波传播法解析结构振动（英文版 精）

　　本书中文名为《波传播法解析结构振动》，波传播法（WPA法）以四阶微分方程为基础，在方程推导和重构解析环节，始终采用时域空间指数函数，建立了解析结构振动的统一框架。本书聚焦结构“间断点”，分析波的传播、反射、衰减和波形转换。结合功率流理论，本书力图从梁、板、周期结构、TMD和激励源等基础单元入手，从结构波的微观视角开展结构动力学研究。WPA法是解析法的一种补充。本书阅读对象包括希望深入学习结构噪声、功率流理论和振动噪声控制等领域的本学生、研究生和工程设计人员。阅读本书需要具备一定的振动噪声基础理论知识和工程实践经验。

　　吴崇建，1960年10月生，博导，中国船舶集团减振降噪领域首席技术专家，我国某型常规潜艇总设计师，中国力学学会特邀理事，曾在英国南安普顿大学ISVR做访问学者／助理研究员，对减振降噪基础理论和工程应用有较深入的研究，获国家科技进步特等奖、一等奖各一次，获得“船舶设计大师”等荣誉称号。

1 The Basic Theory of Structure-Borne Noise
1.1 The Vibration Modes of Beams
1.1.1 Basic Equations
1.1.2 MATLAB Examples
1.2 The Vibration Modes of Plates
1.2.1 Basic Equations
1.2.2 Calculation Examples for Plates
1.2.3 The Natural Frequencies of Plates
1.3 Sound Pressure, Sound Power, and Sound Radiation Efficiency
1.3.1 Far-Field Sound Pressure
1.3.2 The Wave Number Transform Solution
1.3.3 Volume Velocity and Sound Pressure
1.4 Sound Power and Sound Radiation Efficiency
1.4.1 Basic Equations for the Radiation Mode Theory
1.4.2 Examples of Beam and Plate Structures
1.4.3 Radiation Efficiency in Terms of Radiation Modes
1.4.4 Radiation Efficiency in Terms of Structural Modes
1.4.5 Examples of the Calculation of Radiation Efficiency
References
2 Basic Theory of WPA
2.1 Challenges and Evolution of Analytical Method
2.2 Mathematical Description of WPA
2.2.1 Development History of WPA
2.2.2 Characteristic Function Expressed by Exponential Function
2.2.3 Coefficients of Response Function of Point Harmonic Force
2.2.4 Coefficients of Point Harmonic Bending Moment Response Function
2.2.5 Boundary Conditions
2.2.6 Analytical Reconstruction of Finite Beam
2.3 WPA for Analysis of Finite Simple Structures
2.3.1 WPA Expressions of Displacement, Shear Force, and Bending Moment
2.3.2 S-S Beam
2.3.3 C-C Beam
2.3.4 C-F Beam
2.3.5 Comparison Between WPA and Classical Analytical Method
2.4 Traceability and Characteristic Analysis of WPA
2.4.1 Traceability of WPA
2.4.2 Characteristics of WPA
2.5 Introduction to the Various Parameters in WPA
2.5.1 WPA and Mechanism Analysis
2.6 Shortcomings of WPA
2.7 Summary
References
3 Analysis of Plate Structure Using WPA Method
3.1 Introduction
3.2 Bending Vibration and Wave of Uniform Plate
3.3 Response of Infinite Plate Under Harmonic Force (Moment)
3.3.1 Response of an Infinite Plate Under Harmonic Force
3.3.2 Response of Infinite Plate Under Harmonic Moment
3.4 Wave Propagation in Infinite Plate at the Vertical Incidence of Bending Wave in Discontinuous Interface
3.4.1 Plate Simply Supported at the Middle
3.4.2 Plate Simply Supported at One End
3.4.3 Plate Firmly Supported at One End
3.4.4 Plate Free at One End
3.5 Wave Propagation When Bending Wave of Infinite Plate Is Incident on Discontinuous Interface
3.6 Forced Vibration of a Rectangular Plate with Both Ends Simply Supported
3.7 Analytical Solution Example for Vibration of a Plate Using WPA
3.8 WPA Method for Solving Structure Power Flow of Plate
3.9 Summary
References
4 WPA for Analyzing Complex Beam Structures
4.1 Research History and Methods of Complex Beam Structures
4.2 WPA Analysis of Elastic Coupled Beams
4.2.1 Establishment of WPA Expression
4.2.2 Boundary Conditions and Consistency Conditions
4.2.3 Vibration Response of Elastic Coupled Beam
4.3 Finite Arbitrary Multi-Supported Elastic Beam
4.3.1 Mechanical Model and WPA Expression
4.3.2 WPA Superposition Under Multi-Harmonic Force Excitation
4.4 Dynamic Response and Stress of Four-Supported Mast
4.4.1 Mechanical Model and WPA Expression
4.4.2 Analysis of Dynamic Stress of Four-Supported Mast
4.5 Periodic and Quasi-Periodic Structures
4.5.1 Properties of Periodic Structure
4.5.2 Properties of Quasi-Periodic Structure
4.6 Energy Transmission Loss Due to Flexible Tubes
4.6.1 Establishment of WPA Expression
4.6.2 Boundary Conditions and Consistency Conditions
4.6.3 Analysis of Dynamic Characteristics of Pipe Sections with Flexible Tubes
4.7 Double-Stage Vibration Isolation Device for Pipeline
4.7.1 Establishment of WPA Expression
4.7.2 Boundary Conditions and Consistency Conditions
4.8