symmetrical components meaning in English
对称分量
Examples
- 3 . the dissertation proposes the extended kalman filter based to estimate the fundamental symmetrical component of the ps and the frequency while the frequency is unknown
在电动机变频调速系统的频率未知条件下，给出了基本正序对称分量和频率估计的扩展卡尔曼滤波方法。 - At first , this paper use the theory of symmetrical components method analyse varieties of symmetrical and asymmetrical faults of motor , and adopt the measuring method of negative and zero sequence . especially study deeply in the overload protection
本文首先采用对称分量法理论分析了电机的各种对称性故障和不对称性故障,在应用中采用了负序和零序电流的检测方法,特别在过载保护上进行了深入的研究。 - The device can protect the large - scale synchronous motor perfectly . the protection device makes the mature theory such as the over - current value detection , symmetrical component principle and so on as protection criterions and uses the advanced digital signal processor in the device
该保护装置运用较为成熟的保护理论和先进的数字信号处理器，把判过电流幅值与对称分量法理论相结合，准确实现同步电动机保护所要求的各项保护功能。 - Aiming at the unsymmetrical three phase voltages from inverter after a failure , the dissertation get the relationship among the positive sequence ( ps ) , negative sequence ( ns ) and the instantaneous symmetrical component of the ps , this build the foundation to detect the fault and to get the fault feature
针对逆变器故障后的电压输出的不对称性，利用对称分量法对逆变器输出信号进行分析，获得了逆变器输出信号的数字信号模型，为变频调速系统的故障检测与故障特征提取奠定了基础。 3