1)  difference frequency
差拍频率
2)  beat
差拍
1.
This paper presents beat and random equivalent sampling techniques to solve the data acquisition of high frequency wideband period signal.
提出一种为解决高频、宽带周期信号的数据采集而发展起来的差拍和随机等效采样技术。
3)  beating method
差拍法
1.
The paper introduces three methods to measure the stabilization of short-term frequency:beating method,mixing two frequency method,timing the difference of frequency method,and the method to deal with the data,and on the base of beating method and timing the difference of frequency method,bringing a new method,to advance the precision.
简单介绍了3种常用的测量短期频率稳定度的方法:差拍法,双混频法和频差倍增法,以及对于数据处理所采用的方法,并且在其中的差拍法和频差倍增法基础上提出一种改进的方法,从而可以提高整个系统的测量精度。
4)  deadbeat
无差拍
1.
STATCOM mathematical model is set up to derivative the deadbeat STATCOM control model for unbalanced load.
建立了STATCOM的模型,并在此基础上推导出对不平衡负载补偿的STATCOM无差拍控制模型。
2.
Two different kinds of deadbeat control methods for waveform control technique of single phase UPS inverters with only feedback of output voltage are analysed in this paper.
分析了两种单电压环的无差拍控制方案。
3.
An adaptive deadbeat control method in stationary reference frame for distribution level static synchronous compensator (D-STATCOM) is proposed.
提出一种静止坐标系下配电网静止同步补偿器(D-STATCOM)的自适应无差拍控制方法。
5)  dead beat voltage
差拍电压
1.
A fast transfer criterion is presented,using the product of the initial frequency difference of the bus residual voltage after outage and the dead beat voltage RMS(Root Mean Square) between the standby power supply voltage and the bus residual voltage to predict the impulse current.
分析了发电厂厂用电源现有快切装置的现状和依据,提出了通过计算备用电源电压和母线残压之间的差拍电压有效值与断电后母线残压初始频差的乘积,以预测冲击电流的大小,并以此为判据的快切新原理。
6)  beat control
差拍控制
1.
Application of beat control in shunt active power filter;
差拍控制在有源电力滤波器中的应用
参考词条
补充资料:差拍控制算法
分子式:
CAS号:

性质:根据所需达到的闭环控制品质,通过转换为相应的闭环脉冲传递函数来设计数字控制器。当对象含有时滞Z-d时,闭环控制要求在(d+1)拍起一步达到设定值,从而设计出数字控制器。由于输出与设定值之间正好(d+1)拍的时滞,所以称为差拍控制。而这个规定的相差拍数(d+1)又是最小的,因此,又称最小差拍控制。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。