Based on the characteristics of the pitch PIO, a pilot aircraft loop model is presented in which the aircraft is described as an equivalent system model and the McRuer model is adopted as pilot handling.

• 根据飞机纵向PIO的特点，提出了预测分析PIO所用的人－机闭环系统数学模型，其中飞机采用等效系统数学模型，驾驶员操纵采用McRuer模型，参数按地面人－机模拟飞行跟踪试验确定。