直流電能表在海外光伏蓄電池項目的應用

安科瑞 陳聰

摘要：隨著全球能源的需求越來越多，以及在提倡環保的前提下，太陽能光伏發電在21世紀必將會在世界能源消耗上占據主要地位，本文主要介紹了安科瑞直流電能表在意大利的一家太陽能板公司的應用。安科瑞DJSF1352-RN直流電能表主要是針對該項目直流側，蓄電池等直流信號設備進行測量及檢測。

??Abstract: With more and more global energy demand, and under the premise of advocating environmental protection, solar photovoltaic power generation will definitely occupy a major position in the world energy consumption in the 21st century. This paper mainly introduces the application of Acrel DC energy meter in a solar panel company in Italy.Acrel DJSF1352-RN DC energy meter is mainly used for measuring and monitoring of DC signal equipment such as batteries on the DC side of the PV project.

??1.項目概述 Project Overview

??本項目為意大利光伏行業蓄電池監測的應用，主要使用了我司的直流電能表DJSF1352-RN,直流電壓傳感器ACTDS-DV和分流器， 用于1300V蓄電池的監測計量。

??This project is for the application of battery monitoring in Italian photovoltaic industry, mainly using our company’s DC energy meter DJSF1352-RN, DC voltage sensor ACTDS-DV and shunt to monitor and measure 1300V battery.

??2.直流電能表產品介紹Introduction of DC Energy Meter Product

??安科瑞直流電能表DJSF1352-RN是針對直流屏、太陽能供電、電信基站、充電樁等應用場合而設計的，該系列儀表可測量直流系統中的電壓、電流、功率、正向與反向電能。既可用于本地顯示，又能與工控設備、計算機連接，組成測控系統。同時它具有多種外圍接口功能可供用戶選擇：帶有RS-485通訊接口，采用Modbus-RTU協議;可帶繼電器報警輸出、開關量輸入/輸出。根據不同要求，通過儀表面板按鍵，對變比、通訊進行設置與控制。

??Acrel DC energy meter DJSF1352-RN is designed for DC screen, solar power supply, telecom base station, charging pile and other applications. This series of meters can measure voltage, current, power, forward and reverse energy in DC system.Can be used for local display, and can be connected with industrial control equipment, computer, measurement and control system.At the same time, it has a variety of peripheral interface functions for users to choose: RS 485 communication interface, modbus-RTU protocol;With relay alarm output, switching input/output.According to different requirements, through the meter’s panel buttons, to set and control the ratio, communication.

??3.模型描述Model Description

??4. 技術參數Technical Parameters

??5. 接線 Wiring

Wiring with Shunt

Wirling with CT

??6.應用場景 Application

??7.現場圖片 Photos on Site

??參考文獻Bibliography

??1.Solutions For Enterprise Micro-grid System 2021.04