of the Unbalances on Rapid Rotor in Shop Dynamic Balance Abstract 1 Introduction 2 Materials and Methods 2.1 Designing Experiments for Making Regressive Models 2.2 Defining Coefficients and Testing the Confidence of the Regressive Models 2.3 Simulating and Data Acquisition for the Regressive Models 3 Results 4 Conclusion References Effect of Crosslinking Agent and Chitosan Molecular Weight on the Mechanical Properties of Chitosan-Treated Cotton Fabric Abstract 1 Introduction 2 Research Method 2.1 Materials 2.1.1 Fabric Characterization 2.1.2 Chitosan 2.2 Methods 2.2.1 Fixation of Chitosan on the Cotton Fabric 2.2.2 Testing the Mechanical Properties of the Untreated and Treated Cotton Fabrics 3 Results and Discussions 3.1 Effect of the Crosslinking Agent and Molecular Weight of Chitosan on the Drapery of the Cotton Fabric 3.2 Effect of Cross-Linking Agent and Molecular Weight of Chitosan on the Creasing Resistance of the Cotton Fabric 3.3 Effect of Cross-Linking Agent and Molecular Weight of Chitosan on the Tensile Strength and Breaking Elongation of the Cotton Fabric 3.4 Effect of Cross-Linking Agent and Molecular Weight of Chitosan on the Surface Characteristics of the Cotton Fabric 4 Conclusion References Manufacturing and Heat Treatment of High-Precision Ring Gauge Abstract 1 Introduction 2 Experiment 3 Results and Discussion 4 Conclusion Acknowledgment References Computer Simulation of Alumina and Aluminosilicate at Amorphous and Liquid State Abstract 1 Introduction 2 Calculation Method 3 Result and Discussion 4 Conclusion Acknowledgements References The Effect of Approach in the Contact Problem for Two Elastic Parallel Circular Cylinders Abstract 1 Introduction 2 Fundamental Solution of the Approach Problem 3 Conclusion Acknowledgements References Experimental Research and Evaluate the Result of Models of Engine Mount by Natural Rubber (NR) and Butadiene Rubber (SBR) When Replacing Diesel Engines for Gasoline Engines on ZIL-130, ZIL-131 Vehicles Abstract 1 The Experimental Model 2 Results of Calculation and Experiment 2.1 Vibrate Calculation 2.2 Compare Experiment Results 3 Conclusion References Investigation on the Effect of Nanofluid-MQL Parameters on Surface Roughness During Milling of Hardened 9CrSi Steel Abstract 1 Introduction 2 The Experimental Procedure 3 Results and Discussions 4 Conclusion Acknowledgement References Effect of Dielectric Liquid on the Diameter of Nickel Microspheres Produced by Aided Electric Discharge Abstract 1 Introduction 2 Materials and Methods 3 Results and Discussion 4 Conclusion Acknowledgements References On Increasing Informativity and Reliability of the Results of Condition Diagnostics of Materials and Goods Abstract 1 Introduction 2 Optical Measuring Complex and Its Description 3 Conclusion Acknowledgement References An Experimental Study of 3 Axes CNC Milling for a Blade of the Axial Flow Pump Impeller Abstract 1 Introduction 2 Experiments, Results and Discussion 2.1 Design and Modeling of Impeller Blade 2.2 Experiment of Machining Free-Form Surface with Impeller Blade Shape 3 Conclusion References Applied Theory of Bending Vibration of Magnetoelectroelastic Bimorph Abstract 1 Introduction 2 Problem Formulation 3 Finite Element Analysis 4 Applied Theory 5 Conclusion Acknowledgement References A Study on Vibration During Heat Assisted End Milling of SKD11 Tool Steel Abstract 1 Introduction 2 Experimental Procedure 2.1 Workpiece Material 2.2 Experimental Setup 3 Results and Discussion 3.1 Experimental Analysis of Frequency Response Function 3.2 Analyzing Machine Vibration at Idle State 3.3 Effects of Technology Parameters on the Vibration Amplitude 3.4 Effect of Elevated Temperature on Vibration Amplitude 4 Conclusion References Analysing Two Crashed Vehicles to Determine the Right Material for Body Panels Abstract 1 Introduction 2 Scientific Basis 3 FEM Model of Body Structure 4 Analysis of Results 5 Conclusions References Morphology and Microstructure of Cr - Al - Fe Coating by Electric Arc Spraying on JIS SKD61 Steel Abstract 1 Introduction 2 Experimental 2.1 Materials and Experimental Method 2.2 Methods for Determining the Mechanical Properties 3 Result 3.1 Microstructure of Initial SKD61 Steel 3.2 Sample Morphology Analyses 3.3 The Morphology of the Coating 3.4 Micro-Hardness of the Coating 4 Conclusion References Bamboo – The Healthy Material