Proceedings of International Conference on Intelligent Manufacturing and Automation : ICIMA 2022

The book comprises of selected papers presented at the Third International Conference on Intelligent Manufacturing and Automation (ICIMA 2022), which was organized by the Departments of Mechanical Engineering and Production Engineering of Dwarkadas J. Sanghvi College of Engineering (DJSCE), Mumbai, jointly with Indian Society of Manufacturing Engineers (ISME). The book focuses on specific topics of Intelligent Manufacturing, Automation, Advanced Materials and Design. It includes original research articles, focusing on the latest advances in the fields of Automation, Mechatronics & Robotics, CAD/CAM/CAE/CIM/FMS in Manufacturing, Artificial Intelligence in Manufacturing, IOT in Manufacturing, Product Design & Development, DFM/DFA/FMEA, MEMS & Nano Technology, Rapid Prototyping, Computational Techniques, Nano & Micro-machining, Sustainable Manufacturing, Industrial Engineering, Manufacturing Process Management, Modelling & Optimization Techniques, CRM, MRP & ERP, Green, Lean & Agile Manufacturing, Logistics & Supply Chain Management, Quality Assurance & Environment protection, Advanced Material Processing & Characterization and Composite & Smart Materials. It is hoped that the contents in the book will serve as reference for future researchers. The book is also expected to act as a valuable resource for the students of Post Graduate and Doctoral Programmes. ICIMA 2022 Preface Contents About the Editors Manufacturing Analysis of Poor Quality Cost in Auto Industry: A Case Study 1 Introduction 2 Methodology 3 Case Study 3.1 Problem Definition 3.2 Details of Problems 3.3 Decision Matrix 3.4 Cause-And-Effect Analysis 3.5 Why Why Analysis 4 Improvement in Quality 4.1 Rework Reduction of Condenser 4.2 Reduction in Child Part Rejection 4.3 Reduction in Cost of Rejection 5 Results and Discussion 5.1 Overall Results of the Research 5.2 Overall Benefits 6 Conclusion References Innovativeness in Indian Defence Sector: An Academic Strategy Perspective and the Way Ahead 1 Introduction 1.1 Innovativeness 2 Indian Defence Sector: Background 3 Reforms in Indian Defence Sector 4 Strategic Contributions from the Academic Perspective 5 Key Enablers for Atmanirbhar Bharat 6 Conclusion and Recommendations for Future References Work Centre Productivity Analysis for Making the Manufacturing Lean: A Case Study on Glass-Lined Pressure Vessels 1 Introduction 2 Literature Review 3 Methodology 3.1 Problems Faced 3.2 Output 4 Conclusion References Improvement in Productivity of Assembly Line by Cycle Time Reduction: A Case Study 1 Introduction 2 Literature Review 3 Case Study 3.1 Cycle Time Before Study 3.2 Process Cycle Efficiency 3.3 Observation 4 Methodology 4.1 Implementation of Automation 4.2 Development of Jigs 4.3 Implementation of Worker Efficiency Data 5 Conclusion References A Challenging Future of Industry 4.0—New Technologies and Lean Production Systems 1 Introduction 2 Definitions and Frameworks 2.1 Industry 4.0 2.2 Lean Production Systems 3 Key Technology of I4.0 3.1 Cloud Computing 3.2 Additive Manufacturing 3.3 The Industrial Internet of Things 3.4 Cybersecurity 3.5 Autonomous Robots 4 Correlation Between Industry 4.0 and Lean Production System 4.1 Lean as a Facilitator for Industry 4.0 4.2 Industry 4.0 Progresses Lean Progression System 5 Conclusion References Productivity Improvement Using Principles of Kaizen 1 Introduction 2 Literature Review 3 Methodology 4 Implementation of