epmi 中文意思是什麼

epmi 解釋
電源中斷
  1. In the anti - jamming aspect, the epmi adopt the way which combinated software and hardware methods. both hardware circuit designing and software programming have provided relevant anti - jamming methods, so the anti - jamming ability and stability of epmi has improved observably

    在抗干擾方面，本測試儀採用軟硬體相結合的方式，從硬體電路到軟體編程，都提供了相對應的抗干擾措施，大大的提高了測試儀的抗干擾能力，增強了穩定性。
  2. The paper introduces the development status and background of epmi overall and expounds the measuring principle of voltage, current and other electrical parameters in detail. the whole design schemes of the system ’ s hardware and software are also presented in the paper

    論文綜述了電參數測試儀的發展狀況及背景，對電壓、電流有效值及其他電參數測量原理進行了詳細的理論闡述，提出了系統軟硬體總體設計方案。
  3. The epmi can measure voltage, current, frequency, power, energy and other electrical parameters synchronously, and display the measured parameters on lcd. furthermore, the epmi can transmite the measured data to the surveillance room through rs485 bus interface. if there are many epmis, they can be formed as a controlling network and managed easily

    本測試儀可以同時對電壓、電流、頻率、功率和能量等電參數進行測量，參數顯示採用液晶顯示技術，並配有rs485通信介面，可以將測量的數據傳送到監控中心，多臺測試儀表還可以形成控制網路，便於管理。
  4. In order to ensure the electrical network work safely and grasp its running status, the parameters of electrical network should be measured exactly. epmi ( electrical parameter measuring instrument ) is just an instrument which can measure the electrical parameters

    為了保證電網的安全運行，實時把握電網運行狀況，需要對電網各參數進行監測，電參數測試儀就是用來進行電參數測量的一種儀器。
  5. In this thesis, the distributed electric power management information system ( epmi ) was discussed based on intranet, which is the latest research in epmi. the center computer of the intranet connects to the distributed multiuser network. it will automatically read the customer ' s purchase data and consumption data and settle customer ' s account accordingly

    本文所研究基於企業內部網的分散式電能管理信息系統是是現代電力企業向信息化發展的最新方向，分散式電能管理信息系統是將從多用戶電表與用電管理系統的中心計算機連成網路，自動完成抄讀表的用戶電表數據，查詢、分析、監視用戶用電情況，並完成計費、收費工作，從而方便電力企業對電網的管理。
  6. Moreover, the epmi which includes measuring, controlling, displaying and other function has the characteristics of multi - function, well - precision, display intuitionisticly, good performance and low cost. the epmi has formed many series of production and can adjust the coefficient so flexibly that it can fulfil different clients demand and it will have a good future

    另外，本測試儀集測量、控制、顯示等功能於一體，具有測量信號多、精度高、顯示直觀、高性價比等特點，還形成了多系列產品，並能靈活進行倍率調整，可以滿足不同用戶的不同需要，具有良好的應用前景。
  7. The voltage and current mutual inductors can transform strong signal to weak signal which can be processed conveniently. pic16f877a which produced by microchip company is the main - control chip of the epmi. the epmi uses att7026 which is the special chip to measure electrical energy to acquire and process data

    本測試儀用電壓和電流互感器構建信號轉換電路，將大電壓電流信號轉換為便於處理的小電壓電流信號，以microchip公司的pic16f877a作為主控晶元，採用專用電能計量晶元att7026對信號進行數據採集與處理，並通過spi口與mcu進行數據通信。
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