商业综合楼施工用电方案#福建#框架结构#TN-S系统供电#负荷确定计算#电流计算.doc

荆门汉通楚天城一期a组团施工用电方案编制人: 审核人： 批准人： 编制单位：中国第四冶金建设有限责任公司编制日期：2010年12月28日 施工临时用电方案计算书 本工程由荆门汉通置业有限公司投资建设，福建省九龙建设集团设计院设计，荆门市规划勘测设计研究院地质勘察，福州市三利建设监理有限公司监理，中国第四冶金建设集团有限公司组织施工；由严忠炎担任项目经理。 本工程为荆门汉通楚天城一期a组团工程，该工程为一个建筑群体（包括2#、3#、5#、6#、9#20#、34#、35#、地下车库二，商业综合楼等建筑），其中：2#、3#、5#、6#、8#11#楼八栋为框架地上五层住宅楼，12#19#楼为框架地上三层，半地下室一层连体别墅、商业综合楼为地上3层框架结构，34#、35#楼为地上12层框架结构，20#楼为地上二层框架结构，地下车库二为地下一层。总建筑面积为58168.94m2. 一、编制依据低压配电设计规范gb50054-95中国建筑工业出版社建筑工程施工现场供电安全规范gb50194-93中国建筑工业出版社通用用电设备配电设计规范gb50055-93中国建筑工业出版社供配电系统设计规范gb50052-95中国建筑工业出版社施工现场临时用电安全技术规范jgj46-2005中国建筑工业出版社建筑施工安全检查标准jgj59-99二、施工条件施工现场用电量统计表:-序号 机具名称 型号 安装功率(kw) 数量 合计功率(kw)1 塔式起重机1 qtz5008 48 1 48 2 卷扬机1#楼 jjz-1 7.5 1 7.5 3 卷扬机2#楼 jjz-1 7.5 1 7.5 4 卷扬机5#楼 jjz-1 7.5 1 7.5 5 卷扬机8#楼 jjz-1 7.5 1 7.5 6 塔式起重机2 qtz50 48 1 48 7 卷扬机9#楼 jjz-1 7.5 1 7.5 8 卷扬机10#楼 jjz-1 7.5 1 7.5 9 卷扬机11#楼 jjz-1 7.5 1 7.5 10 卷扬机12#楼 jjz-1 7.5 1 7.5 11 卷扬机13#楼 jjz-1 7.5 1 7.5 12 钢筋调直机 gt6/14 3 1 3 13 钢筋切断机 qj40 3 1 3 14 交流电焊机 76 1 76 15 钢筋弯曲机 gw40 3 2 6 16 木工圆锯 mj106 5.5 2 11 17 插入式振动器 zx70 1.5 8 12 18 平板式振动器 zb11 1.1 4 4.4 19 平板式振动器 zb11 1.1 10 11 20 插入式振动器 zx70 1.5 5 7.5 21 高压镝灯 2 3 6 22 碘钨灯 1 30 30 23 荧光灯 0.04 30 1.2 24 钢筋调直机 gt3/9 3 1 3 25 钢筋切断机 qj40 3 1 3 26 直流电焊机 ax5-500 26 1 26 27 钢筋弯曲机 wj40 3 2 6 28 木工圆锯 mj106 5.5 2 11 29 卷扬机14#、15#楼jjz-1 7.5 1 7.5 30 卷扬机16#楼 jjz-1 7.5 1 7.5 31 卷扬机17#、18#楼jjz-1 7.5 1 7.5 32 卷扬机19#楼 jjz-1 7.5 1 7.5 33 卷扬机20#楼 jjz-1 7.5 1 7.5 34 交流电焊机 76 1 76 35 钢筋弯曲机 wj40 3 2 6 36 钢筋调直机 gt6/14 3 1 3 37 木工圆锯 mj106 5.5 2 11 38 钢筋切断机 qj40 3 1 3 39 交流电焊机 76 1 76 40 钢筋调直机 gt6/14 3 1 3 41 钢筋切断机 qj40 3 1 3 42 钢筋弯曲机 wj40 3 2 6 43 木工圆锯 mj106 5.5 2 11 44 钢筋弯曲机 wj40 3 2 6 45 直流电焊机 ax5-500 26 1 26 46 钢筋调直机 gt6/14 3 1 3 47 钢筋切断机 qj40 3 1 3 48 木工圆锯 mj106 5.5 2 11 49 平板式振动器 zb11 1.1 6 6.6 50 插入式振动器 zx70 1.5 6 9 51 插入式振动器 zx70 1.5 12 18 52 平板式振动器 zb11 1.1 12 13.2 53 平板式振动器 zb11 1.1 10 11 54 插入式振动器 zx70 1.5 10 15 55 碘钨灯 1 6 6 56 荧光灯 0.04 20 0.8 57 高压镝灯 3.5 10 35 -三、设计内容和步骤1、现场勘探及初步设计:(1)本工程所在施工现场范围内施工前无各种埋地管线。(2)现场采用380v低压供电，设一配电总箱，内有计量设备，采用tn-s系统供电。(3)根据施工现场用电设备布置情况，总箱进线采用导线空气明敷/架空线路敷设，干线采用空气明敷/架空线路敷设，用电器导线采用空气明敷/架空线路敷设。布置位置及线路走向参见临时配电系统图及现场平面图，采用三级配电，二级防护。(4)按照jgj46-2005规定制定施工组织设计，接地电阻r4。