基於相變場的金屬材料損傷研究及工程應用 (英文) 吳通 9787112309931 【台灣高等教育出版社】

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書名：基於相變場的金屬材料損傷研究及工程應用 (英文)
ISBN：9787112309931
出版社：中國建築工業
著編譯者：吳通
頁數：190
所在地：中國大陸 *此為代購商品
書號：1737259
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內容簡介

本書研究基於相變場的馬氏體不鏽鋼損傷斷裂相關內容。在熱力學框架下，通過多尺度數值模擬手段與物理試驗相結合的技術手段，系統地研究了金屬材料延性損傷，彈塑性本構問題。物理試驗部分主要用於明確相變過程中金屬材料各相變化，而數值模擬部分基於物理試驗，使用Castem有限元軟體進行模擬學習。基於數值模擬結果，系統性地提出材料本構、損傷機理，明晰了馬氏體不鏽鋼相變的基本規律。本書發展了馬氏體不鏽鋼損傷基礎理論，在提高材料性能、減少設計缺陷及失效、優化工藝設計、延長產品壽命及安全評估等方面具有重要的應用價值。

作者簡介

吳通，工學博士，中國核工業集團核工業計算機應用研究所首席專家，中國核學會數字化與人工智能分會副秘書長，工信部工業大數據分析和集成應用重點實驗數字李生專業技術委員會委員；主要從事核工業的數字化轉型、工業軟體自主化、數字李生和人工智能技術的應用研究。

目錄

Abstract
Contents
Nomenclature
Chapter 1 Introduction
Chapter 2 Martensitic Stainless Steel and Solid state Phase Transformation
2 1 Introduction
2 2 Martensitic stainless steel and 15 5PH
2 3 Phase transformation of martensitic steel
2 3 1 Phase transformation of austenite during heating
2 3 2 Phase transformation of martensite during cooling
2 3 3 Main factors of influence on transformation
2 3 4 Phase transformation models
2 4 Austenitic grain size and its influences
2 4 1 Grain size calculation model
2 4 2 Effect on mechanical properties
2 5 Measurement of phase proportions
2 6 Phase transformation induced plasticity (TRIP)
2 6 1 TRIP mechanisms
2 6 2 TRIP models
2 7 Multiphase mechanics and models
2 7 1 Formulation of the problem
2 7 2 Mechanical models of multiphase
2 8 Summary
Chapter 3 Damage Mechanics and Welding Damage
3 1 Introduction
3 2 Phenomenological aspects
3 2 1 Damage variable
3 2 2 Effective stress
3 2 3 Strain equivalence principle
3 2 4 Damage measurement
3 3 Thermodynamics of isotropic damage
3 3 1 State potential
3 3 2 Dissipation potential
3 3 3 Triaxiality and damage equivalent stress
3 3 4 Threshold and critical damage
3 4 Ductile damage models
3 4 1 Introduction
3 4 2 Models based on porous solid plasticity
3 4 3 Models based on continuum damage mechanics
3 4 4 Anisotropic damage
3 4 5 Conclusion
3 5 Welding damage
3 5 1 Introduction
3 5 2 Heat affected zone (HAZ) of weld
3 5 3 Damage and cracking induced by welding
3 6 Summary
Chapter 4 Evolution Damage Multiphase Modelling
4 1 Introduction
4 2 Definition of damage in multiphase
4 3 A proposed damage equation
4 4 Constitutive equations of mesoscopic model in multiphase
4 4 1 State potential
4 4 2 Dissipation potential
4 5 Constitutive equations of two scale multiphase model
4 5 1 Introduction
4 5 2 Strain localization
4 5 3 Mechanics in martensite
4 5 4 Mechanics in austenite
4 5 5 Memory effect during phase change
4 5 6 Stress and damage homogenization
4 5 7 An example in one dimension
4 6 Conclusion
Chapter 5 Experimental Study and Identification of Damage and Phase Transformation Models
5 1 Introduction
5 2 Design of specimens
5 3 Experimental devices
5 4 Measurement
5 4 1 Temperature
5 4 2 Force and displacement
5 4 3 Stress
5 4 4 Strain
5 4 5 Damage
5 5 Digital image correlation (DIC)
5 6 Experimental programs
5 6 1 Round bar tests
5 6 2 Tensile tests of flat notched specimen
5 7 Experimental results and identification of parameters
5 7 1 Thermal and metallurgical data
5 7 2 Mechanical data
5 7 3 Identification of parameters of transformation plasticity model
5 7 4 Identification of parameters of damage model
5 7 5 Comparative analysis of flat notched specimen
5 8 Microstructure characterization of 15 5PH
5 9 Conclusion
Chapter 6 Numerical Simulation and Implementation of Constitutive Equations
6 1 Introduction
6 2 Metallurgical calculation
6 2 1 Phase transformation calculation
6 2 2 Grain size calculation
6 2 3 Calculation of transformation plasticity
6 3 Numerical implementation of the two scale model
6 3 1 Introduction
6 3 2 Algorithm
6 4 Numerical verification of the models
6 4 1 Phase transformation and transformation plasticity verification
6 4 2 Numerical verification of flat notched bars
6 5 Simulation of a disk heated by laser
6 5 1 Introduction
6 5 2 Finite element simulation
6 5 3 Thermal and metallurgical results
6 5 4 Mechanical results
6 6 Conclusion
Chapter 7 Conclusions and Perspectives
Bibliography
Appendix A Experimental Devices
A 1 Strain and stress measurements
A 2 Microscopic equipments
Appendix B Experimental Resul
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