传统水面舰艇雷达截面积(RCS)经验公式不能适用于毫米波。通过仿真方法模拟雷达电波的传播、散射机理,建立雷达工作的仿真模型并进行验证,然后在计算机上模拟各种条件,对水面舰艇的毫米波 RCS 进行仿真分析,并将大量仿真计算结果进行归纳总结,推导得出水面舰艇毫米波 RCS 的估算公式,实现 RCS 经验公式在 Ka 波段的外推使用。
Empirical formula for naval ships' radar cross sectional area (RCS) has been outdated and inapplicable for millimeter wave. By a simulation method, the model based on the scattering mechanism of radar electric wave was build and verified, then millimeter-wave RCS of naval ships based on different kinds of condition were imitated at calculator. After a great deal of simulation count outcome were sum up, estimate formulae for millimeter wave RCS of naval ships was derivative, and then the RCS empirical formula can be used for Ka-wave-band.
2016,38(8): 104-107 收稿日期:2015-11-26
DOI:10.3404/j.issn.1672-7619.2016.08.022
分类号:TN951;U674.70
基金项目:中国博士后科学基金资助项目(2014M562557)
作者简介:孙卫东(1977-),男,博士,助理研究员,主要从事海军战术与作战仿真研究。
参考文献:
[1] 余宏明, 张志坚. 毫米波雷达及其对抗[J]. 舰船电子工程, 2007, 27(2): 168-172. YU Hong-ming, ZHANG Zhi-jian. Millimeter-wave radar and its countermeasures[J]. Ship Electronic Engineering, 2007, 27(2): 168-172.
[2] 肖芳, 周涛, 杨劲飞. 杂波对毫米波雷达 RCS 测量的影响[J]. 舰船电子对抗, 2006, 29(4): 57-59. XIAO Fang, ZHOU Tao, YANG Jin-fei. Influence of clutter on RCS measurement in millimeter wave radar[J]. Shipboard Electronic Countermeasure, 2006, 29(4): 57-59.
[3] 胡守军. 毫米波多单元线散射体的雷达散射截面计算[J]. 红外与毫米波学报, 1999, 18(2): 163-166. HU Shou-jun. RCS calculation for the multiple linear scattering units in millimeter waveband[J]. Journal of Infrared and Millimeter Waves, 1999, 18(2): 163-166.
[4] 马国忠, 韦高, 许家栋. 雷达目标的角闪烁及 RCS 的计算[J]. 系统工程与电子技术, 1995, 17(2): 14-20, 37. MA Guo-zhong, WEI Gao, XU Jia-dong. Glint analysis and RCS computation for radar target[J]. Systems Engineering and Electronics, 1995, 17(2): 14-20, 37.
[5] 张德保, 沈鹏. 对海上目标毫米波 RCS 测量中的大气衰减修正方法[J]. 水雷战与舰船防护, 2012, 20(2): 26-28, 82. ZHAND De-bao, SHEN Peng. The revision method of atmosphere attenuation to millimeter wave RCS measurement for sea target[J]. Mine Warfare & Ship Self-Defence, 2012, 20(2): 26-28, 82.
[6] 宋广, 李永新, 刘攀龙, 等. 海上毫米波大气衰减建模分析[J]. 水雷战与舰船防护, 2011, 19(2): 9-12. SONG Guang, LI Yong-xin, LIU Pan-long, et al. Research on the model of millimeter-wave attenuation in atmosphere over sea[J]. Mine Warfare & Ship Self-Defence, 2011, 19(2): 9-12.
[7] 孙永侃, 康凤举, 熊正祥. 对毫米波制导反舰导弹实施质心干扰的仿真研究[J]. 系统仿真学报, 2005, 17(6): 1487-1489. SUN Yong-kan, KANG Feng-ju, XIONG Zheng-xiang. Research on ship chaff centriod jamming against millimeter guided anti-ship missile simulation[J]. Journal of System Simulation, 2005, 17(6): 1487-1489.
[8] 孙卫东, 刘鼎臣. 毫米波雷达制导反舰导弹作战性能研究[J]. 战术导弹技术, 2004(5): 29-32. SUN Wei-dong, LIU Ding-chen. Research on performance of millimeter wave radar homing anti-ship missile[J]. Tactical Missile Technology, 2004(5): 29-32.