Kaizen 5 Conclusion References Application of Work Measurement to Reduce the Cycle Time in Manufacturing Firm: A Case Study 1 Introduction 2 Literature Review 3 Methodology 3.1 Case Study 3.2 Data Collection 3.3 Data Analysis 3.4 Time Study to Reduce Indirect Costs 4 Conclusion References Rapid Tooling Technologies Based on Additive Manufacturing: A Comprehensive Review 1 Introduction 2 Literature Review 3 Types of Rapid Tooling Processes 3.1 Fused Deposition Modeling (FDM) 3.2 Stereolithography Apparatus (SLA) 3.3 Selective Laser Melting (SLM) 3.4 Selective Laser Sintering (SLS) 3.5 Binder Jetting (BJ) 3.6 Wire and Arc Additive Manufacturing (WAAM) 3.7 Laminated Object Manufacturing (LOM) 4 Tooling for Manufacturing 5 Case Study: Time-Cost Analysis of Filter Media Used in the Automobile Industry 5.1 Sustainable Development Goals 6 Future Scope 7 Conclusions References Role of Drivers, Barriers and Critical Success Factors for Lean Readiness in Indian Manufacturing Industries 1 Introduction 2 Theoretical Background 2.1 Drivers 2.2 Barriers 2.3 Critical Success Factors 2.4 Lean Readiness 3 Research Model and Hypotheses 4 Conclusion References Investigation of Quality of Clean-Cut Surface for Sheet Metal Blanking Using Decision Tree 1 Introduction 2 Literature Review 2.1 Blanking Process Setup 2.2 Decision Tree Classifier (DTC) 3 Methodology 4 Discussion and Result 5 Conclusion References Increasing Time Efficiency in Jewellery Industry Using Lean Manufacturing Principles 1 Introduction 2 Literature Review 3 Methodology 4 Results and Discussion 5 Conclusion 6 Future Scope References Productivity Improvement by Applying Lean Tools for Manufacturing of Mechanical Seal 1 Introduction 2 Overall Equipment Efficiency 2.1 World Class OEE 2.2 Data Collection 2.3 OEE Metric Calculation 2.4 Solution for Low OEE 3 Redesigning of Plant Layout to Increase the Efficiency 3.1 Existing Layout 3.2 Proposed Plant Layout 4 Conclusion References A Conceptual Framework Involving Barriers in the Integration of Additive Manufacturing with Industry 4.0 Practices 1 Introduction 2 Theoretical Background 2.1 Additive Manufacturing 2.2 Industry 4.0 2.3 Integration of AM with Industry 4.0 3 Research Model and Hypotheses 4 Conclusion References A Case Study to Control Welding Defects in Pressure Vessels 1 Introduction 2 Literature Review 3 Methodology and Results 3.1 RT Reports 4 Modification to the Data Sheets and the Software 4.1 UT Report Modification 4.2 RT Report Modifications 5 Modified Weld Edge Preparation 6 Conclusion References Managerial Insights into the GSCM Practices in the Indian SME Manufacturing Firms 1 Introduction 2 Literature Review 3 Methodology and Results 4 Results and Discussion 5 Managerial Implications References Waste Reduction of Molded Plastic Parts by Applying Principles of Six Sigma 1 Introduction 2 Literature Survey 3 Methodology 3.1 Define Stage 3.2 Measure Stage 3.3 Analysis Stage 3.4 Improve Stage 3.5 Control Stage 4 Results and Discussion: 4.1 Comparison of Waste Before Versus After Implementing Six Sigma 5 Conclusion References Influence of Digitized Transforming Enablers on Manufacturing Performance in the Context of Social Dimension of Sustainability 1 Introduction 2 Literature Review 2.1 Social Dimension of Sustainability (SDS) and Its Indicators 2.2 Influence of DTE on Manufacturing Performance Through the Lens of SDS 3 Research Model and Hypotheses Development 3.1 Research Model Development 3.2 Linking DTE Implementation, SDS, and Manufacturing