本论文以某军用水声测量装置的研制为背景,深入研究开发了其中的回转定深控制系统。
On the background of the develop of the acoustic survey device, this paper aims to study and develop its orientation and depth control subsystem.
脉冲声技术是一种很常用的水声测量技术,但由于脉冲声存在着瞬态过程,严重影响了它在低频下的使用。
Sound pulse technique is often used in the underwater acoustic measurement, but it has transients, so it can not be used in low frequencies.
基于时延测量的水声跟踪定位系统,当信号传播时延大于脉冲重复周期时,就会出现距离模糊。
For underwater acoustic positioning system based on measurement of time_delay, range ambiguity appears when pulse's propagating time is longer than its repetition period.
基于双水听器互谱测量法,研制的水声声强测量设备可用于测量水下声源产生的声场中任意点的声强量值或任意面上的声强量值分布。
Based on measuring the cross-spectrum density of sound pressure between two hydrophones, the facility for underwater sound intensity measurement is investigated and designed.
介绍一种用于水声材料低频声性能测量的驻波管测试系统。
A standing wave tube measurement system is presented for measuring low frequency acoustic properties of underwater acoustic materials.
在水声实验室进行原位测量实验,得到了声速和声衰减的数据。
The velocity and attenuation coefficient were measured in the under water acoustic laboratory.
实时数字信号处理是声纳系统中的重要组成部分,通过对水声信号的分析处理完成对目标的搜寻和测量。
Real time digital signal process is an important part of sonar system. This part searches and measures targets by processing sound signal.
利用虚拟仪器方便地实现了对水声信号的采集、处理,以及对水下目标测量时,为传感器结构和算法的确定提供参考。
It is convenient to use the virtual instrument for data acquisition and analysis of the underwater acoustic signal, and help us to determine the structure and the...
文中详细介绍了基于声学调制解调器的声速剖面遥测系统的主要结构和功能,揭示了水声通信技术在深海非铠装缆测量中的应用优势。
The article introduces the configuration and function of SVP remote measurement system which base on the acoustic modem in detail. Finally open out the advantage…
利用水声试验场对潜艇的水下辐射噪声进行测量和分析,是先进国家改善潜艇安静性的重要方法。
Testing of underwater radiation noise of submarines using acoustic testing field is one of the important measures for improving the submarine's silence in some developed countries.
利用水声试验场对潜艇的水下辐射噪声进行测量和分析,是先进国家改善潜艇安静性的重要方法。
Testing of underwater radiation noise of submarines using acoustic testing field is one of the important measures for improving the submarine's silence in some developed countries.
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