預制艙在風電場的應用
基于上述許多優點,預預制艙已用于風電場。
1.輔助設(she)(she)備(bei)室。預(yu)制機房變(bian)電(dian)(dian)站(zhan)(zhan)作(zuo)為我國電(dian)(dian)網發展的(de)(de)(de)(de)重要產品(pin),正逐步(bu)取代傳統(tong)(tong)變(bian)電(dian)(dian)站(zhan)(zhan),成為都市電(dian)(dian)網設(she)(she)備(bei)的(de)(de)(de)(de)骨干(gan)力量。特別是,輔助設(she)(she)備(bei)室廣泛用于電(dian)(dian)網。二次(ci)機房中的(de)(de)(de)(de)設(she)(she)備(bei)與常(chang)規變(bian)電(dian)(dian)站(zhan)(zhan)中的(de)(de)(de)(de)設(she)(she)備(bei)相同,并(bing)且監視(shi)變(bian)電(dian)(dian)站(zhan)(zhan)設(she)(she)備(bei),分配傳輸網絡公司以及(ji)系統(tong)(tong)通信和測(ce)量的(de)(de)(de)(de)功能是統(tong)(tong)一的(de)(de)(de)(de)。
2. SVG預制(zhi)機艙
機艙主要(yao)包括SVG控制柜組件,SVG起動裝置,相連(lian)的電(dian)(dian)抗器(qi),傳感器(qi),隔離開(kai)關,冷卻風(feng)扇和(he)(he)其他設備。設備的功(gong)能不僅滿足風(feng)力(li)發電(dian)(dian)系(xi)統(tong)的功(gong)率系(xi)數,電(dian)(dian)壓(ya)波(bo)動和(he)(he)閃變要(yao)求,而且減少(shao)了系(xi)統(tong)故障對風(feng)扇的影(ying)響。 SVG的移動性和(he)(he)可擴展(zhan)性使您可以在構(gou)建風(feng)電(dian)(dian)場的同時擴展(zhan)整(zheng)個(ge)無效(xiao)的功(gong)率補償系(xi)統(tong)。
3.預制機房接地
機艙(cang)主要包含一整套電(dian)(dian)阻器(qi)接(jie)地裝置(zhi),接(jie)地電(dian)(dian)阻器(qi),接(jie)地變壓器(qi),單(dan)極(ji)隔離(li)開關,電(dian)(dian)流傳(chuan)感器(qi)和(he)其他(ta)設備。該設備的(de)(de)主要功能是在發(fa)生單(dan)相接(jie)地故(gu)(gu)(gu)障時(shi)降低工(gong)頻的(de)(de)過電(dian)(dian)壓水(shui)平。當發(fa)生單(dan)相接(jie)地故(gu)(gu)(gu)障時(shi),流經故(gu)(gu)(gu)障部分的(de)(de)電(dian)(dian)流將成為(wei)配(pei)電(dian)(dian)系統的(de)(de)電(dian)(dian)容(rong)(rong)電(dian)(dian)流。由于電(dian)(dian)容(rong)(rong)電(dian)(dian)流非常小(xiao),因(yin)此在故(gu)(gu)(gu)障點可能會產生不連續的(de)(de)電(dian)(dian)弧電(dian)(dian)流,從而導致高(gao)過電(dian)(dian)壓。