主动力单元（PPU）是一种可搭载空中和公路运输，拖车式1.3MW （兆瓦）发电机组，这也是终端高空防御系统（THAAD）的关键组成部分。
The Prime Power Unit (PPU) is an air- and highway-transportable, trailer-mounted 1.3MW (megawatt) Generator Set, a key component of the Terminal High Altitude Air Defense (THAAD) system.
AGC控制单元送出信号至受其控制的发电机组，按标准频率和联络线负荷的要求来增大和减少负荷。 收藏。
The AGC unit sends signals to the generating units under its control to raise or lower load as required to correct frequency and tie-line loadings.
本文主要介绍微型机的单元自动控制装置在分布处理系统中的作用及其硬件结构、软件任务，以及在水电站的水轮发电机组控制中的应用。
This paper describes the function of RTU in the distributed system as well as its hardware construction and software task, and recommends its application to the control of water turbine generators.
现场绝缘监测单元能通过对漏电流的监测，实时的在线监测交流380v电网的绝缘情况和离线测量发电机组的绝缘电阻。
By the monitoring of the leakage current, the on-line 380v grid insulation conditions and the off-line insulation resistance can be monitoring in real-time.
现场绝缘监测单元能通过对漏电流的监测，实时的在线监测交流380v电网的绝缘情况和离线测量发电机组的绝缘电阻。
By the monitoring of the leakage current, the on-line 380v grid insulation conditions and the off-line insulation resistance can be monitoring in real-time.
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