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1)  Vector modulation method
矢量调制法
1.
Based on VMM (vector modulation method) principle, this paper presents a scheme for North Seeker with its particular physical implementation methods and calculation principal explained.
基于矢量调制法原理,介绍了一套寻北仪设计方案,并详细叙述了该仪器的物理实现方法和算法原理。
2)  space vector modulation
空间矢量调制法
3)  Vector modulation
矢量调制
1.
For the purposes of motor of a tank gun driving system,the traditional DTC and improved DTC were used to carry out simulation research,and the comparison results showed that the direct torque control method of tank gun driving system based on vector modulation can significantly improve speed and torque effectiveness of tank gun regulating system.
针对某型坦克炮控调速系统所用电机,分别利用基本型DTC和改进型DTC控制进行仿真研究,比较结果表明,基于电压矢量调制的直接转矩控制方法对坦克火炮调速系统的转矩和转速控制具有明显的改进效果。
2.
Under this condition it was possible to control the machine with field-oriented techniques and realized the stator current vector modulation to keep stator MMF round.
再用转子磁场定向矢量控制的方法建立电机的数学模型,讨论为保持定子的圆形旋转磁势而采用定子电流矢量调制的方法,最后进行仿真验证。
3.
In the course of broadening the signal simulation instantaneous bandwidth by using digital vector modulation technology,the frequency-conversion channel mismatch on digital vector modulation can badly worsen mirror frequency and LO suppression parameter.
在利用数字矢量调制技术实现信号模拟瞬时带宽拓展过程中,数字矢量调制上变频通道的失配会严重恶化变频通道镜频和本振抑制指标。
4)  modulation vector
调制矢量
1.
The concept of modulation vector was introduced based on in-depth analysis of the virtual inverter and virtual rectifier space vector modulation(SVM),and a novel implementation method for indirect SVM of MC was proposed.
在深入分析虚拟逆变器及整流器的空间矢量调制策略基础上,引入调制矢量的概念,提出一种新颖的矩阵变换器间接空间矢量调制实现方案。
5)  current space vector modulation algorithm
电流空间矢量调制算法
6)  space vector modulation algorithm
空间矢量调制算法
补充资料:波长调制背景校正法
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CAS号:

性质:利用光学扫描法,在很窄的波长间隔内反复扫描待测元素的分析线,将其吸收信号(Aa)与背景吸收(Ab)信号分开。其原理是背景吸收为宽带吸收,在很窄一段波长范围内恒定不变;而分析线波长固定不变(Aa+Ab),通过差减法可扣除原子吸收光谱分析中的背景吸收信号。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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