2、确定用电负荷:(1)、塔式起重机kx = 0.7 cos = 0.6 tg = 1.33将jc =40%统一换算到jc1 =25%的额定容量pn = 48kwpe = n(jc/jc1)1/2pn = 1(0.4/0.25)1/248 = 60.72 kwpjs = kxpe =0.760.72 = 42.504kwqjs = pjs tg=42.5041.33 = 56.53 kvar(2)、卷扬机1楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 =6.98 kvar(3)、卷扬机2楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(4)、卷扬机5楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 =6.98 kvar(5)、卷扬机8楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(6)、塔式起重机2kx = 0.7 cos = 0.6 tg = 1.33将jc =40%统一换算到jc1 =25%的额定容量pn = 48kwpe = n(jc/jc1)1/2pn = 1(0.4/0.25)1/248 = 60.72 kwpjs = kxpe =0.760.72 = 42.504kwqjs = pjs tg=42.5041.33 = 56.53 kvar(7)、卷扬机9楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(8)、卷扬机10楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 =6.98kvar(9)、卷扬机11楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 =6.98 kvar(10)、卷扬机12楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 =6.98 kvar(11)、卷扬机13楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(12)、钢筋调直机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.02 = 7.29 kvar(13)、钢筋切断机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657 = 4.55 kwqjs = pjs tg=4.551.02 = 4.64 kvar(14)、交流电焊机kx = 0.5 cos = 0.4 tg = 2.29将jc =50%统一换算到jc1 =100%的额定容量pn = sn cos = 760.4=30.4kwpe = n(jc/jc1)1/2pn = 1(0.5/1)1/230.4 = 21.5 kwpjs = kxpe =0.521.5 = 10.75kwqjs = pjs tg=10.752.29 = 24.63 kvar(15)、钢筋弯曲机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.656 = 3.9 kwqjs = pjs tg=3.91.02 = 3.98 kvar(16)、木工圆锯kx = 0.65 cos = 0.6 tg = 1.33pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.33 = 9.53 kvar(17)、插入式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.312 = 3.6 kwqjs = pjs tg=3.61.02 = 3.67 kvar(18)、平板式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.34.4 = 1.32 kwqjs = pjs tg=1.321.02 = 1.35 kvar(19)、平板式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.311 = 3.3 kwqjs = pjs tg=3.31.02 = 3.37 kvar(20)、插入式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.37.5 = 2.25 kwqjs = pjs tg=2.251.02 = 2.3 kvar(21)、高压汞灯kx = 0.6 cos = 0.7 tg = 1.02pjs = 0.6151.1 = 9.9 kwqjs = pjs tg=9.91.02 = 10.1 kvar(22)、碘钨灯kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.3301 = 9 kwqjs = pjs tg=91.02 = 9.18 kvar(23)、荧光灯kx = 0.2 cos = 0.8 tg = 0.75pjs = 0.261.2 = 1.44 kwqjs = pjs tg=1.440.75 = 1.08 kvar(24)、钢筋调直机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657.5 = 4.875 kwqjs = pjs tg=4.881.02 = 4.97 kvar(25)、钢筋切断机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657 = 4.55 kwqjs = pjs tg=4.551.02 = 4.64 kvar(26)、直流电焊机kx = 0.7 cos = 0.6 tg = 1.33将jc =50%统一换算到jc1 =100%的额定容量pn = 26kwpe = n(jc/jc1)1/2pn = 1(0.5/1)1/226 = 18.38 