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一种前飞状态直升机可达区域快速计算方法

DOI: 10.13700/j.bh.1001-5965.2013.0632, PP. 810-814

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Abstract:

直升机可达区域可用于生成空域安全态势,提高直升机在低空复杂环境中的飞行安全水平.为了满足求解可达区域的实时性和准确性要求,提出了一种快速计算方法.根据能量机动性求解了直升机控制域,结合运动学方程建立了可达区域数学模型.基于最优控制原理,实现了边界点快速计算;提出了基本可达区域的概念,将实时可达区域构造问题转化为少量边界点的计算问题.以AH-1G直升机为对象进行了二维和三维的算例分析,并与微分包含法计算结果进行了对比.算例结果表明,直升机控制域是时变的,需根据实时飞行状态进行计算;该算法能实时计算前飞状态直升机的可达区域,有较高的计算精度.

References

[1]  Biegler L T, Zavala V M.Large-scale nonlinear programming using IPOPT:an integrating framework for enterprise-wide dynamic optimization[J].Computers and Chemical Engineering,2009,33(3):575-582
[2]  林毓铭. 航空救援:增强应对突发事件的硬实力[J].北京航空航天大学学报:社会科学版,2011,24(4):15-18 Lin Yuming.Aviation rescue:enhance emergency hard power[J].Journal of Beijing University of Aeronautics and Astronautics: Social Sciences Edition,2011,24(4):15-18(in Chinese)
[3]  张军. 空域监视技术的新进展及应用[J].航空学报,2011, 32(1): 1-14 Zhang Jun.New development and application of airspace surveillance technology[J].Acta Aeronautica et Astronautica Sinica,2011,32(1):1-14(in Chinese)
[4]  Johnson W. Helicopter theory[M].New York:Dover Publications,1994:278-304
[5]  Patsko V S, Turova V L.From dubins'car to reeds and shepp's mobile robot[J].Computing and Visualization in Science,2009,12(7):345-364
[6]  Vendittelli M, Laumond J P,Nissoux C.Obstacle distance for car-like robots[J].IEEE Transactions on Robotics and Automation,1999,15(4):678-691
[7]  Soueres P, Fourquet Jean,Laumond J P.Set of reachable positions for a car[J].IEEE Transactions on Automatic Control,1994,39(8):1626-1630
[8]  Raczynski S. Determination of attainable regions in ship maneuvers:an application of differential inclusions to the modeling of ship dynamics[J].Journal of Marine Science and Technology,2007,12(1):15-21
[9]  Uncertainty R S. Dualism and inverse reachable sets[J].International Journal of Simulation Modelling,2011,10(1):38-45
[10]  杨云川,姚俊, 潘成胜.利用极大值原理求解飞行器飞行区域[J].火力与指挥控制,2002,27(1):14-16 Yang Yunchuan,Yao Jun,Pan Chengsheng.Determination of flight range with the maximum value principle [J].Fire Control and Command Control,2002,27(1):14-16(in Chinese)
[11]  Baier R, Gerdts M,Xausa I.Approximation of reachable sets using optimal control algorithms[J].Numerical Algebra,Control and Optimization,2013,3(3):519-548
[12]  Greatwood C, Richards A.Minimal sensor scanning volumes for helicopter terrain avoidance[C]//AIAA Guidance,Navigation,and Control Conference.Reston,VA:AIAA,2010:1-8
[13]  聂资,陈铭. 电动直升机飞行性能计算和分析[J].北京航空航天大学学报,2012,38(9):1139-1143 Nie Zi,Chen Ming.Calculation and analysis of electric-powered helicopter flight performance[J].Journal of Beijing University of Aeronautics and Astronautics,2012,38(9):1139-1143(in Chinese)
[14]  许心钰,王威. 海豚型直升机转弯机动飞行特性研究[J].南京航空航天大学学报,1994,26(1):121-126 Xu Xinyu,Wang Wei.Study on Z-9 helicopter turning maneuver characteristics by energy method[J].Journal of Nanjing University of Aeronautics and Astronautics,1994,26(1):121-126(in Chinese)
[15]  Wells C D, Wood T L.An energy method for prediction of helicopter maneuverability[R].AD-A021266,1971
[16]  Gill P E, Murray W,Saunders M A.SNOPT:an SQP algorithm for large-scale constrained optimization[J].SIAM Review,2005,47(1):99-131
[17]  Biegler L T, Zavala V M.Large-scale nonlinear programming using IPOPT:an integrating framework for enterprise-wide dynamic optimization[J].Computers and Chemical Engineering,2009,33(3):575-582

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