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水下噪声原理

《水下噪声原理》是1983年1月1日出版的图书,图书作者是《水下噪声原理》翻译组。

内容简介

水下噪声是影响声呐工作性能的一个重要因素,在海洋研究和水声探测以及船舶工程中,早已深受国内外科学家的重视。本书系统地论述了水下噪声的产生原理,内容包括噪声的基本原理和液体中声波的基本概念以及各种产生水下噪声的机理。本书适应大专院校师生、科研人员、工程技术人员及从事科学组织工作人员参阅。

图书目录

第一章引言.........................................................1

1.1噪声:不需要的声音.................................1

1.2分贝和声级..............................................6

1.3频谱的意义.............................................13

1.4被动声呐方程....................................14

1.5某些数学问题............................................16

参考文献.........................................................25

第二章液体中的声波.......................................27

2.1波的描述................................................27

2.2流体中声波动方程........................32

2.3平面声波...............................................42

2.4球面波....................................................45

2.5介质界面上的透射...................................5.1

2.6大振幅效应.............................................57

参考文献.........................................................59

第三章声辐射原理................................................61

3.1噪声源的一般特性....................................61

3.2声发生的普遍方程..............................64

3.3一般球面声源..........................................68

3.4流体动力声源..........................................69

3.5运动声源.................................................74

参考文献..........................................................76

第四章脉动体声源(单极子)的辐射..................78

4.1均匀脉动球源...........................................78

4.2单极子辐射...............................................83

4.3液体中的气泡发声....................................84

4.4飞溅声...................................................93

4.5两个相等的单极子辐射........................97

4.6近表面声源..............................................104

4.7线列阵......................................................109

4.8刚性活塞辐射..........................................119

4.9船体开孔辐射....................................128

4.10任意物体辐射..........................................130

4.11船体辐射................................................134

参考文献......................................................137

第五章结构振动................................................145

5.1结构声...................................................145

5.2固体中的波动..........................................146

5.3梁的弯曲方程....................................151

5.4弯曲波速度..............................................158

5.5弯曲共振..........................................166

5 . 6 变截面梁................................................176

5.7非共振结构的受迫振动..............................182

5.8共振结构的受迫振动.................................189

192 5.9结构振动的衰减 .............................

5.10流体负载................................................202

5.11船体的弯曲共振.................................205

参考文献.......................................................207

第六章板弯曲振动的辐射..............................215

6.1板的弯曲振动.........................................215

6.2流体负载................................................221

6.3点激励的无限板......................................229

6.4有限板辐射.......................................235

6.5通过结构的传递.......................................244

6.6边界层流噪声..........................................250

参考文献.......................................................267

第七章空化......................................................277

7.1引言......................................................277

7.2液体的抗张强度.......................................279

7.3单气泡的生长和崩溃.................................282

7.4单气泡空化噪声........................................296

7.5宽带空化噪声...........................................304

7.6空化的其它效应........................................305

7.7流体动力产生的空化.................................307

7.8水翼空化...............................................318

7.9水力空化................................................330

7.10水下爆炸................................................333

参考文献.......................................................337

第八章螺旋桨空化噪声.......................................349

8.1螺旋桨空化类型.................................... 349

8.2叶面空化噪声.........................................351

8.3均匀来流中的螺旋桨...................................358

8.4尾流中工作的螺旋桨.................................365

8.5潜艇螺旋桨空化.......................................372

8.6水面舰船的辐射噪声.................................375

8.7舰船产生的环境噪声.................................386

参考文献......................................................394

第九章脉动力声源(偶极子)的辐射...............398

9.1偶极子声源.............................................398

9.2螺旋桨叶片的单频声..................................404

9.3旋涡散发声.............................................413

9.4风扇和鼓风机噪声....................................432

9.5螺旋桨唱音.............................................436

9.6流激励的空腔共振..............................440

参考文献...................................................442

第十章机械噪声源.............................................454

10.1机械不平衡.............................................454

10.2电磁力脉动............................................457

10.3碰撞声...................................................459

10.4往复机的活塞拍击噪声..............................463

10.5轴承噪声..............................................481

参考文献......................................................483

附录A符号表...................................................487

附录B分贝运算.................................................502

参考资料


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