研究单片机为基础的电力参数微机监控装置，讨论了该装置的硬件结构原理和软件设计思想。该装置能同时测量交流电压、交流电流、功率因数、有功功率、无功功率等各种参数，且具有负荷、功率因数自动控制、统计电压质量、缺相保护、报警及报表打印输出功能 The microcontroller based on the power of computer monitoring equipment, discussed the hardware structure of the device principle and software design. The device can simultaneously measure AC voltage, AC current, power factor, active power, reactive power and other parameters, and has a load, power factor automatic control, statistical voltage quality, phase loss protection, alarm and report printout