作者：李伟编著
页数：301页
出版社：北京理工大学出版社
出版日期：2022
ISBN：9787576308648
电子书格式：pdf/epub/txt
内容简介
随着现代机械向高速、重载、轻量化方向发展，疲劳失效事故层出不穷。因此，分析机械产品的疲劳失效模式，了解其失效机理，进而开展疲劳强度/寿命设计，对于提高机械产品的结构完整性具有重要的工程意义。 本书重点介绍了安全、可靠和经济产品的工程疲劳设计理论，包括疲劳设计方法、疲劳失效机理、应力疲劳、应变疲劳、疲劳裂纹扩展、缺口疲劳、变幅疲劳和环境疲劳。应注意的是，这些设计方法已成功应用于实际工程结构的疲劳设计和寿命预测/评估。 本书可作为高等工程院校机械工程或能源动力工程专业的研究生和高年级本科生的教材。它也可为汽车、航空航天、铁路、船舶等工程领域的研究人员和实践工程师提供重要参考。
目录
Chapter 1 Introduction
1.1 Mechanical Failure Modes
1.1.1 Excessive deformation
1.1.2 Ductile fracture
1.1.3 Brittle fracture
1.1.4 Thermal shock
1.1.5 Creep
1.1.6 Relaxation
1.1.7 Wear
1.1.8 Buckling
1.1.9 Corrosion
1.1.10 Stress corrosion cracking
1.1.11 Fatigue failure
1.2 Importance of fatigue
1.3 History overview of fatigue
1.4 Summary
Problems
References
Chapter 2 Fatigue design method
2.1 Fatigue design method
2.1.1 Equipment design
2.1.2 Model design
2.1.3 Product design
2.1.4 Design to standard
2.2 Life prediction model
2.2.1 Stress-life model
2.2.2 Strain life model
2.2.3 Fatigue crack growth model
2.2.4 Two stage model
2.3 Fatigue design criteria
2.3.1 Infinite life design
2.3.2 Safety life design
2.3.3 Failure safety design
2.3.4 Damage tolerance design
2.4 Testing and analysis
2.4.1 Analysis and testing
2.4.2 CAE and digital prototype
2.4.3 Service inspection
2.5 Statistics and reliability
2.5.1 Definition of statistics and reliability
2.5.2 Reliability design concept
2.5.3 Main contents of reliability design
2.5.4 Methods and steps of reliability design
2.5.5 Statistical basis of reliability design
2.6 Summary
Problems
References
Chapter 3 Fatigue failure mechanisms
3.1 Macroscopic characteristics of fatigue failure
3.1.1 Macroscopic morphology of fatigue fracture surface
1.1 Mechanical Failure Modes
1.1.1 Excessive deformation
1.1.2 Ductile fracture
1.1.3 Brittle fracture
1.1.4 Thermal shock
1.1.5 Creep
1.1.6 Relaxation
1.1.7 Wear
1.1.8 Buckling
1.1.9 Corrosion
1.1.10 Stress corrosion cracking
1.1.11 Fatigue failure
1.2 Importance of fatigue
1.3 History overview of fatigue
1.4 Summary
Problems
References
Chapter 2 Fatigue design method
2.1 Fatigue design method
2.1.1 Equipment design
2.1.2 Model design
2.1.3 Product design
2.1.4 Design to standard
2.2 Life prediction model
2.2.1 Stress-life model
2.2.2 Strain life model
2.2.3 Fatigue crack growth model
2.2.4 Two stage model
2.3 Fatigue design criteria
2.3.1 Infinite life design
2.3.2 Safety life design
2.3.3 Failure safety design
2.3.4 Damage tolerance design
2.4 Testing and analysis
2.4.1 Analysis and testing
2.4.2 CAE and digital prototype
2.4.3 Service inspection
2.5 Statistics and reliability
2.5.1 Definition of statistics and reliability
2.5.2 Reliability design concept
2.5.3 Main contents of reliability design
2.5.4 Methods and steps of reliability design
2.5.5 Statistical basis of reliability design
2.6 Summary
Problems
References
Chapter 3 Fatigue failure mechanisms
3.1 Macroscopic characteristics of fatigue failure
3.1.1 Macroscopic morphology of fatigue fracture surface
