Review on optimal design of Strut-Braced Wing aircraft
The Strut-Braced Wing aircraft with high aspect ratio and excellent aerodynamic performance,is regarded as an important developmental direction for achieving sustainable and energy-saving flight goals in the future.Based on the classification of Strut-Braced Wing aircraft,the development trend and research status of the optimization design of Strut-Braced Wing layout aircraft around the world are reviewed,and the conceptual design methods in the research are summarized.The optimization design method of Strut-Braced Wing optimization design is sorted out and analyzed in three optimization fields,namely aerodynamic optimization design method,structural optimization design method and multidisciplinary optimization design method.Based on the development trend of airliner and other small UAVs,the problems of Strut-Braced Wing aircraft optimization are summarized,and the future development direction and suggestions of the optimization design methods for Strut-Braced Wing aircraft are given.