Large-Amplitude Nonlinear Pure Standing-Wave Fields

定　價：￥62.00

作　者：	閔琦著
出版社：	清華大學出版社
叢編項：
標　簽：	暫缺

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ISBN：	9787302622277	出版時間：	2023-01-01	包裝：	平裝
開本：	16開	頁數(shù)：	136	字數(shù)：

內容簡介

　　本書用傳遞矩陣法分析了截面突變的分節(jié)駐波管和截面漸變的駐波管的失諧性質。同時，將傳遞矩陣法推廣用于分析截面逐漸變化的分節(jié)駐波管的失諧性質。在此基礎上，利用由大口徑高功率揚聲器和錐形口組成聲源，通過實驗研究了如何在均勻截面、突變截面和錐形截面駐波管中獲取大幅純駐波場的方法及所獲得的大振幅駐波場的非線性特性。此外，對這些駐波管中得到的大振幅純駐波場的非線性特性進行了比較實驗研究。研究結果為非線性駐波場理論的最終建立和非線性駐波場的實際應用提供了可靠的實驗依據(jù)。

作者簡介

　　閔琦，1972年12月生。物理學教授，理學博士。2010年從中國科學院聲學研究所馬大猷先生創(chuàng)立的九室博士畢業(yè)，獲理學博士學位，方向為物理聲學?，F(xiàn)擔任教育部物理學教學專業(yè)指導委員會西南地區(qū)委員、教育部大學物理教學專業(yè)指導委員會西南地區(qū)委員、紅河學院學術委員會專業(yè)委員會委員、紅河學院工學院學術委員會委員，同時擔任紅河學院物理學科學術領銜人以及紅河學院物理系教學團隊帶頭人。近年來，主持國家自然科學基金項目2項，參與國家自然科學基金項目3項以及中科院三期知識創(chuàng)新工程重要方向資助項目1項，以學術領銜人和專業(yè)帶頭人主持紅河學院學科建設、紅河學院教學團隊建設等校級項目多項。近年來，在國內外物理學、聲學知名學術期刊如《Journal of the Acoustical Society of America》、《Physics Letters A》、《Applied Acoustics》、《Acoustical Physics》、《聲學學報》、《物理學報》等同時以第一作者和通訊作者發(fā)表SCI、EI學術論文近20篇，并擔任國內外聲學頂級期刊《Applied Acoustics》和《聲學學報》審稿人。由科學出版社出版專著1部，機械工業(yè)出版社出版教材2部和中國科技大學出版社出版教材1部。

圖書目錄

Contents
Chapter 1Stepped Acoustic Resonator with an Abrupt Cross Section

1.1Introduction

1.2Transfer Matrix Method

1.3Experimental Setup

1.4Results

1.4.1Onestep Acoustic Resonator

1.4.2Twostep Acoustic Resonator

1.4.3Multistep Acoustic Resonator

1.5Conclusions

References

Chapter 2Acoustic Resonator with a Gradually Varying Cross Section

2.1Introduction

2.2Gradually Varying Shape and Sound Field

2.2.1Gradually Varying Geometric Shape

2.2.2Sound Field

2.3Transfer Matrix and Resonant Condition

2.3.1Transfer Matrix

2.3.2Resonant Condition

2.4Transfer Function and Phase

2.5Impedance

2.6Conclusions

References

Chapter 3Stepped Acoustic Resonator with a Smooth Transitional Section

3.1Introduction

3.2The Transfer Matrices of the Stepped Acoustic Resonator
with a Gradually Varying Crosssectional Area

3.3Transfer Function and Phase

3.4Impedance

3.5Conclusions

References

Chapter 4Largeamplitude Standingwave Fields in the Standingwave
Tube with a Uniform Cross Section
4.1Introduction

4.2Experimental Setup

4.3Results and Discussions

4.3.1Transfer Matrix and Resonance Frequencies

4.3.2Largeamplitude Standingwave Field Excited at Peak
Resonant Frequencies

4.3.3Largeamplitude Standingwave Field Excited at Valley
Resonant Frequencies

4.3.4Variation of the SPL of a Largeamplitude Standingwave
Field with the Driving Voltage

4.4Conclusions

References

Chapter 5Largeamplitude Standingwave Fields in the Stepped Standingwave
Tube with an Abrupt Cross Section
5.1Introduction

5.2The Stepped Standingwave Tube with Abrupt Cross Section

5.3Results and Discussions

5.3.1Transfer Function and Resonance Frequency

5.3.2Largeamplitude Sandingwave Fields Excited at Peak
Resonance Frequencies

5.3.3Largeamplitude Standingwave Fields Excited at Trough
Resonance Frequencies

5.3.4Fundamental Wave SPL of the Largeamplitude Standing
wave Field Excited at Resonance Frequencies

5.3.5Particle Velocity Peak of the Largeamplitude Standing
wave Field Excited at Resonance Frequencies

5.3.6Wave Distortion of the Largeamplitude Standingwave
Field Excited at Resonance Frequencies

5.4Conclusions

References

Chapter 6Largeamplitude Standingwave Fields in the Stepped
Standingwave Tube with a Tapered Cross Section
6.1Introduction

6.2The Stepped Standingwave Tube with a Tapered Cross Section

6.3Results and Discussions

6.3.1Transfer Function and Resonance Frequency

6.3.2Largeamplitude Sandingwave Fields Excited at Peak
Resonance Frequencies

6.3.3Largeamplitude Standingwave Fields Excited at Trough
Resonance Frequencies

6.3.4Fundamental Wave SPL of the Largeamplitude Standingwave
Field Excited at Resonance Frequencies

6.3.5Particle Velocity Peak of the Largeamplitude Standingwave
Field Excited at Resonance Frequencies

6.3.6Wave Distortion of the Largeamplitude Standingwave
Field Excited at Resonance Frequencies

6.4Conclusions

References

Chapter 7Comparison of the Generation of Extremely Nonlinear Pure
Standingwave Fields in a Standingwave Tube
7.1Introduction

7.2The Standingwave Tube

7.3Sound Pressure Transfer Function

7.4Extremely Nonlinear Standingwave Fields at the First
Resonance Frequency

7.4.1Waveform of the Extremely Nonlinear Standingwave Field

7.4.2Development of the Extremely Nonlinear
Standingwave Field

7.4.3Increase of the SPL with Driving Voltage

7.5Conclusions

References