榮信興業高(gao)壓(ya)(ya)(ya)無(wu)功補償裝置(zhi)(簡(jian)稱RSVG),采(cai)(cai)用(yong)瞬時無(wu)功功率(lv)(lv)理(li)論(lun)的(de)(de)(de)無(wu)功檢測方(fang)式,以功率(lv)(lv)因數(shu)(shu)、網側(ce)電(dian)(dian)(dian)壓(ya)(ya)(ya)作為控制(zhi)目標,動態跟(gen)蹤(zong)電(dian)(dian)(dian)網電(dian)(dian)(dian)能相(xiang)關(guan)指(zhi)標的(de)(de)(de)變(bian)化,并根據變(bian)化情況調節(jie)無(wu)功輸(shu)出,實現(xian)電(dian)(dian)(dian)網的(de)(de)(de)高(gao)電(dian)(dian)(dian)能質(zhi)量運行。控制(zhi)器采(cai)(cai)用(yong)高(gao)速DSP和(he)FPGA,實現(xian)全數(shu)(shu)字化控制(zhi),電(dian)(dian)(dian)壓(ya)(ya)(ya)電(dian)(dian)(dian)流數(shu)(shu)字閉環和(he)載波(bo)(bo)移相(xiang)技術,信號采(cai)(cai)用(yong)光纖(xian)傳輸(shu),實現(xian)了高(gao)壓(ya)(ya)(ya)隔離(li),提高(gao)了整(zheng)機的(de)(de)(de)穩定性和(he)可靠(kao)性。采(cai)(cai)用(yong)IGBT組成的(de)(de)(de)H橋功率(lv)(lv)模塊鏈(lian)作為逆變(bian)主電(dian)(dian)(dian)路的(de)(de)(de)結構形(xing)(xing)式,拓撲(pu)簡(jian)單,性能可靠(kao),并輔(fu)助以小容(rong)量儲能元件,整(zheng)機輸(shu)出電(dian)(dian)(dian)壓(ya)(ya)(ya)由(you)多個電(dian)(dian)(dian)平(ping)臺階(jie)合(he)成階(jie)梯波(bo)(bo),經(jing)過輸(shu)出電(dian)(dian)(dian)抗濾(lv)波(bo)(bo)后正弦度好。RSVG由(you)于輸(shu)出電(dian)(dian)(dian)壓(ya)(ya)(ya)電(dian)(dian)(dian)平(ping)數(shu)(shu)多,輸(shu)出波(bo)(bo)形(xing)(xing)具有更好的(de)(de)(de)諧(xie)(xie)波(bo)(bo)頻譜,因此(ci)RSVG可稱為“完美無(wu)諧(xie)(xie)波(bo)(bo)變(bian)流器”。
RAPF是一種自(zi)動(dong)(dong)跟蹤(zong)電(dian)(dian)網(wang)諧波(bo)(bo)(bo)變(bian)化,具有(you)高度可控性與快速響應(ying)性的(de)(de)新型電(dian)(dian)力電(dian)(dian)子裝(zhuang)置。可用于(yu)動(dong)(dong)態抑制諧波(bo)(bo)(bo)、補(bu)(bu)償(chang)(chang)無功,還能夠對大小(xiao)和頻率都(dou)變(bian)化的(de)(de)諧波(bo)(bo)(bo)以及(ji)變(bian)化的(de)(de)無功進行補(bu)(bu)償(chang)(chang)。APF克服(fu)了傳(chuan)統無源(yuan)濾(lv)波(bo)(bo)(bo)器(qi)濾(lv)波(bo)(bo)(bo)效(xiao)果差(cha)、容易發(fa)生(sheng)諧振(zhen)和只(zhi)能補(bu)(bu)償(chang)(chang)固定(ding)次數(shu)諧波(bo)(bo)(bo)的(de)(de)缺點,對各(ge)種快速瞬變(bian)的(de)(de)沖擊型負載均(jun)能起到更好的(de)(de)濾(lv)波(bo)(bo)(bo)和補(bu)(bu)償(chang)(chang)效(xiao)果。
