编制:审核:批准:築能網zhulongxorn建筑资料下载就在筑龙阿某某小区二期工程施工临时用电方案某某建筑安装工程公司项目部二00七年三月十日本工程为为高层住宅工程，工程总建筑面积19783平方米。总高59.7m。本工程为框架（剪力墙）结构。主要施工机械、设备投入计划序号机械名称型号台数功率（kW)合计（kW)1自升塔吊QTZ30131312施工电梯200/200138.538.53砼搅拌机JZ350110.610.64砂浆机100L2-41335钢筋切断机GQ40A15.55.56钢筋调直机GT4/14112.112.17钢筋对焊机UN10011001008电渣压力焊机BX50F2501009交流电焊机BZ1-30-2423.493.610娃式打夯机60KG32.88.411插入式振动器42812潜水泵22.24.413直螺纹套丝机GYS-4033914木工圆锯251015钢筋弯曲机WQ4010.30.316照明大灯248築能網zhulongxorn建筑资料下载就在筑龙阿2、用电量计算2.1塔吊31kW查表2-10-1Kx=0.3cos^=0.7tg^=1.02Pjsi=Kxp=0.3X31=9.3(kW)Qjs1=PMXtg屮=9.3kWX1.02=9.5(Kvar)2.2外用电梯查表10-1Kx=0.3cos中=0.7tg中=1.02Pjs2=KxPe=0.3X38.5=11.55(kW)Qjs2=Pjs2Xtg屮=11.55kWX1.02=11.78(Kvar)2.3电焊机查表2-10-1Kx=0.45cos^=0.45tg^=1.98电焊机=23.4X4=93.6(kW)对焊机=100(kW)切断机5.5=5.5kW)调直机12.1(kW)电渣压力焊机2X50=100(kW)直螺纹套丝机3X3=9(kW)钢筋弯曲机3.0(kW)先将1=50%统一换算到1=100%时的额定容量17其他照明75築能網zhulongxorn建筑资料下载就在筑龙阿QjS3=Pes3Xtg屮=104.4X1.98=207(kW)2.4木工圆锯查表2-10-1Kx=0.7tg^=1.08cos^=0.68PjS4=0.7X10=7(kW)Qjs4=7X1.08=7.56(KvaT)2.5打夯机查表2-10-1Kx=0.7tg^=0.7cos^=1.02Pjs5=KxPe5=0.7X8.4=5.88(kW)Qjs5=Pjs5X=5.88X1.02=6(Kvar)2.6振动器查表Kx=0.7cos屮=0.7tg屮=1.02Pj6=KxPe6=0.7X8=5.6(kW)Qjs；=Pjs6Xtg屮=5.6\1.02=5.71(^^)2.7搅拌机查表Kx=0.7cos屮=0.68tg屮=1.08砼搅拌机2X10.6=21.2(kW)砂浆机2X3=6(kW)Pjs8=KxPe8=0.7X(21.2+6)=19.04(kW)Qjs8=Pjs8Xtg屮=19.04X1.08=20.6(kW)2.8照明Pjs9=KxPe9=0.8X8=6.4(kW)Qjs9=Pjs9Xtg屮=6.4X1.6=10.2(Kvar)2.8.2照明2计算Kx=0.8cos^=0.52tg^=0.6Pjs9=KxPe9=0.8X75=60(kW)QM=60X0.6=36(KvaT)2.9总的有功功率Pj2=KxEPe=0.9(9.3+11.55+104.4+7+5.88+5.6+3.1+19.04+6.4+60)=209(kW)2.9.1总的无功功率Qj2=KxEPe=0.9(7.56+6+5.71+3.3+20.6+10.2+36+207+11.78+9.5)=317.65(KVJ2.9.2总的视在功率Sjs=P2+Q2=2092+317.652=380(kVA)2.10总的计算电流Iis=S/3u线=380/1.732X0.38=578(A)3、电线截面选择3.1总配电箱线查表选用185mm2铜芯电缆。电箱不小于600A3.2总电箱到塔吊电缆Kx=1cos^=0.7Iis=KxPe/3uecos中=1X31/1.732X0.38X0.7=68(A)查表选用16m