Performance 4 Conclusion References Industry 4.0 Implementation in Indian MSMEs: A Social Perspective 1 Introduction 2 Literature Review 2.1 Industry 4.0 and Sustainability 2.2 Performance Measurement and Its Indicators 3 Research Methodology and Study Hypotheses 4 Conclusion References Investigating Critical Process Parameters Using Fuzzy Analytical Hierarchical Process in Casting Process Failure 1 Introduction 2 Literature Review 3 Methodology 4 Results and Discussion 5 Conclusion References Optimization of EDM Process Parameters Using GRA & Taguchi Method 1 Introduction 2 Literature Survey 3 Experimental Setup 3.1 Taguchi Method 3.2 Inference from Taguchi Method 4 Using Grey Relational Analysis (GRA) to Verify Optimized Values 4.1 Inference from GRA 4.2 Conformation Test 5 Result 6 Conclusion References A Model for Integrating Industry 4.0 and Lean Tools Using Critical Success Factors in Indian Manufacturing Industries 1 Introduction 2 Theoretical Background 2.1 Enablers for Lean Manufacturing 2.2 Enablers for Industry 4.0 2.3 Critical Success Factors(CSFs) for Integrating Lean and Industry 4.0 3 Research Model and Hypothesis 4 Conclusion References A Survey of Existing Maturity Models for Implementation of IoT in SMEs 1 Introduction 2 Literature Survey 2.1 IoT Concept and Its Enabling Technologies 2.2 IoT Assessment Tools 2.3 Maturity Models 2.4 Digital Readiness Index 2.5 Digital Maturity and Operational Performance 3 Analysis of Existing Maturity Models 3.1 Issues with Existing Maturity Models 3.2 Comparison of Existing Maturity Models 4 Conclusion References Sustainability Benefits and Barriers in the Integration of Additive Manufacturing with Industry 4.0 Practices—A Conceptual Framework 1 Introduction 2 Theoretical Background 2.1 Sustainability in Additive Manufacturing 2.2 Sustainability in Industry 4.0 2.3 Sustainable Integration of AM with Industry 4.0 3 Research Model and Hypotheses 4 Conclusion References A Socio-Economic Perspective of the Industry 4.0 Implementation in Indian MSMEs 1 Introduction 2 Literature Review 2.1 Industry 4.0 and Sustainability 2.2 Performance Measurement 2.3 Industry 4.0, TBL Sustainability 3 Research Methodology and Study Hypotheses 4 Results and Discussions 5 Conclusion References Application of the Theory of Inventive Problem Solving in Value Engineering Methodologies and Its Phases 1 Introduction 2 Literature Review 3 Concept of Value 4 Concept of TRIZ 5 Application of TRIZ Tools in Value Engineering Phases 6 Contradiction Matrix 7 Case Study 7.1 Contradiction 7.2 Altshuller’s 40 Principles of TRIZ 8 Conclusion References Understanding the Drivers and Barriers in the Implementation of IoT in SMEs 1 Introduction 2 Literature Review 3 Drivers and Barriers in Implementing IoT in SMEs 3.1 Detailed Description of Barriers 3.2 Detailed Description of Drivers 4 Conclusion References Study on Evolution of Hydrogen Gas Bubble on the Performance of the μ-ECDM Process 1 Introduction 2 Effect of Ohmic Resistance on ECDM Process 2.1 Optimum Inter Electrode Gap in ECDM Process 2.2 Effect of Current Density on ECDM Process 3 Bubble Coverage on Tool Electrode 4 Wettability and Surface State of Tool Electrode 4.1 Influence of Process Time on Bubble Stability 5 Conclusion References Machine Learning to Estimate Gross Loss of Jewelry for Wax Patterns 1 Introduction 2 Methodology 2.1 Creating the Data Set 2.2 Preparation of Data 2.3 Models 3 Results 4 Conclusion References Influence of Digitized Transforming Enablers on Manufacturing