Introduction to Mechanical Engineering

Abstract

1. THE MECHANICAL ENGINEERING PROFESSION 1.1 Overview 1.2 What Is Engineering? 1.3 Who Are Mechanical Engineers? 1.4 Career Paths 1.5 Typical Program of Study Summary Self-Study and Review Problems References 2. PROBLEM-SOLVING AND COMMUNICATION SKILLS 2.1 Overview 2.2 An Error of Units on the Way to Mars 2.3 Unit Systems and Conversions 2.4 Significant Digits 2.5 Dimensional Consistency 2.6 Estimation in Engineering 2.7 Presenting Engineering Calculations 2.8 Communication Skills in Engineering Summary Self-Study and Review Problems References 3. FORCES IN STRUCTURES AND MACHINES 3.1 Overview 3.2 Forces in Rectangular and Polar Forms 3.3 Resultant of Several Forces 3.4 Moment of a Force 3.5 Equilibrium of Forces and Moments 3.6 Design Application: Rolling-Element Bearings Summary Self-Study and Review Problems References 4. MATERIALS AND STRESSES 4.1 Overview 4.2 Tension and Compression 4.3 Material Response 4.4 Shear 4.5 Engineering Materials 4.6 Factor of Safety Summary Self-Study and Review Problems References 5. FLUIDS ENGINEERING 5.1 Overview 5.2 Properties of Fluids 5.3 Pressure and Buoyancy Force 5.4 Laminar and Turbulent Fluid Flows 5.5 Fluid Flow in Pipes 5.6 Drag Force 5.7 Lift Force Summary Self-Study and Review Problems References 6. THERMAL AND ENERGY SYSTEMS 6.1 Overview 6.2 Mechanical Energy, Work, and Power 6.3 Heat as Energy in Transit 6.4 Energy Conservation and Conversion 6.5 Heat Engines and Efficiency 6.6 Case Study 1: Internal-Combustion Engines 6.7 Case Study 2: Electrical Power Generation 6.8 Case Study 3: Jet Engines Summary Self-Study and Review Problems References 7. MOTION AND POWER TRANSMISSION 7.1 Overview 7.2 Rotational Motion 7.3 Design Application: Gears 7.4 Speed, Torque, and Power in Gearsets 7.5 Simple and Compound Geartrains 7.6 Design Application: Belt and Chain Drives 7.7 Planetary Geartrains Summary Self-Study and Review Problems References 8. MECHANICAL DESIGN 8.1 Overview 8.2 High-Level Design 8.3 Manufacturing Processes 8.4 Patents in Engineering 8.5 Case Study in Conceptual Design: Mousetrap-Powered Vehicles 8.6 Case Study in Computer-Aided Design: Noninvasive Medical Imaging 8.7 Case Study in Machine Design: The Hydra-Matic Transmission Summary Self-Study and Review Problems References A Greek Alphabet B Trigonometry Review Index