CN110082430B - 一种基于相位的水中声管行波场的建立及自适应控制方法 - Google Patents
一种基于相位的水中声管行波场的建立及自适应控制方法 Download PDFInfo
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
- G01N29/075—Analysing solids by measuring propagation velocity or propagation time of acoustic waves by measuring or comparing phase angle
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CN110703186A (zh) * | 2019-10-22 | 2020-01-17 | 哈尔滨工程大学 | 水池近场的双水听器相位差校准测量系统及其相位差校准测量方法 |
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CN106340290A (zh) * | 2016-11-09 | 2017-01-18 | 国家电网公司 | 一种有源降噪方法及其装置 |
CN109557187A (zh) * | 2018-11-07 | 2019-04-02 | 中国船舶工业系统工程研究院 | 一种测量声学系数的方法 |
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CN106340290A (zh) * | 2016-11-09 | 2017-01-18 | 国家电网公司 | 一种有源降噪方法及其装置 |
CN109557187A (zh) * | 2018-11-07 | 2019-04-02 | 中国船舶工业系统工程研究院 | 一种测量声学系数的方法 |
Non-Patent Citations (2)
Title |
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一体化有源吸声终端实现及其在行波管测量中的应用;王晓琳 等;《声学学报》;20190331;第44卷(第2期);第258-264页 * |
声管有源吸声控制技术研究;芦雪松;《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》;20110615(第6期);第C028-44页 * |
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