Performance in the Context of Economic Dimension of Sustainability 1 Introduction 2 Literature Review 2.1 Economic Dimension of Sustainability (EDS) and Its Indicators 2.2 Influence of DTE on Manufacturing Performance Through the Lens of EDS 3 Research Model and Hypotheses Development 3.1 Research Model Development 3.2 Linking DTE Implementation, EDS, and Manufacturing Performance 4 Conclusion References Automation Automation on Industrial Monitoring System for Salt Spray Test 1 Introduction 2 Literature Survey 3 Methodology 3.1 Selection of Parameters 3.2 Design and Testing 4 Conclusion References Enhancing Productivity of a Photometer Using Automation and Regression Analysis 1 Introduction 2 Literature Review and Problem Definition 3 Regression Study 4 Development of Mathematical Model 4.1 Theory 5 Methodology 6 Implementation of Automation 7 Conclusion References Development of IOT-Based Hybrid Helium Drone for Flight Time Enhancement 1 Introduction 2 Proposed New Drone Configuration 2.1 Proposed Drone Connectivity 2.2 Shape and Size of Helium Balloons 2.3 Power Requirements of Drone 2.4 Theoretical Analysis of Lifting Force 2.5 Theoretical Flight Time Analysis 2.6 Experimental Results 3 Conclusions References Operational Logic for Electronic Continuously Variable Transmission Using PID Control 1 Introduction 2 Literature Review 3 Methodology 3.1 Force Analysis 4 PID Implementation 4.1 Programme Code 5 Results and Discussion 6 Conclusion References Smart Social Distancing Robot for COVID Safety 1 Introduction 2 Methodology 2.1 Path Detection 2.2 Distance Sensing and Obstacle Detection 2.3 Maintenance of Social Distancing 2.4 Movement of the Robot 2.5 Software for Robot 3 Results and Discussions 3.1 Hardware Model of the Robot 3.2 Obstacle Detection 3.3 Crowd Control Alerting 4 Conclusions References Simulation of Hybrid Energy Systems Using Historical Meteorological Data of Location 1 Introduction 2 Literature Survey 3 Methodology 3.1 Solar Energy System 3.2 Wind Energy System 3.3 Weather Prediction for Design of Hybrid Energy System 4 Results and Discussion 4.1 Experimental Setup Sizing 4.2 Genetic Algorithm for Weather Prediction Studies 4.3 Code Output 5 Conclusions References Design and Prototyping of a Trekking Smart Backpack 1 Introduction 2 Literature Review 3 Features of the Backpack 3.1 Water Purification System 3.2 Electricity Generation System 3.3 Portable Chair 3.4 Mosquito Repellent 3.5 LED Lighting 4 Design Calculations 4.1 Calculations for Human Walking Ergonomics 4.2 Calculations for Battery 4.3 Force on Human Hand 4.4 Calculations for Water Purifier 4.5 Calculations for Heater of Mosquito Repellent 4.6 Calculations for USB Port 4.7 Calculations for LEDs 4.8 Total Input and Output Power Comparison 5 Conclusion References Numerical Validation of Thrust Produced by Remotely Operated Vehicle 1 Introduction 2 Propeller Testing 2.1 3D Printing 2.2 Test Jig and Results 3 CFD Analyses 3.1 Method of Analyses 3.2 Model Preparation 3.3 Mesh Generation 3.4 Setup for Analysis 3.5 Results and Observations 3.6 Error Speculations 4 Conclusions References Design of Gripper Arm for a Robot Trolley 1 Introduction 2 Literature Review 3 Design and Analysis of the Robotic Arm 4 Design and Analysis of the Gripper 5 Conclusion References Materials Experimental Investigation of Sound Absorbing Materials 1 Introduction 2 Statement of Problem 3 Objectives 4 Research Methodology 4.1 Geometry Selection 4.2 Software Analysis 4.3 Experimental Analysis 5 Results and Discussion 