摘要
电动力系统是一种使用电能的新型飞机推进系统,具有环境友好、高效节能等优点,有望推动飞机实现革命性发展。本文介绍太阳电池、锂离子电池、燃料电池、电机等关键部件/子系统技术的现状、关键技术,并给出统计数据;重点分析了电动力系统的设计技术,包括蓄电池(锂电池)、太阳电池和燃料电池三种纯电动力系统以及基于活塞动力和基于电动力两种混合动力系统等五种电动力系统的布局、燃料电池子系统布局、子系统关键技术等。最后,指出电动力系统发展中需要解决的集成优化等技术课题以及性能不足的问题。
Electric powered system is a new type of aircraft electric propulsion system, which has advantage of environment friendly and high efficiency. It may promote revolutionary development of aircraft. Key component/subsystem technology, i.e. solar cell, Li-ion battery, fuel cell, and electric motor are introduced. Design technology of electric propulsion system is analyzed. The contents are layout of five type of electric propulsion system, layout of fuel cell subsystem, key technology of subsystem. Finally, the problems of integrated optimization and disadvantage of the electric propulsion system are pointed out.
出处
《航空工程进展》
2011年第4期449-458,共10页
Advances in Aeronautical Science and Engineering
