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作 者:王宇航 杨天祥 王新阔 WANG Yu-hang;YANG Tian-xiang;WANG Xin-kuo(College of Automation,Northwestern Polytechnical University,Xi’an Shanxi 710129,China;Special Vehicle Research Institute,Aviation Industry Corporation of China,Jingmen Hubei 448035,China)
机构地区:[1]西北工业大学自动化学院,陕西西安710129 [2]航空工业特种飞行器研究所,湖北荆门448035
出 处:《计算机仿真》2023年第2期57-63,共7页Computer Simulation
基 金:民用飞机专项科研项目(MJ-2016-F-09)。
摘 要:大型重载飞艇悬停装卸货物时重心、转动惯量的变化会影响飞艇稳定性,为了解决飞艇载货时质量变化带来的安全问题,提出了基于水箱补水排水的动态补偿策略,并针对多推力矢量特殊布局大型重载飞艇的控制问题,采取控制分配策略,引入基于模拟退火思想的遗传算法,对广义逆控制分配算法进行优化,大大提高了控制分配效率,提升了飞艇货物装载的安全性和稳定性,仿真结果验证了控制分配策略及水箱质量补偿策略在飞艇悬停装卸货物中的有效性。The change of center of gravity and moment of inertia will affect the stability of large heavy-duty air-ship when hovering to load or unload cargo.To solve the safety problem caused by the change of airship weight,a dynamic compensation strategy based on water tank filling and drainage was proposed.In order to solve the control problem of large heavy-duty airship with special layout of multi-thrust vectors,a control allocation strategy was adopted,and a genetic algorithm based on simulated annealing was introduced to optimize the generalized inverse control allocation algorithm,which greatly improved the control allocation efficiency and the safety and stability of airship cargo loading.The simulation results verify the effectiveness of the control allocation strategy and the water tank quality compensation strategy in the airship hovering cargo loading and unloading.
分 类 号:V274[航空宇航科学与技术—飞行器设计] V249.1
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