6 Conclusion 7 Future Scope References Improvement of Quality in Adhesive Mass Coating Process Using Statistical Process Control 1 Introduction 2 Literature Review 3 Methodology 3.1 Tracking Critical to Quality Parameters 3.2 Performing Process Failure Modes and Effect Analysis (FMEA) 3.3 Data Analysis Minitab Phase 1 3.4 Data Collection and Analysis 3.5 Test Runs 3.6 Data Analysis Minitab Phase II 4 Conclusion References Study of Properties of Aluminium Composites Reinforced with Triple Reinforcements 1 Introduction 2 Materials and Methods 3 Fabrication and Effect on Properties 4 Conclusion References Optimization of Machining Parameters for Surface Roughness in the End Milling of Hybrid Composite Using Response Surface Methodology 1 Introduction 2 Fabrication of a Hybrid Composite Based on Glass and Carbon Fibres 3 Experimental Work 4 Results and Discussion 4.1 Effect of Process Parameters and Their Interaction on Surface Roughness 4.2 Mean Effect and Optimization of Machining Parameters Using RSM 5 Conclusion References Effect of Agro Waste Reinforcements on the Mechanical Properties of Aluminium Composites 1 Introduction 2 Materials and Methods 3 Fabrication and Effect on Properties 3.1 BLA Reinforcements 3.2 CSA Reinforcements 3.3 GSA Reinforcements 3.4 RHA Reinforcements 3.5 SBA Reinforcements 3.6 CCA, MSA, PKP, CDA and LBA Reinforcement 4 Conclusion References Fabrication of Fibre-Reinforced Composites Using Vacuum Infusion Process and Testing 1 Introduction 2 Fabrication of FRP Composite Using Vacuum Infusion Process 2.1 The Following Steps Were Followed, While Making the Composite Samples 3 Results and Discussion 4 Conclusion References Optimization of Process Parameters in CNC Turning of Hastelloy C276 Through Taguchi Method 1 Introduction 2 Materials and Method 3 Experimentation and Results 4 Conclusion References Experimental Investigation, Modeling, and Optimization of Cutting Forces in Dry Hard Turning 1 Introduction 2 Problem Statement 3 Material, Cutting Conditions, and Experimental Design 3.1 Material 3.2 Cutting Tool and Cutting Conditions 3.3 Experimental Design 4 Results and Discussion 4.1 Optimization of Cutting Parameters 4.2 Model Validation 5 Conclusion References Process Optimization Using Design of Experiments on Rubber–Metal Bonded Products Using Full Factorial Method 1 Introduction 2 Full Factorial in Transfer Molding 2.1 Product Specifications and Customer Requirements 2.2 L9Orthogonal Array Calculation and Observations 3 Response Optimization 3.1 Considering Static Stiffness, Bonding Strength, and Hardness 3.2 Considering Only Hardness and Static Stiffness 4 Relationship of the Output Parameters Against the Input Factors (Time and Temperature) Using Contour Plot Analysis 4.1 Contour Plot of Static Stiffness Verus Time and Temperature 4.2 Contour Plot of Hardness Versus Time and Temperature 4.3 Contour Plot of Bonding Versus Time and Temperature 5 Conclusion References Predictive Modelling of Cutting Force in the Machining of Duplex Stainless Steels Using Artificial Neural Network 1 Introduction 2 Materials and Method 2.1 Experimental Process 2.2 Artificial Neural Network (ANN) Modelling 3 Results and Discussion 4 Conclusion References Impact of Process Parameters on Machining-Induced Micro-Hardness in Dry End Milling of Inconel 625 Using Coated Tool 1 Introduction 2 Experimental Procedure 3 Results and Discussion 4 Conclusion References Design Design and Development of Vacuum Frying Machine for the Production of High-Quality