The DSP-based excitation controller adopts many advanced technologies, such as alternatingcurrent sampling, digital pulse and FFT etc.
文中提出的这种基于DSP的励磁控制器采用了许多先进技术，如交流采样、数字脉冲、FFT等。
2
This paper introduces a kind of electric circuit which mainly consists of a peak detector and a pulse-width discriminator for protecting the three-phase alternating-current supply with loses a phase.
介绍了一个主要由峰值检波器和脉冲宽度鉴别器构成的三相交流电源缺相保护电路。
3
The progress of hard anodizing investigation employing A. C. superimposed on D. C. , pulsecurrent and alternating cu…