基于理論彈道速度匹配的飛行器測(cè)控記憶跟蹤算法
發(fā)布時(shí)間:2018-06-14 06:15
本文選題:遙測(cè)設(shè)備 + 記憶跟蹤。 參考:《電訊技術(shù)》2016年04期
【摘要】:針對(duì)遙測(cè)設(shè)備現(xiàn)有記憶跟蹤存在速度跳變和外推誤差大的問(wèn)題,提出了一種基于理論彈道速度匹配的記憶跟蹤算法。分析了遙測(cè)設(shè)備記憶跟蹤算法原理與不足,對(duì)原記憶跟蹤算法進(jìn)行改進(jìn),同時(shí)將Neville算法用于記憶跟蹤數(shù)據(jù)插值。仿真結(jié)果表明新算法外推10 s、5 s和3 s的均方根誤差比原算法平均減小44.9%。新算法在設(shè)備應(yīng)用的測(cè)試結(jié)果同樣證明了其優(yōu)越性。
[Abstract]:Aiming at the problems of speed jump and large extrapolation error existing in the memory tracking of telemetry equipment, a memory tracking algorithm based on theoretical trajectory velocity matching is proposed. The principle and deficiency of telemetry device memory tracking algorithm are analyzed. The original memory tracking algorithm is improved and Neville algorithm is used to interpolate the memory tracking data. The simulation results show that the root-mean-square error of the new algorithm is 44.9 less than that of the original algorithm. The test results of the new algorithm in the application of the equipment also prove its superiority.
【作者單位】: 酒泉衛(wèi)星發(fā)射中心;
【分類號(hào)】:V249
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,本文編號(hào):2016400
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