kwpjs = kxpe =0.718.38 = 12.87kwqjs = pjs tg=12.871.33 = 17.16 kvar(27)、钢筋弯曲机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.656 = 3.9 kwqjs = pjs tg=3.91.02 = 3.98 kvar(28)、木工圆锯kx = 0.65 cos = 0.6 tg = 1.33pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.33 = 9.53 kvar(30)、卷扬机14、15楼kx = 0.3 cos = 0.6 tg = 1.33pjs = 0.37.5 = 2.25 kwqjs = pjs tg=2.251.33 = 3 kvar(31)、卷扬机16楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar (33)、卷扬机17、18楼kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 = 5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(34)、卷扬机19kx = 0.7 cos = 0.6 tg = 1.33pjs = 0.77.5 =5.25 kwqjs = pjs tg=5.251.33 = 6.98 kvar(35)、交流电焊机kx = 0.5 cos = 0.4 tg = 2.29将jc =50%统一换算到jc1 =100%的额定容量pn = sn cos = 760.4=30.4kwpe = n(jc/jc1)1/2pn = 1(0.5/1)1/230.4 = 21.5 kwpjs = kxpe =0.521.5 = 10.75kwqjs = pjs tg=10.752.29 = 24.63 kvar(36)、钢筋弯曲机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.656 = 3.9 kwqjs = pjs tg=3.91.02 = 3.98 kvar(37)、钢筋调直机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.02 = 7.29 kvar(38)、木工圆锯kx = 0.65 cos = 0.6 tg = 1.33pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.33 = 9.53 kvar(39)、钢筋切断机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657 = 4.55 kwqjs = pjs tg=4.551.02 = 4.64 kvar(40)、交流电焊机kx = 0.3 cos = 0.4 tg = 2.29将jc =50%统一换算到jc1 =100%的额定容量pn = sn cos = 760.4=30.4kwpe = n(jc/jc1)1/2pn = 1(0.5/1)1/230.4 = 21.5 kwpjs = kxpe =0.321.5 = 6.45kwqjs = pjs tg=6.452.29 = 14.78 kvar(41)、钢筋调直机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.02 = 7.29 kvar(42)、钢筋切断机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657 = 4.55 kwqjs = pjs tg=4.551.02 = 4.64 kvar(43)、钢筋弯曲机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.656 = 3.9 kwqjs = pjs tg=3.91.02 = 3.98 kvar(44)、木工圆锯kx = 0.65 cos = 0.6 tg = 1.33pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.33 = 9.53 kvar(45)、钢筋弯曲机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.656 = 3.9 kwqjs = pjs tg=3.91.02 = 3.98 kvar(46)、直流电焊机kx = 0.7 cos = 0.3 tg = 3.18将jc =50%统一换算到jc1 =100%的额定容量pn = 26kwpe = n(jc/jc1)1/2pn = 1(0.5/1)1/226 = 18.38 kwpjs = kxpe =0.718.38 = 12.87kwqjs = pjs tg=12.873.18 = 40.92 kvar(47)、钢筋调直机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.02 = 7.29 kvar(48)、钢筋切断机kx = 0.65 cos = 0.7 tg = 1.02pjs = 0.657 = 4.55 kwqjs = pjs tg=4.551.02 = 4.64 kvar(49)、木工圆锯kx = 0.65 cos = 0.6 tg = 1.33pjs = 0.6511 = 7.15 kwqjs = pjs tg=7.151.33 = 9.53 