Fried Products 1 Introduction 2 Material and Methods 2.1 Constructional Feature of Vacuum Fryer 2.2 Outer and Inner Shell 2.3 Lead with the Modified Design Having a DC Motor 2.4 Pressurization Valve 2.5 Circulatory Valve 2.6 Oil Container and Vacuum Pump 2.7 Control Panel and Supporting Table 3 Working 4 Results and Discussion 4.1 Design and Development 4.2 Stress Analysis 4.3 Design and Development of Circulatory and Pressurization Valve 4.4 Design and Development of Lead 4.5 Design of Oil Container 5 Conclusion References Comparison of Methods for Predicting Muscle Activations and Knee Joint Contact Forces During Squatting Using OpenSim 1 Introduction 2 Methods 3 Results 4 Discussion 5 Conclusion References Seal Face Design of Dry Running Seal Assembly to Reduce Gas Leakage 1 Introduction 2 Process of Seal Design 2.1 Design Conditions 2.2 Seal Face Size 2.3 Design of Rotor Dimension 2.4 Stator Structure 3 Gas Film Stiffness 4 Leakage Rate 5 Conclusion References Analysis of Railway Box Bridge for the Efficient Movement of Trains and Locomotives 1 Introduction 2 Geometry of Box Bridge 3 Methodology 3.1 Calculation of MDM Method 3.2 Analysis of Box Bridge Using Staad Pro Software 4 Load Intensity Calculation 5 Results and Discussion 6 Conclusion References CFD Analysis of Air-Swirl Burner 1 Introduction 2 Methodology 2.1 Geometry 2.2 Meshing 2.3 Models Used for the Simulation 2.4 Boundary Conditions 2.5 Results 3 Conclusion References Design of an Electronic Continuously Variable Transmission Actuation Mechanism to Optimize Efficiency 1 Introduction 2 Literature Review 3 Methodology 3.1 Construction and Working 3.2 Design of Lead Screw and Nut 3.3 Design of Motor Mount 3.4 Design of Fork and Nut Assembly 4 Material Selection for Various Components 5 Analysis and Discussion 5.1 CVT-Primary Mechanism 5.2 CVT-Secondary Mechanism 6 Conclusion References Design and Development of Electromagnetic Braking System in Automobiles 1 Introduction 1.1 Literature Survey 2 Mathematical Model 3 Design of Electromagnetic Braking System 4 Experimental Setup 5 Conclusion References Comparative Study of Maldistribution on a AEL Design of Shell and Tube Heat Exchanger Using Conventional and Inline Nozzle Position 1 Introduction 2 Model Description 2.1 Physical Model 2.2 Meshing 2.3 Solver Setting 3 Results and Discussion 3.1 Validation of the Simulated Result 3.2 Maldistribution Analysis 4 Conclusions References Design and Analysis of a Compliant Displacement Amplification Mechanism 1 Introduction 2 Materials and Method 3 Design and Analysis 3.1 Design of the Input Section 3.2 Design of the Output Section 3.3 FEA Analysis of Design-1 3.4 FEA Analysis of Design-2 3.5 Optimization of Parallel Motion Flexure 4 Conclusion References Design and Development of an Indexing Drill Jig for Currency Counting Machine 1 Introduction 2 Methodology 2.1 Design Approach 2.2 Design Iterations 3 Results and Discussion 3.1 Trial Run 3.2 Results 4 Conclusion References Performance Testing of Parabolic Dish Type Solar Cooker with Dust Accumulation 1 Introduction 2 Dust Accumulation on Reflectors 3 Materials 4 Methodology for Assessment of Effect of Dust 5 Experiment Set Up 6 Reflective Materials with Accumulation of Dust 7 Testing Procedure for Experiment on Solar Reflectors 8 Tolerance of Various Reflective Materials to Dust 9 Conclusion References Performance Optimization of an Air Heater with Delta Flow Obstructions: A Taguchi Approach 1 Introduction 2 Materials and Methods 2.1 Numerical Technique