火力与指挥控制
火力與指揮控製
화력여지휘공제
FIRE CONTROL & COMMAND CONTROL
2014年
5期
161-163,179
,共4页
冯德龙%杨锁昌%田再克%姚运志
馮德龍%楊鎖昌%田再剋%姚運誌
풍덕룡%양쇄창%전재극%요운지
比例导引%可观测性%三维仿真
比例導引%可觀測性%三維倣真
비례도인%가관측성%삼유방진
proportional navigation%observability%three-dimensional simulation
针对比例导引制导导弹攻击机动目标阶段,系统状态可观测性弱的问题,在扩展比例导引律的基础上提出了一种改进方法。该方法形式简单,易于工程实现。建立了弹目相对运动模型,基于被动跟踪的可观测性理论建立了可观测性指标,并对改进的比例导引的可观测性进行理论分析,采用MATLAB语言,对改进比例导引法的理想弹道进行了仿真,绘制出随导弹与目标参数变化的三维图像,对理想弹道的特性进行了分析。仿真结果表明,这种改进的比例导引是合理有效的,与扩展比例导引相比,该制导律能够明显提高制导过程中的可观测性,增强弹上跟踪滤波器的效果。
針對比例導引製導導彈攻擊機動目標階段,繫統狀態可觀測性弱的問題,在擴展比例導引律的基礎上提齣瞭一種改進方法。該方法形式簡單,易于工程實現。建立瞭彈目相對運動模型,基于被動跟蹤的可觀測性理論建立瞭可觀測性指標,併對改進的比例導引的可觀測性進行理論分析,採用MATLAB語言,對改進比例導引法的理想彈道進行瞭倣真,繪製齣隨導彈與目標參數變化的三維圖像,對理想彈道的特性進行瞭分析。倣真結果錶明,這種改進的比例導引是閤理有效的,與擴展比例導引相比,該製導律能夠明顯提高製導過程中的可觀測性,增彊彈上跟蹤濾波器的效果。
침대비례도인제도도탄공격궤동목표계단,계통상태가관측성약적문제,재확전비례도인률적기출상제출료일충개진방법。해방법형식간단,역우공정실현。건립료탄목상대운동모형,기우피동근종적가관측성이론건립료가관측성지표,병대개진적비례도인적가관측성진행이론분석,채용MATLAB어언,대개진비례도인법적이상탄도진행료방진,회제출수도탄여목표삼수변화적삼유도상,대이상탄도적특성진행료분석。방진결과표명,저충개진적비례도인시합리유효적,여확전비례도인상비,해제도률능구명현제고제도과정중적가관측성,증강탄상근종려파기적효과。
This paper shows stage for proportional navigation guided missiles against maneuvering targets,the state of the system can be observed weak extended proportional navigation guidance law based on a improved method. The form of the method is simple and easy to implement. The releative motion of the missile and target model are established. The observability indicators is also established, and improved observability proportional navigation theoretical is analyzed. Using MATLAB language, the improved ideal trajectory proportional navigation law of is simulated,changes in the three-dimensional image with the missile and target parameters is mapped out,and the characteristics of the ideal trajectory is analyzed. Simulation results show that this improvement proportional navigation is reasonable and effective.