kvar(50)、平板式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.36.6 = 1.98 kwqjs = pjs tg=1.981.02 = 2.02 kvar(51)、插入式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.39 = 2.7 kwqjs = pjs tg=2.71.02 = 2.75 kvar(52)、插入式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.318 = 5.4 kwqjs = pjs tg=5.41.02 = 5.51 kvar(53)、平板式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.313.2 = 3.96 kwqjs = pjs tg=3.961.02 = 4.04 kvar(54)、平板式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.311 = 3.3 kwqjs = pjs tg=3.31.02 = 3.37 kvar(55)、插入式振动器kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.315 = 4.5 kwqjs = pjs tg=4.51.02 = 4.59 kvar(56)、碘钨灯kx = 0.3 cos = 0.7 tg = 1.02pjs = 0.361 = 1.8 kwqjs = pjs tg=1.81.02 = 1.84 kvar(57)、荧光灯kx = 0.2 cos = 0.8 tg = 0.75pjs = 0.241.2 = 0.96 kwqjs = pjs tg=0.960.75 = 0.72 kvar(58)、高压汞灯kx = 0.6 cos = 0.7 tg = 1.02pjs = 0.6451.1 = 29.7 kwqjs = pjs tg=29.71.02 = 30.3 kvar(59)总的计算负荷计算，总箱同期系数取 kx = 0.4总的有功功率pjs = kxpjs = 0.4(42.504+5.25+5.25+5.25+5.25+42.504+5.25+5.25+5.25+5.25+5.25+7.15+4.55+10.75+3.9+7.15+3.6+1.32+3.3+2.25+9.9+9+1.44+4.88+4.55+12.87+3.9+7.15+2.25+2.25+2.25+2.25+2.25+10.75+3.9+7.15+7.15+4.55+6.45+7.15+4.55+3.9+7.15+3.9+12.87+7.15+4.55+7.15+1.98+2.7+5.4+3.96+3.3+4.5+1.8+0.96+29.7) = 157.515 kw总的无功功率qjs = kxqjs =0.4(56.53+6.98+6.98+6.98+6.98+56.53+6.98+6.98+6.98+6.98+6.98+7.29+4.64+24.63+3.98+9.53+3.67+1.35+3.37+2.3+10.1+9.18+1.08+4.97+4.64+17.16+3.98+9.53+6.98+6.98+6.98+6.98+6.98+24.63+3.98+7.29+9.53+4.64+14.78+7.29+4.64+3.98+9.53+3.98+40.92+7.29+4.64+9.53+2.02+2.75+5.51+4.04+3.37+4.59+1.84+0.72+30.3) = 217.572 kvar总的视在功率sjs = ( pjs2+qjs2 )1/2 = (157.5152+217.5722)1/2 = 268.605 kva总的计算电流计算ijs = sjs/(1.732ue) = 268.605/(1.7320.38) = 408.115 a3、配电室1线路上导线截面及分配箱、开关箱内电气设备选择:在选择前应对照平面图和系统图先由用电设备至开关箱计算，再由开关箱至分配箱计算，选择导线及开关设备。分配箱至开关箱，开关箱至用电设备的导线敷设采用铝橡皮绝缘导线空气明敷/架空线路，室外架空铝导线按机械强度的最小截面为16mm2。(1)、塔式起重机开关箱至塔式起重机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 160.72/(1.7320.380.6) = 153.75aii)选择导线选择blx-495 ，空气明敷/架空线路时其安全载流量为265a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz10-250/3 ，其脱扣器整定电流值为ir = 200a，漏电保护器为 dz10l-250/3。(2)、卷扬机1开关箱至卷扬机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(3)、卷扬机2楼开关箱至卷扬机2楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(4)、卷扬机5楼开关箱至卷扬机5楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(5)、卷扬机5楼开关箱至卷扬机5楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(6)、塔式起重机2开关箱至塔式起重机2导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 160.72/(1.7320.380.6) = 153.75aii)选择导线选择blx-495 ，空气明敷/架空线路时其安全载流量为265a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz10-250/3 ，其脱扣器整定电流值为ir = 200a，漏电保护器为 dz10l-250/3。