系统采用霍尔传感器和电压传感器对电压和电流采样，转化成电压信号输给压控芯片LM 231。
The Halls sensor and voltage sensor is used for sampling current and voltage in the system, and the signals are transformed into voltage signal and sent to the LM231.
而被称为“同步向量”的设备能以一秒30次或更快的速度采样电压和电流——向电力公司和系统操作员提供有关电网健康状况的信息更为精确。
Devices called synchrophasors can sample voltage and current 30 times a second or faster-giving utilities and system operators a far more accurate view of the health of the grid.
在硬件设计中对电压、电流采样电路，IGBT驱动电路以及通讯和人机接口电路进行了设计。
In part of hardware design, voltage and current sampling circuit, IGBT driving circuit communication and man-machine interface circuit are designed.
应用推荐