目，電(dian)(dian)(dian)(dian)網(wang)(wang)公(gong)司通常要求光伏(fu)(fu)并網(wang)(wang)系(xi)(xi)統(tong)為不可逆(ni)(ni)流發電(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)，即光伏(fu)(fu)并網(wang)(wang)系(xi)(xi)統(tong)所發的(de)電(dian)(dian)(dian)(dian)由本地負荷消(xiao)耗(hao)，多(duo)余(yu)的(de)電(dian)(dian)(dian)(dian)不允許通過低壓配(pei)(pei)電(dian)(dian)(dian)(dian)變(bian)壓器向上級電(dian)(dian)(dian)(dian)網(wang)(wang)逆(ni)(ni)向送電(dian)(dian)(dian)(dian)。在并網(wang)(wang)發電(dian)(dian)(dian)(dian)系(xi)(xi)統(tong)中，由于外部(bu)環境是不斷(duan)變(bian)化的(de)，為了(le)防止(zhi)光伏(fu)(fu)并網(wang)(wang)系(xi)(xi)統(tong)逆(ni)(ni)向發電(dian)(dian)(dian)(dian)，系(xi)(xi)統(tong)需(xu)要進行逆(ni)(ni)流檢(jian)測(ce)，通過實時監(jian)測(ce)配(pei)(pei)電(dian)(dian)(dian)(dian)變(bian)壓器低壓出口(kou)側的(de)電(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)流信號(hao)來調節(jie)系(xi)(xi)統(tong)的(de)發電(dian)(dian)(dian)(dian)功率，從而達到(dao)光伏(fu)(fu)并網(wang)(wang)系(xi)(xi)統(tong)的(de)防逆(ni)(ni)流功能(neng)。

安科瑞防逆流檢測電能表光伏儲能儀表

AGF-AE/ACR10R系列儀表(biao)作為(wei)防逆(ni)流檢測關鍵元件，采用高(gao)性能MCU及(ji)(ji)高(gao)精度計量芯片，實現電(dian)壓、電(dian)流、功(gong)率(lv)(lv)及(ji)(ji)電(dian)能的(de)實時(shi)檢測，以上數據刷新時(shi)間快為(wei)250ms，可以滿足逆(ni)變器(qi)防逆(ni)流檢測中的(de)控制實時(shi)性要求，逆(ni)變器(qi)通過(guo)實時(shi)讀(du)取AGF-AE/ACR10R系列儀表(biao)的(de)功(gong)率(lv)(lv)大小和方(fang)向進行實時(shi)的(de)功(gong)率(lv)(lv)調整(zheng)，到達防逆(ni)流檢測功(gong)能。

外置(zhi)開(kai)合式互(hu)感器(qi)(qi)的(de)(de)導(dao)軌式多功(gong)(gong)(gong)(gong)能(neng)(neng)電(dian)(dian)力(li)儀表，適(shi)用(yong)(yong)(yong)于(yu)(yu)冶煉、鋼(gang)鐵(tie)、電(dian)(dian)焊、半導(dao)體等高(gao)能(neng)(neng)耗(hao)行業的(de)(de)節能(neng)(neng)改(gai)造(zao)工程，也適(shi)用(yong)(yong)(yong)于(yu)(yu)分布(bu)式光伏并(bing)網柜(ju)的(de)(de)功(gong)(gong)(gong)(gong)率(lv)監測(ce)、電(dian)(dian)力(li)需(xu)求側管理(li)等應用(yong)(yong)(yong)。具有無(wu)需(xu)拆一(yi)次母線(xian)、接(jie)線(xian)簡(jian)單方便、施工安全，為(wei)用(yong)(yong)(yong)戶節約改(gai)造(zao)成(cheng)本、提高(gao)效率(lv)等特點。它(ta)集成(cheng)全部(bu)電(dian)(dian)力(li)參數(shu)的(de)(de)測(ce)量(如單相(xiang)或者三相(xiang)的(de)(de)電(dian)(dian)流、電(dian)(dian)壓(ya)、有功(gong)(gong)(gong)(gong)功(gong)(gong)(gong)(gong)率(lv)、無(wu)功(gong)(gong)(gong)(gong)功(gong)(gong)(gong)(gong)率(lv)、視在功(gong)(gong)(gong)(gong)率(lv)、頻(pin)率(lv)、功(gong)(gong)(gong)(gong)率(lv)因(yin)數(shu))以及電(dian)(dian)能(neng)(neng)監測(ce)和(he)考核(he)管理(li)。同時它(ta)具有多種外圍接(jie)口(kou)功(gong)(gong)(gong)(gong)能(neng)(neng)可(ke)供用(yong)(yong)(yong)戶選擇：帶有RS485通(tong)(tong)訊接(jie)口(kou)，采(cai)用(yong)(yong)(yong)MODBUS-RTU協議可(ke)滿足通(tong)(tong)訊聯網管理(li)的(de)(de)需(xu)要；帶開(kai)關(guan)量輸入和(he)繼電(dian)(dian)器(qi)(qi)輸出可(ke)實現(xian)(xian)斷路器(qi)(qi)開(kai)關(guan)的(de)(de)“遙信(xin)"和(he)“遙控(kong)"的(de)(de)功(gong)(gong)(gong)(gong)能(neng)(neng)，采(cai)用(yong)(yong)(yong)LCD顯示界面，通(tong)(tong)過面板按鍵(jian)來(lai)實現(xian)(xian)參數(shu)設置(zhi)和(he)控(kong)制，非常適(shi)合于(yu)(yu)實時電(dian)(dian)力(li)監控(kong)系統。

安科瑞防逆流檢測電能表光伏儲能儀表