(7)、卷扬机8楼开关箱至卷扬机8楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(8)、卷扬机9楼开关箱至卷扬机9楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(9)、卷扬机10楼开关箱至卷扬机10楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(10)、卷扬机11楼开关箱至卷扬机11楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(11)、卷扬机12楼开关箱至卷扬机12楼导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 17.5/(1.7320.380.6) = 18.99aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(12)、钢筋调直机开关箱至钢筋调直机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.7 tg = 1.02ijs = kx pe /(1.732ue cos) = 111/(1.7320.380.7) = 23.88aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为hk1-30/3，漏电保护器为 dz15l-100/30。(13)、钢筋切断机开关箱至钢筋切断机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.7 tg = 1.02ijs = kx pe /(1.732ue cos) = 17/(1.7320.380.7) = 15.19aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为hk1-60/3，漏电保护器为 dz15l-100/30。(14)、交流电焊机开关箱至交流电焊机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.4 tg = 2.29ijs = kx pe /(ue cos) = 121.5/(0.380.4) = 141.42aii)选择导线选择blx-495 ，空气明敷/架空线路时其安全载流量为265a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备选择开关箱内隔离开关为dz10-250/3 ，其脱扣器整定电流值为ir = 200a，漏电保护器为 dz10l-250/3。(15)、钢筋弯曲机开关箱至钢筋弯曲机导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.7 tg = 1.02ijs = kx pe /(1.732ue cos) = 13/(1.7320.380.7) = 6.51aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备由于开关控制2台用电器，开关的电流为ir=6.512.00(台数)= 13.02 a。选择开关箱内隔离开关为hk1-15/3，漏电保护器为 dz15l-100/30。(16)、木工圆锯开关箱至木工圆锯导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.6 tg = 1.33ijs = kx pe /(1.732ue cos) = 15.5/(1.7320.380.6) = 13.93aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备由于开关控制2台用电器，开关的电流为ir=13.932.00(台数)= 27.86 a。选择开关箱内隔离开关为hk1-30/3，漏电保护器为 dz15l-100/30。(17)、插入式振动器开关箱至插入式振动器导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.7 tg = 1.02ijs = kx pe /(1.732ue cos) = 11.5/(1.7320.380.7) = 3.26aii)选择导线选择xlf-416 ，空气明敷/架空线路时其安全载流量为64a。室外架空铝芯导线按机械强度的最小截面为16mm2，满足要求。iii)选择电气设备由于开关控制8台用电器，开关的电流为ir=3.268.00(台数)= 26.05 a。选择开关箱内隔离开关为dz5-50/3 ，其脱扣器整定电流值为ir = 40a，漏电保护器为 dz15l-100/30。(18)、平板式振动器开关箱至平板式振动器导线截面及开关箱内电气设备选择（开关箱以下用电器启动后需要系数取1）:i)计算电流kx = 1 cos = 0.7 tg = 1.02ijs = kx pe /(1.732ue cos) = 11.1/(1.7320.380.7) = 2.39aii)选择导线选择x