2) Voltage vector
电压矢量
1.
High speed data processor calculates the reference voltage vector by rotor position signal;controls the switches to form the phase current.
电压空间矢量控制技术就是根据磁链环路控制电压矢量,可以得到逼近圆形的磁链轨迹。
2.
In the classical DTC scheme ,due to the limited number of the VSI voltage vectors.
在传统直接转矩控制(DTC)方法中,由于限制了电压源逆变器(VSI)电压矢量的数量,因此不能区别误差的大小。
3.
In this way, 12 non-zero voltage vectors can be produced and the dead-time of invertor can be deleted.
该方法能产生十二种非零电压矢量,并能消除逆变器死区时间,使定子磁链更加逼近于圆形轨迹,从而减小了磁链脉动和转矩脉动,提高了系统动静态性能。
3) vector voltage method
矢量电压法
1.
The impedance measurement is completed by vector voltage method,including the technologies of testing impedance using auto-balance bridge,10 kHz~5 MHz frequency synthesis,phasicdetection and dual-integral A/D transforming.
阻抗测量采用矢量电压法,其中包括自动平衡电桥测量阻抗1、0 kHz~5 MHz频率合成、相敏鉴波和双斜A/D转换等技术。
4) Eighteen voltage space vectors
18电压矢量
5) Multiple Voltage Vector
多电压矢量
1.
Study of Motor Direct Torque Control System of Matrix Converter Multiple Voltage Vectors;
矩阵变换器多电压矢量的电机直接转矩控制系统的研究
6) vector voltmeter
矢量电压表
1.
We study a vector voltmeter for detecting substation ground grid state,through determining the reachable junctions of the ground grid,and using virtual instruments program combined with data acquisition to acquire the real time signal of each junction.
研究一种基于虚拟仪器的用于检测变电站接地网状态的矢量电压表,通过确定接地网的可及节点,输入交流激励,用虚拟仪器程序配合数据采集卡采集各节点实时信号;利用Matlab与LabVIEW混合编程,将采集的数据输入检测程序,能做到实时显示信号的幅度与相位,依据采集的信息以及诊断结果对地网状态进行判断。
补充资料:标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld,onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
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