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水下噪聲原理
來源:互聯(lián)網(wǎng)

《水下噪聲原理》是1983年1月1日出版的圖書,圖書作者是《水下噪聲原理》翻譯組。

內(nèi)容簡介

水下噪聲是影響聲吶工作性能的一個重要因素,在海洋研究和水聲探測以及船舶工程中,早已深受國內(nèi)外科學(xué)家的重視。本書系統(tǒng)地論述了水下噪聲的產(chǎn)生原理,內(nèi)容包括噪聲的基本原理和液體中聲波的基本概念以及各種產(chǎn)生水下噪聲的機理。本書適應(yīng)大專院校師生、科研人員、工程技術(shù)人員及從事科學(xué)組織工作人員參閱。

圖書目錄

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

1.1噪聲:不需要的聲音.................................1

1.2分貝和聲級..............................................6

1.3頻譜的意義.............................................13

1.4被動聲吶方程....................................14

1.5某些數(shù)學(xué)問題............................................16

參考文獻.........................................................25

第二章液體中的聲波.......................................27

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

2.2流體中聲波動方程........................32

2.3平面聲波...............................................42

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

2.5介質(zhì)界面上的透射...................................5.1

2.6大振幅效應(yīng).............................................57

參考文獻.........................................................59

第三章聲輻射原理................................................61

3.1噪聲源的一般特性....................................61

3.2聲發(fā)生的普遍方程..............................64

3.3一般球面聲源..........................................68

3.4流體動力聲源..........................................69

3.5運動聲源.................................................74

參考文獻..........................................................76

第四章脈動體聲源(單極子)的輻射..................78

4.1均勻脈動球源...........................................78

4.2單極子輻射...............................................83

4.3液體中的氣泡發(fā)聲....................................84

4.4飛濺聲...................................................93

4.5兩個相等的單極子輻射........................97

4.6近表面聲源..............................................104

4.7線列陣......................................................109

4.8剛性活塞輻射..........................................119

4.9船體開孔輻射....................................128

4.10任意物體輻射..........................................130

4.11船體輻射................................................134

參考文獻......................................................137

第五章結(jié)構(gòu)振動................................................145

5.1結(jié)構(gòu)聲...................................................145

5.2固體中的波動..........................................146

5.3梁的彎曲方程....................................151

5.4彎曲波速度..............................................158

5.5彎曲共振..........................................166

5 . 6 變截面梁................................................176

5.7非共振結(jié)構(gòu)的受迫振動..............................182

5.8共振結(jié)構(gòu)的受迫振動.................................189

192 5.9結(jié)構(gòu)振動的衰減 .............................

5.10流體負載................................................202

5.11船體的彎曲共振.................................205

參考文獻.......................................................207

第六章板彎曲振動的輻射..............................215

6.1板的彎曲振動.........................................215

6.2流體負載................................................221

6.3點激勵的無限板......................................229

6.4有限板輻射.......................................235

6.5通過結(jié)構(gòu)的傳遞.......................................244

6.6邊界層流噪聲..........................................250

參考文獻.......................................................267

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

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

7.2液體的抗張強度.......................................279

7.3單氣泡的生長和崩潰.................................282

7.4單氣泡空化噪聲........................................296

7.5寬帶空化噪聲...........................................304

7.6空化的其它效應(yīng)........................................305

7.7流體動力產(chǎn)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

參考文獻.......................................................337

第八章螺旋槳空化噪聲.......................................349

8.1螺旋槳空化類型.................................... 349

8.2葉面空化噪聲.........................................351

8.3均勻來流中的螺旋槳...................................358

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

8.5潛艇螺旋槳空化.......................................372

8.6水面艦船的輻射噪聲.................................375

8.7艦船產(chǎn)生的環(huán)境噪聲.................................386

參考文獻......................................................394

第九章脈動力聲源(偶極子)的輻射...............398

9.1偶極子聲源.............................................398

9.2螺旋槳葉片的單頻聲..................................404

9.3旋渦散發(fā)聲.............................................413

9.4風(fēng)扇和鼓風(fēng)機噪聲....................................432

9.5螺旋槳唱音.............................................436

9.6流激勵的空腔共振..............................440

參考文獻...................................................442

第十章機械噪聲源.............................................454

10.1機械不平衡.............................................454

10.2電磁力脈動............................................457

10.3碰撞聲...................................................459

10.4往復(fù)機的活塞拍擊噪聲..............................463

10.5軸承噪聲..............................................481

參考文獻......................................................483

附錄A符號表...................................................487

附錄B分貝運算.................................................502

參考資料 >

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