纵向平面 meaning in English
fore and aft plane
fore and aftpiston
fore-and-aft piston
fore-and-aft plane
longitudinal plane
Examples
- Thus the flight dynamic characteristics and control features in the conversion mode are the key technologies in the whole tilt rotor design
过渡模式飞机的气动布局改变主要体现在纵向平面内,所以本文主要研究过渡模式下飞机纵向通道的动力学特性和控制系统设计。 - The central contents in this paper is : first , the reference frame is defined and the movement equation and the transfer function of the body are proposed in portrait plane . so the module of the center of mass stabilization loop is proposed
本文研究的主要内容是：第一，定义了坐标系，并在导弹的纵向平面内推导了弹体的运动方程和传递函数，确定了质心稳定回路的模型。 - To solve the problems caused by the varieties of the missile dynamics with the difference of flight height , velocity and attitude angle in modeling the missile , in this thesis , the theory of variable structure model reference adaptive control is used to design a pitch channel autopilot based on a longitudinal missile model , the status equation using the measurable parameters of load and angular rate is established , and the methodology to choosing the reference model is discussed also , and the performance of the controller is analyzed by means of simulation
为了解决拦截弹气动参数随飞行高度、速度、姿态的不同，变化范围大，控制系统难以准确建模的困难，基于纵向平面拦截弹模型，采用模型参考变结构控制理论设计了俯仰通道姿控复合控制系统，以可测量变量过载和角速度作为状态量建立了系统的状态方程，讨论了参考模型的选择方法，并对系统的性能作了仿真分析。