簡婷

安科瑞電氣股份(fen)有限公司(si) 上(shang)海嘉定(ding)  201801

儲能電站運維

       在儲能(neng)(neng)(neng)(neng)行(xing)業前景(jing)一片大(da)好的(de)同時，儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)的(de)安全運維也(ye)至關重要(yao)。GB/T 42288-2022 《電(dian)(dian)(dian)化學儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)安全規(gui)程》對儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)的(de)監控(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)有明確(que)要(yao)求，監控(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)應(ying)(ying)具備(bei)數(shu)據采集處理、監視報警(jing)、控(kong)(kong)(kong)制(zhi)(zhi)(zhi)調(diao)節、自診斷及(ji)自恢復等功能(neng)(neng)(neng)(neng)，應(ying)(ying)具備(bei)手動控(kong)(kong)(kong)制(zhi)(zhi)(zhi)和自動控(kong)(kong)(kong)制(zhi)(zhi)(zhi)方式，自動控(kong)(kong)(kong)制(zhi)(zhi)(zhi)功能(neng)(neng)(neng)(neng)可投退。《北(bei)京市新型儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)運行(xing)監督管理辦法（試行(xing)）》文(wen)件明確(que)：要(yao)求大(da)、中型儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)應(ying)(ying)建立狀態(tai)運行(xing)及(ji)預警(jing)預測平(ping)臺(tai)，小(xiao)型儲能(neng)(neng)(neng)(neng)電(dian)(dian)(dian)站(zhan)(zhan)應(ying)(ying)實(shi)現(xian)狀態(tai)運行(xing)監測，實(shi)時監控(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)運行(xing)工況。

      Acrel-2000MG微電(dian)(dian)網(wang)(wang)能(neng)(neng)量管理系統(tong)(tong)能(neng)(neng)夠對(dui)企業(ye)微電(dian)(dian)網(wang)(wang)的源(yuan)(yuan)(yuan)（市(shi)電(dian)(dian)、分布(bu)式光伏、微型(xing)風(feng)機）、網(wang)(wang)（企業(ye)內(nei)部配電(dian)(dian)網(wang)(wang)）、荷(he)(he) （固定(ding)負荷(he)(he)和可調負荷(he)(he)）、儲(chu)能(neng)(neng)系統(tong)(tong)、新能(neng)(neng)源(yuan)(yuan)(yuan)汽車充電(dian)(dian)負荷(he)(he)進行(xing)實(shi)時監(jian)測和優化(hua)控制(zhi)策略，保護(hu)微電(dian)(dian)網(wang)(wang)儲(chu)能(neng)(neng)系統(tong)(tong)運(yun)行(xing)安全(quan)，實(shi)現(xian)不同目標(biao)下(xia)源(yuan)(yuan)(yuan)網(wang)(wang)荷(he)(he)儲(chu)資源(yuan)(yuan)(yuan)之間的靈活互動(dong)，增加多策略控制(zhi)下(xia)系統(tong)(tong)的穩定(ding)運(yun)行(xing)和收益*大化(hua)，提升(sheng)微電(dian)(dian)網(wang)(wang)運(yun)行(xing)安全(quan)，降低(di)運(yun)維成本。

4.1 數據采集及處(chu)理

       系統通過測(ce)控單元與儲能裝置、電(dian)池(chi)管理系統(BMS)、汽車充電(dian)樁、風(feng)機逆變(bian)器、光伏逆變(bian)器進(jin)行實時信息(xi)的采集和處理，實時采集模擬量(liang)、開(kai)關量(liang)。

4.2 監視報警

      微電網能(neng)量管理系統(tong)應具有(you)事故報警和(he)預告報警功能(neng)。事故報警包括非(fei)正常(chang)(chang)操作引起的斷(duan)路器跳閘(zha)和(he)保護裝置動(dong)作信號；預告報警包括一般設備變位、狀(zhuang)態(tai)異常(chang)(chang)信息(xi)或(huo)電芯過壓(ya)、電芯欠(qian)壓(ya)、電池(chi)簇(cu)過壓(ya)告警、電池(chi)簇(cu)欠(qian)壓(ya)告警等(deng)，保障儲能(neng)系統(tong)運行(xing)安全。

