压力容器是许多工业领域的关键设备，自增强技术是提高压力容器安全性和承载能力的有效措施。本书从本质和机理出发，对压力容器的自增强技术进行了全面、系统的研究，重点介绍了自增强压力容器的结构原理、力学性能和设计方法；发现了许多有学术意义和实用价值的现象和相关规律，建立了自增强技术的新理论，并提出了新的自增强技术；研究了以热应力作为预应力的自增强技术。书中给出了大量的公式、图表和应用实例，以方便对自增强理论和技术的理解和应用；同时提出了许多能够充分保证压力容器的安全性、极大提高其承载能力的方法与措施。
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Contents
Foreword
CHAPTER 1 Study on Elastic-Plastic Mechanical Stresses in Cylindrical Pressure Vessels 1
1.1 Introduction 1
1.2 Studies of Elastic Stresses 2
1.3 Analysis of Elastic-Plastic Stresses 7
1.4 Chapter Summary 17
References 20
CHAPTER 2 Mechanical Autofrettage Technology Based on Tresca Yield Criterion 21
2.1 General Study on Mechanical Autofrettage Technology 21
2.1.1 In General Forms 22
2.1.2 The Critical Radius Ratio 33
2.1.3 The Optimum Plastic Depth kj* (kj is Written as kj*) 34
2.1.4 The Results When kj = kj* 35
2.2 Mechanical Autofrettage Technology Under Entire Yield State 41
2.3 Mechanical Autofrettage Technology with Radius of Elastic-Plastic Juncture Being Arithmetic Mean Radius of Inside Radius and Outside Radius 46
2.4 Mechanical Autofrettage Technology with Radius of Elastic-Plastic Juncture Being Geometrical Mean Radius of Inside Radius and Outside Radius 52
2.5 Mechanical Autofrettage Technology with Minimum Equivalent Total Stress on Elastic-Plastic Juncture 56
2.6 Comparison Between Three Cases 70
2.7 Chapter Summary 77
References 81
CHAPTER 3 Mechanical Autofrettage Technology Based on Mises Yield Criterion 83
3.1 General Study on Mechanical Autofrettage Technology 83
3.1.1 In General Forms 83
3.1.2 The Critical Radius Ratio 98
3.1.3 The Optimum Plastic Depth kj* (kj is Written as kj*) 99
3.1.4 The Results When or k2 lnk2 100
3.2 Mechanical Autofrettage Technology Under Entire Yield State 109
3.2.1 The Residual Stresses 109
3.2.2 The Total Stresses 111
3.3 Mechanical Autofrettage Technology with Radius of Elastic-Plastic Juncture Being Arithmetic Mean Radius of Inside Radius and Outside Radius 117
3.4 The Solutions with Radius of Elastic-Plastic Juncture Being Geometrical Mean Radius of Inside Radius and Outside Radius 127
3.5 The Solutions with Minimum Equivalent Total Stress on Elastic-Plastic Juncture 133
3.6 Comparison Between the Three Cases 146
3.6.1 k = 2.5 > kc 147
3.6.2 k = 2 < kc 150
3.7 Chapter Summary 153
References 157
CHAPTER 4 Mechanical Autofrettage Technology by Limiting Circumferential Residual Stress Based on Mises Yield Criterion 159
4.1 The Optimum Plastic Depth When Circumferential Residual Stress on the Inside Surface Controlled 159
4.2 The Distribution of Residual Stresses When Circumferential Residual Stress on the Inside Surface Controlled 166
4.2.1 General Discussion 166
4.2.2 The Residual Stresses for Entire Yield 176
4.2.3 The Residual Stresses with Radius of Elastic-Plastic Juncture Being Arithmetic Mean Radius of Inside Radius and Outside Radius 177
4.2.4 The Residual Stresses with Radius of Elastic-Plastic Juncture Being Geometrical Mean Radius of Inside Radius and Outside Radius 179
4.2.5 The Residual Stresses When Equivalent Total Stress on Elastic-Plastic Juncture is the Minimum 180
4.3 The Total Stresses and the Load-Bearing Capacity When Circumferential Residual Stress on the Inside Surface Controlled 186
4.4 Control Circumferential Total Stress Directly 196
4.5 Chapter Summary 198
References 202
CHAPTER 5 Mechanical Autofrettage Technology Under Low Load 203 5.1 Introduction 203
5.2 The Optimum Plastic Depth 204
5.3 Analysis of Residual Stresses Under the Optimum Plastic Depth 208
5.4 Analysis of the Stresses Caused by Internal Pressure and Total Stresses 219
5.5 Analysis of the Effect of Load Ratio (λ) and Plastic Depth (kiλ) 228
5.6 Analysis of Load-Bearing Capacity 234
5.6.1 Based on Tresca Criterion 234
5.6.2 Based on Mises Criterion 237
5.7 Chapter Summary 240
References 244
CHAPTER 6 Summary of Implement Methods and Their Characteristics of Mechanical and Thermal Autofrettage Technology 245
6.1 Implement Methods and Characteristics of Mechanical Autofrettage Technology 245
6.2 Implement Methods and Characteristics of Thermal Autofrettage Technology 248
References 255
CHAPTER 7 Thermal Autofrettage Technology Based on Tresca Yield Criterion 257
7.1 Introduction 257
7.2 Derivation of Thermal Stresses 258
7.3 The Characteristics of the Thermal Stresses 265
7.4 The Analysis of Total Stresses and Investigation of Optimum Operation Conditions 273
7.5 Examples 284
7.6 The Total Stresses Under Optimum Operation Conditions 296
7.7 Chapter Summary 302
References 306
CHAPTER 8 Thermal Autofrettage Technology Based on Mises Yield Criterion 307
8.1 The Analysis of Thermal Stresses 307
8.2 The Analysis of Total Stresses and Investigation of Optimum Operation Conditions 309
8.3 Examples 331
8.4 Chapter Summary 345
References 348
Nomenclature 349
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