RAPF是一(yi)種(zhong)自動(dong)(dong)跟蹤電網諧(xie)(xie)波(bo)(bo)變化(hua),具有(you)高度可(ke)控性(xing)與(yu)快速(su)響應性(xing)的(de)新型電力電子(zi)裝置(zhi)。可(ke)用(yong)于動(dong)(dong)態抑制諧(xie)(xie)波(bo)(bo)、補(bu)償無功(gong),還能夠對(dui)大小和頻率(lv)都變化(hua)的(de)諧(xie)(xie)波(bo)(bo)以及變化(hua)的(de)無功(gong)進行補(bu)償。APF克服了傳統無源濾波(bo)(bo)器濾波(bo)(bo)效(xiao)果(guo)差、容易(yi)發生(sheng)諧(xie)(xie)振和只能補(bu)償固(gu)定次數(shu)諧(xie)(xie)波(bo)(bo)的(de)缺點(dian),對(dui)各種(zhong)快速(su)瞬變的(de)沖擊型負(fu)載均能起(qi)到(dao)更好的(de)濾波(bo)(bo)和補(bu)償效(xiao)果(guo)。
電(dian)弧爐做(zuo)為(wei)非線(xian)(xian)性及無規律(lv)負荷接(jie)入電(dian)網(wang)(wang),將會對電(dian)網(wang)(wang)產(chan)生(sheng)一系(xi)列不良(liang)影(ying)(ying)響(xiang)。榮(rong)信興業SVC系(xi)統響(xiang)應小于(yu)10ms,完(wan)全(quan)可(ke)以滿足嚴格的(de)技(ji)術要(yao)求,能夠向電(dian)弧爐快速提(ti)供無功(gong)(gong)電(dian)流并且(qie)穩定母線(xian)(xian)電(dian)網(wang)(wang)電(dian)壓,增加冶金有(you)功(gong)(gong)功(gong)(gong)率(lv)的(de)輸出(chu)提(ti)高生(sheng)產(chan)效率(lv),并且(qie)最(zui)大限度地降低閃變的(de)影(ying)(ying)響(xiang)。
SVC應用于(yu)高壓輸(shu)電(dian)網(wang)(wang),可以明(ming)顯提高電(dian)力系統(tong)輸(shu)配電(dian)性(xing)能(neng)。在電(dian)網(wang)(wang)的(de)一處(chu)或多處(chu)適合的(de)位置(zhi)上安裝SVC,可穩(wen)定(ding)弱(ruo)系統(tong)電(dian)壓、增(zeng)加小(xiao)干擾下的(de)阻(zu)尼、提高瞬變(bian)穩(wen)態極限、增(zeng)加傳輸(shu)能(neng)力,使現有(you)電(dian)網(wang)(wang)發(fa)揮最大效率,同時(shi)減(jian)少傳輸(shu)損耗。此外,在配電(dian)網(wang)(wang)中(zhong)安裝SVC系統(tong)也可有(you)效的(de)改善配網(wang)(wang)電(dian)壓穩(wen)定(ding)性(xing),大幅減(jian)小(xiao)電(dian)壓波動。
SVC應用于高壓(ya)(ya)輸(shu)電(dian)(dian)網(wang)(wang),可以明顯提(ti)高電(dian)(dian)力系(xi)(xi)統(tong)輸(shu)配電(dian)(dian)性能。在電(dian)(dian)網(wang)(wang)的一(yi)處或多處適合的位(wei)置上安裝SVC,可穩(wen)定(ding)弱(ruo)系(xi)(xi)統(tong)電(dian)(dian)壓(ya)(ya)、增(zeng)加(jia)小(xiao)(xiao)干擾下(xia)的阻尼、提(ti)高瞬變穩(wen)態極限、增(zeng)加(jia)傳(chuan)輸(shu)能力,使現有電(dian)(dian)網(wang)(wang)發揮最(zui)大效率(lv),同時減少(shao)傳(chuan)輸(shu)損耗。此外(wai),在配電(dian)(dian)網(wang)(wang)中安裝SVC系(xi)(xi)統(tong)也可有效的改善(shan)配網(wang)(wang)電(dian)(dian)壓(ya)(ya)穩(wen)定(ding)性,大幅減小(xiao)(xiao)電(dian)(dian)壓(ya)(ya)波動(dong)。
高壓串補裝置主(zhu)要用于(yu)提(ti)升高壓輸電線路(lu)(220kV、500kV、750kV等(deng))的輸送(song)能力(li)、增強傳輸線路(lu)的功(gong)角穩定性(xing)。
配(pei)(pei)網(wang)中壓串補裝置(zhi)主(zhu)要用于(yu)提升長距離配(pei)(pei)電線路(10kV、35kV、66kV等)的(de)末端電壓,改善企業和居民(min)用電質量。
在提升電能質量、優化控制與節能降耗等方面為客戶提供解決方案。
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SC串補(bu)產品——高(gao)壓串補(bu)