Reducing Carbon and Preventing the Coronavirus in Interior Design Abstract 1 Introduction 2 Bamboo is a Sustainable and Eco-Friendly Material with Many Significant Benefits 3 Solution to Use Bamboo in the Design of Decorative Wall Cladding Art 4 Using Bamboo in Ceiling and Floor Cladding 5 Classification of Bamboo Floors 6 Conclusion References Multi-objective Optimization of Cutting Force, Surface Roughness and Vibration Amplitude During End Milling SKD11 Steel Abstract 1 Introduction 2 Experimental Procedure 2.1 Workpiece Material 2.2 Experimental Setup 2.3 Control Paramters and Levels 3 Results and Discussion 3.1 Experimental Analysis of Frequency Response Function 4 Conclusion References Effect of Calcination Temperature on the Structure and Characteristics of Cuprous Oxide (Cu2O-ONPs) Abstract 1 Introduction 2 Experimental Procedure 3 Results and Discussion 4 Conclusion Acknowledgments References An Atomistic Study of Indentation and Scratching Characteristics of CuxZr100-x Metallic Glasses Abstract 1 Introduction 2 Methodologies 3 Results and Discussion 4 Conclusions References Determining the Stability Chart of the High-Speed CNC Milling Machine Based on the Vibration Criterion Abstract 1 Introduction 2 Determine the Stability Chart of the “Super MC 500” High-Speed CNC Milling Machine Based on Vibration Criteria 2.1 Vibration Mapping to Determine the Stability Chart During Milling 2.2 Determine the Stability Schedule of the “Super MC 500” High-Speed CNC Milling Machine Based on Vibration Criterion 2.2.1 Experimental Model 2.2.2 Stability Chart of the Surveying Machine System 3 Discussion 4 Conclusion References Study of the Effect of Friction on the Errors of the Stopping Position of the Automatic Tool Changer on CNC Machine Under Variable Relative Humidity Conditions Abstract 1 Introduction 2 Modeling of the ATC motion by a pneumatic cylinder 2.1 Error Between the Stopping Position of the ATC and the Spindle Center Line in a CNC Machine 2.2 Simulation of the Stopping Position Error of the ATC 3 Result and Discussion 3.1 The Position of the Pneumatic Cylinder when Stopping 4 Conclusion References Buckling and Vibration Analysis Based on a Novel Unified Model for Laminated Composite Beams Abstract 1 Introduction 2 Theoretical Formulation 2.1 A General Framework of Higher-Order Displacement Field 2.2 Strain and Stress Fields 2.3 Governing Equations of Motion 3 Numerical Results 4 Conclusion References Influence of the Preload on the Starting Torques of a Pair Angular Contact Bearings of CNC Lathes Spindle Abstract 1 Introduction 2 Method and Experimental Apparatus 2.1 Preload Method for Head Spindle of Machine Tool 2.2 Calculating Method the Frictional Moment with Preloaded Bearing 2.3 Measurement Method for Starting Torque 2.4 Experimental Apparatus 3 Results and Discussion 4 Conclusions References Enhancement of UV Resistance and Thermal Stability of the Unsaturated Polyester Material by Introducing MHHPA Fragment into the Molecular Skeleton Abstract 1 Introduction 2 Materials and Methods 2.1 Materials 2.2 Synthesis of Modified UPRs 2.3 Preparation of the Specimens 2.4 Accelerated Weathering Test/UV – Ageing Exposure Methods 2.5 Color Measurement 2.6 Thermogravimetric Analysis 3 Result and Discussion 3.1 The Color Changes 3.2 Thermal Stability of UPR Samples 4 Conclusion Declaration of Competing Interest References Research and Design of Rubber Extrusion Molds Abstract 1 Introduction 2 Content 2.1 Design Drawing 2.2 Experiment 2.3 Apply Experimental Results in Software to Calculate the Profile Adjustment Coefficients of Extrusion Molds 2.3.1 Profile Adjustment Coefficient Calculation Software of the Extrusion Molds 2.3.2 Explanation on Software Interface 3 Conclusion References Construct the Stable Domain of the High-Speed CNC Milling Machine Based on the Surface Wave Criterion Abstract 1 Introduction 2 Constructing Surface Wave Equations 3 Determining the Stable Domain by Using Matlab Software 4 Determine the Stable Domain by the Experimental Cut Method 5 Conclusion References Research on the Dynamic Load of Tractor Semi-trailer When Braking on a Round Road Abstract 1 Introduction 2 Dynamics Model 3 Survey Results and Discussions 4 Conclusion References An Experimental Research on Converting Gasoline Engines Using a Distributor Ignition System into a Direct Ignition System Abstract 1 