變(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)器是(shi)什么:變(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)器的(de)作用(yong)一(yi)般是(shi)有兩種,一(yi)種是(shi)升降(jiang)(jiang)壓(ya)(ya)(ya)(ya)(ya)作用(yong),另(ling)一(yi)種是(shi)阻抗匹配作用(yong)。先說一(yi)下升降(jiang)(jiang)壓(ya)(ya)(ya)(ya)(ya),通(tong)常我們使來用(yong)的(de)電(dian)壓(ya)(ya)(ya)(ya)(ya)有多種,如生活照明電(dian)是(shi)220V,工業安全照明是(shi)36V,電(dian)焊機的(de)電(dian)壓(ya)(ya)(ya)(ya)(ya)還需要調(diao)節,這些都離不(bu)開變(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)器,變(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)器通(tong)過主(zhu)副線圈(quan)電(dian)磁互感原理,可(ke)以把電(dian)壓(ya)(ya)(ya)(ya)(ya)降(jiang)(jiang)低到我們所(suo)需要的(de)電(dian)壓(ya)(ya)(ya)(ya)(ya)。
箱(xiang)式變電站的(de)優點:
(1)占地(di)面積小(xiao),適用在一般城市負(fu)荷(he)密集(ji)地(di)區(qu)(qu)、農村地(di)區(qu)(qu)、住宅小(xiao)區(qu)(qu)等安裝,有利于高壓延伸(shen),減少(shao)低(di)壓線(xian)路的供電(dian)半徑,降低(di)線(xian)損。
(2)減少土建基礎(chu)費(fei)用,可以工廠化生(sheng)產,縮(suo)短(duan)現場施工周期(qi),投(tou)資較(jiao)少,收效(xiao)明顯。
(3)體積小,重量輕,安裝移動方便。
(4)可采用(yong)全密封變壓器,sf6環網柜等新型(xing)設(she)備(bei),具(ju)有長周(zhou)期,免(mian)維(wei)內護、功能(neng)比(bi)較齊(qi)全的特點(dian),可用(yong)于終端,又可用(yong)于環網。
(5)環保、外形新(xin)穎美觀,廣泛用(yong)于建筑施工(gong)的臨(lin)時用(yong)電(dian),工(gong)業園區、居民小區、商業中心等用(yong)電(dian)的需求,與環境較為(wei)協調(diao)。
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