In this paper, a high altitude airship model with compound control of elevator and ancillary air bursa charging and deflation is given firstly.
然后，基于最优控制对高空飞艇纵向高度控制系统进行了设计；
It is present a method to design altitude control system for a high altitude airship using auxiliary ballonet charge or deflation and elevator combination control.
当时高度存在大误差时，采用副气囊和空气舵组合控制改变飞艇的姿态实现快速爬升或下降；
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