宋敬利,贾则,金辉

• 1:91439部队

摘要(Abstract)：

为解决大当量装药水下爆炸威力测量试验中的信号传输问题,对水下爆炸信号经过长电缆传输后的扭曲效应进行了分析研究。首先对大当量装药水下爆炸信号的频域特性进行分析,并确定了所要传输信号的上限频率;然后针对长电缆自身电容对信号的影响进行了分析,并通过实验室测试得出标准正弦信号所能传输的距离;最后通过海上实爆试验和测试数据分析得出当电缆长度达到240 m时,测量信号的幅值特性和能量特性能够满足大当量装药爆炸威力试验要求。

关键词(KeyWords)： 水下爆炸;信号传输;扭曲效应

Abstract:

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基金项目(Foundation):

作者(Author): 宋敬利,贾则,金辉

参考文献(References)：

• [1]刘文华,罗松林,顾文彬,等.单个球形装药浅层水中爆炸冲击波特性的研究[J].工程爆破,1999(9):1-5.[1]LIU Wen-hua,LUO Song-lin,GU Wen-bin,et al.Researchon specific properties of shock wave from explosion of singlespherical charge in shallow water[J].Engineering Blasting,1999(9):1-5.(in Chinese)
• [2]金辉,张庆明,张姝红,等.水下爆炸中压力载荷测量与分析[J].爆破,2009,26(2):18-22.[2]JIN Hui,ZHANG Qing-ming,ZHANG Shu-hong et al.Measurement and analysis of underwater explosion pres-sure load[J].Blasting,2009,26(2):18-22.(in Chi-nese)
• [3]张义平,李夕兵,赵国彦.基于HHT方法的硐室大爆破震动分析[J].岩石力学与工程学报,2005,24(S1):4784-4789.[3]ZHANG Yi-ping,LI Xi-bing,ZHAO Guo-yan.Analysis ofchamber blasting vibration based on HHT method[J].Chinese Journal of Rock Mechanics and Engineering,2005,24(S1):4784-4789.(in Chinese)
• [4]HUANG N E.The empirical mode composition and theHilbert spectrum for nonlinear and non-stationary time se-ries analysis[J].Proc R Soc Lond A,454:903-995.
• [5]HUANG N E.A new view of nonlinear water waves theHilbert spectrum[J].Annu Rev Fluid Mech,1999,31:417-457.
• [6]邱艳宇,卢红标,蔡立艮,等.压电传感器受爆炸瞬变温度影响的试验研究[J].爆破,2010,27(4):31-34.[6]QIU Yan-yu,LU Hong-biao,CAI Li-gen.Experimental re-search on effect of explosion transient temperature on pie-zoelectric sensors[J].Blasting,2010,27(4):31-34.(inChinese)
• [7]汪大立,张涛,张立,等.球形装药水下爆炸初始冲击波能量计算[J].淮南矿业学院报,1995(9):47-51.[7]WANG Da-li,ZHANG Tao,ZHANG Li,et al.Underwaterblasting calculation of the initial shock wave energy[J].Journal of Huainan Mining Institute,1995(9):47-51.(inChinese)