1) effective incidence
有效迎角
2) effective incidence
实效迎角
3) the optimum angle of attack
有利迎角
1.
In this article, the optimum angle of attack of the propeller blade is analysed on the basis of the study of the mathematical model which demonstrates the relationship between the characteristic angle and the angle of attack of the propeller blade.
通过桨叶的性质角与迎角关系的数学模型 ,对桨叶有利迎角进行了分析研究。
4) angle of attack
迎角
1.
Research on method of angle of attack measurement based on pressure sensors;
基于压力传感器的迎角测量方法的研究
2.
In the condition of gust,in order to restrain additional load and improve the comfort of passenger,the state of angle of attack is acquired.
在阵风条件下,为了抑制飞机的附加载荷并改善乘坐品质,需要得到飞机的迎角状态。
3.
For several reasons, the angle of attack and the sideslip angle cannot be measured accurately especially when angle of attack is high.
针对迎角和侧滑角,特别在大迎角飞行情况下不能够精确测量的问题,研究了一种利用INS/GPS系统数据结合其他辅助系统来估计迎角和侧滑角的方法,利用INS/GPS系统测量的地速和总加速度信号结合飞机其他传感器和数学模型估计得到了迎角和侧滑角传感器的虚拟信号。
补充资料:迎角
又称“攻角”、“冲角”。相对气流方向与翼型或机翼(没有侧滑时)的翼弦的夹角。一般以飞机抬头时的迎角为正。侧滑时,迎角则为飞行速度矢量在飞机对称平面上的投影与飞机纵轴之间的夹角。水平尾翼的升降舵向上或向下偏转时,可改变飞机迎角。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条