The influence of wind vector on course deviation of target missile is analyzed.
在此基础上,分析了采取三种措施来消除风矢量对靶弹航向偏差的影响。
The inversion algorithm of wind vector is the kernel content of the wind retrieval algorithm.
风矢量求解算法是风场反演算法的核心内容。
X band bistatic Doppler weather radar is a new kind of weather detection radar system. It can detect three dimensional wind vector fields from the echo of rain.
波段双基站多普勒天气雷达系统是一种新型气象探测雷达系统,主要用于测量降雨回波的三维风场。
Since wind vector has two or three components, the radial velocity, as one component of wind vector, can not provide enough information for retrieving wind vector.
由于风矢量有二或三个分量,径向风速作为风矢量的一个分量,不能为反演风矢量提供足够的信息。
Theoretical interpretation of sea surface emission signatures provides the potential possibility to facilitate ocean wind vector retrieval using purely passive means.
风成海面的极化辐射特性提供了利用被动微波遥感手段反演海洋风场的途径。
A variational method for retrieving wind vector from single-Doppler wind measurements is developed and the initial forecast fields are created from the retrieved winds.
文中给了一种由单多普勒雷达资料反演风矢量场的变分方法,并由此形成预报初始场。
Compared with traditional wind vector algorithm and wind measurement from buoy, the new algorithm, which has no problem with the wind direction ambiguity, is more accurate.
与传统风场反演算法及浮标实测数据对比可知,该算法提高了风场反演的精确度,且不存在风向模糊问题。
The resolution cell extraction method and the wind vector ambiguous solution are presented. The ground and space flight calibrating and scatterometer working characteristics are analyzed.
通过仿真模型建立、分辨面元提取与风矢量模糊解消除,分析了散射计地面与星载定标特性,给出了散射计工作特性仿真结果。
Theory, characteristics and shortcomings of traditional wind vector algorithm are analyzed in the beginning of this paper, and then, a new wind vector algorithm in scanning mode is delivered.
该文分析了传统风场反演算法的理论依据、特点和不足,提出一种新的扫描模式下的风场反演算法。
This model function is applied to NSCAT data to retrieve wind vectors, with the Maximum-Likelihood Estimator to get a set of ambiguous wind vectors and a vector filter technique to remove ambiguities.
利用该模式函数对另一组NSCAT后向散射系数数据进行海面风场反演,采用最大似然估计确定多个风矢量解,并采用矢量中值滤波消除多解。
In wind power system, a vector control strategy using rotor induct electric potential orientation for doubly fed generator was proposed.
针对风力发电系统中的双馈电机提出一种转子感应电势定向矢量控制方法。
The stator flux-oriented vector controlling strategies of keeping stator frequency constant and capturing the maximum wind power are verified by experiment results.
实验结果验证了定子磁链定向的矢量控制策略既能保证定子输出频率恒定,又能较好地跟踪风力机的最大功率输出。
According to the characteristics of brushless doubly-fed wind turbine and adopting flux linkage oriented vector transformation control technology, a new type of power control system is developed.
根据无刷双馈电机的特性,采用磁链定向的矢量变换控制技术设计了一种新型功率控制系统。
According to the theory of separation and reconstruction of wind field, the Q vector is separated accordingly in limited area using the approach of harmonic-cosine series expansion.
依据水平风场分解思路,运用调和-余弦算法,准确分解有限区域Q矢量。
In this paper, the method of the retrieval of vector wind field measurements with a least-square procedure through processing the Doppler velocity data obtained by VVP technique is discussed.
本文讨论用最小二乘法处理VVP技术下测得的多卜勒速度来获取矢量风场信息量的方法。
The thesis presents the principle of VSCF wind Power. In this thesis, we adopt the vector control strategy of stator field-orient and gain a vector control system model of double-feedback generator.
介绍了变速恒频风力发电的基本原理,并采用定子磁链定向的矢量控制方法得到了双馈发电机的矢量控制系统模型。
The methods employed in recent years to retrieve vector wind information from single-Doppler radar observation are reviewed briefly.
回顾了近年来由单多普勒雷达观测反演风场的各种方法。
The methods employed in recent years to retrieve vector wind information from single-Doppler radar observation are reviewed briefly.
回顾了近年来由单多普勒雷达观测反演风场的各种方法。
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