Of Engineering Mechanics: Qiwei, He Xiangdong ed Publication date: 2015
Series items: Introduction to the textbook of the "Twelfth Five-Year Plan" for general higher education. Engineering Mechanics is divided into two parts: statics and material mechanics. The content of statics includes: basic concepts of statics and analysis of force on objects, calculation of moments of force to point, moments of force to axis, and moment vectors of force to point. Contents of Material Mechanics: Basic concepts of material mechanics, axial tension and compression, shear and compression, torsion, calculation of bending internal force and strength, calculation of bending deformation and stiffness, theory of stress state and strength, Strength calculation, the pressure bar is stable.
Introduction Introduction Section 1 Tasks of Engineering Mechanics Section 2 Overview of Development of Engineering Mechanics Section 3 Classification of Mechanics Section 4 Research Contents of Engineering Mechanics Chapter 1 Basics of Rigid Body Statics Section 1 Forces and Rigid Body Axioms Section 3 Constraints and Binding Forces Section 4 Force Analysis of Objects and Exercise Diagrams Chapter 2 Plane Force System The Projection of the First Section Force on the Axis and the Moment of Force to Point Simplification of the third section of the plane force system. Simplification of the fourth section of the plane force system. Equilibrium conditions and balance equations. Section five. Application examples of the plane force system's balance equations. Section Sliding Friction and Its Balance Problem Exercises Chapter Three Space Force System Projection of the First Section Force on the Space Rectangular Coordinate Axis Second Section Force-to-Axis Moment and Force-to-Point Moment The Balance Equation of the Third Section Space Force System and It applies the fourth section of the center of parallel force system and the center of gravity. The fourth chapter is the basic concepts of material mechanics. The first section is the task of material mechanics. The second section is deformed solids and its basic assumptions. The third section is internal force section method. change Basic Form Exercises Chapter 5 Tension and Compression Concept and Examples of Axial Tension and Compression in the First Section Axial Tension and Compression in the Second Section Calculation of deformation of members Section 4 Mechanical properties of materials under tension and compression Section 5 Permissible stress strength conditions Section 6 Statically indeterminate problems of simple tension and compression Section 7 Concept of stress concentration Exercises 〖1〗 〖1〗 Contents of Engineering Mechanics Chapter 6 Shearing and Extrusion Section 1 Concept of Shearing and Practical Calculations Section 2 Concept of Extrusion and Practical Calculations Chapter 7 Twisting Section 1 Concepts and Examples of Twisting Section 1 Section 2 External Force Moment and Torque Diagram Section 3 Pure Shear and Shear Hook's Law Section 4 Stress and Deformation of Circular Shaft torsion Section 5 Strength and Stiffness Conditions of Circular Shaft torsion Section 6 Torsion of Rectangular Section Bar Concept of Section 7 Torsion Statically Indeterminate Problem Exercises Chapter 8 Calculation of Bending Internal Force and Strength Section 1 Concept and Example of Plane Bending Section 2 Internal Force of Beam-Shear Force and Bending Moment Section 3 Shear Diagram and Bending Moment Diagram Relation between load concentration, shear force and bending moment The fifth section is the normal stress on the beam cross section in pure bending. The sixth section is the bending normal stress intensity conditions of the beam and its application. The seventh section is the bending shear stress. The eighth section is the measure to improve the bending strength of the beam. Stiffness calculation Differential equations for the deflection and rotation angle of the first section of the beam Second section of the differential curve of the deflection curve The third section uses the integral method to determine the beam deformation The fourth section uses the superposition method to determine the beam deformation The fifth section of the beam stiffness check improves the beam stiffness The main measures of Section VI. Solutions to Simple Statically Indeterminate Beams. Chapter 10. Stress State and Strength Theory. Section I outlines the analysis of plane stress state in Section 2. The analytical method. Stress circle Section IV Introduction to three-way stress state Section V Generalized Hook's law Section VI Strength theory exercises Chapter 11 Strength calculation of rods in combined deformation Section 1 Concepts and examples of combined deformation Section 2 Bending and pulling Combination of extension (compression) Section III Combination of bending and torsion Exercises Chapter 12 Stability of compression rods Section 1 Overview of the second section Critical load of hinged slender rods at both ends Section 3 Pressure rods under different constraints Critical Charge IV critical stress critical stress total compliance FIG plunger V VI measures to improve the stability calculation stability of column Exercises Appendix A Appendix hot-rolled steel sheet (GB / T 706-2008)
Appendix B. Table of geometric properties of simple cross-section graphics. Appendix C. Deformation of beams under simple loads. Appendix D. Mechanical properties of main materials. Appendix E. Exercises. Answers. References.