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微型飞行器航时优化
引用本文:刘烜,朱荣,叶雄英,周兆英,熊威.微型飞行器航时优化[J].航空学报,2008,29(1):80-84.
作者姓名:刘烜  朱荣  叶雄英  周兆英  熊威
作者单位:1. 清华大学,精密仪器与机械学系,精密测试技术及仪器国家重点实验室,北京,100084;海军装备研究院,航空所,上海,200436
2. 清华大学,精密仪器与机械学系,精密测试技术及仪器国家重点实验室,北京,100084
摘    要: 针对微型飞行器(MAV)低雷诺数条件下续航时间不足的问题,推导了适用于电动推进飞行器的航时计算公式,并提出为实现航时优化的动力系统规划方法。通过初步实验,验证了航时优化理论的正确性,通过规划延长了航时。

关 键 词:微型飞行器  航时优化  动力系统规划  最经济航速  低功耗  
文章编号:1000-6893(2008)01-0080-05
修稿时间:2007年2月2日

Endurance Optimization for Micro Air Vehicles
Liu Xuan,Zhu Rong,Ye Xiongying,Zhou Zhaoying,Xiong Wei.Endurance Optimization for Micro Air Vehicles[J].Acta Aeronautica et Astronautica Sinica,2008,29(1):80-84.
Authors:Liu Xuan  Zhu Rong  Ye Xiongying  Zhou Zhaoying  Xiong Wei
Institution:1State Key Laboratory of Precision Measurment Technology and Instruments, Department of PrecisionInstruments and Mechanology, Tsinghua University 2Institute of Aviation Equipment, Naval Academy of Armament
Abstract:With the development of research on Micro Air Vehicle (MAV), it becomes even more urgent to increase flight time in order to complete actual tasks such as military surveillance. After analysis on typical MAVs, an endurance formula for electric-driven aircrafts aiming at the insufficiency endurance problem of a MAV flying at low Reynolds number is presented. Based on the formula, an optimal endurance planning method to design a power system of a MAV is proposed, which is also in accordance with a few previous research. The long endurance theory unveils the internal relationship among flight velocity, propulsion efficiency and flight time. Using different MAVs, the endurance formula is tested with practical flight data, and the optimal endurance planning method is proved to be useful. The preliminary tests have validated that the proposed long endurance theory for MAV is effective.
Keywords:MAV  endurance optimization  power system design  the most economical velocity  low power consumption
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