电动轻型飞机电推进系统选型与参数匹配

电动飞机为实现彻底的绿色航空提供了一条光明的技术途径,作为电动飞机动力和能量的来源,电推进系统的参数匹配对电动飞机环保、节能和高效起到关键作用。首先,本文对电动轻型飞机电推进系统进行了简要概述,并分析了其组成部分的特点。其次,结合目前电动轻型飞机电推进系统的特点,给出了电推进系统选型与参数匹配的设计过程。然后,根据电推进系统各组成部分的特点,提出了一套电推进系统选型与参数匹配的方法,包括螺旋桨的选型与参数匹配、电动机的选型与参数匹配、控制器的选型与参数匹配、电池组的选型与参数匹配,该方法可以为电推进系统的优化设计提供依据。最后,以RX1E电动轻型飞机为例对此方法进行了验证,匹配结果满足设计要求,说明了此方法的可行性。

Type Selection and Parameter Matching of Electric Light Aircraft Propulsion System

Electric aircraft provides a bright technical way to achieve completely green aviation. The electric propulsion system is the power and energy source of electric aircraft. Therefore, a parameter matching of the electric propulsion system plays a key role on the environmental protection, energy-reservation and high efficiency of electric aircraft. First, a brief overview of the electric propulsion system is completed, and the characteristics of its components are analyzed. Secondly, combining the characteristics of the electric propulsion system of the current electric light aircrafts, the design process of type selection and parameter matching of the propulsion system is discussed. Then, according to the characteristics of components of the electric propulsion system, a method of type selection and parameter matching of electric light aircraft propulsion system is put forward, including type selection and parameter matching of the propeller, type selection and parameter matching of the motor, type selection and parameter matching of the controller, type selection and parameter matching of the battery pack. The method can provide the basis for optimization design of the electric propulsion system. Finally, the method is verified with the RX1E electric light aircraft, and the matching results meet the design requirements, which illustrates the feasibility of the method.