1) gust disturbance
阵风扰动
1.
Taking into consideration of the effect of model uncertainty,gust disturbance and handling qualities requirements for a helicopter in Aeronautical Design Standard,ADS-33E-PRF,we propose a robust flight control strategy based on tracking decoupled method for an unmanned helicopter.
综合考虑直升机不确定性、阵风扰动影响及飞行品质规范对直升机操纵品质的要求,提出了一种基于跟踪解耦的无人直升机鲁棒控制方法。
2) Matrix perturbation
矩阵扰动
1.
Digital image watermark algorithm based on Hermit matrix perturbation;
基于Hermit矩阵扰动特性的图像数字水印
2.
This improved method gets covariance matrix with recursion algorithm and computes the eigenvalues and eigenvectors of the covariance matrix with matrix perturbation theory.
在模式识别中,为解决样本增加时,反复使用传统K L变换进行特征提取耗时多的缺点,提出了一种改进的K L变换方法,该方法利用快速递推算法来计算协方差矩阵,并使用矩阵扰动理论来求解协方差矩阵的特征值和特征向量。
3.
The inverse problem in geodesy is not always a well posed problem because of the insufficiencies of observations or the lack of knowledge about the investigated system,the ill-conditioned problem is investigated based on the matrix perturbation theory.
利用矩阵扰动的理论研究了大地测量反演中的病态问题，并提出了模型优化的两种方法。
3) Array swinging
基阵扰动
4) lattice disturbance
点阵扰动
5) wind-wave disturbance
风浪扰动
1.
Effects of wind-wave disturbance on heavy metal contents in suspended solids of Lake Taihu;
风浪扰动对太湖水体悬浮物重金属含量的影响
6) wind speed variations
风速扰动
1.
Along with large amount of wind power integrated into the power system, the wind speed variations will bring great influence on the load flow.
大规模风电场并网运行,在风速扰动过程中其输出功率的变化将对系统潮流产生影响。
补充资料：阵风
短时间内风速忽大忽小的风。通常多指阵发性的强风。夏季午后常发生在雷暴等强对流性天气和冷锋前沿。强烈的阵风能造成飞机颠簸。当阵风风速超过20米/秒时，常有破坏性。
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