小型等离子体声源脉冲声信号特性及应用前景分析  

Analysis on the Characteristics and Application Prospect of Pulse Acoustic Signal from Small Plasma Source

作　　者：孙庆鹏 张晓兵[1] 颜冰[1] SUN Qingpeng;ZHANG Xiaobing;YAN Bing(College of Weapons Engineering,Naval University of Engineering,Wuhan 430033;No.92213 Troops of PLA,Zhanjiang 524064)

机构地区：[1]海军工程大学兵器工程学院,武汉430033 [2]中国人民解放军92213部队,湛江524064

出　　处：《舰船电子工程》2021年第9期178-181,共4页Ship Electronic Engineering

摘　　要：文章从时域特性、频域特性、时频特性等三个方面对某次实验实测的小型等离子体声源脉冲声信号进行了分析,得出该种声源在100Hz~1000Hz能量分布较强、峰值频率在200Hz附近的结论,并对利用该型等离子声源阵列对抗蛙人、对抗鱼雷、对抗水雷等水下对抗领域进行了初步探讨。In this paper,the time-domain,frequency-domain and time-frequency characteristics of small plasma sound source pulse acoustic signal is analyzed,it is concluded that this kind of sound energy distribution in the 100Hz~1000Hz is stronger,peak frequency in the vicinity of 200Hz,and the use of this type of plasma source array against frogman,against torpedo,against mine,and other areas of the underwater combat has carried on the preliminary discussion.

关 键 词：等离子体声源 快速傅里叶变换 时频特性 

分 类 号：TN911.7[电子电信—通信与信息系统]