第4期 沈立顶,等:轻型电动载人飞行器航程与航时计算方法研究 ・559・ Range and Endurance Estimates for Light Electric Manned Aircraft Shen Liding ,Wang Heping ,Lian Bin ,1.College of Aeronautics,Northwestern Polytechnical University,Xi an 710072 China 、 \2.Shenzhen Research Institute of Northwestenr Polytechnical University.Shenzhen 518057.China/ Abstract:Expressions to estimate the range and endurance for the light electirc manned aircraft performance analy— sis make great signiifcance.If we ignore the influence of the Peukert effect on the effective battery capacity,these estimates will deviate much respectively from their values in the actual situation.We modify the effective battery ca. pacity through applying Peukert effect principle,thus deriving formulas of the range and endurance for the electric vehicle not much deviating respectively from their values in the actual situation.The results show that,when the battery capacity is larger than needed for the current demands,the electirc aircraft flight performance will be en. hanced due to the Peukert effect caused by the battery system;fuller and more precise preliminary conclusions are given in section 4 of this paper. Key words:aerodynamic drag,aircraft,drag coefficient,efficiency,electirc batteries,electirc currents,electirc potentials,errors,estimation,range finding,velocity;effective capacity,electirc aircraft, endurance,local modiifed method,Peukert effect,range 《工程索引》数据库(Ei Compendex deatabase)收录了 《西北工业大学学 ̄))2014年10月这一期(第32卷第5期) 全部28篇论文 Ei Compendex deatabase收录《西北工业大学学报》 第34卷第5期全部28篇论文的编号是 20152300904242至201523004269。 至此《西北工业大学学报》第32卷6期全部论文168篇均为Ei Compendex detaabase收录。 胡沛泉 2015年8月