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保(bao)護視力色: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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簡介:6KIW4NSQT4X3O 電子變壓器除了體積較小外,在電力變壓器與電子變壓器二者之間,并沒有明確的分界線。一般提供50Hz電力網絡之電源均非常龐大,它可能是涵蓋有半個洲地區那般大的容量。電子裝置的電力限制,通常受限于整流、放大,與系統其它組件的能力,其中有些部分屬放大電力者,但如與電力系統發電能力相比較,它仍然歸屬于小電力之范圍。各種電子裝備常用到變壓器,理由是:提供各種電壓階層確保系統正常操作;提供系統中以不同電位操作部分得以電氣隔離;對交流電流提供高阻抗,但對直流則提供低的阻抗;在不同 | |||||||
6KIW4NSQT4X3O電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)變壓(ya)(ya)器(qi)除(chu)了體積較(jiao)小(xiao)外,在電(dian)(dian)(dian)(dian)(dian)力(li)(li)變壓(ya)(ya)器(qi)與電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)變壓(ya)(ya)器(qi)二者(zhe)之(zhi)間,并沒有(you)(you)明(ming)確的(de)分(fen)界線。一(yi)般(ban)提供(gong)50Hz電(dian)(dian)(dian)(dian)(dian)力(li)(li)網(wang)絡(luo)之(zhi)電(dian)(dian)(dian)(dian)(dian)源均非(fei)常(chang)龐大(da),它可能是涵蓋有(you)(you)半個洲地區那般(ban)大(da)的(de)容量。電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)裝置的(de)電(dian)(dian)(dian)(dian)(dian)力(li)(li)限(xian)制,通常(chang)受(shou)限(xian)于整流(liu)、放(fang)大(da),與系(xi)統(tong)其(qi)(qi)它組件(jian)的(de)能力(li)(li),其(qi)(qi)中有(you)(you)些部分(fen)屬放(fang)大(da)電(dian)(dian)(dian)(dian)(dian)力(li)(li)者(zhe),但(dan)如與電(dian)(dian)(dian)(dian)(dian)力(li)(li)系(xi)統(tong)發電(dian)(dian)(dian)(dian)(dian)能力(li)(li)相比較(jiao),它仍然歸屬于小(xiao)電(dian)(dian)(dian)(dian)(dian)力(li)(li)之(zhi)范圍(wei)。各(ge)種電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)裝備(bei)(bei)常(chang)用到變壓(ya)(ya)器(qi),理由是:提供(gong)各(ge)種電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)階層(ceng)確保系(xi)統(tong)正常(chang)操作;提供(gong)系(xi)統(tong)中以不(bu)同電(dian)(dian)(dian)(dian)(dian)位(wei)操作部分(fen)得以電(dian)(dian)(dian)(dian)(dian)氣隔(ge)離;對(dui)交流(liu)電(dian)(dian)(dian)(dian)(dian)流(liu)提供(gong)高阻(zu)抗,但(dan)對(dui)直流(liu)則提供(gong)低的(de)阻(zu)抗;在不(bu)同的(de)電(dian)(dian)(dian)(dian)(dian)位(wei)下,維持或修(xiu)飾(shi)波(bo)形與頻率響(xiang)應。「阻(zu)抗」其(qi)(qi)中之(zhi)一(yi)項重要概念(nian),亦即電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)學特性之(zhi)一(yi),其(qi)(qi)乃預設(she)一(yi)種設(she)備(bei)(bei),即當電(dian)(dian)(dian)(dian)(dian)路組件(jian)阻(zu)抗系(xi)從一(yi)階層(ceng)改變到另(ling)外的(de)一(yi)個階層(ceng)時(shi),其(qi)(qi)間即使(shi)用到一(yi)種設(she)備(bei)(bei)-變壓(ya)(ya)器(qi)。 生產能力強,交貨速度塊山海關區S11變壓器S0QE3JAPMORWG
⒈開啟式.是一種常用的形式,其器身與大氣直接接觸,適應于比較干燥而潔凈的室內,(環境溫度20度時,相對濕度不應超過85%),一般有空氣自冷和風冷兩種冷卻方式.山海關區 4JDOOPJG01VPJ
1)山海關區有大量一級或二級負荷時,宜裝設二臺及以上變壓器,當其中任一臺變壓器斷開時,其余變壓器的容量能滿足一級及二級負荷的用電。一、二級負荷盡可能集中,不宜太分散。
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