中(zhong)大型楼宇的供电(dian)(dian)(dian)电(dian)(dian)(dian)压(ya)一般采用(yong)10kV,有时也可采用(yong)35kV。为了(le)保证供电(dian)(dian)(dian)可靠性(xing),应(ying)至少有两个独(du)(du)立电(dian)(dian)(dian)源(yuan)(yuan),具体数量应(ying)视负荷大小及当地电(dian)(dian)(dian)网(wang)条件(jian)而定。两路独(du)(du)立电(dian)(dian)(dian)源(yuan)(yuan)运行方式,原则上是两路同(tong)时供电(dian)(dian)(dian),互为备用(yong)。此外,必要时还(hai)需装设应(ying)急备用(yong)发电(dian)(dian)(dian)机组。
低压(ya)配(pei)(pei)电(dian)方式是指低压(ya)干(gan)线的(de)配(pei)(pei)线方式。低压(ya)配(pei)(pei)出干(gan)线一般是指从变电(dian)所低压(ya)配(pei)(pei)电(dian)屏分(fen)路(lu)开关至各(ge)大(da)型用(yong)电(dian)设(she)备或楼(lou)层配(pei)(pei)电(dian)盘(pan)的(de)线路(lu)。用(yong)电(dian)负(fu)(fu)荷分(fen)组(zu)配(pei)(pei)电(dian)系(xi)(xi)统(tong)是指负(fu)(fu)荷的(de)分(fen)组(zu)组(zu)合系(xi)(xi)统(tong)。智能化建(jian)筑由于负(fu)(fu)荷的(de)种类较多,低压(ya)配(pei)(pei)电(dian)系(xi)(xi)统(tong)的(de)组(zu)织(zhi)是否得当,将直(zhi)接影(ying)响(xiang)大(da)楼(lou)用(yong)电(dian)的(de)安全运行和经济管理。
低压配电系统宜采用三级配电方式:
即总配(pei)(pei)电(dian)(dian)(配(pei)(pei)变电(dian)(dian)室(shi))、区域配(pei)(pei)电(dian)(dian)(配(pei)(pei)电(dian)(dian)间)和(he)终端配(pei)(pei)电(dian)(dian)。三级配(pei)(pei)电(dian)(dian)系统之(zhi)间要求保(bao)护开关(guan)动(dong)作具有选择性。
典型案例
安徽宣城国购广场
郑州方圆经纬
济南绿地滨河国际
武汉中冶南方韵湖首府
安徽蓝鼎伯廷酒店
山东省会文化艺术中心
山东西客站综合体/绿地缤纷城
莱山公路局观海大厦
成都财富又一城