4.3 運行監控

       微(wei)電(dian)網能(neng)量(liang)管理系(xi)(xi)統(tong)是(shi)儲(chu)能(neng)系(xi)(xi)統(tong)與(yu)運行(xing)人員聯系(xi)(xi)的主(zhu)要(yao)方式(shi)，系(xi)(xi)統(tong)可提(ti)供重要(yao)參(can)數的顯示和必(bi)要(yao)操作，包括(kuo)(kuo)儲(chu)能(neng)系(xi)(xi)統(tong)主(zhu)要(yao)儲(chu)能(neng)裝機容量(liang)、充放電(dian)策(ce)略設(she)置、單(dan)次充放電(dian)量(liang)與(yu)時(shi)間、SOC曲線(xian)、收(shou)益及(ji)儲(chu)能(neng)系(xi)(xi)統(tong)運行(xing)狀態參(can)數，手動(dong)和自動(dong)控制，控制調(diao)節對象包括(kuo)(kuo)直流開關、各電(dian)壓等級的電(dian)動(dong)操作開關、主(zhu)要(yao)設(she)備的啟動(dong)退出、PCS功(gong)率設(she)定(ding)、裝置運行(xing)參(can)數設(she)定(ding)等。

4.4 光伏運(yun)行監控

        監測企業分布式光(guang)伏(fu)電(dian)站運行情況，包(bao)括逆(ni)變器運行數據、光(guang)伏(fu)發電(dian)效率分析、發電(dian)量及收(shou)益統(tong)計以及光(guang)伏(fu)發電(dian)功率控制。

4.5 儲能管理

       監測(ce)儲能(neng)系(xi)統、電(dian)(dian)(dian)池(chi)管理(li)系(xi)統(BMS)和儲能(neng)變流(liu)器(PCS)運行，包括運行模(mo)(mo)式(shi)、功率控制(zhi)模(mo)(mo)式(shi)，功率、電(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)流(liu)、頻率等預定值(zhi)信息(xi)、儲能(neng)電(dian)(dian)(dian)池(chi)充(chong)放電(dian)(dian)(dian)電(dian)(dian)(dian)壓(ya)、電(dian)(dian)(dian)流(liu)、SOC、溫度，根據分時電(dian)(dian)(dian)價(jia)波動及企(qi)業峰谷特點(dian)設置儲能(neng)系(xi)統的充(chong)放電(dian)(dian)(dian)策略，控制(zhi)儲能(neng)系(xi)統充(chong)放電(dian)(dian)(dian)模(mo)(mo)式(shi)，實(shi)現削峰填谷，風骨套利，降(jiang)低企(qi)業用電(dian)(dian)(dian)成本。

4.6 充(chong)電樁監測 

       系(xi)統(tong)具備和企(qi)業(ye)充電(dian)樁(zhuang)系(xi)統(tong)或設備的(de)軟件(jian)接口，充電(dian)樁(zhuang)數據接入微電(dian)網能量管理系(xi)統(tong)進行(xing)集中(zhong)監控，監測充電(dian)樁(zhuang)的(de)運行(xing)狀態，根據企(qi)業(ye)負荷(he)率變化控制和調節(jie)充電(dian)樁(zhuang)的(de)充電(dian)功率，使企(qi)業(ye)微電(dian)網穩定(ding)安全運行(xing)。

4.7 電能質量(liang)監測

       監(jian)測微電網重要回路的(de)電壓波動與(yu)閃變、電壓暫升/暫降、短時中斷(duan)情況，實時記錄事件并(bing)故(gu)障錄波，為電能(neng)質量分析與(yu)治(zhi)理(li)提(ti)供數據(ju)來源。及(ji)時采取相(xiang)應的(de)措施提(ti)高配電系統的(de)可靠性(xing)，減少因諧(xie)波造成(cheng)的(de)供電事故(gu)的(de)發生。

4.8 自(zi)診斷(duan)和自(zi)恢復

        系統具備在線診斷能力，對系統自(zi)身(shen)的軟硬(ying)件(jian)運行狀況進行診斷，發現(xian)異(yi)常時，予(yu)以(yi)報(bao)警和記錄(lu)，必要時采取自(zi)動(dong)恢復措(cuo)施。

5 微電網(wang)數字化(hua)系統硬件設備

        除了微電(dian)網能(neng)量(liang)管理系統軟件外，還(huan)具備現(xian)場傳感器、智能(neng)網關等設備，還(huan)包括(kuo)了高(gao)低(di)壓(ya)配電(dian)綜合保(bao)護和監(jian)測產品、電(dian)能(neng)質量(liang)在線(xian)監(jian)測裝置、電(dian)能(neng)質量(liang)治(zhi)理、新能(neng)源(yuan)充電(dian)樁、電(dian)氣消防類(lei)解決方案等，可以為企業(ye)微電(dian)網數(shu)字化提供一站(zhan)式服務能(neng)力。