文档介绍：第30卷第4期 201】年8月声学技术 Technical Acoustics Aug.,2011 大口径火炮对海射击弹着点检测激波定位模型董志勇,邹晓喜(沈阳炮兵学院,辽宁沈阳,110162) 摘要:对海射击受能见度、目标运动等因素的影响,弹着点检测困难。针对激波稳定性好、受环境因素影响小等特点,本文提出了一种弹着点检测的激波定位模型。通过利用试验方法确定弹丸系数,利用传感器阵榆测弹道激波, 利用射弹飞行时间和落速确定弹道入射方向,综合激波到达时『日J差和传感器之间的几何关系,从而实现单发弹着点、弹群射的精确榆测,将弹着点定位精度提高到lO米范围之内,检测可靠性大于95%。能够用于大口径火炮对海『HJ瞄射击弹着点检测和实弹射击成绩评定,为炮兵对海射击弹着点检测提供了一种准确、有效的手段。关键词:大u径火炮;对海射击;弹着点检测;激波中圈分类号:TB52+2 文献标识码:A Shock wave position model ofimpact point forheavy caliber artillery firing to sea DONG Zhiyong,ZOU Xiaoxi (ShenyangArtilleryAcademy,Shenyang 110162,China) Abstract:Because thefactsincluding visibility and targetmoving firing measurement thecharacteristic ofgood stabili锣and lessaffected byenvironment ofshock wave,the thesisadvances a confirmprojectile coefficient, idses sensors matrix measure ballisticshock wove and utilizesprojectileflight timeandterminal velocity confirmfiring arrive timeand geometrical relationship among the sel拈ors,the model realizes accurately measure impactpointofsingle-shotfireandgroup-shotfire,Which advancesthemeasurementprecisionofimpactpointto 10meters andreliability 95percent model can beused measureimpact point and evaluate ballfiringgrade forheavy caliber artilleryfiringto∞a,which provides aprecisea