傳統意義的(de)(de)電(dian)(dian)能質(zhi)(zhi)(zhi)量治(zhi)理(li)僅指在供電(dian)(dian)端安裝(zhuang)靜態(tai)電(dian)(dian)容器(qi)進行無功補償,且并(bing)未對電(dian)(dian)網(wang)系統產生的(de)(de)諧(xie)波進行有(you)效治(zhi)理(li)。隨著技術進步(bu),利用新(xin)(xin)型電(dian)(dian)力(li)電(dian)(dian)子技術及產品解(jie)決電(dian)(dian)能質(zhi)(zhi)(zhi)量問題,使(shi)電(dian)(dian)能質(zhi)(zhi)(zhi)量治(zhi)理(li)市(shi)場發生了革(ge)命性變化(hua)。電(dian)(dian)能質(zhi)(zhi)(zhi)量治(zhi)理(li)設備(bei)一(yi)方面能夠解(jie)決節電(dian)(dian)設備(bei)、變頻(pin)器(qi)、整流器(qi)等電(dian)(dian)力(li)電(dian)(dian)子設備(bei)的(de)(de)大(da)量使(shi)用以及新(xin)(xin)能源(yuan)分(fen)布式電(dian)(dian)源(yuan)并(bing)網(wang)所(suo)產生的(de)(de)電(dian)(dian)能質(zhi)(zhi)(zhi)量問題,另一(yi)方面為電(dian)(dian)力(li)電(dian)(dian)子設備(bei)的(de)(de)正常運(yun)行提供可(ke)靠的(de)(de)保障。目前主(zhu)要分(fen)為動態(tai)無功補償和諧(xie)波治(zhi)理(li)兩個細分(fen)領域。
動(dong)態(tai)低(di)壓(ya)智能(neng)混合無(wu)(wu)功補(bu)償裝(zhuang)置的應用前景十(shi)分(fen)可觀,市場規模高速增長(chang)。隨著我國(guo)(guo)(guo)西電東送、南(nan)北互供和全(quan)國(guo)(guo)(guo)聯網戰略的實施(shi),為(wei)提高電網輸(shu)電能(neng)力和系統穩定性會因地(di)制宜地(di)采用動(dong)態(tai)無(wu)(wu)功補(bu)償技(ji)(ji)術(shu);我國(guo)(guo)(guo)電網在(zai)不斷發展,直流輸(shu)電工程也在(zai)不斷增多,在(zai)受端(duan)電網負荷(he)中心地(di)區也會加大動(dong)態(tai)無(wu)(wu)功補(bu)償技(ji)(ji)術(shu)的應用,以(yi)防(fang)止系統電壓(ya)崩潰和直流輸(shu)電出現連(lian)續(xu)換(huan)相失敗(bai)。
同時,伴隨著智能電網的發展和電力市場化,加大動態無功補償技術的應用可以增加電網電壓和無功的調節能力,降低網損、提高電網運行的經濟性。當前,用戶對電能質量的要求越來越高,采用動態低壓智能混合無功補償裝置,可以抑制特殊負荷產生的諧波、負序電流、有功和無功沖擊等,提高電網的電能質量。另外,電網的技術改造和進步也需要新型動態無功補償技術,如替代一些老舊調相機等。
動態低壓智能混(hun)合無(wu)(wu)功補(bu)償裝(zhuang)(zhuang)置(zhi)目前廣(guang)泛(fan)應(ying)(ying)用于石油(you)化(hua)工、電(dian)(dian)(dian)力(li)系統、冶(ye)金鋼鐵(tie)、電(dian)(dian)(dian)氣化(hua)鐵(tie)路、城(cheng)市建設等(deng)(deng)行業(ye)(ye)中(zhong),為各種異(yi)步(bu)電(dian)(dian)(dian)動機(ji)(ji)(ji)、變壓器、晶閘管變流器、變頻器、感(gan)應(ying)(ying)爐(lu)(lu)、照明設備、電(dian)(dian)(dian)弧爐(lu)(lu)、電(dian)(dian)(dian)力(li)機(ji)(ji)(ji)車、提升機(ji)(ji)(ji)、沖(chong)壓機(ji)(ji)(ji)、吊車、電(dian)(dian)(dian)梯(ti)、風力(li)發電(dian)(dian)(dian)機(ji)(ji)(ji)、電(dian)(dian)(dian)梯(ti)、電(dian)(dian)(dian)焊機(ji)(ji)(ji)、電(dian)(dian)(dian)阻爐(lu)(lu)、石英熔煉(lian)爐(lu)(lu)等(deng)(deng)設備提供高(gao)質量(liang)、高(gao)可靠性(xing)的(de)無(wu)(wu)功補(bu)償及濾(lv)波(bo)的(de)解決方案(an)。 諧(xie)波(bo)治理(li)設備可分為無(wu)(wu)源(yuan)濾(lv)波(bo)器和有源(yuan)濾(lv)波(bo)器。在(zai)應(ying)(ying)用的(de)行業(ye)(ye)領域中(zhong)無(wu)(wu)源(yuan)濾(lv)波(bo)裝(zhuang)(zhuang)置(zhi)仍(reng)占主導地位,但有源(yuan)濾(lv)波(bo)是(shi)未來發展的(de)方向(xiang)。