The thesis expound dynamics model of a certain minitype helicopter and design control augmentation system ( cas ) for the helicopter . at last , the author design and develop the 3d visualization simulation platform for helicopter , using visual c + + and opengl 論文對某小型直升機建立的動力學模型進行了簡要的闡述,并且針對該直升機設計了控制增穩系統,最后,在visualc + +平臺下,利用opengl ,對直升機三維動畫仿真平臺進行設計與制作。