for Analysis of Thermal and Hydraulic Performance Parameter of Air Heater with Delta Flow Obstruction 2.2 Evaluation of Thermo-Hydraulic Performance Parameter Using Numerical Data 2.3 Validation of the Computational Fluid Dynamics (CFD) Model 2.4 Taguchi Approach for the Optimization of Delta Flow Obstruction 3 Results and Discussions 3.1 Validation of the CFD Model with Predictions from Empirical Correlations and Literature Experimental Results 3.2 Thermo-Hydraulic Performance Optimization of a Delta Flow Obstruction Using the Taguchi Method 4 Conclusions References Increase in Solar Panel Efficiency by the Use of Easy Mirror and Cooling Gadget 1 Introduction 2 Literature 3 Methodology 3.1 Reflecting Mirrors 3.2 Cooling Mechanism 3.3 Experimental Setup 4 Design and Components 5 Data Analysis 5.1 Without Mirrors and Without Cooling 5.2 With Mirrors 5.3 With Cooling 6 Experimental Work 7 Result 8 Conclusion References Structural Analysis of Endodontic Restorations 1 Introduction 2 Forces Acting on a Molar Tooth 3 Material Properties 4 Commonly Used Teeth Terminologies 5 Finite Element Analysis 5.1 FEA of Ceramic 5.2 FEA of Zirconia 6 Experimental Testing 6.1 Experimental Testing of Ceramic Molar Tooth 6.2 Experimental Testing of Zirconia Molar Tooth 7 Conclusions References Experimental Analysis of Sprayer for Horticulture and Orchards 1 Introduction 1.1 Various Spray Pumps Available in Market 1.2 Knapsack Sprayer 1.3 Knapsack Pump 1.4 Mist Dust Sprayer 1.5 Orchard Sprayers 2 Problem Analysis of Present System of Spraying Technique Used in Agriculture 3 Material and Methods 3.1 Various Components of Proposed HTP Sprayer 3.2 Economic Analysis of Sprayer 3.3 Fabrication Cost 3.4 Experimentation of HTP Sprayer 4 Result 5 Conclusion References Computational Estimation of Air Flow Parameters of an Outdoor Air Purifier 1 Introduction 2 CFM Estimation for the Air Purifier 3 Static Pressure Drop Calculations 3.1 Pressure Drop Across the Ionizer/Skirt 3.2 Pressure Drop Across UVPCO 3.3 Pressure Drop Across the Plasma and the HEPA Filters 3.4 Pressure Drop Across the Roof 3.5 Total Pressure Drop 4 Selection of Inline Fan 5 Conclusion References Computational Fluid Dynamics Analysis of Delta Wing 1 Introduction 2 Materials and Methods 2.1 Wing Design Parameters 2.2 CFD Analysis 2.3 Selection of Aerofoil 2.4 CFD Analysis 2.5 Report Generation 3 Result and Discussion 4 Conclusion References Design of a Passive Assistive Exoskeleton for Improving Overall Worker Productivity in Industries 1 Introduction 1.1 The Following Considerations Were Taken up, While Creating the Design of the Exoskeleton 2 Literature Review 3 Industrial Feedback 3.1 Summary of Feedback 4 Methodology 4.1 4-Bar Mechanism 4.2 CAD Design 4.3 Design Components 5 Material Selection 6 Analysis 6.1 Software Used 6.2 Forces Acting on the Links 6.3 Results 7 Future Scope 8 Conclusion References Design and Shape Optimization of a NACA0018 Airfoil Vertical Axis Wind Turbine for Highway Applications 1 Introduction 2 Literature Review 3 Methodology 4 Results and Discussions 5 Conclusion References Performance Optimization of Steam Ejector Using CFD Analysis 1 Introduction 2 Literature Review 3 Problem Definition 4 Objectives of the Research 5 Materials and Methods 5.1 Model Verification 6 Optimization of Model 6.1 Model A 6.2 Model B 6.3 Model C 7 Mathematical Modeling 8 Results and Discussions 8.1 Entrainment Ratio (ω) 8.2 Pressure, Temperature, and Efficiency 9 Conclusion 10 Future Research References Author Index