目前地鐵(tie)行業(ye)(ye)諧(xie)波(bo)治理(li)已(yi)經(jing)主要采用有源(yuan)濾(lv)波(bo)裝(zhuang)(zhuang)置(zhi),對電(dian)(dian)(dian)能質量(liang)要求較高(gao)的(de)汽(qi)車制造、紡織、煙草、油(you)田、電(dian)(dian)(dian)信、精密電(dian)(dian)(dian)子、水處理(li)等(deng)(deng)行業(ye)(ye)、以及醫院、大(da)型(xing)場館、商務寫字樓、大(da)型(xing)酒店等(deng)(deng)公共建筑逐漸的(de)已(yi)經(jing)有一定規模的(de)應(ying)(ying)用。未來如石油(you)、化(hua)工、冶(ye)金、風電(dian)(dian)(dian)場等(deng)(deng)行業(ye)(ye)將(jiang)有巨大(da)的(de)開拓前景。
隨著科(ke)學技術的發展,功率電子元(yuan)件的成本下降,有(you)源(yuan)(yuan)濾(lv)波(bo)裝置(zhi)對(dui)于無源(yuan)(yuan)產(chan)品具有(you)的技術優勢,有(you)源(yuan)(yuan)濾(lv)波(bo)裝置(zhi)一(yi)定會(hui)在諧波(bo)治理(li)上占(zhan)主導(dao)地(di)位的。
由于我國對(dui)(dui)傳統(tong)(tong)的(de)電(dian)(dian)能(neng)(neng)(neng)質(zhi)(zhi)(zhi)量(liang)產(chan)(chan)品(pin)市場(chang)理解較為狹隘,通常在分析市場(chang)時(shi)將需求(qiu)(qiu)側(ce)主要(yao)局(ju)限于鋼鐵、石化等(deng)(deng)重(zhong)工(gong)(gong)(gong)業(ye)(ye)(ye)行業(ye)(ye)(ye)。事實上根據發達國家的(de)經(jing)驗,隨(sui)著(zhu)工(gong)(gong)(gong)業(ye)(ye)(ye)化程度的(de)加深及科學技(ji)術的(de)進步,工(gong)(gong)(gong)業(ye)(ye)(ye)節(jie)能(neng)(neng)(neng)成(cheng)為能(neng)(neng)(neng)源(yuan)利用(yong)的(de)首(shou)要(yao)任務,這使得更(geng)多的(de)行業(ye)(ye)(ye)對(dui)(dui)電(dian)(dian)能(neng)(neng)(neng)質(zhi)(zhi)(zhi)量(liang)提出了需求(qiu)(qiu)。伴隨(sui)著(zhu)大量(liang)電(dian)(dian)力(li)電(dian)(dian)子等(deng)(deng)節(jie)能(neng)(neng)(neng)設備(bei)的(de)廣(guang)泛運用(yong),作為非線性負荷設備(bei)在節(jie)能(neng)(neng)(neng)的(de)同時(shi)也產(chan)(chan)生了大量(liang)諧波污(wu)染,因此更(geng)多的(de)行業(ye)(ye)(ye)如地鐵、機場(chang)、體育場(chang)館(guan)、辦公(gong)樓(lou)宇等(deng)(deng)對(dui)(dui)電(dian)(dian)能(neng)(neng)(neng)質(zhi)(zhi)(zhi)量(liang)治理提出了新(xin)需求(qiu)(qiu)。同時(shi),智能(neng)(neng)(neng)電(dian)(dian)網(wang)(wang)的(de)建設、新(xin)能(neng)(neng)(neng)源(yuan)并(bing)網(wang)(wang)發電(dian)(dian)的(de)要(yao)求(qiu)(qiu)和電(dian)(dian)動汽(qi)車(che)充電(dian)(dian)等(deng)(deng)新(xin)消費的(de)需求(qiu)(qiu)更(geng)為本行業(ye)(ye)(ye)帶來(lai)了發展機遇(yu),電(dian)(dian)能(neng)(neng)(neng)質(zhi)(zhi)(zhi)量(liang)產(chan)(chan)品(pin)可(ke)(ke)以(yi)在整(zheng)個智能(neng)(neng)(neng)電(dian)(dian)網(wang)(wang)系(xi)統(tong)(tong)中從發電(dian)(dian)、輸電(dian)(dian)到用(yong)電(dian)(dian)得到廣(guang)泛持(chi)續地運用(yong),可(ke)(ke)以(yi)說(shuo)電(dian)(dian)能(neng)(neng)(neng)質(zhi)(zhi)(zhi)量(liang)產(chan)(chan)品(pin)面臨(lin)的(de)市場(chang)容量(liang)是永不(bu)飽和的(de)。