Introduction 2 Conversion Method 3 Evaluation of Specifications 4 Conclusion References Effect of Different Tool on Surface Roughness for Aluminium Cookwares Polishing Abstract 1 Introduction 2 Building Experimental 2.1 Experimental Equipment 2.2 Identify the Domain of Technology Parameters 2.3 Experimental Planning 2.4 Experimental Results 3 Conclusions References Material Machining, Industrial Engineering and Renewable Energy for Efficient Systems Influence of Surface Layers’ Defects of Gear Teeth’s Working Surfaces on the Tension of Steel Thermochemically Reinforced Novikov Gear Abstract 1 Introduction 2 Results 3 Conclusions Acknowledgement References Modelling and Simulation of the Hydraulic System on EODM Machine Abstract 1 Introduction 2 Mathematical Modelling 2.1 Main Components of EODM 2.2 Mathematical Model 3 Simulation Setting and Results 4 Conclusion References Corrective Maintenance of Manufacturing System Using Artificial Intelligence Techniques Support for Engineering Process Abstract 1 Introduction 2 Literature Review 2.1 K-Nearest Neighbors (KNN) 2.2 Artificial Neural Network (ANN) 2.3 Bayes Network (BN) 3 Toward to Model Diagnosis Protocol by Bayes Learning Approach in Case Study 3.1 Modelling Bayesian Network 3.2 Diagnosis Results for Corrective Maintenance (CM) Suggestion 4 Conclusions References Generate the Ultimate Longitudinal Strength of Damaged Container Ship Considering Random Geometric Properties Under Combined Bending Moment Abstract 1 Introduction 2 Extent of Damages 3 Combined Ultimate Bending Moment 4 Effects of Randomness in Material and Geometric Properties 5 The Monte Carlo Simulation 6 Results and Discussions 7 Conclusions References Using the Brake Torque to Redistribute the Engine Power Transmitting to the Left and Right Drive Wheels Abstract 1 Introduction 2 Automotive Power Transmission System Modeling 3 Controller Design 4 Simulation Results 5 Conclusion Acknowledgment References Mathematical Modeling of Thin Layer Drying of Moringa Oleifera by a Combined Microwave and Heat Pump Drying Abstract 1 Introduction 2 Materials and Methods 3 Results and Discussions 3.1 Processing Experimental Data 3.2 Thin Layer Drying Mathematical Model 3.3 Determining the Thin Layer Drying Model 3.4 Moisture Diffusion Coefficient and Moisture Diffusion Energy 3.5 Determination of Moisture Diffusion Coefficient and Evaporation Energy 4 Conclusions References Experimental Model and Optimization of Cutting Parameters in Hard Milling SKD61 Steel Under Nanofluid MQL Environment Abstract 1 Introduction 2 Material and Method 2.1 Material and Method 3 Results and Discussion 4 Conclusion References The Effect of Microstructure on the Cutting Forces and Microhardness in the Surface Grinding of Titanium Alloys Abstract 1 Introduction 2 Experimental Setup 3 Results and Discussion 3.1 Effect of Grinding Conditions on Grinding Forces 3.2 Effect of Grinding Conditions on Specific Grinding Energy 3.3 Effect of Grinding Conditions on Microhardness 4 Conclusion References Effect of High-Speed Milling Parameters on Chip Shrinkage and Tool–Chip Junction Length of A6061 Alloy Abstract 1 Introduction 2 Experimental Setup 2.1 Milling Machine and Cutter 2.2 Tool-Chip Contact Length Measurement 2.3 Chip Shrinkage Coefficient Determination 3 Design of Experiment 3.1 Experimental Results 3.2 Regression Formulae 4 Discussions 5 Conclusions References Desulphurization of Hot Metal in Pre-treatment Process with a Flux Containing Basic Oxygen Furnace Slag and CaO Abstract 1 Introduction 2 Experimental Method 3 Results and Discussion 3.1 Effect of Melting Condition on Carbon Content of Iron 3.2 Silicon Content Variation Under Different Experimental Condition 3.3 Silicon Content Variation Affecting Desulfurization of Molten Iron 4 Conclusions Acknowledgment References Real-Time Simulation of Electronic Power Steering System on TOYOTA VIOS Abstract 1 Introduction 2 Building 3D Models and Connected Hardware in Matlab 2.1 Simulation of Steering System on Matlab with SimMechanics 2.2 Controller Design Reads Sensor Data 3 Data Collection of EPS Electric Power Steering with the “J-Turn” Test References Study and Evaluation the Influence of Rotary Tool on Surface Roughness of SKD61 Steel in EDM Process Abstract 1 Introduction 2 Materials and Methods 3 Results and Discussion 4 Conclusions References Natural Radioactivity and Environmental Impact Assessment at Dong Pao Rare Earth Mine, Lai Chau, Vietnam Abstract 1 Introduction 2 Materials and Methods 2.1 The Study Areas 2.2 Research Methods 2.2.1 Effective Annual Dose 2.2.2 Radiation Activity in Soil Samples 2.2.3 Error Assessment Method 2.2.4 Survey the Current Health Status of People Living on Rare Earth Mines 3 Results and Discussion 3.1 Evaluation Errors 3.2 Characteristics Radiation Rate 3.3 Radon and Thoron Gas Concentrations 3.4 Water 3.5 Food Crops 3.6 Effective Annual Dose Heff (MSv Year−1) at Dong Pao Mine 3.7 Results of Epidemiological Survey of People Living in Dong Pao Rare Earth Mine Area 3.7.1 Content of Radioactive Material in Human Hair Samples 3.7.2 Processing and Synthesizing the Results of Blood Sample Analysis in the Study Area 4 Conclusion References Application of IE Techniques to Support Businesses to Make the Adoption of Sustainable Manufacturing Solutions: A Case Study of Adoption of AGV Technology in a Garment Factory Abstract 1 Introduction 2 The Situation 3 Methodology and Implementation 3.1 Scientific Method for Problem Exploration [12] 3.2 Method Engineering Steps: A Systematic Procedure to Develop a Work Center [11] 4 The Economic Analysis 5 Conclusion References Evaluation of the Importance of the Blank Holder Pressure in Hydrostatic Forming for Sheet Metal Abstract 1 Introduction 2 The Hydrostatic Forming Process 3 Research Object and Objectives 4 Experiments 5 Discussions 5.1 Relationship between the blank holder pressure and the forming fluid pressure. 5.2 Dependence of the bottom radius on the blank holder pressure 6 Conclusions Acknowledgment References Reasonably Use of Accumulated Energy When Moving Downhill During the Operation Cycle of Timber Tractor Complex Abstract 1 Introduction 2 The Hydraulic Circuit Controls the Anchoring, Loading, and Unloading of Wood 3 Simulation Model of Hydraulic Elements Using the Accumulated Energy 3.1 Model of Lifting Timber at the Bottom of the Slope 3.2 Departure Support Model 3.3 Pulling and Gathering Timber Model 4 Conclusion References Investigation of the Suitability of Energy-Based Skull Fracture Criterion Application for V-dummy Finite Element Pedestrian Model Abstract 1 Introduction 2 Material and Method 2.1 Finite Element V-dummy Model 2.2 Skull Fracture Criteria 2.2.1 The Acceleration-Based Head Injury Criterion (HIC) 2.2.2 Internal Energy-Based Skull Fracture Criterion 2.3 Simulation Setup 2.4 Statistical Analysis 3 Result 3.1 Pedestrian Crash Simulations 3.2 Result of Statistical Method 4 Discussion 5 Conclusion Acknowledgment References Low-Cost High Voltage Pulse Source Driven by Solar Panel for Green Plasma Generation Used in Environmental Application Abstract 1 Introduction 2 Modular Pulse Source 2.1 Voltage Multiplier 2.2 Silicon Diode for Alternating Current 2.3 High Voltage Pulse Generation 3 Results and Discussion 4 Conclusions Acknowledgments References Radon, Thoron Gas Concentration and Level Living in Ban Gie Monazite Mineral Sand Mine Area, Quy Hop District, Nghe An Province, Vietnam Abstract 1 Introduction 2 Geological Mineral Characteristics of the Monazite Mine of Ban Gie 3 Materials and Methods 3.1 Measuring Technique 3.2 Evaluate the Annual Effective Dose Caused by Radon and Thoron in Households 4 Results and Discussion 4.1 Radon and Thoron Concentrations 4.2 Effective Dose 5 Conclusion References Unmanned Ground Robot for COVID-19 Isolated Area in Vietnam Abstract 1 Background 2 Design and Manufacture 2.1 Hardware Design 2.1.1 Driving System 2.1.2 Vehicle Controller System 2.1.3 Communication System 2.1.4 Ground Station Hardware 2.2 Software Design 3 Results 3.1 Overview of the Robot 3.2 Connection Range 3.3 Remote Control Performance 3.4 Outdoor Autonomous Operation 3.4.1 Smart Return to Launch (Smart RTL) 3.4.2 Autonomous Waypoint Following Mission 4 Discussion References Study on the Stability of a Wheeled Climbing Robot Abstract 1 Introduction 2 Dynamic Stability 2.1 Static Conditions 2.2 Torque Calculation 3 Physical Model 4 Conclusion References Dynamic of the Shaft in the Hydrodynamic Bearing Examining the Effect of the Centrifugal Force of Lubricating Oil Film for the Short Bearing Type Abstract 1 Introduction 2 Research Model 3 Differential Equation of the Motion of the shaft’s Center 4 Stability of the Shaft’s Center at the Equilibrium Positions